Ian Rolf Hill
type: MusicGroup
popularity: 20
followers: 625
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbe7fedc4d73b4962d498b133790d70b7a136e6fa7087af800f1e26bd54b74fa9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953827
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953827
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ec1f9751-6df6-45e4-81ee-8220c812e9f3.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ec1f9751-6df6-45e4-81ee-8220c812e9f3.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ec1f9751-6df6-45e4-81ee-8220c812e9f3
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T19:59:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xbe7fedc4d73b4962d498b133790d70b7a136e6fa7087af800f1e26bd54b74fa9","name":"Ian Rolf Hill","registered_at":"2026-06-15T05:16:23Z","symbol":"NIM0693547","token_address":"0x81fc4ede1445723d819388587ee39f4f010b8404","type":"artist","uuid":"ec1f9751-6df6-45e4-81ee-8220c812e9f3"}
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 0xbe7fedc4d73b4962d498b133790d70b7a136e6fa7087af800f1e26bd54b74fa9. Chain 2 (Bitcoin): anchored in block 953842 (2026-06-15T22:22:30Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ec1f9751-6df6-45e4-81ee-8220c812e9f3.json and https://artists.proofprofile.net/proofs/artist/ec1f9751-6df6-45e4-81ee-8220c812e9f3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T22:22:30Z
  text: {"copyright_id":"0xbe7fedc4d73b4962d498b133790d70b7a136e6fa7087af800f1e26bd54b74fa9","name":"Ian Rolf Hill","registered_at":"2026-06-15T05:16:23Z","symbol":"NIM0693547","token_address":"0x81fc4ede1445723d819388587ee39f4f010b8404","type":"artist","uuid":"ec1f9751-6df6-45e4-81ee-8220c812e9f3"}
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