{
  "ok": true,
  "attestation": {
    "as_of": "2026-09-27T17:55:16Z",
    "entries": 46,
    "genesis": "0000000000000000000000000000000000000000000000000000000000000000",
    "algorithm": "sha256",
    "canonical": "sha256( chain_index|id|created_at(YYYY-MM-DDTHH:MM:SS.ffffffZ)|vertical|components(key=bool sorted by key, comma separated)|premium(0.00)|status|matrix_version|distributor_id|prev_hash )",
    "head_hash": "f95974f59ca3a6ddf5d4b77eff25fd1a95831313750ec75e61a82e7444d8c225"
  },
  "signature": {
    "algorithm": "ECDSA_P256_SHA256",
    "key_id": "dd4b4b394c95586a",
    "signed_payload": "riskrouter-ledger-attestation|v1|2026-09-27T17:55:16Z|46|f95974f59ca3a6ddf5d4b77eff25fd1a95831313750ec75e61a82e7444d8c225",
    "signature": "xoF0bfzllranXKb4H8KSbZy37EpGoDwUkop8gZ60+XHi6RAxavJivmKbDWdcoVM2cdITN82D0U8NLwRL6HlkhA=="
  },
  "how_to_verify": "Save this whole response. Re-read later: every entry up to that point must still produce head_hash, and the signature proves we published it. See /verify.",
  "generated_at": "2026-09-27T17:55:16.558Z"
}