Marco Lenzi
type: MusicGroup
genre: hard techno
popularity: 4
followers: 434
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x05aaf3009fa9e1dfb1caa0729995a00678322a93d576f72d8dfb747354dae74b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 954065
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/954065
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/536b843e-9fcb-4a4e-ad16-316ebd942614.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/536b843e-9fcb-4a4e-ad16-316ebd942614.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/536b843e-9fcb-4a4e-ad16-316ebd942614
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-17T08:10:43Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x05aaf3009fa9e1dfb1caa0729995a00678322a93d576f72d8dfb747354dae74b","name":"Marco Lenzi","registered_at":"2026-06-16T18:44:19Z","symbol":"NIM1141740","token_address":"0xca89d915ae0daa63d9c2245f1055115aeeab45d5","type":"artist","uuid":"536b843e-9fcb-4a4e-ad16-316ebd942614"}
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 0x05aaf3009fa9e1dfb1caa0729995a00678322a93d576f72d8dfb747354dae74b. Chain 2 (Bitcoin): anchored in block 954065 (2026-06-17T08:10:43Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/536b843e-9fcb-4a4e-ad16-316ebd942614.json and https://artists.proofprofile.net/proofs/artist/536b843e-9fcb-4a4e-ad16-316ebd942614.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-17T08:10:43Z
  text: {"copyright_id":"0x05aaf3009fa9e1dfb1caa0729995a00678322a93d576f72d8dfb747354dae74b","name":"Marco Lenzi","registered_at":"2026-06-16T18:44:19Z","symbol":"NIM1141740","token_address":"0xca89d915ae0daa63d9c2245f1055115aeeab45d5","type":"artist","uuid":"536b843e-9fcb-4a4e-ad16-316ebd942614"}
album: XX 3
  type: MusicAlbum
  date published: 1999
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  type: MusicAlbum
  date published: 2001-04-30
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  type: MusicAlbum
  date published: 2002-04-15
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  type: MusicAlbum
  date published: 2003-03-28
album: The loop of Love
  type: MusicAlbum
  date published: 2015-03-01
album: Untitled
  type: MusicAlbum
  date published: 2015-08-15
album: The Deal
  type: MusicAlbum
  date published: 2018-08-13
album: Body Double - 2003
  type: MusicAlbum
  date published: 2021-05-28
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  type: MusicAlbum
  date published: 2021-06-11
album: Taboo
  type: MusicAlbum
  date published: 2021-08-20
album: Taboo Remixes, Vol. 1
  type: MusicAlbum
  date published: 2022-07-29
album: Taboo Remixes, Vol. 2
  type: MusicAlbum
  date published: 2022-08-05
album: Taboo Remixes, Vol. 3
  type: MusicAlbum
  date published: 2022-08-12