feat: merge-train/barretenberg#19973

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AztecBot merged 11 commits intonextfrom

merge-train/barretenberg

Jan 28, 2026

Commits on Jan 27, 2026

chore: use powers of gamma in logup (#19881)

iakovenkos
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claude
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fix: ultra num public inputs derivation (#19950)
iakovenkos
authored
Merge branch 'next' into merge-train/barretenberg
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Merge branch 'next' into merge-train/barretenberg
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Merge branch 'next' into merge-train/barretenberg
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