{
  "height": 66,
  "block_hash": "c04f96262bc0e5072a528fb99a52e33dc28371e6306aed93a4c726c083a12ebd",
  "header": {
    "v": 1,
    "height": 66,
    "prev_hash": "e2d4b396f588b491b183ca35d23cf728995be76b33683ff739b1cf417e168ad4",
    "merkle_root": "1ba62a77f3f5248a6572fdb29cab693f5da109bded9a6d007ce3da2d4dab7659",
    "first_seq": 157,
    "last_seq": 158,
    "entry_count": 2,
    "at": "2026-11-07T01:49:15.179Z",
    "key_id": "key_a521921c2ba20669"
  },
  "signed_bytes": "{\"at\":\"2026-11-07T01:49:15.179Z\",\"entry_count\":2,\"first_seq\":157,\"height\":66,\"key_id\":\"key_a521921c2ba20669\",\"last_seq\":158,\"merkle_root\":\"1ba62a77f3f5248a6572fdb29cab693f5da109bded9a6d007ce3da2d4dab7659\",\"prev_hash\":\"e2d4b396f588b491b183ca35d23cf728995be76b33683ff739b1cf417e168ad4\",\"v\":1}",
  "count": 1,
  "domains": 1,
  "distinct": 1,
  "cosignatures": [
    {
      "label": "W-001",
      "key_fingerprint": "77b542fc",
      "relationship": "affiliated",
      "public_key_pem": "-----BEGIN PUBLIC KEY-----\nMCowBQYDK2VwAyEAnJnfTc5OB9AM75nfNzHGtIt1GnTRB0nY5FbWNwl43Q0=\n-----END PUBLIC KEY-----\n",
      "signature": "1ep6N/ZD9SEhHpiVpyom9+XLy+1gVU5N6RNKK4HwdsKUsX4gJtoUSjijcEjO6UsMyO37GRi29YwlQmD4E52CAA==",
      "at": "2026-11-07T01:51:33.388Z"
    }
  ],
  "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."
}