Kjell Bækkelund
type: MusicGroup
description: thumb|Kjell Bækkelund in 1966 Kjell Bækkelund (6 May 1930 – 13 May 2004) was a Norwegian classical pianist. Biography Bækkelund was born in Oslo, Norway. He was the son of Martin Bækkelund (1903–66)
popularity: 6
followers: 399
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcaabd316b7b47abc739dbe4f6a6997a36c742c279dedcb5255f8ba310ace3265
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954717
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954717
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f5cd09bb-1c4b-49f6-a14d-40a951dc0d43.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f5cd09bb-1c4b-49f6-a14d-40a951dc0d43.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f5cd09bb-1c4b-49f6-a14d-40a951dc0d43
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T15:47:51Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xcaabd316b7b47abc739dbe4f6a6997a36c742c279dedcb5255f8ba310ace3265","name":"Kjell Bækkelund","registered_at":"2026-06-21T15:03:04Z","symbol":"NIM1954824","token_address":"0xe2afbce6e88324a9dd3b8df22c2603c31c4553a7","type":"artist","uuid":"f5cd09bb-1c4b-49f6-a14d-40a951dc0d43"}
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 0xcaabd316b7b47abc739dbe4f6a6997a36c742c279dedcb5255f8ba310ace3265. Chain 2 (Bitcoin): anchored in block 954717 (2026-06-21T15:47:51Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f5cd09bb-1c4b-49f6-a14d-40a951dc0d43.json and https://artists.proofprofile.net/proofs/artist/f5cd09bb-1c4b-49f6-a14d-40a951dc0d43.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T15:47:51Z
  text: {"copyright_id":"0xcaabd316b7b47abc739dbe4f6a6997a36c742c279dedcb5255f8ba310ace3265","name":"Kjell Bækkelund","registered_at":"2026-06-21T15:03:04Z","symbol":"NIM1954824","token_address":"0xe2afbce6e88324a9dd3b8df22c2603c31c4553a7","type":"artist","uuid":"f5cd09bb-1c4b-49f6-a14d-40a951dc0d43"}
album: Kjell Bækkelund plays Brahms, Mozart & Schumann
  type: MusicAlbum
  date published: 1977
album: Glade Jul
  type: MusicAlbum
  date published: 1991
album: Glade Jul
  type: MusicAlbum
  date published: 1991-08-12
album: 5 Norske Portretter
  type: MusicAlbum
  date published: 1999-08-25
album: Crescendo
  type: MusicAlbum
  date published: 2005-05-18
album: Crescendo
  type: MusicAlbum
  date published: 2005-05-18
album: Für Elise
  type: MusicAlbum
  date published: 2008-09-12
album: Für Elise
  type: MusicAlbum
  date published: 2008-09-12
album: Für Elise
  type: MusicAlbum
  date published: 2008-09-12
album: Mesterperler
  type: MusicAlbum
  date published: 2008-09-12
album: Mesterperler
  type: MusicAlbum
  date published: 2008-09-12
album: Mesterperler
  type: MusicAlbum
  date published: 2008-09-12
album: Norske Klaverperler
  type: MusicAlbum
  date published: 2015-09-01