Johnny Hayes
type: MusicGroup
description: 175px|thumb|right|Johnny Hayes, wearing the Winged Fist of the Irish American Athletic Club, posing for a studio portrait shortly after his 1908 Olympic Marathon victory thumb|left|Statue of Hayes an
popularity: 3
followers: 813
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3d3111d646b89fbce98c7366ef072e811b0b139c5ea2b6377384d7cccc113fd1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954580
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954580
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b6aa1317-60b9-4a8d-9d27-5b2ea83a4e44.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/b6aa1317-60b9-4a8d-9d27-5b2ea83a4e44.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/b6aa1317-60b9-4a8d-9d27-5b2ea83a4e44
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T17:48:00Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3d3111d646b89fbce98c7366ef072e811b0b139c5ea2b6377384d7cccc113fd1","name":"Johnny Hayes","registered_at":"2026-06-20T15:06:51Z","symbol":"NIM1637660","token_address":"0xd86ddad5be6cc99f9e28a3aad6107d389cf311ae","type":"artist","uuid":"b6aa1317-60b9-4a8d-9d27-5b2ea83a4e44"}
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 0x3d3111d646b89fbce98c7366ef072e811b0b139c5ea2b6377384d7cccc113fd1. Chain 2 (Bitcoin): anchored in block 954580 (2026-06-20T17:48:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/b6aa1317-60b9-4a8d-9d27-5b2ea83a4e44.json and https://artists.proofprofile.net/proofs/artist/b6aa1317-60b9-4a8d-9d27-5b2ea83a4e44.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T17:48:00Z
  text: {"copyright_id":"0x3d3111d646b89fbce98c7366ef072e811b0b139c5ea2b6377384d7cccc113fd1","name":"Johnny Hayes","registered_at":"2026-06-20T15:06:51Z","symbol":"NIM1637660","token_address":"0xd86ddad5be6cc99f9e28a3aad6107d389cf311ae","type":"artist","uuid":"b6aa1317-60b9-4a8d-9d27-5b2ea83a4e44"}
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