Vederkast
type: MusicGroup
popularity: 2
followers: 627
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcfa9c1182caaf63c741f2a7e257ab3312a74ec72cc1b1e6aa85cf9496c9540e6
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/f318d2d3-5a63-4703-942e-08f2d3705e0d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/f318d2d3-5a63-4703-942e-08f2d3705e0d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/f318d2d3-5a63-4703-942e-08f2d3705e0d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-21T15:47:51Z
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 0xcfa9c1182caaf63c741f2a7e257ab3312a74ec72cc1b1e6aa85cf9496c9540e6. 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/f318d2d3-5a63-4703-942e-08f2d3705e0d.json and https://artists.proofprofile.net/proofs/artist/f318d2d3-5a63-4703-942e-08f2d3705e0d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-21T15:47:51Z
album: Malison
  type: MusicAlbum
  date published: 2015-01-05
album: Skirmish
  type: MusicAlbum
  date published: 2015-01-15
album: Northern Gothic
  type: MusicAlbum
  date published: 2016-03-14
album: Northern Gothic
  type: MusicAlbum
  date published: 2016-03-14
album: Northern Gothic
  type: MusicAlbum
  date published: 2016-03-14
album: Balladen om herr Fredrik Åkare och den söta fröken Cecilia Lind
  type: MusicAlbum
  date published: 2016-08-12
album: Yearning
  type: MusicAlbum
  date published: 2018-08-17
album: Reflections Linger
  type: MusicAlbum
  date published: 2018-10-05
album: Reflections Linger
  type: MusicAlbum
  date published: 2018-10-05
album: And in the Abyss They Sleep
  type: MusicAlbum
  date published: 2018-11-16
album: And In The Abyss They Sleep
  type: MusicAlbum
  date published: 2018-11-16
album: Future
  type: MusicAlbum
  date published: 2025-10-24