{
  "height": 54,
  "block_hash": "ae3d574db35ca4e644efc05748842a1f80d69e4b470151431cd6f19d7fb3ca98",
  "header": {
    "v": 1,
    "height": 54,
    "prev_hash": "1d04c22f98a3011b7c622d500dcd20cf0ce09159357e5cdd7f6222d7b99ab1c1",
    "merkle_root": "f99aad06effd17ed3c54d81c51ffd84ffefe9fd1c86481248b4e96830e5b3193",
    "first_seq": 56,
    "last_seq": 56,
    "entry_count": 1,
    "at": "2026-10-24T18:01:02.028Z",
    "key_id": "key_41eb7b6d1b11968a"
  },
  "signed_bytes": "{\"at\":\"2026-10-24T18:01:02.028Z\",\"entry_count\":1,\"first_seq\":56,\"height\":54,\"key_id\":\"key_41eb7b6d1b11968a\",\"last_seq\":56,\"merkle_root\":\"f99aad06effd17ed3c54d81c51ffd84ffefe9fd1c86481248b4e96830e5b3193\",\"prev_hash\":\"1d04c22f98a3011b7c622d500dcd20cf0ce09159357e5cdd7f6222d7b99ab1c1\",\"v\":1}",
  "count": 0,
  "domains": 0,
  "distinct": 0,
  "cosignatures": [],
  "how_to_verify": "Each signature is Ed25519 over signed_bytes (canonical(header)), checked with the public_key_pem carried in its cosignature record. Witnesses are labelled by registration order (W-001, W-002, ...); public read models never carry a witness's domain or full key id."
}