Jon Costa
type: MusicGroup
popularity: 2
followers: 442
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd9703d4c25bfa459355148c1faa004431689e50b33b70fca860f7d582ade91e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953963
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953963
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2833a864-74ba-4353-83ed-2007ff46f8ec.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2833a864-74ba-4353-83ed-2007ff46f8ec.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2833a864-74ba-4353-83ed-2007ff46f8ec
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T15:12:33Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xdd9703d4c25bfa459355148c1faa004431689e50b33b70fca860f7d582ade91e","name":"Jon Costa","registered_at":"2026-06-16T03:31:12Z","symbol":"NIM0923802","token_address":"0x18910bd71cd75afdb2c3e34e53afae85be6bed23","type":"artist","uuid":"2833a864-74ba-4353-83ed-2007ff46f8ec"}
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 0xdd9703d4c25bfa459355148c1faa004431689e50b33b70fca860f7d582ade91e. Chain 2 (Bitcoin): anchored in block 953963 (2026-06-16T15:12:33Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2833a864-74ba-4353-83ed-2007ff46f8ec.json and https://artists.proofprofile.net/proofs/artist/2833a864-74ba-4353-83ed-2007ff46f8ec.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T15:12:33Z
  text: {"copyright_id":"0xdd9703d4c25bfa459355148c1faa004431689e50b33b70fca860f7d582ade91e","name":"Jon Costa","registered_at":"2026-06-16T03:31:12Z","symbol":"NIM0923802","token_address":"0x18910bd71cd75afdb2c3e34e53afae85be6bed23","type":"artist","uuid":"2833a864-74ba-4353-83ed-2007ff46f8ec"}
album: Snitch
  type: MusicAlbum
  date published: 2019-11-04
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  type: MusicAlbum
  date published: 2020-01-03
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2020-04-27
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  type: MusicAlbum
  date published: 2020-06-19
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  type: MusicAlbum
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album: Last Night In Barbados (Radio Edit)
  type: MusicAlbum
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album: Bamdidibam
  type: MusicAlbum
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album: Love Me
  type: MusicAlbum
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album: Africa
  type: MusicAlbum
  date published: 2021-04-30