Entry #2

2025-05-12T11:30:01.000Z

1y ago

← #1 #3 →

● 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 #1.

Hash-chain context

prevHash

9c34c8634e1bc7095f24d9af8781cf16545cbf1920941fa281f361111e3e1bf0

this entry · hash

c9e591a585b02b751a55161bb8cfac97dc0a115036daf75531642ce4fb7b5b6d

next.prevHash (= this.hash)

c9e591a585b02b751a55161bb8cfac97dc0a115036daf75531642ce4fb7b5b6d

Decision summary

Product · spec

civicgatecivicgate-message-router

Cryptographic commits (SHA-256)

specHash

5b05721a66c6c11d9cf1761a50485b486ffd0e628794651a76df5e05e78e810c

inputHash

e3cec2e7f37c8a353a883f3e1a18c6b2c3c378f2124fdc6c07e36880cdfa97ed

PII-safe · raw input never recorded

outputCanonicalHash

97caf3e22faea4fbe0635d8aa523b5b298d7ea8f9b5175420c46558b826176fc

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": 2,
  "recordedAtMs": 1747049401000,
  "recordedAtIso": "2025-05-12T11:30:01.000Z",
  "productId": "civicgate",
  "specId": "civicgate-message-router",
  "specHash": "5b05721a66c6c11d9cf1761a50485b486ffd0e628794651a76df5e05e78e810c",
  "inputHash": "e3cec2e7f37c8a353a883f3e1a18c6b2c3c378f2124fdc6c07e36880cdfa97ed",
  "outputCanonicalHash": "97caf3e22faea4fbe0635d8aa523b5b298d7ea8f9b5175420c46558b826176fc",
  "category": "router",
  "modelIdentity": {
    "provider": "anthropic",
    "model": "claude-sonnet-4-5-20250929",
    "version": "2026-05-01"
  },
  "latencyMs": 148,
  "schemaValid": true,
  "reviewerVerdict": null,
  "fallbackTriggered": false,
  "prevHash": "9c34c8634e1bc7095f24d9af8781cf16545cbf1920941fa281f361111e3e1bf0",
  "hash": "c9e591a585b02b751a55161bb8cfac97dc0a115036daf75531642ce4fb7b5b6d",
  "attestation": {
    "algorithm": "ed25519",
    "publicKey": "y6F3rt10CEcSakCrnJIYkGymA66x3VXm0zCWbPjRxP8=",
    "signature": "s6pyOVtuCwSiWXsQOhM6DDo3WDdzYiOUXqtXC9zD6mHgyAZ21DcNQX7ExCbHcjS0wiqcTYCispCvrqKP5Xc+BA==",
    "signedAtIso": "2025-05-12T11:30:01.000Z",
    "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/c9e591a585b02b75….ots