Robert Zupan und seine Musikanten aus Oberkrain
type: MusicGroup
genre: polka
popularity: 4
followers: 394
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x42a90da57a44181159b0a91d74874494e773d2fb56a3b59c994a91642b1cfabf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954062
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954062
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/44c3225b-f8e0-4ebc-bacc-e5b79364e39b.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/44c3225b-f8e0-4ebc-bacc-e5b79364e39b.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/44c3225b-f8e0-4ebc-bacc-e5b79364e39b
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T07:39:10Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x42a90da57a44181159b0a91d74874494e773d2fb56a3b59c994a91642b1cfabf","name":"Robert Zupan und seine Musikanten aus Oberkrain","registered_at":"2026-06-16T13:52:26Z","symbol":"NIM1072098","token_address":"0x9021b637035c9f40971524f68c859f63c7e94eba","type":"artist","uuid":"44c3225b-f8e0-4ebc-bacc-e5b79364e39b"}
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 0x42a90da57a44181159b0a91d74874494e773d2fb56a3b59c994a91642b1cfabf. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/44c3225b-f8e0-4ebc-bacc-e5b79364e39b.json and https://artists.proofprofile.net/proofs/artist/44c3225b-f8e0-4ebc-bacc-e5b79364e39b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x42a90da57a44181159b0a91d74874494e773d2fb56a3b59c994a91642b1cfabf","name":"Robert Zupan und seine Musikanten aus Oberkrain","registered_at":"2026-06-16T13:52:26Z","symbol":"NIM1072098","token_address":"0x9021b637035c9f40971524f68c859f63c7e94eba","type":"artist","uuid":"44c3225b-f8e0-4ebc-bacc-e5b79364e39b"}
album: Willkommen in Filzmoos
  type: MusicAlbum
  date published: 2001-07-09
album: Ein Hoch der Volksmusik
  type: MusicAlbum
  date published: 2006
album: Die Sensation aus Slowenien
  type: MusicAlbum
  date published: 2008-05-28