Ural Kosaken Chor
type: MusicGroup
popularity: 3
followers: 235
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc2d501db6b6c2177fd3f7b54d61ebcb725a7c1001c3ae2d2565758fd9b19b86e
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/8d9d3feb-c057-4f71-9146-d25a525f4e30.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/8d9d3feb-c057-4f71-9146-d25a525f4e30.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/8d9d3feb-c057-4f71-9146-d25a525f4e30
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-19T03:22:39Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc2d501db6b6c2177fd3f7b54d61ebcb725a7c1001c3ae2d2565758fd9b19b86e","name":"Ural Kosaken Chor","registered_at":"2026-06-17T15:02:34Z","symbol":"NIM1432270","token_address":"0x7826d3a761baa2019210b8acbb613a237d460585","type":"artist","uuid":"8d9d3feb-c057-4f71-9146-d25a525f4e30"}
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 0xc2d501db6b6c2177fd3f7b54d61ebcb725a7c1001c3ae2d2565758fd9b19b86e. 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/8d9d3feb-c057-4f71-9146-d25a525f4e30.json and https://artists.proofprofile.net/proofs/artist/8d9d3feb-c057-4f71-9146-d25a525f4e30.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-19T03:22:39Z
  text: {"copyright_id":"0xc2d501db6b6c2177fd3f7b54d61ebcb725a7c1001c3ae2d2565758fd9b19b86e","name":"Ural Kosaken Chor","registered_at":"2026-06-17T15:02:34Z","symbol":"NIM1432270","token_address":"0x7826d3a761baa2019210b8acbb613a237d460585","type":"artist","uuid":"8d9d3feb-c057-4f71-9146-d25a525f4e30"}
album: Ural Kosaken Chor - Erinnerungen an Das Alte Russl
  type: MusicAlbum
  date published: 1905-06-10
album: Erinnerungen an Das Alte Russland
  type: MusicAlbum
  date published: 2006-06-02
album: Meine russische Erde
  type: MusicAlbum
  date published: 2007
album: Erinnerungen an Das Alte Russland - Vol. 2
  type: MusicAlbum
  date published: 2007-01-05
album: Erinnerungen an Alexandra - Lieder Der Russischen Seele
  type: MusicAlbum
  date published: 2007-05-11
album: In Den Weiten Steppen Des Urals
  type: MusicAlbum
  date published: 2007-09-01
album: Russische Weihnacht
  type: MusicAlbum
  date published: 2007-10-05
album: Stenka Rasins Traum
  type: MusicAlbum
  date published: 2008-11-07