Eric Dunn
type: MusicGroup
description: Air Marshal Sir Eric Clive Dunn, (27 November 1927 – 16 July 2008) was a senior Royal Air Force officer. Born in Winchester on 27 November 1927 to the son of Royal Air Force Wing Commander he was ed
popularity: 16
followers: 1783
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4f3d672eeb5b79b6b318eb35109527930a26ee5a4dc3731b072ec41625c87049
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953588
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953588
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/02690daa-d4ad-4412-8a43-9438942dd8ef.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/02690daa-d4ad-4412-8a43-9438942dd8ef.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/02690daa-d4ad-4412-8a43-9438942dd8ef
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T04:52:46Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x4f3d672eeb5b79b6b318eb35109527930a26ee5a4dc3731b072ec41625c87049","name":"Eric Dunn","registered_at":"2026-06-14T04:39:21Z","symbol":"NIM0341152","token_address":"0x541b5b4ab1998caace96ce556c6ce1db694e2ece","type":"artist","uuid":"02690daa-d4ad-4412-8a43-9438942dd8ef"}
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 0x4f3d672eeb5b79b6b318eb35109527930a26ee5a4dc3731b072ec41625c87049. Chain 2 (Bitcoin): anchored in block 953588 (2026-06-14T04:52:46Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/02690daa-d4ad-4412-8a43-9438942dd8ef.json and https://artists.proofprofile.net/proofs/artist/02690daa-d4ad-4412-8a43-9438942dd8ef.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T04:52:46Z
  text: {"copyright_id":"0x4f3d672eeb5b79b6b318eb35109527930a26ee5a4dc3731b072ec41625c87049","name":"Eric Dunn","registered_at":"2026-06-14T04:39:21Z","symbol":"NIM0341152","token_address":"0x541b5b4ab1998caace96ce556c6ce1db694e2ece","type":"artist","uuid":"02690daa-d4ad-4412-8a43-9438942dd8ef"}
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  type: MusicAlbum
  date published: 2013-11-04
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2014-07-26
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
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  type: MusicAlbum
  date published: 2018-08-17