Ptolome
type: MusicGroup
popularity: 3
followers: 17
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbe808ac9e2f4aa0de5f358ae5451c17eeac5bb2d629ed62556db9e20161a37ae
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954533
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954533
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a5068055-bea2-44e7-8805-7923634cf941.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/a5068055-bea2-44e7-8805-7923634cf941.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/a5068055-bea2-44e7-8805-7923634cf941
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-20T08:57:02Z
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 0xbe808ac9e2f4aa0de5f358ae5451c17eeac5bb2d629ed62556db9e20161a37ae. Chain 2 (Bitcoin): anchored in block 954533 (2026-06-20T08:57:02Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/a5068055-bea2-44e7-8805-7923634cf941.json and https://artists.proofprofile.net/proofs/artist/a5068055-bea2-44e7-8805-7923634cf941.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-20T08:57:02Z
album: Spirit
  type: MusicAlbum
  date published: 2018-03-16
album: Out of Space Traveler
  type: MusicAlbum
  date published: 2019-07-07
album: Out of Space Traveler 2
  type: MusicAlbum
  date published: 2019-10-21
album: Out of Space Traveler 3
  type: MusicAlbum
  date published: 2020-01-11
album: Out of Space Traveler 4
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  date published: 2020-03-13
album: Out of Space Traveler 5
  type: MusicAlbum
  date published: 2020-06-21
album: Out of Space Traveler 6
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  date published: 2020-08-12
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  type: MusicAlbum
  date published: 2020-09-14
album: New Life
  type: MusicAlbum
  date published: 2020-12-01
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  date published: 2021-06-04
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  date published: 2021-06-04
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  date published: 2022-02-11
album: 4444
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  date published: 2022-02-14
album: Land of Fire
  type: MusicAlbum
  date published: 2022-02-20
album: To Hell and Back
  type: MusicAlbum
  date published: 2022-09-19
album: Inter View
  type: MusicAlbum
  date published: 2022-09-21
album: 8888
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  date published: 2022-12-31
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  type: MusicAlbum
  date published: 2025-02-28
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  type: MusicAlbum
  date published: 2025-05-08
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  type: MusicAlbum
  date published: 2025-09-07