Polytunes
type: MusicGroup
popularity: 2
followers: 60
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x847565a3845d66b12574f7bf3acf2a8e1db6848b35fe9097e51b96dba14f8656
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953939
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953939
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/20ca93e0-73c4-4bbc-b463-6784e19f1234.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/20ca93e0-73c4-4bbc-b463-6784e19f1234.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/20ca93e0-73c4-4bbc-b463-6784e19f1234
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T11:40:13Z
additional property: OTSCanonicalRecord
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 0x847565a3845d66b12574f7bf3acf2a8e1db6848b35fe9097e51b96dba14f8656. Chain 2 (Bitcoin): anchored in block 953939 (2026-06-16T11:40:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/20ca93e0-73c4-4bbc-b463-6784e19f1234.json and https://artists.proofprofile.net/proofs/artist/20ca93e0-73c4-4bbc-b463-6784e19f1234.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T11:40:13Z
album: Epic (2016)
  type: MusicAlbum
  date published: 2016-12-31
album: Epic (2016)
  type: MusicAlbum
  date published: 2016-12-31
album: Epic (2017)
  type: MusicAlbum
  date published: 2017-12-31
album: Special Day
  type: MusicAlbum
  date published: 2018-12-31
album: Special Day
  type: MusicAlbum
  date published: 2018-12-31
album: Christmas
  type: MusicAlbum
  date published: 2022-11-01
album: Jingle Bells
  type: MusicAlbum
  date published: 2022-11-01
album: O Come All Ye Feithful
  type: MusicAlbum
  date published: 2022-11-01
album: Christmas Lounge
  type: MusicAlbum
  date published: 2022-11-01
album: Auld Lang Syne
  type: MusicAlbum
  date published: 2022-11-01
album: Corporates
  type: MusicAlbum
  date published: 2023-01-31
album: All That Jazz
  type: MusicAlbum
  date published: 2023-02-08
album: Corporates
  type: MusicAlbum
  date published: 2023-02-14
album: Glory
  type: MusicAlbum
  date published: 2023-12-31