{
 "closed": {
  "anchored_digest": "sha256:7c6740af1ab385307912cc16e89f0b40971e89a6aa7d5d6e6f8a6da69a0ad1d5",
  "block_height": 971702,
  "block_time": "2026-10-16T11:23:37Z",
  "kind": "ots",
  "proof_ref": "https://croviatrust.com/registry/data/tacet/ots/641.ots",
  "status": "bitcoin"
 },
 "epoch": 641,
 "epoch_end": "2026-10-16T12:00:00Z",
 "epoch_start": "2026-10-16T11:00:00Z",
 "map_id": "urn:crovia:tacet:map:disclosure",
 "opened": {
  "chain_hash": "8990e7a9aaed2ffed73dbd7092123d6f289930540d7651336225dc172e51b2ce",
  "kind": "drand",
  "randomness": "6b3b5683f33ce877db3bdf7b746b03233bccb8f321bc1bee2d1c820658af3ae8",
  "round": 6557246,
  "signature": "b3db1141067b4f5eed46480d543b409ba75dceb6d5fd35c3ff2aa3168f11b868c34c1eafdce6f1dc11e06a1ee775719419054474a172a3ade7f65780058250aa3c6054e1c1d1ec615f558105f5275e67d15ce2de953b291499258afdd6f1acfc"
 },
 "operator": {
  "id": "urn:crovia:tacet:operator:crovia-trust",
  "pubkey": {
   "alg": "ed25519",
   "key_hex": "28d7faeb726187b05dec60bc744f8b055c719ba294815050e8b6831da5889712"
  }
 },
 "prev_sheet_hash": "sha256:616bb3f8f7c877b88295bbe8627b22e7cbd246caae31bf307389344a752fc8b2",
 "root": "sha256:35efc25e779ffdbfc08ff3ca29b85f5c0fd675083c96d7e78ebf496ad132d07c",
 "sheet_version": "crovia.tacet.epoch.v1",
 "signature": {
  "alg": "ed25519",
  "domain": "TACET-EPOCH-v1",
  "sig_hex": "e350e13a16e0c58a7c4ff291048f4cc9974a3d8820a5e529bbbac5f13dbf79736e12001782ce4edd48edbe951eec1b38c309e6460ef667b9cfb42165239a5700"
 },
 "size": 2994,
 "snapshots_root": "sha256:060e50676d20af06c701c53e2c687fc4a806d03371a277b7388fdae688eeb04c"
}