{
  "height": 157,
  "block_hash": "fd680805e16ef02f6234d0930866ba3f0c74ac31ce948f5f0776fe8e0cb9232e",
  "header": {
    "v": 1,
    "height": 157,
    "prev_hash": "ca3cfed9b1e5dd06a98b00e07bb84be5abb558eba1bcd566c9d5a77baca25a32",
    "merkle_root": "38ac2a11830dcd57450d69ac23ca70ee3d32672085ffe9c4fc8db09a9ba0c841",
    "first_seq": 186,
    "last_seq": 187,
    "entry_count": 2,
    "at": "2026-10-25T02:45:02.533Z",
    "key_id": "key_41eb7b6d1b11968a"
  },
  "signed_bytes": "{\"at\":\"2026-10-25T02:45:02.533Z\",\"entry_count\":2,\"first_seq\":186,\"height\":157,\"key_id\":\"key_41eb7b6d1b11968a\",\"last_seq\":187,\"merkle_root\":\"38ac2a11830dcd57450d69ac23ca70ee3d32672085ffe9c4fc8db09a9ba0c841\",\"prev_hash\":\"ca3cfed9b1e5dd06a98b00e07bb84be5abb558eba1bcd566c9d5a77baca25a32\",\"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."
}