Jack Logan
type: MusicGroup
genre: alt country
description: Jack Logan (born February 8, 1959) is an American singer-songwriter born in Greenville, Mississippi and raised in Lawrenceville, Illinois. He began recording, however, after moving to Winder, Georgia.
popularity: 6
followers: 661
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3c3ca7f7f0d45604122e3429bd60c25582352d84d2928378c23d69874974e726
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954549
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954549
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ab6c6494-843c-43a7-8c6c-b2a3dbadf0bb.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/ab6c6494-843c-43a7-8c6c-b2a3dbadf0bb.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/ab6c6494-843c-43a7-8c6c-b2a3dbadf0bb
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T10:56:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x3c3ca7f7f0d45604122e3429bd60c25582352d84d2928378c23d69874974e726","name":"Jack Logan","registered_at":"2026-06-20T09:21:19Z","symbol":"NIM1581133","token_address":"0xce0458047c974022b73c95734c6d800bb0cac39e","type":"artist","uuid":"ab6c6494-843c-43a7-8c6c-b2a3dbadf0bb"}
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 0x3c3ca7f7f0d45604122e3429bd60c25582352d84d2928378c23d69874974e726. Chain 2 (Bitcoin): anchored in block 954549 (2026-06-20T10:56:20Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/ab6c6494-843c-43a7-8c6c-b2a3dbadf0bb.json and https://artists.proofprofile.net/proofs/artist/ab6c6494-843c-43a7-8c6c-b2a3dbadf0bb.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T10:56:20Z
  text: {"copyright_id":"0x3c3ca7f7f0d45604122e3429bd60c25582352d84d2928378c23d69874974e726","name":"Jack Logan","registered_at":"2026-06-20T09:21:19Z","symbol":"NIM1581133","token_address":"0xce0458047c974022b73c95734c6d800bb0cac39e","type":"artist","uuid":"ab6c6494-843c-43a7-8c6c-b2a3dbadf0bb"}
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