{
  "height": 103,
  "block_hash": "fffc9781e955c8b673cf346c934efc3b04ab13178a6ab39b35e83573f829f17e",
  "header": {
    "v": 1,
    "height": 103,
    "prev_hash": "4508207d396fc1a07683de2cc401ca37a82b600016575cf59e5d4ed382ddbfdd",
    "merkle_root": "042828eeaf1c62d3da460533b7af44d60bffb764594f022a743d621d32e22282",
    "first_seq": 106,
    "last_seq": 106,
    "entry_count": 1,
    "at": "2026-10-24T22:07:52.622Z",
    "key_id": "key_41eb7b6d1b11968a"
  },
  "signed_bytes": "{\"at\":\"2026-10-24T22:07:52.622Z\",\"entry_count\":1,\"first_seq\":106,\"height\":103,\"key_id\":\"key_41eb7b6d1b11968a\",\"last_seq\":106,\"merkle_root\":\"042828eeaf1c62d3da460533b7af44d60bffb764594f022a743d621d32e22282\",\"prev_hash\":\"4508207d396fc1a07683de2cc401ca37a82b600016575cf59e5d4ed382ddbfdd\",\"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."
}