Meine große Freundin Nadja
type: MusicGroup
genre: children's music
popularity: 27
followers: 810
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x70147763e4fe1ec473b06a03d95a5015310420072ad70ee338adbdaada8568bb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6038120a-46b9-4f44-884e-33ef20911a17.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/6038120a-46b9-4f44-884e-33ef20911a17.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/6038120a-46b9-4f44-884e-33ef20911a17
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x70147763e4fe1ec473b06a03d95a5015310420072ad70ee338adbdaada8568bb","name":"Meine große Freundin Nadja","registered_at":"2026-06-11T22:35:24Z","symbol":"NIM0124134","token_address":"0x5c21a4263975d22480829e5191e68f81bf374276","type":"artist","uuid":"6038120a-46b9-4f44-884e-33ef20911a17"}
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 0x70147763e4fe1ec473b06a03d95a5015310420072ad70ee338adbdaada8568bb. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6038120a-46b9-4f44-884e-33ef20911a17.json and https://artists.proofprofile.net/proofs/artist/6038120a-46b9-4f44-884e-33ef20911a17.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x70147763e4fe1ec473b06a03d95a5015310420072ad70ee338adbdaada8568bb","name":"Meine große Freundin Nadja","registered_at":"2026-06-11T22:35:24Z","symbol":"NIM0124134","token_address":"0x5c21a4263975d22480829e5191e68f81bf374276","type":"artist","uuid":"6038120a-46b9-4f44-884e-33ef20911a17"}
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  type: MusicAlbum
  date published: 2017-11-03
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  type: MusicAlbum
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