Jimmy Cook
type: MusicGroup
genre: rockabilly
description: Stephen James Cook (born 31 July 1953) is a former South African association footballer and cricketer who played in three cricket Test matches and four One Day Internationals from 1991 to 1993. His so
popularity: 3
followers: 89
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x01ac8df52bdab47fa2a9bec1ca5c340171f6a5fb8ed23063f1fc4e0f79d37d06
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954587
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954587
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/bb9aff7f-5b09-4bf0-b958-0e5aa26c825b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/bb9aff7f-5b09-4bf0-b958-0e5aa26c825b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/bb9aff7f-5b09-4bf0-b958-0e5aa26c825b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T19:10:41Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x01ac8df52bdab47fa2a9bec1ca5c340171f6a5fb8ed23063f1fc4e0f79d37d06","name":"Jimmy Cook","registered_at":"2026-06-20T17:13:28Z","symbol":"NIM1662874","token_address":"0x5597ff2e9bc712b083e917185f68764dcffd3cf9","type":"artist","uuid":"bb9aff7f-5b09-4bf0-b958-0e5aa26c825b"}
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 0x01ac8df52bdab47fa2a9bec1ca5c340171f6a5fb8ed23063f1fc4e0f79d37d06. Chain 2 (Bitcoin): anchored in block 954587 (2026-06-20T19:10:41Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bb9aff7f-5b09-4bf0-b958-0e5aa26c825b.json and https://artists.proofprofile.net/proofs/artist/bb9aff7f-5b09-4bf0-b958-0e5aa26c825b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T19:10:41Z
  text: {"copyright_id":"0x01ac8df52bdab47fa2a9bec1ca5c340171f6a5fb8ed23063f1fc4e0f79d37d06","name":"Jimmy Cook","registered_at":"2026-06-20T17:13:28Z","symbol":"NIM1662874","token_address":"0x5597ff2e9bc712b083e917185f68764dcffd3cf9","type":"artist","uuid":"bb9aff7f-5b09-4bf0-b958-0e5aa26c825b"}