Zé Mattos
type: MusicGroup
genre: singer-songwriter
popularity: 2
followers: 203
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xceffcbb5ebaa7fa29beaaeab101a18b6606045d329d73fee3dc16b78eb482fb2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953882
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953882
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0a4c7aec-dba9-4fca-a697-37141b4b1015.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0a4c7aec-dba9-4fca-a697-37141b4b1015.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0a4c7aec-dba9-4fca-a697-37141b4b1015
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T03:13:34Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xceffcbb5ebaa7fa29beaaeab101a18b6606045d329d73fee3dc16b78eb482fb2","name":"Zé Mattos","registered_at":"2026-06-15T17:09:56Z","symbol":"NIM0775542","token_address":"0xdb1791633f735f55afe81338967e86713eeb9b3e","type":"artist","uuid":"0a4c7aec-dba9-4fca-a697-37141b4b1015"}
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 0xceffcbb5ebaa7fa29beaaeab101a18b6606045d329d73fee3dc16b78eb482fb2. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0a4c7aec-dba9-4fca-a697-37141b4b1015.json and https://artists.proofprofile.net/proofs/artist/0a4c7aec-dba9-4fca-a697-37141b4b1015.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
  text: {"copyright_id":"0xceffcbb5ebaa7fa29beaaeab101a18b6606045d329d73fee3dc16b78eb482fb2","name":"Zé Mattos","registered_at":"2026-06-15T17:09:56Z","symbol":"NIM0775542","token_address":"0xdb1791633f735f55afe81338967e86713eeb9b3e","type":"artist","uuid":"0a4c7aec-dba9-4fca-a697-37141b4b1015"}
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