Luca Bear
type: MusicGroup
genre: tech house
popularity: 4
followers: 208
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1a301a9daf454c6aabeebce18de9cc9a3b4175efff4f769e1cf78ec72f8e221b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954784
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954784
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f7740ccc-83b8-4760-b776-b7f0e5fafd5c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f7740ccc-83b8-4760-b776-b7f0e5fafd5c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f7740ccc-83b8-4760-b776-b7f0e5fafd5c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-22T02:53:59Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1a301a9daf454c6aabeebce18de9cc9a3b4175efff4f769e1cf78ec72f8e221b","name":"Luca Bear","registered_at":"2026-06-21T15:54:23Z","symbol":"NIM1964468","token_address":"0xef02529f4b1b28c915b17f6d403669c32c52c3ba","type":"artist","uuid":"f7740ccc-83b8-4760-b776-b7f0e5fafd5c"}
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 0x1a301a9daf454c6aabeebce18de9cc9a3b4175efff4f769e1cf78ec72f8e221b. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f7740ccc-83b8-4760-b776-b7f0e5fafd5c.json and https://artists.proofprofile.net/proofs/artist/f7740ccc-83b8-4760-b776-b7f0e5fafd5c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-22T02:53:59Z
  text: {"copyright_id":"0x1a301a9daf454c6aabeebce18de9cc9a3b4175efff4f769e1cf78ec72f8e221b","name":"Luca Bear","registered_at":"2026-06-21T15:54:23Z","symbol":"NIM1964468","token_address":"0xef02529f4b1b28c915b17f6d403669c32c52c3ba","type":"artist","uuid":"f7740ccc-83b8-4760-b776-b7f0e5fafd5c"}
album: Destory Ep
  type: MusicAlbum
  date published: 2008-09-01
album: Old Time Romantic Doves / Homework
  type: MusicAlbum
  date published: 2010-05-10
album: Old Time Romantic Doves / Homework
  type: MusicAlbum
  date published: 2010-05-10
album: Swing Doors
  type: MusicAlbum
  date published: 2010-08-13
album: Amsterdam Dance Event Sampler, Vol. 1
  type: MusicAlbum
  date published: 2010-09-24
album: Raw EP
  type: MusicAlbum
  date published: 2012-08-14
album: Strictly Session
  type: MusicAlbum
  date published: 2014-03-24
album: Tool EP
  type: MusicAlbum
  date published: 2014-09-19
album: New Mission
  type: MusicAlbum
  date published: 2015-04-27