Vivi Viool - Vioolmuziek voor Kinderen
type: MusicGroup
popularity: 4
followers: 2
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf4eb5753f234b57cb3c1605e770cec05c8bc0168534c9bea213a7f0171d15f1b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954028
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954028
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3a265486-a28b-4653-ab7e-9fc5637cd372.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/3a265486-a28b-4653-ab7e-9fc5637cd372.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/3a265486-a28b-4653-ab7e-9fc5637cd372
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T01:08:06Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf4eb5753f234b57cb3c1605e770cec05c8bc0168534c9bea213a7f0171d15f1b","name":"Vivi Viool - Vioolmuziek voor Kinderen","registered_at":"2026-06-16T09:50:35Z","symbol":"NIM1014408","token_address":"0xcc39bd95e39fa4f6b4c44fb719b56ed0386b6cb0","type":"artist","uuid":"3a265486-a28b-4653-ab7e-9fc5637cd372"}
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 0xf4eb5753f234b57cb3c1605e770cec05c8bc0168534c9bea213a7f0171d15f1b. 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/3a265486-a28b-4653-ab7e-9fc5637cd372.json and https://artists.proofprofile.net/proofs/artist/3a265486-a28b-4653-ab7e-9fc5637cd372.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0xf4eb5753f234b57cb3c1605e770cec05c8bc0168534c9bea213a7f0171d15f1b","name":"Vivi Viool - Vioolmuziek voor Kinderen","registered_at":"2026-06-16T09:50:35Z","symbol":"NIM1014408","token_address":"0xcc39bd95e39fa4f6b4c44fb719b56ed0386b6cb0","type":"artist","uuid":"3a265486-a28b-4653-ab7e-9fc5637cd372"}
album: Vioolmuziek voor kinderen
  type: MusicAlbum
  date published: 2025-01-25
album: Zachte Vioolmuziek
  type: MusicAlbum
  date published: 2025-02-25
album: Vioolgeluiden voor baby's
  type: MusicAlbum
  date published: 2025-03-25
album: Vivi's Melodiedoos
  type: MusicAlbum
  date published: 2025-04-26
album: Speelse Snaren
  type: MusicAlbum
  date published: 2025-05-26
album: Kleine Vioolverhalen
  type: MusicAlbum
  date published: 2025-06-26
album: Twinkelende Snaren
  type: MusicAlbum
  date published: 2025-07-26
album: Magische Strijkstok
  type: MusicAlbum
  date published: 2025-08-26