Northdans
type: MusicGroup
popularity: 10
followers: 184
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9bdb2db4956bbe8da98d0160b248a28742d4d84991a067043e1860c225707d5a
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/80c59586-dd6a-44ae-a782-9f98a46cee64.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/80c59586-dd6a-44ae-a782-9f98a46cee64.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/80c59586-dd6a-44ae-a782-9f98a46cee64
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
additional property: OTSCanonicalRecord
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 0x9bdb2db4956bbe8da98d0160b248a28742d4d84991a067043e1860c225707d5a. 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/80c59586-dd6a-44ae-a782-9f98a46cee64.json and https://artists.proofprofile.net/proofs/artist/80c59586-dd6a-44ae-a782-9f98a46cee64.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
album: Trolsk
  type: MusicAlbum
  date published: 2016-06-09
album: Blank
  type: MusicAlbum
  date published: 2016-11-04
album: Knowing
  type: MusicAlbum
  date published: 2017-01-27
album: Knowing
  type: MusicAlbum
  date published: 2017-01-27
album: Jungle
  type: MusicAlbum
  date published: 2017-03-06
album: Storm
  type: MusicAlbum
  date published: 2017-06-09
album: Serene
  type: MusicAlbum
  date published: 2017-09-25
album: Trolsk (Ernest Remix)
  type: MusicAlbum
  date published: 2017-11-06
album: Lucid Dreams
  type: MusicAlbum
  date published: 2018-02-16
album: Fors
  type: MusicAlbum
  date published: 2019-01-25
album: The Point of Being
  type: MusicAlbum
  date published: 2019-05-03
album: Frida
  type: MusicAlbum
  date published: 2020-02-14
album: Waiting
  type: MusicAlbum
  date published: 2020-05-29
album: Inner Sound
  type: MusicAlbum
  date published: 2022-10-21
album: Power
  type: MusicAlbum
  date published: 2023-08-25
album: Power (Extended Mix)
  type: MusicAlbum
  date published: 2023-08-25
album: Hypnotherapy
  type: MusicAlbum
  date published: 2024-05-02
album: Mon Coeur
  type: MusicAlbum
  date published: 2024-07-26
album: I'm Raving
  type: MusicAlbum
  date published: 2025-06-20