Vindla String Quartet
type: MusicGroup
genre: christmas
popularity: 13
followers: 177
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf9a85ba3eb394a9d0903e0b8966462f1c75e17f5637a70396ce11cc29cc55825
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953742
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953742
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/75eafc37-ea42-4ee4-a481-cb0b47daa25c.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/75eafc37-ea42-4ee4-a481-cb0b47daa25c.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/75eafc37-ea42-4ee4-a481-cb0b47daa25c
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-15T04:47:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xf9a85ba3eb394a9d0903e0b8966462f1c75e17f5637a70396ce11cc29cc55825","name":"Vindla String Quartet","registered_at":"2026-06-14T16:53:40Z","symbol":"NIM0516314","token_address":"0xd7965227cdea8cb633d4686eaf98499c0b61eada","type":"artist","uuid":"75eafc37-ea42-4ee4-a481-cb0b47daa25c"}
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 0xf9a85ba3eb394a9d0903e0b8966462f1c75e17f5637a70396ce11cc29cc55825. Chain 2 (Bitcoin): anchored in block 953742 (2026-06-15T04:47:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/75eafc37-ea42-4ee4-a481-cb0b47daa25c.json and https://artists.proofprofile.net/proofs/artist/75eafc37-ea42-4ee4-a481-cb0b47daa25c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-15T04:47:56Z
  text: {"copyright_id":"0xf9a85ba3eb394a9d0903e0b8966462f1c75e17f5637a70396ce11cc29cc55825","name":"Vindla String Quartet","registered_at":"2026-06-14T16:53:40Z","symbol":"NIM0516314","token_address":"0xd7965227cdea8cb633d4686eaf98499c0b61eada","type":"artist","uuid":"75eafc37-ea42-4ee4-a481-cb0b47daa25c"}
album: Äntligen jul - på riktigt
  type: MusicAlbum
  date published: 2012-01-01
album: Äntligen jul - på riktigt
  type: MusicAlbum
  date published: 2012-01-01
album: Äntligen jul - på riktigt
  type: MusicAlbum
  date published: 2012-11-19
album: Vindla i Glaslandet
  type: MusicAlbum
  date published: 2017-01-20
album: Vindla i Glaslandet
  type: MusicAlbum
  date published: 2017-01-20
album: Mot bättre vetande
  type: MusicAlbum
  date published: 2018-11-09
album: Mot bättre vetande
  type: MusicAlbum
  date published: 2018-11-09