Spec B cryptographic audit receipts · ADR-014

Receipts or it did not happen.

Every assurance event emits a signed rc-yanez-<ulid>. Edit the receipt below or load your freshly minted demo receipt, and the validator — the same one shipped in @yanez/web-yid-core — re-checks its cryptographic structure live.

Receipt JSON

{
  "version": "trust-receipt/v2",
  "id": "rc-yanez-06GDCEY97W00P3B7CC583A4V54",
  "receipt_id": "rc-yanez-06GDCEY97W00P3B7CC583A4V54",
  "event_type": "web_yid_verification",
  "subject": { "did": "did:yanez:human:88491c92a" },
  "decision": { "loa": 2, "outcome": "verified" },
  "evidence": {
    "pairing_check": "e(-G1,\u03c3)\u00b7e(pk,H(m)) == 1",
    "pairing_verify_ms": 18.4,
    "risk": { "trust": 93.5, "reason_codes": ["ASSURANCE_SATISFIED"] },
    "zeroization": { "reported": true, "non_zero_bytes": 0 },
    "capture_channel": "passkey"
  },
  "issued_at": "2026-09-25T01:43:57.502Z",
  "public_key": "207a067892821e25d770f1fba0c47c11ff4b813e54162ece9eb839e076231ab6",
  "signature": {
    "scheme": "ed25519",
    "sig": "fe3b0360c66813af3d5c2408e0cc00523bc0b1f7c1504534432866e6c68b54de91c33b3705735ffd36fe2ab86369325616f8b3a3fe24d599f125fccab0b77603",
    "kid": "receipt-key-2026-09"
  },
  "chain": {
    "hash": "sha256:d9ccf00b8ce9ec11c7a9fc0393bb4fbfa348a2c6b6d3d9e2312e832437e2c30f",
    "prev": null
  }
}

Cryptographic Structure Verdict

✓ Structure Valid — Evidence present, Crockford ULID verified.

receipt_id: rc-yanez-06GDCEY97W00P3B7CC583A4V54
issued timestamp (ULID): 2196-12-05T06:55:50.012Z
offline verifiable: YES