Entry #10

2025-05-12T11:30:09.000Z

1y ago

← #9

● Verified

Ed25519 · RFC 8032

Signed by

y6F3rt10CEcSakCrnJIYkGymA66x3VXm0zCWbPjRxP8=

Trust anchor

y6F3rt10CEcSakCrnJIYkGymA66x3VXm0zCWbPjRxP8=

Entry signature verifies under the operator's published Ed25519 trust anchor. Hash chain matches: prevHash links to entry #9.

Hash-chain context

prevHash

af5f0be96db8e1c39f9e39ae0398c87ccb539f9a4a91355a9dfa94625eee90a4

this entry · hash

c25291c409d8585ff4ab05d283989fca179dc1bc8aeb47bd1a6e7feb721f669a

next.prevHash (= this.hash)

(chain head)

Decision summary

Product · spec

civicgatecivicgate-message-router

Cryptographic commits (SHA-256)

specHash

5b05721a66c6c11d9cf1761a50485b486ffd0e628794651a76df5e05e78e810c

inputHash

5c087ffc535f23e63488409c29c6d17d76025c8a884a3bde30cd6a8e00b6922f

PII-safe · raw input never recorded

outputCanonicalHash

3b0bee818c2e2f8b3314e6390dee13a0291be5703c5b26ee76a496af1b4bfe53

schema-projected; not the raw text

Regulatory questions this entry answers

Field	Mandate	Answers
`L12 entry exists at all`	AI Act Art. 12 (record-keeping)	Was each high-risk AI output produced under a declared schema?
`attestation.signature`	GDPR Art. 5(1)(f), Art. 32 (integrity)	Has this record been tampered with?
`reviewerVerdict`	GDPR Art. 22, AI Act Art. 14	Did a human review the decision when required?
`fallbackTriggered`	AI Act Art. 15 (accuracy + robustness)	When the model failed, did the system fall back safely?
`inputHash`	GDPR Art. 25 (data minimisation)	Raw input never recorded — only the SHA-256 hash.
`modelIdentity`	AI Act Art. 13, PSD3 vendor diligence	Which exact model version made this decision?

Raw L12 entry (canonical form `v1`)

{
  "id": 10,
  "recordedAtMs": 1747049409000,
  "recordedAtIso": "2025-05-12T11:30:09.000Z",
  "productId": "civicgate",
  "specId": "civicgate-message-router",
  "specHash": "5b05721a66c6c11d9cf1761a50485b486ffd0e628794651a76df5e05e78e810c",
  "inputHash": "5c087ffc535f23e63488409c29c6d17d76025c8a884a3bde30cd6a8e00b6922f",
  "outputCanonicalHash": "3b0bee818c2e2f8b3314e6390dee13a0291be5703c5b26ee76a496af1b4bfe53",
  "category": "router",
  "modelIdentity": {
    "provider": "anthropic",
    "model": "claude-sonnet-4-5-20250929",
    "version": "2026-05-01"
  },
  "latencyMs": 0,
  "schemaValid": false,
  "reviewerVerdict": null,
  "fallbackTriggered": true,
  "prevHash": "af5f0be96db8e1c39f9e39ae0398c87ccb539f9a4a91355a9dfa94625eee90a4",
  "hash": "c25291c409d8585ff4ab05d283989fca179dc1bc8aeb47bd1a6e7feb721f669a",
  "attestation": {
    "algorithm": "ed25519",
    "publicKey": "y6F3rt10CEcSakCrnJIYkGymA66x3VXm0zCWbPjRxP8=",
    "signature": "YvN4Ytk1sV9I0XC3TS1hxi3XJAELZprkn/3u+wwbBbw8geX0NY09i3yd34WbhhODaDpUZ+ZOuAPWz2se8hoXAw==",
    "signedAtIso": "2025-05-12T11:30:09.000Z",
    "canonicalForm": "v1"
  }
}

Reproduce this verification independently

Re-verify the entire chain

node verify.mjs civicgate-runtime-ai-receipts.jsonl

Cross-check with the Python verifier

python -m promethean_runtime_ai.verify civicgate-runtime-ai-receipts.jsonl

Verify the Bitcoin anchor

ots verify civicgate-runtime-ai-receipts.jsonl.anchors/c25291c409d8585f….ots