DJ 2B
type: MusicGroup
genre: funk carioca
popularity: 4
followers: 189
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbfdd74dbbafc2ebccf0f207f80e80996ac0df896f2d15cdd0248e9a881517660
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954533
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954533
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a81bcc8b-7e13-494d-b73e-7ea50a849a06.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a81bcc8b-7e13-494d-b73e-7ea50a849a06.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a81bcc8b-7e13-494d-b73e-7ea50a849a06
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T08:57:02Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbfdd74dbbafc2ebccf0f207f80e80996ac0df896f2d15cdd0248e9a881517660","name":"DJ 2B","registered_at":"2026-06-20T08:06:11Z","symbol":"NIM1564445","token_address":"0xc62288f6514f838e8ae6eab2c3479e04b45cf0c1","type":"artist","uuid":"a81bcc8b-7e13-494d-b73e-7ea50a849a06"}
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 0xbfdd74dbbafc2ebccf0f207f80e80996ac0df896f2d15cdd0248e9a881517660. Chain 2 (Bitcoin): anchored in block 954533 (2026-06-20T08:57:02Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a81bcc8b-7e13-494d-b73e-7ea50a849a06.json and https://artists.proofprofile.net/proofs/artist/a81bcc8b-7e13-494d-b73e-7ea50a849a06.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T08:57:02Z
  text: {"copyright_id":"0xbfdd74dbbafc2ebccf0f207f80e80996ac0df896f2d15cdd0248e9a881517660","name":"DJ 2B","registered_at":"2026-06-20T08:06:11Z","symbol":"NIM1564445","token_address":"0xc62288f6514f838e8ae6eab2c3479e04b45cf0c1","type":"artist","uuid":"a81bcc8b-7e13-494d-b73e-7ea50a849a06"}
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