DA BLACK OP'S
type: MusicGroup
genre: grime
genre: uk funky
popularity: 2
followers: 302
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1700c54781d47fbc2a0511d9c22e2ce1b28916103c39e94d7659c7e46b1890d3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954062
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954062
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/478c818f-560e-4935-8522-ab085483e179.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/478c818f-560e-4935-8522-ab085483e179.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/478c818f-560e-4935-8522-ab085483e179
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T07:39:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x1700c54781d47fbc2a0511d9c22e2ce1b28916103c39e94d7659c7e46b1890d3","name":"DA BLACK OP'S","registered_at":"2026-06-16T14:28:49Z","symbol":"NIM1080776","token_address":"0xac67f43a0160c2d82248ca225331782219f7d7cb","type":"artist","uuid":"478c818f-560e-4935-8522-ab085483e179"}
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 0x1700c54781d47fbc2a0511d9c22e2ce1b28916103c39e94d7659c7e46b1890d3. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/478c818f-560e-4935-8522-ab085483e179.json and https://artists.proofprofile.net/proofs/artist/478c818f-560e-4935-8522-ab085483e179.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x1700c54781d47fbc2a0511d9c22e2ce1b28916103c39e94d7659c7e46b1890d3","name":"DA BLACK OP'S","registered_at":"2026-06-16T14:28:49Z","symbol":"NIM1080776","token_address":"0xac67f43a0160c2d82248ca225331782219f7d7cb","type":"artist","uuid":"478c818f-560e-4935-8522-ab085483e179"}
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