Gerry Marsden
type: MusicGroup
genre: celtic
description: Gerard Marsden MBE (24 September 1942 – 3 January 2021) was an English singer-songwriter, musician and television personality, best known for being leader of the Merseybeat band Gerry and the Pacemake
popularity: 5
followers: 773
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9b932b18dd6c40677e495eded6dd88928924eaaea5598e9e9ba23ae547b7310a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954555
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954555
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aec53ac8-230a-4e0d-85da-972643678126.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/aec53ac8-230a-4e0d-85da-972643678126.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/aec53ac8-230a-4e0d-85da-972643678126
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T12:10:20Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9b932b18dd6c40677e495eded6dd88928924eaaea5598e9e9ba23ae547b7310a","name":"Gerry Marsden","registered_at":"2026-06-20T11:05:21Z","symbol":"NIM1597964","token_address":"0x8b5300b4147dbcce9aff701741cf4e9a39f35565","type":"artist","uuid":"aec53ac8-230a-4e0d-85da-972643678126"}
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 0x9b932b18dd6c40677e495eded6dd88928924eaaea5598e9e9ba23ae547b7310a. Chain 2 (Bitcoin): anchored in block 954556 (2026-06-20T12:14:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/aec53ac8-230a-4e0d-85da-972643678126.json and https://artists.proofprofile.net/proofs/artist/aec53ac8-230a-4e0d-85da-972643678126.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T12:14:15Z
  text: {"copyright_id":"0x9b932b18dd6c40677e495eded6dd88928924eaaea5598e9e9ba23ae547b7310a","name":"Gerry Marsden","registered_at":"2026-06-20T11:05:21Z","symbol":"NIM1597964","token_address":"0x8b5300b4147dbcce9aff701741cf4e9a39f35565","type":"artist","uuid":"aec53ac8-230a-4e0d-85da-972643678126"}
album: Much Missed Man - A Tribute To John Lennon
  type: MusicAlbum
  date published: 2003-04-17
album: Much Missed Man - A Tribute To John Lennon
  type: MusicAlbum
  date published: 2003-04-17
album: 18 Hits of McCartney and Lennon - A Tribute Album
  type: MusicAlbum
  date published: 2005-03-01
album: A Tribute To Lennon & McCartney
  type: MusicAlbum
  date published: 2010-01-25
album: My Home Town
  type: MusicAlbum
  date published: 2021-04-16
album: My Home Town (Expanded Edition)
  type: MusicAlbum
  date published: 2021-06-26
album: On Merseyside (The Pool Of Life)
  type: MusicAlbum
  date published: 2025-04-10