BLACKCROW
type: MusicGroup
popularity: 2
followers: 142
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc5218a005329f92d444406c741d3275b4892617eb91873180f3c9b3b040e1927
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954513
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a093c17b-0a5e-4883-ae68-0606178ac08f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a093c17b-0a5e-4883-ae68-0606178ac08f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a093c17b-0a5e-4883-ae68-0606178ac08f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T06:31:18Z
additional property: OTSCanonicalRecord
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5218a005329f92d444406c741d3275b4892617eb91873180f3c9b3b040e1927. Chain 2 (Bitcoin): anchored in block 954513 (2026-06-20T06:31:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a093c17b-0a5e-4883-ae68-0606178ac08f.json and https://artists.proofprofile.net/proofs/artist/a093c17b-0a5e-4883-ae68-0606178ac08f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T06:31:18Z
album: FALL
  type: MusicAlbum
  date published: 2022-07-01
album: WHITEBOY
  type: MusicAlbum
  date published: 2022-07-31
album: Cowboy
  type: MusicAlbum
  date published: 2023-04-17
album: Red
  type: MusicAlbum
  date published: 2024-02-18
album: Meet Me at the Top
  type: MusicAlbum
  date published: 2024-10-14
album: My Own Way
  type: MusicAlbum
  date published: 2024-10-28
album: Waste
  type: MusicAlbum
  date published: 2024-12-07
album: Two Years Ago
  type: MusicAlbum
  date published: 2025-02-14
album: Reject
  type: MusicAlbum
  date published: 2025-02-28
album: Run
  type: MusicAlbum
  date published: 2025-03-14
album: Wildman
  type: MusicAlbum
  date published: 2025-04-07
album: BLACKCROW
  type: MusicAlbum
  date published: 2025-05-20
album: WASTE
  type: MusicAlbum
  date published: 2025-05-20
album: TWO YEARS AGO
  type: MusicAlbum
  date published: 2025-05-20
album: COWBOY
  type: MusicAlbum
  date published: 2025-05-20
album: drinking after dark
  type: MusicAlbum
  date published: 2025-10-04