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Entropy-Nexus-Revival (ENR) Architecture

Version: 0.1.0
Status: Design Specification
Created: December 2024
Authors: Univrs Team

"The network is not pipes. It is a living market."

Caution

This project is a research demonstrator. It is in early development and may change significantly. Using permissive Univrs tools in your repository requires careful attention to security considerations and careful human supervision, and even then things can still go wrong. Use it with caution, and at your own risk. See Disclaimer.


Table of Contents

  1. Executive Summary
  2. Biological Foundation
  3. ENR Core Concepts
  4. System Architecture
  5. Entropy Subsystem
  6. Nexus Subsystem
  7. Revival Subsystem
  8. Pricing Models (ENR Consumers)
  9. DOL Specifications
  10. HIR Mappings
  11. Node Configuration
  12. Chaos Testing Framework
  13. Integration Points
  14. Implementation Roadmap

1. Executive Summary

1.1 What is ENR?

Entropy-Nexus-Revival (ENR) is the foundational economic primitive layer for the VUDO OS distributed computing platform. It provides the substrate upon which all pricing models, resource allocation, and network economics are built.

ENR is inspired by the biological mechanics of mycelial networks, specifically:

  • Entropy: The thermodynamic cost of disorder in distributed systems
  • Nexus: Hub-based aggregation and market-making (like fungal hubs)
  • Revival: Resource cycling and decomposition (like fungal nutrient recycling)

1.2 Why ENR?

Traditional distributed systems treat networks as passive pipes. Real biological networks (mycorrhizal networks) operate as active trading systems where:

  • Every transaction has a cost (entropy)
  • Some nodes become market-making hubs (nexus)
  • Resources cycle back into the system (revival)

ENR models this reality, creating a self-sustaining economic layer.

1.3 Position in Stack

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                              APPLICATION LAYER                              β”‚
β”‚                     Spirits, User Applications, Services                    β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
                                      β”‚
                                      β–Ό
β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                              PRICING LAYER                                  β”‚
β”‚                    Fixed Rates β”‚ Dynamic S/D β”‚ Auctions                     β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
                                      β”‚
                                      β–Ό
╔═════════════════════════════════════════════════════════════════════════════╗
β•‘                              ENR LAYER                                      β•‘
β•‘                    Entropy β”‚ Nexus β”‚ Revival                                β•‘
β•‘                    ════════════════════════════                             β•‘
β•‘                    THIS DOCUMENT SPECIFIES THIS LAYER                       β•‘
β•šβ•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•β•
                                      β”‚
                                      β–Ό
β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                              CREDIT LAYER                                   β”‚
β”‚                         Mycelial Credits Ledger                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
                                      β”‚
                                      β–Ό
β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                              NETWORK LAYER                                  β”‚
β”‚                    P2P Connections β”‚ Gossip β”‚ Consensus                     β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

1.4 Critical Path

If ENR doesn't work, nothing above it works.

ENR is the foundation for:

  • Spirit execution pricing
  • Resource allocation decisions
  • Network topology optimization
  • Failure recovery economics
  • Long-term sustainability

2. Biological Foundation

2.1 Scientific Basis

ENR is grounded in peer-reviewed mycology research:

Biological Mechanism Researcher ENR Application
Hydraulic transport General mycology Active flow, not passive pipes
Market-based trading Toby Kiers (VU Amsterdam) Exchange rate economics
Hub formation Various Nexus topology
Nutrient cycling Decomposition studies Revival pool
Electrical signaling Andrew Adamatzky Gossip protocol design
Woronin bodies Cell biology Circuit breaker pattern

2.2 Key Insight: Markets, Not Charity

The "Mother Tree" hypothesis (trees sharing altruistically) has been challenged by Karst et al. (2023). The current scientific understanding:

Fungi are active traders that discriminate based on exchange rates, not passive pipes that share freely.

This insight drives ENR's market-based design.

2.3 Mapping Biology to Technology

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                    BIOLOGICAL β†’ TECHNICAL MAPPING                           β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  BIOLOGY                          TECHNOLOGY                                β”‚
β”‚  ────────────────────────────────────────────────────────────────────────  β”‚
β”‚                                                                             β”‚
β”‚  Second Law of Thermodynamics  β†’  Entropy accounting in transactions        β”‚
β”‚  Turgor pressure gradients     β†’  Resource gradients across nodes           β”‚
β”‚  Cytoplasmic streaming         β†’  Active credit/data flow                   β”‚
β”‚  Fungal hub formation          β†’  Nexus node emergence                      β”‚
β”‚  Preferential allocation       β†’  Market-based resource routing             β”‚
β”‚  Decomposition/recycling       β†’  Revival pool for failed resources         β”‚
β”‚  Woronin body isolation        β†’  Septal gate circuit breakers              β”‚
β”‚  Electrical action potentials  β†’  Gossip protocol signals                   β”‚
β”‚  Apical tip growth             β†’  Network expansion/discovery               β”‚
β”‚  Septal pores                  β†’  Connection management                     β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

3. ENR Core Concepts

3.1 The Three Pillars

                              ENR
                               β”‚
           β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”Όβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
           β”‚                   β”‚                   β”‚
           β–Ό                   β–Ό                   β–Ό
     β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”         β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”         β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”
     β”‚ ENTROPY β”‚         β”‚  NEXUS  β”‚         β”‚ REVIVAL β”‚
     β”‚         β”‚         β”‚         β”‚         β”‚         β”‚
     β”‚ Disorderβ”‚         β”‚  Hub    β”‚         β”‚ Cycling β”‚
     β”‚ Costs   β”‚         β”‚ Network β”‚         β”‚ & Reuse β”‚
     β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜         β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜         β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
           β”‚                   β”‚                   β”‚
           β”‚                   β”‚                   β”‚
           β–Ό                   β–Ό                   β–Ό
     β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”         β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”         β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”
     β”‚ Price   β”‚         β”‚ Route   β”‚         β”‚ Reclaim β”‚
     β”‚ Signals β”‚         β”‚ Optimizeβ”‚         β”‚ Recycle β”‚
     β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜         β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜         β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

3.2 Core Invariants

These invariants MUST hold at all times:

INVARIANT 1: Conservation of Credits
    sum(all_credits) = GENESIS_AMOUNT + minted - burned
    Credits cannot be created or destroyed except through controlled mint/burn

INVARIANT 2: Entropy is Non-Negative
    entropy(transaction) >= 0
    Every transaction adds some disorder to the system

INVARIANT 3: Revival Completeness
    for all failed_resources:
        eventually(recycled(failed_resources)) = true
    No resources are permanently lost

INVARIANT 4: Nexus Consistency
    for all nexus_nodes:
        aggregated_view βŠ‡ leaves_view
    Nexus nodes have at least as much information as their leaves

INVARIANT 5: Septal Gate Safety
    isolated(node) implies no_credit_flow(node)
    Isolated nodes cannot participate in credit transactions

3.3 State Machine Overview

                    β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
                    β”‚              ENR STATE MACHINE              β”‚
                    β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”     reserve      β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”     consume      β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚ ACTIVE  │─────────────────►│ RESERVED │─────────────────►│ CONSUMED β”‚
β”‚ Credits β”‚                  β”‚ Credits  β”‚                  β”‚ (Work)   β”‚
β””β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”˜                  β””β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”˜                  β””β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”˜
     β”‚                            β”‚                              β”‚
     β”‚                            β”‚ timeout                      β”‚ release
     β”‚                            β–Ό                              β–Ό
     β”‚                       β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”                  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
     β”‚                       β”‚ EXPIRED  β”‚                  β”‚ RELEASED β”‚
     β”‚                       β”‚          β”‚                  β”‚          β”‚
     β”‚                       β””β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”˜                  β””β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”˜
     β”‚                            β”‚                              β”‚
     β”‚                            β”‚ recycle                      β”‚ recycle
     β”‚                            β–Ό                              β–Ό
     β”‚                       β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
     β”‚                       β”‚           REVIVAL POOL             β”‚
     β”‚                       β”‚    (Recycled + Entropy Tax)        β”‚
     β”‚                       β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
     β”‚                                         β”‚
     β”‚                                         β”‚ redistribute
     β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

4. System Architecture

4.1 Component Diagram

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                              ENR SYSTEM                                     β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚                        ENR COORDINATOR                               β”‚   β”‚
β”‚  β”‚                                                                      β”‚   β”‚
β”‚  β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”              β”‚   β”‚
β”‚  β”‚  β”‚   Entropy    β”‚  β”‚    Nexus     β”‚  β”‚   Revival    β”‚              β”‚   β”‚
β”‚  β”‚  β”‚   Engine     β”‚  β”‚   Manager    β”‚  β”‚    Pool      β”‚              β”‚   β”‚
β”‚  β”‚  β””β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”€β”˜  β””β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”€β”˜  β””β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”€β”˜              β”‚   β”‚
β”‚  β”‚         β”‚                 β”‚                 β”‚                       β”‚   β”‚
β”‚  β”‚         β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”Όβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜                       β”‚   β”‚
β”‚  β”‚                           β”‚                                          β”‚   β”‚
β”‚  β”‚                    β”Œβ”€β”€β”€β”€β”€β”€β–Όβ”€β”€β”€β”€β”€β”€β”€β”                                  β”‚   β”‚
β”‚  β”‚                    β”‚   ENR Core   β”‚                                  β”‚   β”‚
β”‚  β”‚                    β”‚   (State)    β”‚                                  β”‚   β”‚
β”‚  β”‚                    β””β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”€β”˜                                  β”‚   β”‚
β”‚  β”‚                           β”‚                                          β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”Όβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                              β”‚                                              β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”Όβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚                    EXTERNAL INTERFACES                               β”‚   β”‚
β”‚  β”‚                                                                      β”‚   β”‚
β”‚  β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”              β”‚   β”‚
β”‚  β”‚  β”‚   Credit     β”‚  β”‚   Network    β”‚  β”‚   Gossip     β”‚              β”‚   β”‚
β”‚  β”‚  β”‚   Ledger     β”‚  β”‚   Topology   β”‚  β”‚   Protocol   β”‚              β”‚   β”‚
β”‚  β”‚  β”‚   Interface  β”‚  β”‚   Interface  β”‚  β”‚   Interface  β”‚              β”‚   β”‚
β”‚  β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜              β”‚   β”‚
β”‚  β”‚                                                                      β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

4.2 Crate Structure

univrs-enr/
β”œβ”€β”€ Cargo.toml
β”œβ”€β”€ src/
β”‚   β”œβ”€β”€ lib.rs                 # Public API
β”‚   β”œβ”€β”€ core/
β”‚   β”‚   β”œβ”€β”€ mod.rs
β”‚   β”‚   β”œβ”€β”€ types.rs           # Core ENR types
β”‚   β”‚   β”œβ”€β”€ state.rs           # ENR state machine
β”‚   β”‚   β”œβ”€β”€ invariants.rs      # Invariant checking
β”‚   β”‚   └── errors.rs          # Error types
β”‚   β”‚
β”‚   β”œβ”€β”€ entropy/
β”‚   β”‚   β”œβ”€β”€ mod.rs
β”‚   β”‚   β”œβ”€β”€ calculator.rs      # Entropy calculation
β”‚   β”‚   β”œβ”€β”€ network.rs         # Network entropy
β”‚   β”‚   β”œβ”€β”€ compute.rs         # Compute entropy
β”‚   β”‚   β”œβ”€β”€ storage.rs         # Storage entropy
β”‚   β”‚   └── temporal.rs        # Temporal entropy
β”‚   β”‚
β”‚   β”œβ”€β”€ nexus/
β”‚   β”‚   β”œβ”€β”€ mod.rs
β”‚   β”‚   β”œβ”€β”€ topology.rs        # Hub topology management
β”‚   β”‚   β”œβ”€β”€ roles.rs           # Leaf/Nexus/PoteauMitan
β”‚   β”‚   β”œβ”€β”€ aggregation.rs     # Gradient aggregation
β”‚   β”‚   β”œβ”€β”€ market_maker.rs    # Bid/ask spread management
β”‚   β”‚   └── election.rs        # Nexus election protocol
β”‚   β”‚
β”‚   β”œβ”€β”€ revival/
β”‚   β”‚   β”œβ”€β”€ mod.rs
β”‚   β”‚   β”œβ”€β”€ pool.rs            # Revival pool management
β”‚   β”‚   β”œβ”€β”€ events.rs          # Revival event types
β”‚   β”‚   β”œβ”€β”€ decomposer.rs      # Resource decomposition
β”‚   β”‚   └── redistributor.rs   # Credit redistribution
β”‚   β”‚
β”‚   β”œβ”€β”€ septal/
β”‚   β”‚   β”œβ”€β”€ mod.rs
β”‚   β”‚   β”œβ”€β”€ gate.rs            # Circuit breaker
β”‚   β”‚   β”œβ”€β”€ woronin.rs         # Isolation mechanism
β”‚   β”‚   └── healing.rs         # Recovery protocol
β”‚   β”‚
β”‚   β”œβ”€β”€ pricing/
β”‚   β”‚   β”œβ”€β”€ mod.rs
β”‚   β”‚   β”œβ”€β”€ fixed.rs           # Fixed rate pricing
β”‚   β”‚   β”œβ”€β”€ dynamic.rs         # Supply/demand pricing
β”‚   β”‚   β”œβ”€β”€ auction.rs         # Auction-based pricing
β”‚   β”‚   └── composite.rs       # Multi-model pricing
β”‚   β”‚
β”‚   └── testing/
β”‚       β”œβ”€β”€ mod.rs
β”‚       β”œβ”€β”€ chaos.rs           # Chaos testing framework
β”‚       β”œβ”€β”€ scenarios.rs       # Test scenarios
β”‚       └── assertions.rs      # ENR-specific assertions
β”‚
β”œβ”€β”€ tests/
β”‚   β”œβ”€β”€ entropy_tests.rs
β”‚   β”œβ”€β”€ nexus_tests.rs
β”‚   β”œβ”€β”€ revival_tests.rs
β”‚   β”œβ”€β”€ integration_tests.rs
β”‚   └── chaos_tests.rs
β”‚
└── benches/
    β”œβ”€β”€ entropy_bench.rs
    └── throughput_bench.rs

4.3 Data Flow

                              TRANSACTION REQUEST
                                      β”‚
                                      β–Ό
                    β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
                    β”‚       1. ENTROPY CALCULATION        β”‚
                    β”‚                                     β”‚
                    β”‚  network_entropy = f(hops, latency) β”‚
                    β”‚  compute_entropy = f(cpu, memory)   β”‚
                    β”‚  storage_entropy = f(size, replicas)β”‚
                    β”‚  temporal_entropy = f(staleness)    β”‚
                    β”‚                                     β”‚
                    β”‚  total_entropy = weighted_sum(...)  β”‚
                    β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
                                      β”‚
                                      β–Ό
                    β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
                    β”‚       2. NEXUS ROUTING              β”‚
                    β”‚                                     β”‚
                    β”‚  if leaf:                           β”‚
                    β”‚    route_via_nexus()                β”‚
                    β”‚  else if nexus:                     β”‚
                    β”‚    if entropy_budget_allows:        β”‚
                    β”‚      direct_route()                 β”‚
                    β”‚    else:                            β”‚
                    β”‚      route_via_super_nexus()        β”‚
                    β”‚  else: # poteau-mitan               β”‚
                    β”‚    direct_route()                   β”‚
                    β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
                                      β”‚
                                      β–Ό
                    β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
                    β”‚       3. PRICING APPLICATION        β”‚
                    β”‚                                     β”‚
                    β”‚  base_price = pricing_model.calc()  β”‚
                    β”‚  entropy_cost = entropy * FACTOR    β”‚
                    β”‚  total_price = base + entropy_cost  β”‚
                    β”‚                                     β”‚
                    β”‚  entropy_tax = total * TAX_RATE     β”‚
                    β”‚  revival_pool += entropy_tax        β”‚
                    β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
                                      β”‚
                                      β–Ό
                    β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
                    β”‚       4. CREDIT RESERVATION         β”‚
                    β”‚                                     β”‚
                    β”‚  reserve(sender, total_price)       β”‚
                    β”‚  execute_transaction()              β”‚
                    β”‚                                     β”‚
                    β”‚  on_success:                        β”‚
                    β”‚    consume(reservation)             β”‚
                    β”‚  on_failure:                        β”‚
                    β”‚    release_to_revival(reservation)  β”‚
                    β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

5. Entropy Subsystem

5.1 Entropy Types

ENR tracks four categories of entropy:

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                           ENTROPY CATEGORIES                                β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β” β”‚
β”‚  β”‚  NETWORK ENTROPY (Sβ‚™)                                                 β”‚ β”‚
β”‚  β”‚  ─────────────────────────────────────────────────────────────────── β”‚ β”‚
β”‚  β”‚  Sources:                                                             β”‚ β”‚
β”‚  β”‚  β€’ Hop count between source and destination                           β”‚ β”‚
β”‚  β”‚  β€’ Latency variance (jitter)                                          β”‚ β”‚
β”‚  β”‚  β€’ Packet loss probability                                            β”‚ β”‚
β”‚  β”‚  β€’ Bandwidth saturation                                               β”‚ β”‚
β”‚  β”‚                                                                       β”‚ β”‚
β”‚  β”‚  Formula:                                                             β”‚ β”‚
β”‚  β”‚  Sβ‚™ = α₁·hops + Ξ±β‚‚Β·latency_var + α₃·loss_prob + Ξ±β‚„Β·saturation        β”‚ β”‚
β”‚  β”‚                                                                       β”‚ β”‚
β”‚  β”‚  Range: [0.0, 10.0]                                                   β”‚ β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜ β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β” β”‚
β”‚  β”‚  COMPUTE ENTROPY (Sᢜ)                                                 β”‚ β”‚
β”‚  β”‚  ─────────────────────────────────────────────────────────────────── β”‚ β”‚
β”‚  β”‚  Sources:                                                             β”‚ β”‚
β”‚  β”‚  β€’ CPU cycles consumed                                                β”‚ β”‚
β”‚  β”‚  β€’ Memory allocation/deallocation churn                               β”‚ β”‚
β”‚  β”‚  β€’ Context switch overhead                                            β”‚ β”‚
β”‚  β”‚  β€’ Cache miss rate                                                    β”‚ β”‚
β”‚  β”‚                                                                       β”‚ β”‚
β”‚  β”‚  Formula:                                                             β”‚ β”‚
β”‚  β”‚  Sᢜ = β₁·cpu_cycles + Ξ²β‚‚Β·mem_churn + β₃·ctx_switches + Ξ²β‚„Β·cache_miss β”‚ β”‚
β”‚  β”‚                                                                       β”‚ β”‚
β”‚  β”‚  Range: [0.0, 10.0]                                                   β”‚ β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜ β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β” β”‚
β”‚  β”‚  STORAGE ENTROPY (SΛ’)                                                 β”‚ β”‚
β”‚  β”‚  ─────────────────────────────────────────────────────────────────── β”‚ β”‚
β”‚  β”‚  Sources:                                                             β”‚ β”‚
β”‚  β”‚  β€’ Data size                                                          β”‚ β”‚
β”‚  β”‚  β€’ Replication factor divergence                                      β”‚ β”‚
β”‚  β”‚  β€’ Fragmentation level                                                β”‚ β”‚
β”‚  β”‚  β€’ Compaction debt                                                    β”‚ β”‚
β”‚  β”‚                                                                       β”‚ β”‚
β”‚  β”‚  Formula:                                                             β”‚ β”‚
β”‚  β”‚  SΛ’ = γ₁·size + Ξ³β‚‚Β·replica_divergence + γ₃·fragmentation + Ξ³β‚„Β·debt   β”‚ β”‚
β”‚  β”‚                                                                       β”‚ β”‚
β”‚  β”‚  Range: [0.0, 10.0]                                                   β”‚ β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜ β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β” β”‚
β”‚  β”‚  TEMPORAL ENTROPY (Sα΅—)                                                β”‚ β”‚
β”‚  β”‚  ─────────────────────────────────────────────────────────────────── β”‚ β”‚
β”‚  β”‚  Sources:                                                             β”‚ β”‚
β”‚  β”‚  β€’ Data staleness (time since last update)                            β”‚ β”‚
β”‚  β”‚  β€’ Clock drift between nodes                                          β”‚ β”‚
β”‚  β”‚  β€’ Causal ordering uncertainty                                        β”‚ β”‚
β”‚  β”‚  β€’ Version vector divergence                                          β”‚ β”‚
β”‚  β”‚                                                                       β”‚ β”‚
β”‚  β”‚  Formula:                                                             β”‚ β”‚
β”‚  β”‚  Sα΅— = δ₁·staleness + Ξ΄β‚‚Β·clock_drift + δ₃·ordering + Ξ΄β‚„Β·version_div   β”‚ β”‚
β”‚  β”‚                                                                       β”‚ β”‚
β”‚  β”‚  Range: [0.0, 10.0]                                                   β”‚ β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜ β”‚
β”‚                                                                             β”‚
β”‚  TOTAL ENTROPY:                                                             β”‚
β”‚  S_total = wβ‚™Β·Sβ‚™ + wᢜ·Sᢜ + wΛ’Β·SΛ’ + wα΅—Β·Sα΅—                                  β”‚
β”‚                                                                             β”‚
β”‚  Default weights: wβ‚™=0.3, wᢜ=0.3, wΛ’=0.2, wα΅—=0.2                           β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

5.2 Entropy Calculation Algorithm

ALGORITHM: CalculateTransactionEntropy(tx)
INPUT: Transaction tx with source, destination, payload
OUTPUT: EntropyAccount with all entropy components

1.  // Network Entropy
2.  path ← FindPath(tx.source, tx.destination)
3.  Sβ‚™ ← 0.0
4.  FOR each hop IN path:
5.      Sβ‚™ += HOP_ENTROPY_BASE
6.      Sβ‚™ += hop.latency_variance * LATENCY_FACTOR
7.      Sβ‚™ += hop.loss_probability * LOSS_FACTOR
8.  END FOR
9.  Sβ‚™ ← min(Sβ‚™, MAX_NETWORK_ENTROPY)

10. // Compute Entropy
11. estimated_cycles ← EstimateCycles(tx.operation)
12. Sᢜ ← estimated_cycles * CYCLE_ENTROPY_FACTOR
13. Sᢜ += tx.memory_estimate * MEMORY_ENTROPY_FACTOR
14. Sᢜ ← min(Sᢜ, MAX_COMPUTE_ENTROPY)

15. // Storage Entropy
16. IF tx.involves_storage:
17.     SΛ’ ← tx.storage_size * SIZE_ENTROPY_FACTOR
18.     SΛ’ += GetReplicaDivergence(tx.storage_key) * REPLICA_FACTOR
19. ELSE:
20.     SΛ’ ← 0.0
21. END IF
22. SΛ’ ← min(SΛ’, MAX_STORAGE_ENTROPY)

23. // Temporal Entropy
24. IF tx.reads_state:
25.     staleness ← CurrentTime() - tx.state_last_updated
26.     Sα΅— ← staleness.as_seconds() * STALENESS_FACTOR
27. ELSE:
28.     Sα΅— ← 0.0
29. END IF
30. Sα΅— ← min(Sα΅—, MAX_TEMPORAL_ENTROPY)

31. RETURN EntropyAccount { Sβ‚™, Sᢜ, SΛ’, Sα΅— }

5.3 Entropy Price Multiplier

FUNCTION: EntropyPriceMultiplier(entropy_account)
INPUT: EntropyAccount
OUTPUT: Price multiplier β‰₯ 1.0

1.  total ← entropy_account.weighted_sum()
2.  
3.  // Piecewise linear multiplier
4.  IF total < LOW_ENTROPY_THRESHOLD:    // < 2.0
5.      multiplier ← 1.0 + (total * 0.05)
6.  ELSE IF total < MED_ENTROPY_THRESHOLD:  // < 5.0
7.      multiplier ← 1.1 + ((total - 2.0) * 0.1)
8.  ELSE IF total < HIGH_ENTROPY_THRESHOLD: // < 8.0
9.      multiplier ← 1.4 + ((total - 5.0) * 0.2)
10. ELSE:  // >= 8.0 (very high entropy)
11.     multiplier ← 2.0 + ((total - 8.0) * 0.5)
12. END IF
13.
14. RETURN min(multiplier, MAX_ENTROPY_MULTIPLIER)  // Cap at 5.0x

6. Nexus Subsystem

6.1 Node Roles

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                              NEXUS HIERARCHY                                β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚                          β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”                              β”‚
β”‚                          β”‚   POTEAU-MITAN    β”‚                              β”‚
β”‚                          β”‚   (Super-Nexus)   β”‚                              β”‚
β”‚                          β”‚                   β”‚                              β”‚
β”‚                          β”‚ β€’ Global gradient β”‚                              β”‚
β”‚                          β”‚ β€’ Full gossip     β”‚                              β”‚
β”‚                          β”‚ β€’ Price gia    β”‚                              β”‚
β”‚                          β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜                              β”‚
β”‚                                    β”‚                                        β”‚
β”‚              β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”Όβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”                  β”‚
β”‚              β”‚                     β”‚                     β”‚                  β”‚
β”‚              β–Ό                     β–Ό                     β–Ό                  β”‚
β”‚       β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”       β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”       β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”          β”‚
β”‚       β”‚    NEXUS    β”‚       β”‚    NEXUS    β”‚       β”‚    NEXUS    β”‚          β”‚
β”‚       β”‚             β”‚       β”‚             β”‚       β”‚             β”‚          β”‚
β”‚       β”‚ β€’ Aggregate β”‚       β”‚ β€’ Aggregate β”‚       β”‚ β€’ Aggregate β”‚          β”‚
β”‚       β”‚ β€’ Market    β”‚       β”‚ β€’ Market    β”‚       β”‚ β€’ Market    β”‚          β”‚
β”‚       β”‚   maker     β”‚       β”‚   maker     β”‚       β”‚   maker     β”‚          β”‚
β”‚       β””β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”˜       β””β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”˜       β””β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”˜          β”‚
β”‚              β”‚                     β”‚                     β”‚                  β”‚
β”‚       β”Œβ”€β”€β”€β”€β”€β”€β”΄β”€β”€β”€β”€β”€β”€β”       β”Œβ”€β”€β”€β”€β”€β”€β”΄β”€β”€β”€β”€β”€β”€β”       β”Œβ”€β”€β”€β”€β”€β”€β”΄β”€β”€β”€β”€β”€β”€β”          β”‚
β”‚       β”‚             β”‚       β”‚             β”‚       β”‚             β”‚          β”‚
β”‚       β–Ό             β–Ό       β–Ό             β–Ό       β–Ό             β–Ό          β”‚
β”‚   β”Œβ”€β”€β”€β”€β”€β”€β”      β”Œβ”€β”€β”€β”€β”€β”€β”β”Œβ”€β”€β”€β”€β”€β”€β”     β”Œβ”€β”€β”€β”€β”€β”€β”β”Œβ”€β”€β”€β”€β”€β”€β”     β”Œβ”€β”€β”€β”€β”€β”€β”        β”‚
β”‚   β”‚ LEAF β”‚      β”‚ LEAF β”‚β”‚ LEAF β”‚     β”‚ LEAF β”‚β”‚ LEAF β”‚     β”‚ LEAF β”‚        β”‚
β”‚   β”‚      β”‚      β”‚      β”‚β”‚      β”‚     β”‚      β”‚β”‚      β”‚     β”‚      β”‚        β”‚
β”‚   β”‚Local β”‚      β”‚Local β”‚β”‚Local β”‚     β”‚Local β”‚β”‚Local β”‚     β”‚Local β”‚        β”‚
β”‚   β”‚only  β”‚      β”‚only  β”‚β”‚only  β”‚     β”‚only  β”‚β”‚only  β”‚     β”‚only  β”‚        β”‚
β”‚   β””β”€β”€β”€β”€β”€β”€β”˜      β””β”€β”€β”€β”€β”€β”€β”˜β””β”€β”€β”€β”€β”€β”€β”˜     β””β”€β”€β”€β”€β”€β”€β”˜β””β”€β”€β”€β”€β”€β”€β”˜     β””β”€β”€β”€β”€β”€β”€β”˜        β”‚
β”‚                                                                             β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                           ROLE CHARACTERISTICS                              β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  LEAF:                                                                      β”‚
β”‚  β€’ Knows only local resources                                               β”‚
β”‚  β€’ Routes all inter-node traffic through Nexus                              β”‚
β”‚  β€’ Lowest entropy cost for local operations                                 β”‚
β”‚  β€’ Cannot be market maker                                                   β”‚
β”‚  β€’ Minimum requirements: any node can be leaf                               β”‚
β”‚                                                                             β”‚
β”‚  NEXUS:                                                                     β”‚
β”‚  β€’ Aggregates gradients from 5-50 leaves                                    β”‚
β”‚  β€’ Provides market-making (bid/ask spreads)                                 β”‚
β”‚  β€’ Can route directly if entropy budget allows                              β”‚
β”‚  β€’ Earns fees for aggregation services                                      β”‚
β”‚  β€’ Requirements: stable uptime, sufficient bandwidth                        β”‚
β”‚                                                                             β”‚
β”‚  POTEAU-MITAN:                                                              β”‚
β”‚  β€’ Full global gradient view                                                β”‚
β”‚  β€’ Participates in consensus (OpenRaft)                                     β”‚
β”‚  β€’ Price gia for network-wide rates                                      β”‚
β”‚  β€’ Always uses direct routing                                               β”‚
β”‚  β€’ Requirements: high uptime, consensus participation                       β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

6.2 Nexus Election Protocol

ALGORITHM: NexusElection(region)
INPUT: Region containing nodes
OUTPUT: Elected nexus node for region

1.  candidates ← []
2.  
3.  FOR each node IN region.nodes:
4.      IF node.uptime > MIN_NEXUS_UPTIME AND
5.         node.bandwidth > MIN_NEXUS_BANDWIDTH AND
6.         node.reputation > MIN_NEXUS_REPUTATION:
7.          candidates.append(node)
8.      END IF
9.  END FOR
10.
11. IF candidates.is_empty():
12.     // No qualified candidates, use least-bad option
13.     candidates ← region.nodes.sort_by(reputation).take(3)
14. END IF
15.
16. // Score candidates
17. FOR each candidate IN candidates:
18.     score ← 0.0
19.     score += candidate.uptime * UPTIME_WEIGHT        // 0.3
20.     score += candidate.bandwidth * BANDWIDTH_WEIGHT  // 0.3
21.     score += candidate.reputation * REPUTATION_WEIGHT // 0.2
22.     score += candidate.leaf_count * CONNECTIVITY_WEIGHT // 0.2
23.     candidate.election_score ← score
24. END FOR
25.
26. // Elect highest scorer
27. winner ← candidates.max_by(election_score)
28. winner.role ← NexusRole::Nexus
29.
30. // Notify leaves to connect to new nexus
31. FOR each leaf IN region.leaves:
32.     leaf.nexus ← winner.id
33. END FOR
34.
35. RETURN winner

6.3 Gradient Aggregation

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                          GRADIENT AGGREGATION                               β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  Resource Gradient = Vector of resource availability signals                β”‚
β”‚                                                                             β”‚
β”‚  Gradient Components:                                                       β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚  cpu_available:    f64    // 0.0 (exhausted) to 1.0 (idle)          β”‚   β”‚
β”‚  β”‚  memory_available: f64    // 0.0 (exhausted) to 1.0 (free)          β”‚   β”‚
β”‚  β”‚  gpu_available:    f64    // 0.0 (exhausted) to 1.0 (idle)          β”‚   β”‚
β”‚  β”‚  storage_available: f64   // 0.0 (full) to 1.0 (empty)              β”‚   β”‚
β”‚  β”‚  bandwidth_available: f64 // 0.0 (saturated) to 1.0 (idle)          β”‚   β”‚
β”‚  β”‚  credit_balance:   f64    // Normalized credit availability         β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β”‚  Aggregation at Nexus Level:                                                β”‚
β”‚  ───────────────────────────────────────────────────────────────────────   β”‚
β”‚                                                                             β”‚
β”‚  nexus.gradient[resource] = Ξ£(leaf.gradient[resource] * leaf.weight)       β”‚
β”‚                             ─────────────────────────────────────────       β”‚
β”‚                                      Ξ£(leaf.weight)                         β”‚
β”‚                                                                             β”‚
β”‚  where weight = f(leaf.capacity, leaf.reliability)                          β”‚
β”‚                                                                             β”‚
β”‚  Example:                                                                   β”‚
β”‚                                                                             β”‚
β”‚    Leaf A: cpu=0.8, mem=0.5, weight=1.0                                    β”‚
β”‚    Leaf B: cpu=0.2, mem=0.9, weight=0.8                                    β”‚
β”‚    Leaf C: cpu=0.5, mem=0.6, weight=1.0                                    β”‚
β”‚                                                                             β”‚
β”‚    Nexus.cpu = (0.8*1.0 + 0.2*0.8 + 0.5*1.0) / (1.0+0.8+1.0)              β”‚
β”‚              = (0.8 + 0.16 + 0.5) / 2.8                                     β”‚
β”‚              = 0.521                                                        β”‚
β”‚                                                                             β”‚
β”‚    Nexus.mem = (0.5*1.0 + 0.9*0.8 + 0.6*1.0) / 2.8                         β”‚
β”‚              = (0.5 + 0.72 + 0.6) / 2.8                                     β”‚
β”‚              = 0.650                                                        β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

6.4 Market Making

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                          NEXUS MARKET MAKING                                β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  Nexus nodes act as market makers, providing bid/ask spreads for resources. β”‚
β”‚                                                                             β”‚
β”‚  Order Book Structure:                                                      β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚   BIDS (Buyers)              β”‚    ASKS (Sellers)                   β”‚   β”‚
β”‚  β”‚   ─────────────────────────────────────────────────────────────   β”‚   β”‚
β”‚  β”‚   Price    Quantity          β”‚    Price    Quantity                β”‚   β”‚
β”‚  β”‚   100      50 CPU-hrs        β”‚    102      30 CPU-hrs              β”‚   β”‚
β”‚  β”‚   99       100 CPU-hrs       β”‚    103      80 CPU-hrs              β”‚   β”‚
β”‚  β”‚   98       200 CPU-hrs       β”‚    105      150 CPU-hrs             β”‚   β”‚
β”‚  β”‚                              β”‚                                     β”‚   β”‚
β”‚  β”‚            Best Bid: 100     β”‚    Best Ask: 102                    β”‚   β”‚
β”‚  β”‚                              β”‚                                     β”‚   β”‚
β”‚  β”‚            Spread: 2 credits (2%)                                  β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β”‚  Nexus Spread Calculation:                                                  β”‚
β”‚  ───────────────────────────────────────────────────────────────────────   β”‚
β”‚                                                                             β”‚
β”‚  base_spread = MINIMUM_SPREAD  // e.g., 1%                                  β”‚
β”‚                                                                             β”‚
β”‚  // Adjust for volatility                                                   β”‚
β”‚  volatility_adjustment = price_std_dev / price_mean * VOLATILITY_FACTOR    β”‚
β”‚                                                                             β”‚
β”‚  // Adjust for inventory risk                                               β”‚
β”‚  inventory_adjustment = abs(inventory - target) / target * INVENTORY_FACTORβ”‚
β”‚                                                                             β”‚
β”‚  // Adjust for entropy                                                      β”‚
β”‚  entropy_adjustment = local_entropy * ENTROPY_SPREAD_FACTOR                 β”‚
β”‚                                                                             β”‚
β”‚  final_spread = base_spread + volatility_adj + inventory_adj + entropy_adj β”‚
β”‚                                                                             β”‚
β”‚  Nexus earns: spread_revenue = volume * final_spread / 2                    β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

7. Revival Subsystem

7.1 Revival Pool Architecture

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                           REVIVAL POOL                                      β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚                      β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”                  β”‚
β”‚                      β”‚         REVIVAL POOL              β”‚                  β”‚
β”‚                      β”‚                                   β”‚                  β”‚
β”‚                      β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β” β”‚                  β”‚
β”‚                      β”‚  β”‚   Recycled Credits          β”‚ β”‚                  β”‚
β”‚                      β”‚  β”‚   (from failures)           β”‚ β”‚                  β”‚
β”‚                      β”‚  β”‚                             β”‚ β”‚                  β”‚
β”‚                      β”‚  β”‚   Balance: 10,000 credits   β”‚ β”‚                  β”‚
β”‚                      β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜ β”‚                  β”‚
β”‚                      β”‚                                   β”‚                  β”‚
β”‚                      β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β” β”‚                  β”‚
β”‚                      β”‚  β”‚   Entropy Tax               β”‚ β”‚                  β”‚
β”‚                      β”‚  β”‚   (from all transactions)   β”‚ β”‚                  β”‚
β”‚                      β”‚  β”‚                             β”‚ β”‚                  β”‚
β”‚                      β”‚  β”‚   Balance: 5,000 credits    β”‚ β”‚                  β”‚
β”‚                      β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜ β”‚                  β”‚
β”‚                      β”‚                                   β”‚                  β”‚
β”‚                      β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β” β”‚                  β”‚
β”‚                      β”‚  β”‚   Maintenance Fund          β”‚ β”‚                  β”‚
β”‚                      β”‚  β”‚   (for network upkeep)      β”‚ β”‚                  β”‚
β”‚                      β”‚  β”‚                             β”‚ β”‚                  β”‚
β”‚                      β”‚  β”‚   Balance: 2,000 credits    β”‚ β”‚                  β”‚
β”‚                      β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜ β”‚                  β”‚
β”‚                      β”‚                                   β”‚                  β”‚
β”‚                      β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”¬β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜                  β”‚
β”‚                                          β”‚                                  β”‚
β”‚          β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”Όβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”  β”‚
β”‚          β”‚                               β”‚                               β”‚  β”‚
β”‚          β–Ό                               β–Ό                               β–Ό  β”‚
β”‚   β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”                β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”                β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚   β”‚ INFLOW      β”‚                β”‚ PROCESSING  β”‚                β”‚ OUTFLOW     β”‚
β”‚   β”‚             β”‚                β”‚             β”‚                β”‚             β”‚
β”‚   β”‚ β€’ Node fail β”‚                β”‚ β€’ Decompose β”‚                β”‚ β€’ Subsidy   β”‚
β”‚   β”‚ β€’ Timeout   β”‚                β”‚ β€’ Verify    β”‚                β”‚ β€’ Reward    β”‚
β”‚   β”‚ β€’ GC        β”‚                β”‚ β€’ Queue     β”‚                β”‚ β€’ Refund    β”‚
β”‚   β”‚ β€’ Tax       β”‚                β”‚             β”‚                β”‚             β”‚
β”‚   β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜                β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜                β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

7.2 Revival Events

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                           REVIVAL EVENT TYPES                               β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  EVENT TYPE              TRIGGER                    CREDITS FLOW            β”‚
β”‚  ─────────────────────────────────────────────────────────────────────────  β”‚
β”‚                                                                             β”‚
β”‚  NodeFailure             Node becomes unreachable   Reserved β†’ Pool         β”‚
β”‚                          for > FAILURE_TIMEOUT      Held resources freed    β”‚
β”‚                                                                             β”‚
β”‚  ReservationExpired      Reservation not consumed   Reserved β†’ Original     β”‚
β”‚                          within TTL                 holder (direct return)  β”‚
β”‚                                                                             β”‚
β”‚  GarbageCollection       Orphaned state detected    State value β†’ Pool      β”‚
β”‚                          (no owner, no references)  (funds maintenance)     β”‚
β”‚                                                                             β”‚
β”‚  EntropyTax              Every transaction          Tax portion β†’ Pool      β”‚
β”‚                          (automatic deduction)      (funds maintenance)     β”‚
β”‚                                                                             β”‚
β”‚  SeptalIsolation         Node isolated by circuit   Node credits β†’ Pool     β”‚
β”‚                          breaker                    (held for recovery)     β”‚
β”‚                                                                             β”‚
β”‚  VoluntaryExit           Node gracefully leaves     Credits β†’ Original      β”‚
β”‚                          network                    holder (clean exit)     β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

7.3 Decomposition Algorithm

ALGORITHM: DecomposeFailedNode(node)
INPUT: Failed node
OUTPUT: Revival events queued

1.  // Validate node is actually failed
2.  IF NOT ConfirmFailure(node):
3.      RETURN []  // False alarm
4.  END IF
5.
6.  events ← []
7.
8.  // Phase 1: Freeze all node credits
9.  frozen_credits ← FreezeCredits(node)
10. events.append(RevivalEvent::CreditsFrozen {
11.     node: node.id,
12.     amount: frozen_credits
13. })
14.
15. // Phase 2: Release held reservations
16. FOR each reservation IN node.held_reservations:
17.     IF reservation.consumed:
18.         // Already consumed, no action
19.         CONTINUE
20.     END IF
21.     
22.     events.append(RevivalEvent::ReservationReleased {
23.         reservation_id: reservation.id,
24.         credits: reservation.amount,
25.         destination: reservation.original_holder
26.     })
27. END FOR
28.
29. // Phase 3: Reclaim stored state
30. FOR each storage_item IN node.stored_items:
31.     IF storage_item.has_replicas:
32.         // Replicated, just update replica set
33.         RemoveFromReplicaSet(storage_item, node)
34.     ELSE:
35.         // Orphaned, queue for GC credit return
36.         events.append(RevivalEvent::OrphanedState {
37.             key: storage_item.key,
38.             value_credits: EstimateStorageCredits(storage_item)
39.         })
40.     END IF
41. END FOR
42.
43. // Phase 4: Update topology
44. IF node.role == Nexus:
45.     // Trigger nexus re-election
46.     TriggerNexusElection(node.region)
47. END IF
48.
49. // Phase 5: Queue main decomposition
50. events.append(RevivalEvent::NodeDecomposed {
51.     node: node.id,
52.     total_credits: frozen_credits,
53.     decomposition_complete: CurrentTime() + DECOMPOSITION_PERIOD
54. })
55.
56. RETURN events

7.4 Credit Redistribution

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                        CREDIT REDISTRIBUTION                                β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  Revival Pool credits are redistributed based on allocation policy:         β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚                    ALLOCATION POLICY                                β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  Category              Percentage    Purpose                        β”‚   β”‚
β”‚  β”‚  ─────────────────────────────────────────────────────────────────  β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  Network Maintenance   40%           Nexus rewards, infra upkeep   β”‚   β”‚
β”‚  β”‚  New Node Subsidy      25%           Bootstrap new nodes            β”‚   β”‚
β”‚  β”‚  Low-Balance Support   20%           Help struggling nodes          β”‚   β”‚
β”‚  β”‚  Reserve Buffer        15%           Emergency fund                 β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β”‚  Redistribution occurs at REDISTRIBUTION_INTERVAL (e.g., every 1 hour)     β”‚
β”‚                                                                             β”‚
β”‚  Eligibility criteria:                                                      β”‚
β”‚  β€’ Network Maintenance: Nexus nodes with >95% uptime                       β”‚
β”‚  β€’ New Node Subsidy: Nodes < 7 days old with passing health checks         β”‚
β”‚  β€’ Low-Balance Support: Nodes with balance < SUBSIDY_THRESHOLD             β”‚
β”‚  β€’ Reserve Buffer: Automatically held (not distributed)                    β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

8. Pricing Models (ENR Consumers)

8.1 Overview

ENR provides the foundation; these pricing models consume ENR services:

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                     PRICING MODELS ON ENR                                   β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚  FIXED RATE PRICING                                                 β”‚   β”‚
β”‚  β”‚  ─────────────────────────────────────────────────────────────────  β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  Use case: Predictable workloads, SLA-bound services                β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  price = FIXED_RATE Γ— resource_units Γ— entropy_multiplier           β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  ENR components used:                                               β”‚   β”‚
β”‚  β”‚  β€’ Entropy: Adjusts fixed rate based on path cost                   β”‚   β”‚
β”‚  β”‚  β€’ Nexus: Routes to appropriate provider                            β”‚   β”‚
β”‚  β”‚  β€’ Revival: Guarantees refund on failure                            β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚  DYNAMIC SUPPLY/DEMAND PRICING                                      β”‚   β”‚
β”‚  β”‚  ─────────────────────────────────────────────────────────────────  β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  Use case: Elastic workloads, spot instances, batch jobs            β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  price = f(supply, demand) Γ— entropy_multiplier                     β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  ENR components used:                                               β”‚   β”‚
β”‚  β”‚  β€’ Entropy: Adds cost for high-entropy routes                       β”‚   β”‚
β”‚  β”‚  β€’ Nexus: Aggregates supply/demand signals, provides price gia   β”‚   β”‚
β”‚  β”‚  β€’ Revival: Recycles credits, dampens price volatility              β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚  AUCTION PRICING                                                    β”‚   β”‚
β”‚  β”‚  ─────────────────────────────────────────────────────────────────  β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  Use case: Scarce resources, premium placement, priority access     β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  price = winning_bid + entropy_cost                                 β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  ENR components used:                                               β”‚   β”‚
β”‚  β”‚  β€’ Entropy: Sets reserve price floor                                β”‚   β”‚
β”‚  β”‚  β€’ Nexus: Hosts auction, aggregates bids                            β”‚   β”‚
β”‚  β”‚  β€’ Revival: Returns credits for failed/cancelled auctions           β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

8.2 Composite Pricing

For complex scenarios, pricing models can be combined:

COMPOSITE PRICING EXAMPLE: Spirit Execution

1. Base compute: Fixed rate (predictable part)
   base_cost = FIXED_CPU_RATE Γ— cpu_seconds

2. Network transfer: Dynamic (varies with congestion)
   transfer_cost = dynamic_rate(bandwidth_supply, bandwidth_demand) Γ— bytes

3. Premium placement: Auction (scarce GPU resources)
   placement_cost = auction_result.winning_bid

4. Total with ENR:
   subtotal = base_cost + transfer_cost + placement_cost
   entropy_cost = subtotal Γ— entropy_multiplier(path)
   entropy_tax = (subtotal + entropy_cost) Γ— TAX_RATE
   
   TOTAL = subtotal + entropy_cost + entropy_tax

9. DOL Specifications

9.1 Core ENR Types

// ═══════════════════════════════════════════════════════════════════════════
// ENR Core Types - Design Ontology Language Specification
// File: specifications/enr/core.dol
// ═══════════════════════════════════════════════════════════════════════════

module enr.core @ 0.1.0

exegesis {
    Entropy-Nexus-Revival (ENR) is the foundational economic primitive
    for the VUDO OS distributed computing platform. This module defines
    the core types and contracts.
}

// ═══════════════════════════════════════════════════════════════════════════
// CREDITS
// ═══════════════════════════════════════════════════════════════════════════

gene Credits {
    exegesis {
        The fundamental unit of value in the ENR system.
        Credits are conserved: they can only be transferred, not created or destroyed
        except through controlled mint/burn operations.
    }
    
    has amount: UInt64
    
    constraint non_negative {
        this.amount >= 0
    }
}

gene CreditTransfer {
    exegesis {
        A transfer of credits between accounts.
        Transfers are atomic and conserve total credits.
    }
    
    has from: AccountId
    has to: AccountId
    has amount: Credits
    has entropy_cost: Credits
    has timestamp: Timestamp
    
    constraint conservation {
        // Total credits before == total credits after
        balance_before(this.from) + balance_before(this.to) ==
            balance_after(this.from) + balance_after(this.to) + this.entropy_cost
    }
}

// ═══════════════════════════════════════════════════════════════════════════
// ENTROPY
// ═══════════════════════════════════════════════════════════════════════════

gene EntropyAccount {
    exegesis {
        Tracks entropy across four dimensions for a transaction or path.
        Entropy represents the thermodynamic cost of disorder in the system.
    }
    
    has network: Float64      // Network entropy (hops, latency, loss)
    has compute: Float64      // Compute entropy (CPU, memory churn)
    has storage: Float64      // Storage entropy (size, fragmentation)
    has temporal: Float64     // Temporal entropy (staleness, drift)
    
    constraint bounded {
        this.network >= 0.0 and this.network <= 10.0 and
        this.compute >= 0.0 and this.compute <= 10.0 and
        this.storage >= 0.0 and this.storage <= 10.0 and
        this.temporal >= 0.0 and this.temporal <= 10.0
    }
}

trait EntropyCalculator {
    exegesis {
        Calculates entropy for transactions and paths.
    }
    
    is calculate(tx: Transaction) -> EntropyAccount
    is weighted_sum(account: EntropyAccount, weights: EntropyWeights) -> Float64
    is price_multiplier(account: EntropyAccount) -> Float64
}

gene EntropyWeights {
    exegesis {
        Configurable weights for entropy components.
        Default: network=0.3, compute=0.3, storage=0.2, temporal=0.2
    }
    
    has network_weight: Float64
    has compute_weight: Float64
    has storage_weight: Float64
    has temporal_weight: Float64
    
    constraint sum_to_one {
        this.network_weight + this.compute_weight + 
        this.storage_weight + this.temporal_weight == 1.0
    }
    
    provides default() -> Self {
        EntropyWeights {
            network_weight: 0.3,
            compute_weight: 0.3,
            storage_weight: 0.2,
            temporal_weight: 0.2
        }
    }
}

// ═══════════════════════════════════════════════════════════════════════════
// NEXUS
// ═══════════════════════════════════════════════════════════════════════════

gene NexusRole {
    exegesis {
        The role of a node in the Nexus hierarchy.
        Nodes can be Leaves, Nexuses, or Poteau-Mitan (super-nexus).
    }
    
    has role_type is enum {
        Leaf,         // Basic node, routes through nexus
        Nexus,        // Hub node, aggregates leaves
        PoteauMitan   // Super-hub, global view
    }
    
    has parent: Option<NodeId>        // Nexus for leaves, super-nexus for nexuses
    has children: List<NodeId>        // Leaves for nexuses, nexuses for poteau-mitan
    has gradient: ResourceGradient    // Aggregated resource availability
}

gene ResourceGradient {
    exegesis {
        Vector of resource availability signals.
        Values range from 0.0 (exhausted) to 1.0 (fully available).
    }
    
    has cpu_available: Float64
    has memory_available: Float64
    has gpu_available: Float64
    has storage_available: Float64
    has bandwidth_available: Float64
    has credit_balance: Float64
    
    constraint all_bounded {
        forall field in [cpu_available, memory_available, gpu_available,
                         storage_available, bandwidth_available, credit_balance]:
            field >= 0.0 and field <= 1.0
    }
}

trait NexusTopology {
    exegesis {
        Manages the Nexus hierarchy topology.
    }
    
    is elect_nexus(region: Region) -> NodeId
    is aggregate_gradients(nexus: NodeId) -> ResourceGradient
    is find_route(from: NodeId, to: NodeId, entropy_budget: Float64) -> Path
    is promote_to_nexus(node: NodeId) -> Result<Void, Error>
    is demote_to_leaf(node: NodeId) -> Result<Void, Error>
}

// ═══════════════════════════════════════════════════════════════════════════
// REVIVAL
// ═══════════════════════════════════════════════════════════════════════════

gene RevivalPool {
    exegesis {
        Pool of recycled credits from failures, taxes, and garbage collection.
        Credits in the pool are redistributed according to allocation policy.
    }
    
    has recycled_credits: Credits
    has entropy_tax_collected: Credits
    has maintenance_fund: Credits
    has reserve_buffer: Credits
    
    constraint non_negative_balances {
        this.recycled_credits.amount >= 0 and
        this.entropy_tax_collected.amount >= 0 and
        this.maintenance_fund.amount >= 0 and
        this.reserve_buffer.amount >= 0
    }
}

gene RevivalEvent {
    exegesis {
        An event that triggers credit recycling into the revival pool.
    }
    
    has event_type is enum {
        NodeFailure,         // Node became unreachable
        ReservationExpired,  // Reservation timed out
        GarbageCollected,    // Orphaned state cleaned up
        EntropyTax,          // Tax deducted from transaction
        SeptalIsolation,     // Node isolated by circuit breaker
        VoluntaryExit        // Node gracefully left network
    }
    
    has source: NodeId
    has credits: Credits
    has timestamp: Timestamp
    has metadata: Map<String, String>
}

trait RevivalManager {
    exegesis {
        Manages the revival pool and credit redistribution.
    }
    
    is process_event(event: RevivalEvent) -> Result<Void, Error>
    is redistribute(interval: Duration) -> List<CreditTransfer>
    is decompose_node(node: NodeId) -> List<RevivalEvent>
    is total_pool_balance() -> Credits
}

// ═══════════════════════════════════════════════════════════════════════════
// SEPTAL GATE (Circuit Breaker)
// ═══════════════════════════════════════════════════════════════════════════

gene SeptalGate {
    exegesis {
        Circuit breaker that isolates failing nodes.
        Named after the septal pores in fungal hyphae that can be plugged
        by Woronin bodies to prevent damage from spreading.
    }
    
    has node: NodeId
    has state is enum {
        Open,      // Normal operation
        HalfOpen,  // Testing recovery
        Closed     // Isolated (Woronin active)
    }
    
    has failure_count: UInt32
    has last_failure: Option<Timestamp>
    has isolation_start: Option<Timestamp>
}

gene SeptalGateConfig {
    exegesis {
        Configuration for circuit breaker triggers.
        All triggers are weighted and combined.
    }
    
    has timeout_weight: Float64
    has timeout_threshold: Duration
    
    has credit_default_weight: Float64
    has credit_default_threshold: Credits
    
    has reputation_weight: Float64
    has reputation_threshold: Float64
    
    constraint weights_sum {
        this.timeout_weight + this.credit_default_weight + 
        this.reputation_weight == 1.0
    }
    
    provides default() -> Self {
        SeptalGateConfig {
            timeout_weight: 0.4,
            timeout_threshold: Duration::seconds(30),
            credit_default_weight: 0.3,
            credit_default_threshold: Credits { amount: 100 },
            reputation_weight: 0.3,
            reputation_threshold: 0.5
        }
    }
}

trait SeptalGateManager {
    exegesis {
        Manages circuit breakers for all connections.
    }
    
    is check_health(node: NodeId) -> HealthStatus
    is should_isolate(node: NodeId, config: SeptalGateConfig) -> Bool
    is isolate(node: NodeId) -> Result<Void, Error>
    is attempt_recovery(node: NodeId) -> Result<Bool, Error>
}

9.2 Entropy Calculation

// ═══════════════════════════════════════════════════════════════════════════
// ENR Entropy Calculation - Design Ontology Language Specification
// File: specifications/enr/entropy.dol
// ═══════════════════════════════════════════════════════════════════════════

module enr.entropy @ 0.1.0

use enr.core.{ EntropyAccount, EntropyWeights, EntropyCalculator }

exegesis {
    Entropy calculation implementation for the ENR system.
    Entropy quantifies the thermodynamic cost of disorder in transactions.
}

// ═══════════════════════════════════════════════════════════════════════════
// CONSTANTS
// ═══════════════════════════════════════════════════════════════════════════

const HOP_ENTROPY_BASE: Float64 = 0.1
const LATENCY_ENTROPY_FACTOR: Float64 = 0.01
const LOSS_ENTROPY_FACTOR: Float64 = 5.0
const CYCLE_ENTROPY_FACTOR: Float64 = 0.000001
const MEMORY_ENTROPY_FACTOR: Float64 = 0.0000001
const SIZE_ENTROPY_FACTOR: Float64 = 0.00000001
const STALENESS_ENTROPY_FACTOR: Float64 = 0.001

const MAX_NETWORK_ENTROPY: Float64 = 10.0
const MAX_COMPUTE_ENTROPY: Float64 = 10.0
const MAX_STORAGE_ENTROPY: Float64 = 10.0
const MAX_TEMPORAL_ENTROPY: Float64 = 10.0

const LOW_ENTROPY_THRESHOLD: Float64 = 2.0
const MED_ENTROPY_THRESHOLD: Float64 = 5.0
const HIGH_ENTROPY_THRESHOLD: Float64 = 8.0
const MAX_ENTROPY_MULTIPLIER: Float64 = 5.0

// ═══════════════════════════════════════════════════════════════════════════
// NETWORK ENTROPY
// ═══════════════════════════════════════════════════════════════════════════

gene NetworkEntropyInput {
    has hops: UInt32
    has latency_variance_ms: Float64
    has packet_loss_probability: Float64
    has bandwidth_saturation: Float64
}

fun calculate_network_entropy(input: NetworkEntropyInput) -> Float64 {
    exegesis {
        Calculate network entropy from path characteristics.
        Sβ‚™ = α₁·hops + Ξ±β‚‚Β·latency_var + α₃·loss_prob + Ξ±β‚„Β·saturation
    }
    
    entropy = input.hops as Float64 * HOP_ENTROPY_BASE
    entropy = entropy + input.latency_variance_ms * LATENCY_ENTROPY_FACTOR
    entropy = entropy + input.packet_loss_probability * LOSS_ENTROPY_FACTOR
    entropy = entropy + input.bandwidth_saturation * 2.0
    
    return min(entropy, MAX_NETWORK_ENTROPY)
}

// ═══════════════════════════════════════════════════════════════════════════
// COMPUTE ENTROPY
// ═══════════════════════════════════════════════════════════════════════════

gene ComputeEntropyInput {
    has cpu_cycles: UInt64
    has memory_bytes: UInt64
    has context_switches: UInt32
    has cache_miss_rate: Float64
}

fun calculate_compute_entropy(input: ComputeEntropyInput) -> Float64 {
    exegesis {
        Calculate compute entropy from resource usage.
        Sᢜ = β₁·cpu_cycles + Ξ²β‚‚Β·mem + β₃·ctx_switches + Ξ²β‚„Β·cache_miss
    }
    
    entropy = input.cpu_cycles as Float64 * CYCLE_ENTROPY_FACTOR
    entropy = entropy + input.memory_bytes as Float64 * MEMORY_ENTROPY_FACTOR
    entropy = entropy + input.context_switches as Float64 * 0.01
    entropy = entropy + input.cache_miss_rate * 1.0
    
    return min(entropy, MAX_COMPUTE_ENTROPY)
}

// ═══════════════════════════════════════════════════════════════════════════
// STORAGE ENTROPY
// ═══════════════════════════════════════════════════════════════════════════

gene StorageEntropyInput {
    has size_bytes: UInt64
    has replica_divergence: Float64    // 0.0 = perfect sync, 1.0 = fully diverged
    has fragmentation_ratio: Float64   // 0.0 = contiguous, 1.0 = fully fragmented
    has compaction_debt: Float64       // Pending compaction work
}

fun calculate_storage_entropy(input: StorageEntropyInput) -> Float64 {
    exegesis {
        Calculate storage entropy from data characteristics.
        SΛ’ = γ₁·size + Ξ³β‚‚Β·replica_div + γ₃·fragmentation + Ξ³β‚„Β·debt
    }
    
    entropy = input.size_bytes as Float64 * SIZE_ENTROPY_FACTOR
    entropy = entropy + input.replica_divergence * 3.0
    entropy = entropy + input.fragmentation_ratio * 2.0
    entropy = entropy + input.compaction_debt * 1.5
    
    return min(entropy, MAX_STORAGE_ENTROPY)
}

// ═══════════════════════════════════════════════════════════════════════════
// TEMPORAL ENTROPY
// ═══════════════════════════════════════════════════════════════════════════

gene TemporalEntropyInput {
    has staleness_seconds: Float64
    has clock_drift_ms: Float64
    has ordering_uncertainty: Float64  // 0.0 = certain, 1.0 = uncertain
    has version_divergence: Float64    // Vector clock divergence
}

fun calculate_temporal_entropy(input: TemporalEntropyInput) -> Float64 {
    exegesis {
        Calculate temporal entropy from time-related factors.
        Sα΅— = δ₁·staleness + Ξ΄β‚‚Β·clock_drift + δ₃·ordering + Ξ΄β‚„Β·version_div
    }
    
    entropy = input.staleness_seconds * STALENESS_ENTROPY_FACTOR
    entropy = entropy + input.clock_drift_ms * 0.001
    entropy = entropy + input.ordering_uncertainty * 2.0
    entropy = entropy + input.version_divergence * 2.5
    
    return min(entropy, MAX_TEMPORAL_ENTROPY)
}

// ═══════════════════════════════════════════════════════════════════════════
// COMBINED ENTROPY
// ═══════════════════════════════════════════════════════════════════════════

fun weighted_entropy_sum(
    account: EntropyAccount, 
    weights: EntropyWeights
) -> Float64 {
    exegesis {
        Calculate weighted sum of all entropy components.
        S_total = wβ‚™Β·Sβ‚™ + wᢜ·Sᢜ + wΛ’Β·SΛ’ + wα΅—Β·Sα΅—
    }
    
    return account.network * weights.network_weight +
           account.compute * weights.compute_weight +
           account.storage * weights.storage_weight +
           account.temporal * weights.temporal_weight
}

fun entropy_price_multiplier(account: EntropyAccount) -> Float64 {
    exegesis {
        Calculate price multiplier based on total entropy.
        Uses piecewise linear function with increasing slope for higher entropy.
    }
    
    total = weighted_entropy_sum(account, EntropyWeights::default())
    
    multiplier = if total < LOW_ENTROPY_THRESHOLD {
        1.0 + (total * 0.05)
    } else if total < MED_ENTROPY_THRESHOLD {
        1.1 + ((total - 2.0) * 0.1)
    } else if total < HIGH_ENTROPY_THRESHOLD {
        1.4 + ((total - 5.0) * 0.2)
    } else {
        2.0 + ((total - 8.0) * 0.5)
    }
    
    return min(multiplier, MAX_ENTROPY_MULTIPLIER)
}

// ═══════════════════════════════════════════════════════════════════════════
// ENTROPY CALCULATOR IMPLEMENTATION
// ═══════════════════════════════════════════════════════════════════════════

system StandardEntropyCalculator {
    exegesis {
        Standard implementation of the EntropyCalculator trait.
    }
    
    impl EntropyCalculator {
        is calculate(tx: Transaction) -> EntropyAccount {
            network_input = NetworkEntropyInput {
                hops: tx.path.hop_count(),
                latency_variance_ms: tx.path.latency_variance(),
                packet_loss_probability: tx.path.loss_probability(),
                bandwidth_saturation: tx.path.saturation()
            }
            
            compute_input = ComputeEntropyInput {
                cpu_cycles: tx.estimated_cycles(),
                memory_bytes: tx.estimated_memory(),
                context_switches: tx.estimated_context_switches(),
                cache_miss_rate: tx.estimated_cache_miss_rate()
            }
            
            storage_input = if tx.involves_storage() {
                StorageEntropyInput {
                    size_bytes: tx.storage_size(),
                    replica_divergence: tx.replica_divergence(),
                    fragmentation_ratio: tx.fragmentation(),
                    compaction_debt: tx.compaction_debt()
                }
            } else {
                StorageEntropyInput::zero()
            }
            
            temporal_input = if tx.reads_state() {
                TemporalEntropyInput {
                    staleness_seconds: tx.state_staleness().as_seconds(),
                    clock_drift_ms: tx.clock_drift(),
                    ordering_uncertainty: tx.ordering_uncertainty(),
                    version_divergence: tx.version_divergence()
                }
            } else {
                TemporalEntropyInput::zero()
            }
            
            return EntropyAccount {
                network: calculate_network_entropy(network_input),
                compute: calculate_compute_entropy(compute_input),
                storage: calculate_storage_entropy(storage_input),
                temporal: calculate_temporal_entropy(temporal_input)
            }
        }
        
        is weighted_sum(account: EntropyAccount, weights: EntropyWeights) -> Float64 {
            return weighted_entropy_sum(account, weights)
        }
        
        is price_multiplier(account: EntropyAccount) -> Float64 {
            return entropy_price_multiplier(account)
        }
    }
}

9.3 Nexus Topology

// ═══════════════════════════════════════════════════════════════════════════
// ENR Nexus Topology - Design Ontology Language Specification
// File: specifications/enr/nexus.dol
// ═══════════════════════════════════════════════════════════════════════════

module enr.nexus @ 0.1.0

use enr.core.{ NexusRole, ResourceGradient, NexusTopology }

exegesis {
    Nexus topology management for the ENR system.
    Implements hierarchical hub-and-spoke architecture inspired by
    mycelial network hub formation.
}

// ═══════════════════════════════════════════════════════════════════════════
// CONSTANTS
// ═══════════════════════════════════════════════════════════════════════════

const MIN_NEXUS_UPTIME: Float64 = 0.95          // 95% uptime required
const MIN_NEXUS_BANDWIDTH: UInt64 = 10_000_000  // 10 Mbps
const MIN_NEXUS_REPUTATION: Float64 = 0.7       // 70% reputation score
const MIN_LEAVES_PER_NEXUS: UInt32 = 5
const MAX_LEAVES_PER_NEXUS: UInt32 = 50
const NEXUS_ELECTION_INTERVAL: Duration = Duration::hours(1)

const UPTIME_WEIGHT: Float64 = 0.3
const BANDWIDTH_WEIGHT: Float64 = 0.3
const REPUTATION_WEIGHT: Float64 = 0.2
const CONNECTIVITY_WEIGHT: Float64 = 0.2

// ═══════════════════════════════════════════════════════════════════════════
// GOSSIP ROUTING
// ═══════════════════════════════════════════════════════════════════════════

gene GossipPath {
    exegesis {
        Path for gossip message routing.
        Can be direct (low entropy) or via hub (higher entropy budget).
    }
    
    has path_type is enum {
        Direct,      // Direct node-to-node
        ViaHub,      // Through nexus hub
        ViaSuperHub  // Through poteau-mitan
    }
    
    has hops: List<NodeId>
    has estimated_entropy: Float64
}

fun determine_gossip_path(
    from: NodeId,
    to: NodeId,
    from_role: NexusRole,
    entropy_budget: Float64
) -> GossipPath {
    exegesis {
        Determine optimal gossip path based on node roles and entropy budget.
        Leaves always go through nexus; nexuses can go direct if budget allows.
    }
    
    match from_role.role_type {
        Leaf => {
            // Leaves always route through their nexus
            nexus = from_role.parent.expect("Leaf must have parent nexus")
            return GossipPath {
                path_type: GossipPath::ViaHub,
                hops: [nexus, to],
                estimated_entropy: estimate_hub_entropy(from, nexus, to)
            }
        }
        
        Nexus => {
            direct_entropy = estimate_direct_entropy(from, to)
            
            if direct_entropy <= entropy_budget {
                return GossipPath {
                    path_type: GossipPath::Direct,
                    hops: [to],
                    estimated_entropy: direct_entropy
                }
            } else {
                super_nexus = from_role.parent.unwrap_or(to)
                return GossipPath {
                    path_type: GossipPath::ViaSuperHub,
                    hops: [super_nexus, to],
                    estimated_entropy: estimate_super_hub_entropy(from, super_nexus, to)
                }
            }
        }
        
        PoteauMitan => {
            // Super-nexus always has budget for direct routing
            return GossipPath {
                path_type: GossipPath::Direct,
                hops: [to],
                estimated_entropy: estimate_direct_entropy(from, to)
            }
        }
    }
}

// ═══════════════════════════════════════════════════════════════════════════
// GRADIENT AGGREGATION
// ═══════════════════════════════════════════════════════════════════════════

gene LeafGradientReport {
    has node: NodeId
    has gradient: ResourceGradient
    has weight: Float64
    has timestamp: Timestamp
}

fun aggregate_gradients(reports: List<LeafGradientReport>) -> ResourceGradient {
    exegesis {
        Aggregate gradients from leaf nodes using weighted average.
        nexus.gradient[resource] = Ξ£(leaf.gradient[resource] * leaf.weight) / Ξ£(leaf.weight)
    }
    
    total_weight = reports.iter().map(|r| r.weight).sum()
    
    if total_weight == 0.0 {
        return ResourceGradient::zero()
    }
    
    cpu = reports.iter().map(|r| r.gradient.cpu_available * r.weight).sum() / total_weight
    memory = reports.iter().map(|r| r.gradient.memory_available * r.weight).sum() / total_weight
    gpu = reports.iter().map(|r| r.gradient.gpu_available * r.weight).sum() / total_weight
    storage = reports.iter().map(|r| r.gradient.storage_available * r.weight).sum() / total_weight
    bandwidth = reports.iter().map(|r| r.gradient.bandwidth_available * r.weight).sum() / total_weight
    credits = reports.iter().map(|r| r.gradient.credit_balance * r.weight).sum() / total_weight
    
    return ResourceGradient {
        cpu_available: cpu,
        memory_available: memory,
        gpu_available: gpu,
        storage_available: storage,
        bandwidth_available: bandwidth,
        credit_balance: credits
    }
}

// ═══════════════════════════════════════════════════════════════════════════
// NEXUS ELECTION
// ═══════════════════════════════════════════════════════════════════════════

gene NexusCandidate {
    has node: NodeId
    has uptime: Float64
    has bandwidth: UInt64
    has reputation: Float64
    has current_leaf_count: UInt32
    has election_score: Float64
}

fun elect_nexus(region: Region) -> NodeId {
    exegesis {
        Elect a nexus node for the given region.
        Candidates are scored by uptime, bandwidth, reputation, and connectivity.
    }
    
    // Gather qualified candidates
    candidates = region.nodes
        .filter(|n| n.uptime >= MIN_NEXUS_UPTIME)
        .filter(|n| n.bandwidth >= MIN_NEXUS_BANDWIDTH)
        .filter(|n| n.reputation >= MIN_NEXUS_REPUTATION)
        .map(|n| NexusCandidate {
            node: n.id,
            uptime: n.uptime,
            bandwidth: n.bandwidth,
            reputation: n.reputation,
            current_leaf_count: n.connection_count(),
            election_score: 0.0
        })
        .collect()
    
    // If no qualified candidates, use best available
    if candidates.is_empty() {
        candidates = region.nodes
            .sort_by(|n| n.reputation)
            .take(3)
            .map(|n| NexusCandidate { ... })
            .collect()
    }
    
    // Score candidates
    for candidate in candidates.iter_mut() {
        candidate.election_score = 
            candidate.uptime * UPTIME_WEIGHT +
            normalize_bandwidth(candidate.bandwidth) * BANDWIDTH_WEIGHT +
            candidate.reputation * REPUTATION_WEIGHT +
            normalize_connectivity(candidate.current_leaf_count) * CONNECTIVITY_WEIGHT
    }
    
    // Elect highest scorer
    winner = candidates.max_by(|c| c.election_score)
    
    return winner.node
}

// ═══════════════════════════════════════════════════════════════════════════
// MARKET MAKING
// ═══════════════════════════════════════════════════════════════════════════

gene OrderBook {
    exegesis {
        Order book for resource trading at a nexus node.
        Nexus nodes act as market makers with bid/ask spreads.
    }
    
    has resource: ResourceType
    has bids: List<Order>    // Sorted by price descending
    has asks: List<Order>    // Sorted by price ascending
}

gene Order {
    has price: Credits
    has quantity: UInt64
    has node: NodeId
    has timestamp: Timestamp
}

gene MarketMakerConfig {
    has minimum_spread: Float64        // e.g., 0.01 = 1%
    has volatility_factor: Float64
    has inventory_factor: Float64
    has entropy_spread_factor: Float64
    has target_inventory: UInt64
}

fun calculate_spread(
    order_book: OrderBook,
    config: MarketMakerConfig,
    local_entropy: Float64
) -> Float64 {
    exegesis {
        Calculate the bid/ask spread for market making.
        Spread adjusts for volatility, inventory risk, and entropy.
    }
    
    // Base spread
    spread = config.minimum_spread
    
    // Volatility adjustment
    price_history = order_book.recent_prices(Duration::hours(1))
    volatility = price_history.std_dev() / price_history.mean()
    spread = spread + volatility * config.volatility_factor
    
    // Inventory adjustment
    current_inventory = order_book.total_inventory()
    inventory_imbalance = abs(current_inventory - config.target_inventory) as Float64 
                          / config.target_inventory as Float64
    spread = spread + inventory_imbalance * config.inventory_factor
    
    // Entropy adjustment
    spread = spread + local_entropy * config.entropy_spread_factor
    
    return spread
}

9.4 Revival Pool

// ═══════════════════════════════════════════════════════════════════════════
// ENR Revival Pool - Design Ontology Language Specification
// File: specifications/enr/revival.dol
// ═══════════════════════════════════════════════════════════════════════════

module enr.revival @ 0.1.0

use enr.core.{ Credits, RevivalPool, RevivalEvent, RevivalManager }

exegesis {
    Revival pool management for the ENR system.
    Implements resource cycling inspired by fungal decomposition.
}

// ═══════════════════════════════════════════════════════════════════════════
// CONSTANTS
// ═══════════════════════════════════════════════════════════════════════════

const ENTROPY_TAX_RATE: Float64 = 0.02          // 2% tax on all transactions
const REDISTRIBUTION_INTERVAL: Duration = Duration::hours(1)
const DECOMPOSITION_PERIOD: Duration = Duration::minutes(5)
const FAILURE_TIMEOUT: Duration = Duration::seconds(30)

// Allocation percentages
const NETWORK_MAINTENANCE_ALLOCATION: Float64 = 0.40
const NEW_NODE_SUBSIDY_ALLOCATION: Float64 = 0.25
const LOW_BALANCE_SUPPORT_ALLOCATION: Float64 = 0.20
const RESERVE_BUFFER_ALLOCATION: Float64 = 0.15

const SUBSIDY_THRESHOLD: Credits = Credits { amount: 100 }
const NEW_NODE_AGE_LIMIT: Duration = Duration::days(7)

// ═══════════════════════════════════════════════════════════════════════════
// DECOMPOSITION
// ═══════════════════════════════════════════════════════════════════════════

gene DecompositionState {
    exegesis {
        State of a node being decomposed after failure.
    }
    
    has node: NodeId
    has phase is enum {
        CreditsFrozen,
        ReservationsReleased,
        StateReclaimed,
        TopologyUpdated,
        Complete
    }
    has frozen_credits: Credits
    has start_time: Timestamp
    has events_emitted: List<RevivalEvent>
}

fun decompose_failed_node(node: NodeId) -> List<RevivalEvent> {
    exegesis {
        Decompose a failed node, returning its resources to the revival pool.
        Follows biological decomposition: freeze β†’ release β†’ reclaim β†’ update.
    }
    
    events = []
    
    // Verify failure
    if not confirm_failure(node) {
        return []  // False alarm
    }
    
    // Phase 1: Freeze credits
    frozen = freeze_node_credits(node)
    events.push(RevivalEvent {
        event_type: RevivalEvent::NodeFailure,
        source: node,
        credits: frozen,
        timestamp: now(),
        metadata: { "phase": "freeze" }
    })
    
    // Phase 2: Release reservations
    for reservation in node.held_reservations() {
        if not reservation.consumed {
            events.push(RevivalEvent {
                event_type: RevivalEvent::ReservationExpired,
                source: reservation.id,
                credits: reservation.amount,
                timestamp: now(),
                metadata: { "original_holder": reservation.holder.to_string() }
            })
        }
    }
    
    // Phase 3: Reclaim storage
    for item in node.stored_items() {
        if item.has_replicas() {
            remove_from_replica_set(item, node)
        } else {
            // Orphaned state
            events.push(RevivalEvent {
                event_type: RevivalEvent::GarbageCollected,
                source: node,
                credits: estimate_storage_credits(item),
                timestamp: now(),
                metadata: { "key": item.key }
            })
        }
    }
    
    // Phase 4: Update topology
    if node.role == NexusRole::Nexus {
        trigger_nexus_election(node.region)
    }
    
    return events
}

// ═══════════════════════════════════════════════════════════════════════════
// REDISTRIBUTION
// ═══════════════════════════════════════════════════════════════════════════

gene RedistributionPlan {
    has maintenance_recipients: List<(NodeId, Credits)>
    has subsidy_recipients: List<(NodeId, Credits)>
    has support_recipients: List<(NodeId, Credits)>
    has reserve_addition: Credits
}

fun plan_redistribution(pool: RevivalPool) -> RedistributionPlan {
    exegesis {
        Plan credit redistribution from the revival pool.
        Allocates to maintenance, subsidies, support, and reserve.
    }
    
    total_available = pool.recycled_credits.amount + 
                      pool.entropy_tax_collected.amount
    
    maintenance_budget = Credits { 
        amount: (total_available as Float64 * NETWORK_MAINTENANCE_ALLOCATION) as UInt64 
    }
    subsidy_budget = Credits { 
        amount: (total_available as Float64 * NEW_NODE_SUBSIDY_ALLOCATION) as UInt64 
    }
    support_budget = Credits { 
        amount: (total_available as Float64 * LOW_BALANCE_SUPPORT_ALLOCATION) as UInt64 
    }
    reserve_budget = Credits { 
        amount: (total_available as Float64 * RESERVE_BUFFER_ALLOCATION) as UInt64 
    }
    
    // Find maintenance recipients (high-uptime nexus nodes)
    nexus_nodes = get_all_nexus_nodes()
        .filter(|n| n.uptime >= 0.95)
        .sort_by(|n| n.uptime)
    
    maintenance_per_node = maintenance_budget.amount / nexus_nodes.len().max(1) as UInt64
    maintenance_recipients = nexus_nodes
        .map(|n| (n.id, Credits { amount: maintenance_per_node }))
        .collect()
    
    // Find subsidy recipients (new nodes)
    new_nodes = get_all_nodes()
        .filter(|n| n.age() < NEW_NODE_AGE_LIMIT)
        .filter(|n| n.health_check_passing())
    
    subsidy_per_node = subsidy_budget.amount / new_nodes.len().max(1) as UInt64
    subsidy_recipients = new_nodes
        .map(|n| (n.id, Credits { amount: subsidy_per_node }))
        .collect()
    
    // Find support recipients (low balance nodes)
    struggling_nodes = get_all_nodes()
        .filter(|n| n.credit_balance() < SUBSIDY_THRESHOLD)
        .filter(|n| n.reputation >= 0.5)  // Must have decent reputation
    
    support_per_node = support_budget.amount / struggling_nodes.len().max(1) as UInt64
    support_recipients = struggling_nodes
        .map(|n| (n.id, Credits { amount: support_per_node }))
        .collect()
    
    return RedistributionPlan {
        maintenance_recipients,
        subsidy_recipients,
        support_recipients,
        reserve_addition: reserve_budget
    }
}

// ═══════════════════════════════════════════════════════════════════════════
// REVIVAL MANAGER IMPLEMENTATION
// ═══════════════════════════════════════════════════════════════════════════

system StandardRevivalManager {
    exegesis {
        Standard implementation of the RevivalManager trait.
    }
    
    state pool: RevivalPool
    state pending_events: List<RevivalEvent>
    state last_redistribution: Timestamp
    
    impl RevivalManager {
        is process_event(event: RevivalEvent) -> Result<Void, Error> {
            match event.event_type {
                NodeFailure => {
                    this.pool.recycled_credits.amount += event.credits.amount
                }
                ReservationExpired => {
                    // Direct return to original holder
                    holder = event.metadata.get("original_holder").parse()
                    transfer_credits(this.pool, holder, event.credits)
                }
                GarbageCollected => {
                    this.pool.maintenance_fund.amount += event.credits.amount
                }
                EntropyTax => {
                    this.pool.entropy_tax_collected.amount += event.credits.amount
                }
                SeptalIsolation => {
                    this.pool.recycled_credits.amount += event.credits.amount
                }
                VoluntaryExit => {
                    // Clean exit, direct return
                    transfer_credits(this.pool, event.source, event.credits)
                }
            }
            
            return Ok(())
        }
        
        is redistribute(interval: Duration) -> List<CreditTransfer> {
            if now() - this.last_redistribution < interval {
                return []
            }
            
            plan = plan_redistribution(this.pool)
            transfers = []
            
            for (node, amount) in plan.maintenance_recipients {
                transfers.push(CreditTransfer {
                    from: this.pool.id,
                    to: node,
                    amount,
                    entropy_cost: Credits { amount: 0 },  // Pool transfers are free
                    timestamp: now()
                })
            }
            
            // ... similar for subsidy and support recipients
            
            this.pool.reserve_buffer.amount += plan.reserve_addition.amount
            this.pool.recycled_credits.amount = 0
            this.pool.entropy_tax_collected.amount = 0
            this.last_redistribution = now()
            
            return transfers
        }
        
        is decompose_node(node: NodeId) -> List<RevivalEvent> {
            return decompose_failed_node(node)
        }
        
        is total_pool_balance() -> Credits {
            return Credits {
                amount: this.pool.recycled_credits.amount +
                        this.pool.entropy_tax_collected.amount +
                        this.pool.maintenance_fund.amount +
                        this.pool.reserve_buffer.amount
            }
        }
    }
}

9.5 Septal Gate (Circuit Breaker)

// ═══════════════════════════════════════════════════════════════════════════
// ENR Septal Gate - Design Ontology Language Specification
// File: specifications/enr/septal.dol
// ═══════════════════════════════════════════════════════════════════════════

module enr.septal @ 0.1.0

use enr.core.{ SeptalGate, SeptalGateConfig, SeptalGateManager }

exegesis {
    Septal gate (circuit breaker) implementation for the ENR system.
    Named after the septal pores in fungal hyphae that can be plugged
    by Woronin bodies to isolate damage.
}

// ═══════════════════════════════════════════════════════════════════════════
// CONSTANTS
// ═══════════════════════════════════════════════════════════════════════════

const FAILURE_THRESHOLD: UInt32 = 5
const RECOVERY_TIMEOUT: Duration = Duration::seconds(60)
const HALF_OPEN_TEST_INTERVAL: Duration = Duration::seconds(10)
const ISOLATION_THRESHOLD: Float64 = 0.7

// ═══════════════════════════════════════════════════════════════════════════
// HEALTH STATUS
// ═══════════════════════════════════════════════════════════════════════════

gene HealthStatus {
    has is_healthy: Bool
    has timeout_score: Float64        // 0.0 = responsive, 1.0 = timed out
    has credit_score: Float64         // 0.0 = solvent, 1.0 = defaulted
    has reputation_score: Float64     // 0.0 = good, 1.0 = bad reputation
    has last_check: Timestamp
}

fun check_node_health(node: NodeId) -> HealthStatus {
    exegesis {
        Check the health of a node across all dimensions.
    }
    
    // Timeout check
    ping_result = ping_node(node, Duration::seconds(5))
    timeout_score = if ping_result.is_ok() {
        0.0
    } else {
        1.0
    }
    
    // Credit check
    balance = get_credit_balance(node)
    outstanding = get_outstanding_obligations(node)
    credit_score = if balance >= outstanding {
        0.0
    } else {
        (outstanding - balance).amount as Float64 / outstanding.amount.max(1) as Float64
    }
    
    // Reputation check
    reputation = get_reputation(node)
    reputation_score = 1.0 - reputation  // Invert: high reputation = low score
    
    return HealthStatus {
        is_healthy: timeout_score < 0.5 and credit_score < 0.5 and reputation_score < 0.5,
        timeout_score,
        credit_score,
        reputation_score,
        last_check: now()
    }
}

// ═══════════════════════════════════════════════════════════════════════════
// ISOLATION DECISION
// ═══════════════════════════════════════════════════════════════════════════

fun should_isolate(
    health: HealthStatus,
    config: SeptalGateConfig
) -> Bool {
    exegesis {
        Determine if a node should be isolated based on weighted health scores.
    }
    
    weighted_score = 
        health.timeout_score * config.timeout_weight +
        health.credit_score * config.credit_default_weight +
        health.reputation_score * config.reputation_weight
    
    return weighted_score >= ISOLATION_THRESHOLD
}

// ═══════════════════════════════════════════════════════════════════════════
// STATE TRANSITIONS
// ═══════════════════════════════════════════════════════════════════════════

gene SeptalGateTransition {
    has from_state: SeptalGate.state
    has to_state: SeptalGate.state
    has reason: String
    has timestamp: Timestamp
}

fun transition_gate(
    gate: SeptalGate,
    health: HealthStatus,
    config: SeptalGateConfig
) -> Option<SeptalGateTransition> {
    exegesis {
        Determine state transition for a septal gate.
        Open β†’ Closed: Node becomes unhealthy
        Closed β†’ HalfOpen: Recovery timeout elapsed
        HalfOpen β†’ Open: Recovery test passed
        HalfOpen β†’ Closed: Recovery test failed
    }
    
    match gate.state {
        Open => {
            if should_isolate(health, config) {
                gate.failure_count += 1
                
                if gate.failure_count >= FAILURE_THRESHOLD {
                    return Some(SeptalGateTransition {
                        from_state: Open,
                        to_state: Closed,
                        reason: "Failure threshold exceeded",
                        timestamp: now()
                    })
                }
            } else {
                // Reset failure count on success
                gate.failure_count = 0
            }
            return None
        }
        
        Closed => {
            // Check if recovery timeout has elapsed
            isolation_duration = now() - gate.isolation_start.unwrap()
            
            if isolation_duration >= RECOVERY_TIMEOUT {
                return Some(SeptalGateTransition {
                    from_state: Closed,
                    to_state: HalfOpen,
                    reason: "Recovery timeout elapsed, testing recovery",
                    timestamp: now()
                })
            }
            return None
        }
        
        HalfOpen => {
            // Test recovery
            if health.is_healthy {
                return Some(SeptalGateTransition {
                    from_state: HalfOpen,
                    to_state: Open,
                    reason: "Recovery test passed",
                    timestamp: now()
                })
            } else {
                return Some(SeptalGateTransition {
                    from_state: HalfOpen,
                    to_state: Closed,
                    reason: "Recovery test failed",
                    timestamp: now()
                })
            }
        }
    }
}

// ═══════════════════════════════════════════════════════════════════════════
// SEPTAL GATE MANAGER IMPLEMENTATION
// ═══════════════════════════════════════════════════════════════════════════

system StandardSeptalGateManager {
    exegesis {
        Standard implementation of the SeptalGateManager trait.
        Manages circuit breakers for all node connections.
    }
    
    state gates: Map<NodeId, SeptalGate>
    state config: SeptalGateConfig
    
    impl SeptalGateManager {
        is check_health(node: NodeId) -> HealthStatus {
            return check_node_health(node)
        }
        
        is should_isolate(node: NodeId, config: SeptalGateConfig) -> Bool {
            health = check_node_health(node)
            return should_isolate(health, config)
        }
        
        is isolate(node: NodeId) -> Result<Void, Error> {
            gate = this.gates.get_or_create(node, || SeptalGate {
                node,
                state: Open,
                failure_count: 0,
                last_failure: None,
                isolation_start: None
            })
            
            gate.state = Closed
            gate.isolation_start = Some(now())
            
            // Emit isolation event
            emit_event(RevivalEvent {
                event_type: SeptalIsolation,
                source: node,
                credits: get_credit_balance(node),
                timestamp: now(),
                metadata: {}
            })
            
            return Ok(())
        }
        
        is attempt_recovery(node: NodeId) -> Result<Bool, Error> {
            gate = this.gates.get(node)?
            
            if gate.state != Closed {
                return Err(Error::InvalidState("Gate not closed"))
            }
            
            health = check_node_health(node)
            transition = transition_gate(gate, health, this.config)
            
            match transition {
                Some(t) if t.to_state == Open => {
                    gate.state = Open
                    gate.failure_count = 0
                    gate.isolation_start = None
                    return Ok(true)  // Recovery successful
                }
                _ => {
                    return Ok(false)  // Recovery failed
                }
            }
        }
    }
}

10. HIR Mappings

10.1 DOL to HIR Translation

The DOL specifications above translate to HIR as follows:

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                          DOL β†’ HIR MAPPINGS                                 β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  DOL Construct              HIR Node Type                                   β”‚
β”‚  ─────────────────────────────────────────────────────────────────────────  β”‚
β”‚                                                                             β”‚
β”‚  module enr.core @ 0.1.0    HirModule { name: "enr.core", version: "0.1.0" }β”‚
β”‚                                                                             β”‚
β”‚  gene Credits { ... }       HirDecl::Type(HirTypeDecl {                     β”‚
β”‚                                 name: "Credits",                            β”‚
β”‚                                 body: HirTypeDef::Gene(statements)          β”‚
β”‚                             })                                              β”‚
β”‚                                                                             β”‚
β”‚  trait EntropyCalculator    HirDecl::Trait(HirTraitDecl {                   β”‚
β”‚      is calculate(...)          name: "EntropyCalculator",                  β”‚
β”‚  }                              items: [HirTraitItem::Method(...)]          β”‚
β”‚                             })                                              β”‚
β”‚                                                                             β”‚
β”‚  has amount: UInt64         HirStatement { kind: Has {                      β”‚
β”‚                                 subject: "this",                            β”‚
β”‚                                 property: "amount"                          β”‚
β”‚                             }}                                              β”‚
β”‚                                                                             β”‚
β”‚  constraint non_negative    HirStatement { kind: Requires {                 β”‚
β”‚      this.amount >= 0           subject: "this",                            β”‚
β”‚  }                              dependency: "non_negative"                  β”‚
β”‚                             }}                                              β”‚
β”‚                             + HirExpr::Binary for the condition             β”‚
β”‚                                                                             β”‚
β”‚  fun calculate(...) -> T    HirDecl::Function(HirFunctionDecl {             β”‚
β”‚      ...                        name: "calculate",                          β”‚
β”‚  }                              params: [...],                              β”‚
β”‚                                 return_type: T,                             β”‚
β”‚                                 body: Some(HirExpr::Block(...))             β”‚
β”‚                             })                                              β”‚
β”‚                                                                             β”‚
β”‚  system Standard... {       HirDecl::Module(HirModuleDecl {                 β”‚
β”‚      state pool: ...            name: "StandardRevivalManager",             β”‚
β”‚      impl Trait { ... }         decls: [state_decls, impl_decls]            β”‚
β”‚  }                          })                                              β”‚
β”‚                                                                             β”‚
β”‚  match event.type {         HirExpr::Match {                                β”‚
β”‚      NodeFailure => ...         scrutinee: event.type,                      β”‚
β”‚  }                              arms: [HirMatchArm { ... }]                 β”‚
β”‚                             }                                               β”‚
β”‚                                                                             β”‚
β”‚  for item in list { }       HirStmt::For {                                  β”‚
β”‚                                 binding: "item",                            β”‚
β”‚                                 iter: "list",                               β”‚
β”‚                                 body: HirExpr::Block(...)                   β”‚
β”‚                             }                                               β”‚
β”‚                                                                             β”‚
β”‚  if x > 0 { } else { }      HirExpr::If {                                   β”‚
β”‚                                 condition: HirExpr::Binary(...),            β”‚
β”‚                                 then_branch: HirExpr::Block(...),           β”‚
β”‚                                 else_branch: Some(HirExpr::Block(...))      β”‚
β”‚                             }                                               β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

10.2 HIR Visitor for ENR Analysis

// Example HIR visitor for analyzing ENR specifications

struct EnrAnalyzer {
    genes: Vec<Symbol>,
    traits: Vec<Symbol>,
    systems: Vec<Symbol>,
    constraints: Vec<(Symbol, HirExpr)>,
}

impl HirVisitor for EnrAnalyzer {
    fn visit_type_decl(&mut self, decl: &HirTypeDecl) {
        match &decl.body {
            HirTypeDef::Gene(statements) => {
                self.genes.push(decl.name);
                
                for stmt in statements {
                    if let HirStatementKind::Requires { subject, dependency } = &stmt.kind {
                        // Track constraints
                        self.constraints.push((decl.name, /* constraint expr */));
                    }
                }
            }
            _ => {}
        }
        walk_type_decl(self, decl);
    }
    
    fn visit_trait_decl(&mut self, decl: &HirTraitDecl) {
        self.traits.push(decl.name);
        walk_trait_decl(self, decl);
    }
    
    fn visit_module_decl(&mut self, decl: &HirModuleDecl) {
        // Systems are modules with state and impl blocks
        if decl.has_state() && decl.has_impl() {
            self.systems.push(decl.name);
        }
        walk_module_decl(self, decl);
    }
}

11. Node Configuration

11.1 Node Configuration Schema

# ═══════════════════════════════════════════════════════════════════════════
# ENR Node Configuration
# File: ~/.vudo/enr.toml
# ═══════════════════════════════════════════════════════════════════════════

[node]
id = "node-abc123"
role = "leaf"  # leaf | nexus | poteau-mitan
region = "us-west-2"

[entropy]
# Weights for entropy calculation (must sum to 1.0)
network_weight = 0.3
compute_weight = 0.3
storage_weight = 0.2
temporal_weight = 0.2

# Entropy pricing
price_factor = 0.1  # Multiplier for entropy cost

[nexus]
# Only applies if role = nexus or poteau-mitan
min_leaves = 5
max_leaves = 50
election_interval = "1h"
aggregation_interval = "10s"

# Market making
minimum_spread = 0.01
volatility_factor = 0.5
inventory_factor = 0.3
entropy_spread_factor = 0.2

[revival]
# Entropy tax rate
tax_rate = 0.02

# Redistribution
redistribution_interval = "1h"
maintenance_allocation = 0.40
subsidy_allocation = 0.25
support_allocation = 0.20
reserve_allocation = 0.15

# Decomposition
decomposition_period = "5m"
failure_timeout = "30s"

[septal]
# Circuit breaker configuration
timeout_weight = 0.4
timeout_threshold = "30s"
credit_default_weight = 0.3
credit_default_threshold = 100
reputation_weight = 0.3
reputation_threshold = 0.5

# Recovery
failure_threshold = 5
recovery_timeout = "60s"
half_open_test_interval = "10s"

[gossip]
# Gossip protocol settings
heartbeat_interval = "1s"
failure_detector_phi = 8.0
max_transmit_size = 65536

# Priority settings
critical_ttl = "5s"
market_ttl = "30s"
background_ttl = "60s"

[credits]
# Initial credit allocation
initial_balance = 1000
min_balance = 10
subsidy_threshold = 100

11.2 Configuration Validation

// Configuration validation rules

gene EnrConfig {
    has node: NodeConfig
    has entropy: EntropyConfig
    has nexus: Option<NexusConfig>
    has revival: RevivalConfig
    has septal: SeptalConfig
    has gossip: GossipConfig
    has credits: CreditsConfig
    
    constraint valid_role_config {
        match this.node.role {
            Leaf => this.nexus.is_none(),
            Nexus | PoteauMitan => this.nexus.is_some()
        }
    }
    
    constraint valid_entropy_weights {
        this.entropy.network_weight + this.entropy.compute_weight +
        this.entropy.storage_weight + this.entropy.temporal_weight == 1.0
    }
    
    constraint valid_revival_allocation {
        this.revival.maintenance_allocation + this.revival.subsidy_allocation +
        this.revival.support_allocation + this.revival.reserve_allocation == 1.0
    }
    
    constraint valid_septal_weights {
        this.septal.timeout_weight + this.septal.credit_default_weight +
        this.septal.reputation_weight == 1.0
    }
}

12. Chaos Testing Framework

12.1 Chaos Testing Overview

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                         CHAOS TESTING FRAMEWORK                             β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  Purpose: Verify ENR behaves correctly under adverse conditions             β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚                      CHAOS CATEGORIES                               β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  NETWORK CHAOS                                                      β”‚   β”‚
β”‚  β”‚  β€’ Partition: Split network into isolated segments                  β”‚   β”‚
β”‚  β”‚  β€’ Latency: Add artificial delays                                   β”‚   β”‚
β”‚  β”‚  β€’ Loss: Drop packets randomly                                      β”‚   β”‚
β”‚  β”‚  β€’ Corruption: Corrupt message contents                             β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  NODE CHAOS                                                         β”‚   β”‚
β”‚  β”‚  β€’ Kill: Suddenly terminate nodes                                   β”‚   β”‚
β”‚  β”‚  β€’ Pause: Freeze nodes temporarily                                  β”‚   β”‚
β”‚  β”‚  β€’ Slow: Reduce node processing speed                               β”‚   β”‚
β”‚  β”‚  β€’ Disk: Fill disk, corrupt storage                                 β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  RESOURCE CHAOS                                                     β”‚   β”‚
β”‚  β”‚  β€’ CPU: Spike CPU usage                                             β”‚   β”‚
β”‚  β”‚  β€’ Memory: Exhaust memory                                           β”‚   β”‚
β”‚  β”‚  β€’ Bandwidth: Saturate network                                      β”‚   β”‚
β”‚  β”‚  β€’ Credits: Drain credit balances                                   β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  BYZANTINE CHAOS                                                    β”‚   β”‚
β”‚  β”‚  β€’ Lie: Send false information                                      β”‚   β”‚
β”‚  β”‚  β€’ Delay: Selectively delay responses                               β”‚   β”‚
β”‚  β”‚  β€’ Collude: Multiple nodes acting maliciously                       β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

12.2 Chaos Test Scenarios

// ═══════════════════════════════════════════════════════════════════════════
// ENR Chaos Testing Scenarios
// File: specifications/enr/chaos.dol
// ═══════════════════════════════════════════════════════════════════════════

module enr.chaos @ 0.1.0

exegesis {
    Chaos testing scenarios for ENR system validation.
    Each scenario tests specific failure modes and recovery behavior.
}

// ═══════════════════════════════════════════════════════════════════════════
// SCENARIO DEFINITIONS
// ═══════════════════════════════════════════════════════════════════════════

gene ChaosScenario {
    has name: String
    has description: String
    has chaos_actions: List<ChaosAction>
    has expected_behaviors: List<ExpectedBehavior>
    has invariants: List<Invariant>
    has duration: Duration
}

gene ChaosAction {
    has action_type is enum {
        // Network
        PartitionNetwork,
        AddLatency,
        DropPackets,
        CorruptMessages,
        
        // Node
        KillNode,
        PauseNode,
        SlowNode,
        FillDisk,
        
        // Resource
        SpikeCpu,
        ExhaustMemory,
        SaturateBandwidth,
        DrainCredits,
        
        // Byzantine
        SendFalseGradients,
        DelayResponses,
        ColludeNodes
    }
    
    has target: Target
    has parameters: Map<String, String>
    has start_time: Duration
    has end_time: Option<Duration>
}

gene ExpectedBehavior {
    has description: String
    has check: fun(State) -> Bool
    has timeout: Duration
}

// ═══════════════════════════════════════════════════════════════════════════
// SCENARIO 1: NEXUS FAILURE
// ═══════════════════════════════════════════════════════════════════════════

const SCENARIO_NEXUS_FAILURE: ChaosScenario = ChaosScenario {
    name: "Nexus Node Failure",
    description: "Kill a nexus node and verify re-election and gradient recovery",
    
    chaos_actions: [
        ChaosAction {
            action_type: KillNode,
            target: Target::Role(NexusRole::Nexus),
            parameters: { "count": "1" },
            start_time: Duration::seconds(30),
            end_time: None
        }
    ],
    
    expected_behaviors: [
        ExpectedBehavior {
            description: "Septal gate closes for failed nexus",
            check: |state| state.septal_gates.get(killed_node).state == Closed,
            timeout: Duration::seconds(5)
        },
        ExpectedBehavior {
            description: "New nexus elected within election interval",
            check: |state| state.nexus_count() == original_count,
            timeout: Duration::minutes(2)
        },
        ExpectedBehavior {
            description: "Leaves reconnect to new nexus",
            check: |state| all_leaves_have_nexus(state),
            timeout: Duration::minutes(3)
        },
        ExpectedBehavior {
            description: "Gradient aggregation resumes",
            check: |state| gradients_fresh(state, Duration::seconds(30)),
            timeout: Duration::minutes(5)
        },
        ExpectedBehavior {
            description: "Failed node credits enter revival pool",
            check: |state| state.revival_pool.contains_credits_from(killed_node),
            timeout: Duration::seconds(10)
        }
    ],
    
    invariants: [
        Invariant::CreditConservation,
        Invariant::NoOrphanedLeaves,
        Invariant::GossipEventuallyDelivers
    ],
    
    duration: Duration::minutes(10)
}

// ═══════════════════════════════════════════════════════════════════════════
// SCENARIO 2: NETWORK PARTITION
// ═══════════════════════════════════════════════════════════════════════════

const SCENARIO_NETWORK_PARTITION: ChaosScenario = ChaosScenario {
    name: "Network Partition",
    description: "Split network in two and verify correct behavior during and after healing",
    
    chaos_actions: [
        ChaosAction {
            action_type: PartitionNetwork,
            target: Target::Percentage(50),
            parameters: { "strategy": "random" },
            start_time: Duration::seconds(30),
            end_time: Some(Duration::minutes(5))
        }
    ],
    
    expected_behaviors: [
        ExpectedBehavior {
            description: "Each partition operates independently",
            check: |state| both_partitions_functional(state),
            timeout: Duration::seconds(30)
        },
        ExpectedBehavior {
            description: "Transactions within partition succeed",
            check: |state| intra_partition_tx_success_rate(state) > 0.99,
            timeout: Duration::minutes(1)
        },
        ExpectedBehavior {
            description: "Cross-partition transactions fail gracefully",
            check: |state| cross_partition_tx_fail_gracefully(state),
            timeout: Duration::seconds(10)
        },
        ExpectedBehavior {
            description: "After healing, network reconverges",
            check: |state| network_converged(state),
            timeout: Duration::minutes(3)
        },
        ExpectedBehavior {
            description: "Credit ledger reconciles after healing",
            check: |state| credit_ledger_consistent(state),
            timeout: Duration::minutes(5)
        }
    ],
    
    invariants: [
        Invariant::CreditConservation,
        Invariant::NoDoublespend,
        Invariant::EventualConsistency
    ],
    
    duration: Duration::minutes(15)
}

// ═══════════════════════════════════════════════════════════════════════════
// SCENARIO 3: CREDIT EXHAUSTION
// ═══════════════════════════════════════════════════════════════════════════

const SCENARIO_CREDIT_EXHAUSTION: ChaosScenario = ChaosScenario {
    name: "Credit Exhaustion",
    description: "Drain credits from nodes and verify revival pool distribution",
    
    chaos_actions: [
        ChaosAction {
            action_type: DrainCredits,
            target: Target::Percentage(30),
            parameters: { "drain_to": "0" },
            start_time: Duration::seconds(30),
            end_time: None
        }
    ],
    
    expected_behaviors: [
        ExpectedBehavior {
            description: "Drained nodes detected by septal gates",
            check: |state| drained_nodes_detected(state),
            timeout: Duration::seconds(30)
        },
        ExpectedBehavior {
            description: "Low-balance support triggered",
            check: |state| support_transfers_initiated(state),
            timeout: Duration::minutes(2)
        },
        ExpectedBehavior {
            description: "Nodes receive revival pool distribution",
            check: |state| revival_distribution_received(state),
            timeout: Duration::minutes(5)
        },
        ExpectedBehavior {
            description: "Network stabilizes with redistributed credits",
            check: |state| network_credit_stable(state),
            timeout: Duration::minutes(10)
        }
    ],
    
    invariants: [
        Invariant::CreditConservation,
        Invariant::MinimumViableNetwork
    ],
    
    duration: Duration::minutes(15)
}

// ═══════════════════════════════════════════════════════════════════════════
// SCENARIO 4: CASCADE FAILURE
// ═══════════════════════════════════════════════════════════════════════════

const SCENARIO_CASCADE_FAILURE: ChaosScenario = ChaosScenario {
    name: "Cascade Failure Prevention",
    description: "Kill nodes progressively to test cascade prevention",
    
    chaos_actions: [
        ChaosAction {
            action_type: KillNode,
            target: Target::Count(1),
            parameters: {},
            start_time: Duration::seconds(30),
            end_time: None
        },
        ChaosAction {
            action_type: KillNode,
            target: Target::Count(2),
            parameters: {},
            start_time: Duration::seconds(60),
            end_time: None
        },
        ChaosAction {
            action_type: KillNode,
            target: Target::Count(3),
            parameters: {},
            start_time: Duration::seconds(90),
            end_time: None
        }
    ],
    
    expected_behaviors: [
        ExpectedBehavior {
            description: "Septal gates prevent cascade",
            check: |state| no_cascade_detected(state),
            timeout: Duration::minutes(5)
        },
        ExpectedBehavior {
            description: "Healthy nodes remain functional",
            check: |state| healthy_nodes_functional(state),
            timeout: Duration::minutes(1)
        },
        ExpectedBehavior {
            description: "Network maintains minimum viable capacity",
            check: |state| network_capacity_above_minimum(state),
            timeout: Duration::minutes(5)
        }
    ],
    
    invariants: [
        Invariant::CreditConservation,
        Invariant::NoCascadeFailure,
        Invariant::MinimumViableNetwork
    ],
    
    duration: Duration::minutes(10)
}

// ═══════════════════════════════════════════════════════════════════════════
// SCENARIO 5: BYZANTINE NEXUS
// ═══════════════════════════════════════════════════════════════════════════

const SCENARIO_BYZANTINE_NEXUS: ChaosScenario = ChaosScenario {
    name: "Byzantine Nexus",
    description: "Nexus node sends false gradient information",
    
    chaos_actions: [
        ChaosAction {
            action_type: SendFalseGradients,
            target: Target::Role(NexusRole::Nexus),
            parameters: { 
                "falsification": "invert",  // Report opposite of reality
                "count": "1"
            },
            start_time: Duration::seconds(30),
            end_time: None
        }
    ],
    
    expected_behaviors: [
        ExpectedBehavior {
            description: "Other nexuses detect inconsistency",
            check: |state| inconsistency_detected(state),
            timeout: Duration::minutes(2)
        },
        ExpectedBehavior {
            description: "Byzantine nexus reputation decreases",
            check: |state| byzantine_node_reputation_decreased(state),
            timeout: Duration::minutes(5)
        },
        ExpectedBehavior {
            description: "Leaves migrate away from byzantine nexus",
            check: |state| leaves_migrated(state),
            timeout: Duration::minutes(10)
        }
    ],
    
    invariants: [
        Invariant::CreditConservation,
        Invariant::EventualByzantineDetection
    ],
    
    duration: Duration::minutes(15)
}

// ═══════════════════════════════════════════════════════════════════════════
// SCENARIO 6: ENTROPY SPIKE
// ═══════════════════════════════════════════════════════════════════════════

const SCENARIO_ENTROPY_SPIKE: ChaosScenario = ChaosScenario {
    name: "Entropy Spike",
    description: "Sudden increase in network entropy, verify pricing adjusts",
    
    chaos_actions: [
        ChaosAction {
            action_type: AddLatency,
            target: Target::All,
            parameters: { "latency_ms": "500", "variance_ms": "200" },
            start_time: Duration::seconds(30),
            end_time: Some(Duration::minutes(3))
        },
        ChaosAction {
            action_type: DropPackets,
            target: Target::Percentage(20),
            parameters: { "drop_rate": "0.1" },
            start_time: Duration::seconds(30),
            end_time: Some(Duration::minutes(3))
        }
    ],
    
    expected_behaviors: [
        ExpectedBehavior {
            description: "Entropy calculations increase",
            check: |state| average_entropy(state) > baseline_entropy * 2.0,
            timeout: Duration::seconds(30)
        },
        ExpectedBehavior {
            description: "Transaction prices increase proportionally",
            check: |state| prices_increased_proportionally(state),
            timeout: Duration::seconds(30)
        },
        ExpectedBehavior {
            description: "Low-value transactions deferred",
            check: |state| low_value_tx_deferred(state),
            timeout: Duration::minutes(1)
        },
        ExpectedBehavior {
            description: "After recovery, entropy and prices normalize",
            check: |state| entropy_normalized(state),
            timeout: Duration::minutes(5)
        }
    ],
    
    invariants: [
        Invariant::CreditConservation,
        Invariant::EntropyNonNegative
    ],
    
    duration: Duration::minutes(10)
}

12.3 Chaos Test Runner

// Chaos test runner implementation

pub struct ChaosTestRunner {
    cluster: TestCluster,
    scenarios: Vec<ChaosScenario>,
    metrics: MetricsCollector,
}

impl ChaosTestRunner {
    pub async fn run_scenario(&mut self, scenario: &ChaosScenario) -> TestResult {
        let start = Instant::now();
        
        // Start metrics collection
        self.metrics.start_collection();
        
        // Execute chaos actions according to schedule
        let mut action_handles = vec![];
        for action in &scenario.chaos_actions {
            let handle = self.schedule_action(action.clone());
            action_handles.push(handle);
        }
        
        // Wait for all expected behaviors
        let mut behavior_results = vec![];
        for behavior in &scenario.expected_behaviors {
            let result = self.wait_for_behavior(behavior).await;
            behavior_results.push(result);
        }
        
        // Verify invariants held throughout
        let invariant_results = self.check_invariants(&scenario.invariants);
        
        // Stop chaos actions
        for handle in action_handles {
            handle.stop().await;
        }
        
        // Collect final metrics
        let metrics = self.metrics.stop_collection();
        
        TestResult {
            scenario: scenario.name.clone(),
            duration: start.elapsed(),
            behavior_results,
            invariant_results,
            metrics,
            passed: behavior_results.iter().all(|r| r.passed) 
                    && invariant_results.iter().all(|r| r.held),
        }
    }
    
    async fn wait_for_behavior(&self, behavior: &ExpectedBehavior) -> BehaviorResult {
        let deadline = Instant::now() + behavior.timeout;
        
        loop {
            let state = self.cluster.get_state().await;
            if (behavior.check)(state) {
                return BehaviorResult {
                    description: behavior.description.clone(),
                    passed: true,
                    time_to_satisfy: Instant::now().duration_since(deadline - behavior.timeout),
                };
            }
            
            if Instant::now() > deadline {
                return BehaviorResult {
                    description: behavior.description.clone(),
                    passed: false,
                    time_to_satisfy: behavior.timeout,
                };
            }
            
            tokio::time::sleep(Duration::from_millis(100)).await;
        }
    }
}

12.4 Test Cluster Configuration

// Test cluster for chaos testing

pub struct TestCluster {
    nodes: Vec<TestNode>,
    network_simulator: NetworkSimulator,
    credit_ledger: MockCreditLedger,
}

impl TestCluster {
    pub fn new(config: TestClusterConfig) -> Self {
        let mut nodes = vec![];
        
        // Create nodes with different roles
        for _ in 0..config.leaf_count {
            nodes.push(TestNode::new(NexusRole::Leaf));
        }
        for _ in 0..config.nexus_count {
            nodes.push(TestNode::new(NexusRole::Nexus));
        }
        for _ in 0..config.poteau_mitan_count {
            nodes.push(TestNode::new(NexusRole::PoteauMitan));
        }
        
        // Wire up network simulator
        let network_simulator = NetworkSimulator::new(&nodes);
        
        // Initialize credit ledger
        let credit_ledger = MockCreditLedger::new(config.initial_credits_per_node);
        
        Self {
            nodes,
            network_simulator,
            credit_ledger,
        }
    }
    
    pub async fn start(&mut self) {
        // Start all nodes
        for node in &mut self.nodes {
            node.start().await;
        }
        
        // Wait for topology to stabilize
        self.wait_for_stable_topology().await;
    }
}

pub struct TestClusterConfig {
    pub leaf_count: usize,
    pub nexus_count: usize,
    pub poteau_mitan_count: usize,
    pub initial_credits_per_node: u64,
    pub enr_config: EnrConfig,
}

impl Default for TestClusterConfig {
    fn default() -> Self {
        Self {
            leaf_count: 20,
            nexus_count: 3,
            poteau_mitan_count: 1,
            initial_credits_per_node: 1000,
            enr_config: EnrConfig::default(),
        }
    }
}

13. Integration Points

13.1 Integration with Existing Crates

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                         ENR INTEGRATION POINTS                              β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚  univrs-network                                                     β”‚   β”‚
β”‚  β”‚  ───────────────────────────────────────────────────────────────── β”‚   β”‚
β”‚  β”‚  Integration:                                                       β”‚   β”‚
β”‚  β”‚  β€’ Chitchat gossip β†’ ENR signal propagation                        β”‚   β”‚
β”‚  β”‚  β€’ Connection management β†’ Septal gate triggers                    β”‚   β”‚
β”‚  β”‚  β€’ Node discovery β†’ Nexus topology updates                         β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  API:                                                               β”‚   β”‚
β”‚  β”‚  β€’ enr.register_gossip_handler(priority, handler)                  β”‚   β”‚
β”‚  β”‚  β€’ enr.on_connection_change(callback)                              β”‚   β”‚
β”‚  β”‚  β€’ enr.get_network_entropy(path)                                   β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚  univrs-orchestration                                               β”‚   β”‚
β”‚  β”‚  ───────────────────────────────────────────────────────────────── β”‚   β”‚
β”‚  β”‚  Integration:                                                       β”‚   β”‚
β”‚  β”‚  β€’ Scheduler β†’ ENR-aware placement decisions                       β”‚   β”‚
β”‚  β”‚  β€’ Resource manager β†’ Gradient reporting                           β”‚   β”‚
β”‚  β”‚  β€’ Container runtime β†’ Compute entropy tracking                    β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  API:                                                               β”‚   β”‚
β”‚  β”‚  β€’ enr.get_placement_cost(spirit, node)                            β”‚   β”‚
β”‚  β”‚  β€’ enr.report_resource_gradient(gradient)                          β”‚   β”‚
β”‚  β”‚  β€’ enr.track_compute_usage(container_id, metrics)                  β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚  univrs-vudo (vudo_vm)                                              β”‚   β”‚
β”‚  β”‚  ───────────────────────────────────────────────────────────────── β”‚   β”‚
β”‚  β”‚  Integration:                                                       β”‚   β”‚
β”‚  β”‚  β€’ Host functions β†’ Credit operations                              β”‚   β”‚
β”‚  β”‚  β€’ Sandbox β†’ Resource limit enforcement                            β”‚   β”‚
β”‚  β”‚  β€’ Linker β†’ ENR host function registration                         β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  API:                                                               β”‚   β”‚
β”‚  β”‚  β€’ host_enr_get_entropy() -> i64                                   β”‚   β”‚
β”‚  β”‚  β€’ host_enr_reserve_credits(amount) -> i32                         β”‚   β”‚
β”‚  β”‚  β€’ host_enr_get_gradient(resource) -> f64                          β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚  univrs-identity                                                    β”‚   β”‚
β”‚  β”‚  ───────────────────────────────────────────────────────────────── β”‚   β”‚
β”‚  β”‚  Integration:                                                       β”‚   β”‚
β”‚  β”‚  β€’ Ed25519 identity β†’ Node authentication                          β”‚   β”‚
β”‚  β”‚  β€’ Capability certificates β†’ Role verification                     β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  API:                                                               β”‚   β”‚
β”‚  β”‚  β€’ enr.verify_node_identity(node_id, signature)                    β”‚   β”‚
β”‚  β”‚  β€’ enr.verify_nexus_capability(node_id)                            β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β”‚  β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”   β”‚
β”‚  β”‚  univrs-dol                                                         β”‚   β”‚
β”‚  β”‚  ───────────────────────────────────────────────────────────────── β”‚   β”‚
β”‚  β”‚  Integration:                                                       β”‚   β”‚
β”‚  β”‚  β€’ DOL specs β†’ ENR implementation generation                       β”‚   β”‚
β”‚  β”‚  β€’ HIR β†’ Rust codegen for ENR types                                β”‚   β”‚
β”‚  β”‚  β€’ MLIR β†’ WASM with ENR host functions                             β”‚   β”‚
β”‚  β”‚                                                                     β”‚   β”‚
β”‚  β”‚  API:                                                               β”‚   β”‚
β”‚  β”‚  β€’ dol compile specifications/enr/*.dol --target rust              β”‚   β”‚
β”‚  β”‚  β€’ dol compile specifications/enr/*.dol --target wasm              β”‚   β”‚
β”‚  β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜   β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

13.2 Host Functions for Spirits

// ENR host functions exposed to Spirits via WASM

/// Get current entropy for a transaction to target
/// Returns: entropy value * 1000 (fixed point)
pub fn host_enr_get_entropy(
    caller: Caller<'_, SandboxState>,
    target_ptr: i32,
    target_len: i32,
) -> i64 {
    let target = read_string(&caller, target_ptr, target_len);
    let entropy = caller.data().enr.calculate_entropy_to(target);
    (entropy * 1000.0) as i64
}

/// Reserve credits for a transaction
/// Returns: reservation_id on success, -1 on failure
pub fn host_enr_reserve_credits(
    caller: Caller<'_, SandboxState>,
    amount: i64,
) -> i64 {
    let credits = Credits { amount: amount as u64 };
    match caller.data().enr.reserve(credits) {
        Ok(reservation_id) => reservation_id as i64,
        Err(_) => -1,
    }
}

/// Get resource gradient for a resource type
/// Returns: gradient value * 1000 (fixed point, 0-1000)
pub fn host_enr_get_gradient(
    caller: Caller<'_, SandboxState>,
    resource_type: i32,
) -> i64 {
    let resource = match resource_type {
        0 => ResourceType::Cpu,
        1 => ResourceType::Memory,
        2 => ResourceType::Gpu,
        3 => ResourceType::Storage,
        4 => ResourceType::Bandwidth,
        _ => return -1,
    };
    
    let gradient = caller.data().enr.get_local_gradient(resource);
    (gradient * 1000.0) as i64
}

/// Get current node role
/// Returns: 0=Leaf, 1=Nexus, 2=PoteauMitan
pub fn host_enr_get_role(caller: Caller<'_, SandboxState>) -> i32 {
    match caller.data().enr.role() {
        NexusRole::Leaf => 0,
        NexusRole::Nexus => 1,
        NexusRole::PoteauMitan => 2,
    }
}

14. Implementation Roadmap

14.1 Phase 3a: ENR Foundation (4 weeks)

Week 1: Core Types and Entropy
β”œβ”€β”€ Create univrs-enr crate structure
β”œβ”€β”€ Implement core types (Credits, EntropyAccount, etc.)
β”œβ”€β”€ Implement entropy calculators (network, compute, storage, temporal)
β”œβ”€β”€ Write unit tests for entropy calculations
└── Deliverable: Entropy calculation working

Week 2: Nexus Topology
β”œβ”€β”€ Implement NexusRole and topology management
β”œβ”€β”€ Implement gradient aggregation
β”œβ”€β”€ Implement nexus election protocol
β”œβ”€β”€ Integrate with univrs-network gossip
└── Deliverable: Hierarchical topology working

Week 3: Revival Pool
β”œβ”€β”€ Implement RevivalPool and event handling
β”œβ”€β”€ Implement decomposition algorithm
β”œβ”€β”€ Implement redistribution logic
β”œβ”€β”€ Write unit tests for revival scenarios
└── Deliverable: Revival pool working

Week 4: Septal Gates and Integration
β”œβ”€β”€ Implement circuit breaker pattern
β”œβ”€β”€ Integrate with existing crates
β”œβ”€β”€ Add host functions to vudo_vm
β”œβ”€β”€ Write integration tests
└── Deliverable: ENR foundation complete

14.2 Phase 3b: Chaos Testing (2 weeks)

Week 5: Chaos Framework
β”œβ”€β”€ Implement TestCluster
β”œβ”€β”€ Implement ChaosTestRunner
β”œβ”€β”€ Implement network simulation
β”œβ”€β”€ Create basic chaos actions
└── Deliverable: Chaos framework ready

Week 6: Scenario Testing
β”œβ”€β”€ Implement all 6 chaos scenarios
β”œβ”€β”€ Run scenarios, fix bugs
β”œβ”€β”€ Performance tuning
β”œβ”€β”€ Documentation
└── Deliverable: ENR battle-tested

14.3 Phase 3c: DOL Integration (2 weeks)

Week 7: DOL Specs to HIR
β”œβ”€β”€ Parse ENR DOL specifications
β”œβ”€β”€ Verify HIR mapping
β”œβ”€β”€ Generate Rust from HIR
β”œβ”€β”€ Validate generated code matches manual implementation
└── Deliverable: DOL β†’ HIR β†’ Rust working for ENR

Week 8: WASM Integration
β”œβ”€β”€ Add ENR host functions to Linker
β”œβ”€β”€ Compile ENR types to WASM
β”œβ”€β”€ Write Spirit that uses ENR
β”œβ”€β”€ End-to-end test
└── Deliverable: Spirits can use ENR

14.4 Success Criteria

β”Œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”
β”‚                         SUCCESS CRITERIA                                    β”‚
β”œβ”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€
β”‚                                                                             β”‚
β”‚  FUNCTIONALITY                                                              β”‚
β”‚  ☐ Entropy calculation accurate within 5% of expected                      β”‚
β”‚  ☐ Nexus election completes within 2 minutes                               β”‚
β”‚  ☐ Gradient aggregation updates every 10 seconds                           β”‚
β”‚  ☐ Revival pool redistributes within 1 hour                                β”‚
β”‚  ☐ Septal gates isolate failed nodes within 30 seconds                     β”‚
β”‚                                                                             β”‚
β”‚  RESILIENCE                                                                 β”‚
β”‚  ☐ All 6 chaos scenarios pass                                              β”‚
β”‚  ☐ Network survives 30% node failure                                       β”‚
β”‚  ☐ Credit ledger remains consistent after partition heal                   β”‚
β”‚  ☐ No cascade failures                                                     β”‚
β”‚                                                                             β”‚
β”‚  PERFORMANCE                                                                β”‚
β”‚  ☐ Entropy calculation < 1ms                                               β”‚
β”‚  ☐ Transaction throughput > 1000/sec with ENR                              β”‚
β”‚  ☐ Gradient gossip < 100ms latency                                         β”‚
β”‚                                                                             β”‚
β”‚  INTEGRATION                                                                β”‚
β”‚  ☐ DOL specs compile to matching Rust                                      β”‚
β”‚  ☐ Host functions callable from WASM                                       β”‚
β”‚  ☐ All existing tests still pass                                           β”‚
β”‚                                                                             β”‚
β”‚  DOCUMENTATION                                                              β”‚
β”‚  ☐ Architecture doc complete (this document)                               β”‚
β”‚  ☐ API documentation generated                                             β”‚
β”‚  ☐ Chaos test results documented                                           β”‚
β”‚                                                                             β”‚
β””β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”€β”˜

Appendix A: Glossary

Term Definition
ENR Entropy-Nexus-Revival, the foundational economic primitive
Entropy Thermodynamic cost of disorder in transactions
Nexus Hub node that aggregates leaves and provides market making
Poteau-Mitan Super-nexus with global view (from Vodou: central pillar)
Revival Pool Pool of recycled credits from failures
Septal Gate Circuit breaker (from fungal septa)
Woronin Body Isolation mechanism (from fungal cell biology)
Gradient Vector of resource availability signals
CMN Common Mycorrhizal Network (biological inspiration)

Appendix B: References

  1. Kiers, E.T., et al. "Reciprocal rewards stabilize cooperation in the mycorrhizal symbiosis." Science, 2011.
  2. Karst, J., et al. "Positive citation bias and overinterpreted results lead to misinformation on common mycorrhizal networks in forests." Nature Ecology & Evolution, 2023.
  3. Adamatzky, A. "Language of fungi derived from their electrical spiking activity." Royal Society Open Science, 2022.
  4. DOL v0.6.0 HIR Specification, Univrs, 2024.
  5. VUDO OS Vision Document, Univrs, 2024.

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