Freiburg Spielleyt
type: MusicGroup
genre: medieval
popularity: 4
followers: 341
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x52856b701a4f88fe733780050a04252517df172d6d75e8ef93efa55236aaa871
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954066
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954066
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/74aeadeb-7482-43e8-b05c-ffa5dc077d97.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/74aeadeb-7482-43e8-b05c-ffa5dc077d97.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/74aeadeb-7482-43e8-b05c-ffa5dc077d97
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:11:48Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x52856b701a4f88fe733780050a04252517df172d6d75e8ef93efa55236aaa871","name":"Freiburg Spielleyt","registered_at":"2026-06-17T06:19:25Z","symbol":"NIM1307608","token_address":"0xb3e40cb71a8dcb4e9e669527ca13165402b43796","type":"artist","uuid":"74aeadeb-7482-43e8-b05c-ffa5dc077d97"}
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 0x52856b701a4f88fe733780050a04252517df172d6d75e8ef93efa55236aaa871. 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/74aeadeb-7482-43e8-b05c-ffa5dc077d97.json and https://artists.proofprofile.net/proofs/artist/74aeadeb-7482-43e8-b05c-ffa5dc077d97.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:11:48Z
  text: {"copyright_id":"0x52856b701a4f88fe733780050a04252517df172d6d75e8ef93efa55236aaa871","name":"Freiburg Spielleyt","registered_at":"2026-06-17T06:19:25Z","symbol":"NIM1307608","token_address":"0xb3e40cb71a8dcb4e9e669527ca13165402b43796","type":"artist","uuid":"74aeadeb-7482-43e8-b05c-ffa5dc077d97"}
album: Vocal Music (Medieval) - Oswald Von Wolkenstein / Vaillant, J. / Hugo Von Montfort / Dufay, G. / Dowland, J.
  type: MusicAlbum
  date published: 2003-01-01
album: Vocal Music (Medieval) - Oswald Von Wolkenstein / Vaillant, J. / Hugo Von Montfort / Dufay, G. / Dowland, J.
  type: MusicAlbum
  date published: 2003-01-01
album: Medieval Music - Alfonso X / Carceres, B./ Wolkenstein, O. Von
  type: MusicAlbum
  date published: 2008-01-01
album: Medieval Music - Alfonso X / Carceres, B./ Wolkenstein, O. Von
  type: MusicAlbum
  date published: 2008-01-01
album: Camino De Santiago: Medieval Music from Spanish Pilgrimages
  type: MusicAlbum
  date published: 2010-10-26
album: Camino De Santiago: Medieval Music from Spanish Pilgrimages
  type: MusicAlbum
  date published: 2010-10-26
album: Weihnacht der Spielleyt
  type: MusicAlbum
  date published: 2020-07-17
album: Weihnacht der Spielleyt
  type: MusicAlbum
  date published: 2020-07-17