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Feature: add --json flag to app.py for machine-readable slot diff output #511

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Feature: add --json flag to app.py for machine-readable slot diff output #511

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14 changes: 14 additions & 0 deletions app.py
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Original file line number Diff line number Diff line change
Expand Up @@ -101,6 +101,20 @@ def main():
print(f" Block B: {block_b} Value: {to_hex(v_b)} Leaf: {to_hex(leaf_b)}")
print(f"\n🌳 Pair commitment (Merkle-style root over two leaves): {root}")
print(f"🔁 Value changed between blocks: {changed}")
if args.json:
import json
payload = {
"address": address,
"slot": slot,
"block_a": block_a,
"block_b": block_b,
"value_a": value_a,
"value_b": value_b,
"changed": (value_a != value_b),
"commitment_hex": pair_hex,
}
print(json.dumps(payload, indent=2, sort_keys=True))
return

if v_a == v_b:
print("✅ Soundness note: storage value is identical at both blocks; root binds the equality evidence.")
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