{
  "schema": "eve.decision.certificate.v1",
  "certificate_id": "gdc_8f31a0c4e9b7",
  "issued_at": "2026-06-20T14:08:21Z",
  "tenant_id": "org_acme",
  "policy_set": "lending_v1",
  "request_digest": "sha256:5c1f9d2a7b3e4f6081a2b3c4d5e6f7089a0b1c2d3e4f50617283940a1b2c3a902",
  "decision": "BLOCKED",
  "reason_code": "ECOA.adverse_action.unexplained",
  "prev_hash": "sha256:0000000000000000000000000000000000000000000000000000000000000000",
  "signature": {
    "alg": "ed25519",
    "key_id": "eve-sample-2026",
    "value": "bc1700d48b6585c66fd635c8ea21cc4f7867ba73917e8114aba07eff947dc8c169b7594d5e8dc779ac5877e54b4749db1d4da662f10295173e655c9360db0007"
  }
}