Ok Sinha
type: MusicGroup
popularity: 9
followers: 244
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x69e3d1b3f411f816d318c65574d67f0e9b3f08500d52ddc37766f94fa4c5161e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953851
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953851
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/022af089-21fe-433d-94c8-b059e4329243.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/022af089-21fe-433d-94c8-b059e4329243.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/022af089-21fe-433d-94c8-b059e4329243
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T23:06:35Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x69e3d1b3f411f816d318c65574d67f0e9b3f08500d52ddc37766f94fa4c5161e","name":"Ok Sinha","registered_at":"2026-06-15T14:15:14Z","symbol":"NIM0733836","token_address":"0x93019e57e51cb944e6994705bd424a28c7d7ff50","type":"artist","uuid":"022af089-21fe-433d-94c8-b059e4329243"}
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 0x69e3d1b3f411f816d318c65574d67f0e9b3f08500d52ddc37766f94fa4c5161e. Chain 2 (Bitcoin): anchored in block 953852 (2026-06-15T23:13:02Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/022af089-21fe-433d-94c8-b059e4329243.json and https://artists.proofprofile.net/proofs/artist/022af089-21fe-433d-94c8-b059e4329243.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T23:13:02Z
  text: {"copyright_id":"0x69e3d1b3f411f816d318c65574d67f0e9b3f08500d52ddc37766f94fa4c5161e","name":"Ok Sinha","registered_at":"2026-06-15T14:15:14Z","symbol":"NIM0733836","token_address":"0x93019e57e51cb944e6994705bd424a28c7d7ff50","type":"artist","uuid":"022af089-21fe-433d-94c8-b059e4329243"}
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