Osso Duro
type: MusicGroup
popularity: 3
followers: 188
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb4b799057939b71c450e6954b7fc85b005e916c6776d2b07246160c7397efe43
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954031
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954031
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3b7d1ff1-636f-4577-a1b9-d37cd566b80c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3b7d1ff1-636f-4577-a1b9-d37cd566b80c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3b7d1ff1-636f-4577-a1b9-d37cd566b80c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T01:43:23Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb4b799057939b71c450e6954b7fc85b005e916c6776d2b07246160c7397efe43","name":"Osso Duro","registered_at":"2026-06-16T10:15:27Z","symbol":"NIM1020344","token_address":"0xab00e57bc9a9e83b7fa2e6696ac3d17f4eb9c6b3","type":"artist","uuid":"3b7d1ff1-636f-4577-a1b9-d37cd566b80c"}
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 0xb4b799057939b71c450e6954b7fc85b005e916c6776d2b07246160c7397efe43. Chain 2 (Bitcoin): anchored in block 954032 (2026-06-17T01:59:41Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/3b7d1ff1-636f-4577-a1b9-d37cd566b80c.json and https://artists.proofprofile.net/proofs/artist/3b7d1ff1-636f-4577-a1b9-d37cd566b80c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T01:59:41Z
  text: {"copyright_id":"0xb4b799057939b71c450e6954b7fc85b005e916c6776d2b07246160c7397efe43","name":"Osso Duro","registered_at":"2026-06-16T10:15:27Z","symbol":"NIM1020344","token_address":"0xab00e57bc9a9e83b7fa2e6696ac3d17f4eb9c6b3","type":"artist","uuid":"3b7d1ff1-636f-4577-a1b9-d37cd566b80c"}
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