Allan Stephenson
type: MusicGroup
description: Allan Stephenson (15 December 1949 – 2 August 2021) was a British-born South African composer, cellist and conductor. Life Born in Wallasey, near Liverpool, he studied the cello in Manchester at the
popularity: 3
followers: 66
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x32600d3f77ea45f0efb2b35b391e80646d1f577538b9afdd006abe34bbb842de
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954342
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954342
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/84ae03bf-2da4-4da3-9336-d59f6e71424b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/84ae03bf-2da4-4da3-9336-d59f6e71424b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/84ae03bf-2da4-4da3-9336-d59f6e71424b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x32600d3f77ea45f0efb2b35b391e80646d1f577538b9afdd006abe34bbb842de","name":"Allan Stephenson","registered_at":"2026-06-17T11:52:06Z","symbol":"NIM1386913","token_address":"0x9c067bb0e9fabd911a8289deb6c77377f5090fc8","type":"artist","uuid":"84ae03bf-2da4-4da3-9336-d59f6e71424b"}
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 0x32600d3f77ea45f0efb2b35b391e80646d1f577538b9afdd006abe34bbb842de. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/84ae03bf-2da4-4da3-9336-d59f6e71424b.json and https://artists.proofprofile.net/proofs/artist/84ae03bf-2da4-4da3-9336-d59f6e71424b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0x32600d3f77ea45f0efb2b35b391e80646d1f577538b9afdd006abe34bbb842de","name":"Allan Stephenson","registered_at":"2026-06-17T11:52:06Z","symbol":"NIM1386913","token_address":"0x9c067bb0e9fabd911a8289deb6c77377f5090fc8","type":"artist","uuid":"84ae03bf-2da4-4da3-9336-d59f6e71424b"}
album: Stephenson: Concerto for cor anglais and string orchestra
  type: MusicAlbum
  date published: 2012-07-03
album: Stephenson: Concerto for cor anglais and string orchestra
  type: MusicAlbum
  date published: 2012-07-03
album: Stephenson: Burlesque for Double Bass - Concerto for Double Bass - Concerto for Cello
  type: MusicAlbum
  date published: 2012-10-01