Hujaifa Islam
type: MusicGroup
genre: ghazal
popularity: 18
followers: 1738
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc6a509bdc8b6e63cf1d13eca7e5d793636a02caa44526e836a569a5c3c002310
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953670
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953670
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5875d222-c74c-419e-9294-d50a24bf0681.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/5875d222-c74c-419e-9294-d50a24bf0681.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/5875d222-c74c-419e-9294-d50a24bf0681
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T18:07:12Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc6a509bdc8b6e63cf1d13eca7e5d793636a02caa44526e836a569a5c3c002310","name":"Hujaifa Islam","registered_at":"2026-06-14T13:46:02Z","symbol":"NIM0471531","token_address":"0x23154f694c73854b9262faed52ab545d3fce1f80","type":"artist","uuid":"5875d222-c74c-419e-9294-d50a24bf0681"}
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 0xc6a509bdc8b6e63cf1d13eca7e5d793636a02caa44526e836a569a5c3c002310. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/5875d222-c74c-419e-9294-d50a24bf0681.json and https://artists.proofprofile.net/proofs/artist/5875d222-c74c-419e-9294-d50a24bf0681.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T22:00:24Z
  text: {"copyright_id":"0xc6a509bdc8b6e63cf1d13eca7e5d793636a02caa44526e836a569a5c3c002310","name":"Hujaifa Islam","registered_at":"2026-06-14T13:46:02Z","symbol":"NIM0471531","token_address":"0x23154f694c73854b9262faed52ab545d3fce1f80","type":"artist","uuid":"5875d222-c74c-419e-9294-d50a24bf0681"}
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