{
 "closed": {
  "anchored_digest": "sha256:6a5a12528d3b96e05cf6d030af7113cae274d9678d03945899b4da3185ae76c9",
  "block_height": 971147,
  "block_time": "2026-10-12T22:38:46Z",
  "kind": "ots",
  "proof_ref": "https://croviatrust.com/registry/data/tacet/ots/556.ots",
  "status": "bitcoin"
 },
 "epoch": 556,
 "epoch_end": "2026-10-12T23:00:00Z",
 "epoch_start": "2026-10-12T22:00:00Z",
 "map_id": "urn:crovia:tacet:map:disclosure",
 "opened": {
  "chain_hash": "8990e7a9aaed2ffed73dbd7092123d6f289930540d7651336225dc172e51b2ce",
  "kind": "drand",
  "randomness": "4b2d20cc99f7661bf1d02c077b41d435dd5858ee63795a5f3d8e5a1f1641092a",
  "round": 6547046,
  "signature": "adafeb7203f8d47d3bd7079b5eb9ee12431d2cf6af2e0b05ac306e6b728cba8136bc364c4cbddbc4407066cd34b1adb01536f8dc70b47507afd9ee7135f53a3b4e905c2a19fac40f2fc90633833ed6ec3c9a5aa4e8fc157411629726cd70fb7c"
 },
 "operator": {
  "id": "urn:crovia:tacet:operator:crovia-trust",
  "pubkey": {
   "alg": "ed25519",
   "key_hex": "28d7faeb726187b05dec60bc744f8b055c719ba294815050e8b6831da5889712"
  }
 },
 "prev_sheet_hash": "sha256:360457a7a4c38d9be6949a02e42d8c5ebc18ccb70aa5dea95d44adea5d3228ef",
 "root": "sha256:4a5ea821bc73698d4f9b4344dab21d09a6e43864a665507d983b68c0a2ff3c46",
 "sheet_version": "crovia.tacet.epoch.v1",
 "signature": {
  "alg": "ed25519",
  "domain": "TACET-EPOCH-v1",
  "sig_hex": "6d3a77fca5c472b5672bcc58fc6b74355dbd05d26a1ce30e6330098f33eb1c4a8c5739b51f6405453648410bc2a06fd2428c58f85dbc3f15257ee7184fd40b09"
 },
 "size": 2992,
 "snapshots_root": "sha256:e50f536a28ba64bd3e1b6c17df43018c4c734724d21024fe73c55cc0d6cb7f65"
}