Theo Maassen
type: MusicGroup
genre: comedy
popularity: 24
followers: 8827
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x8e92c80da8cdc4c537202facf746e0662973aec824fc917b593abbfe13ba839c
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSTimestamp
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additional property: OTSCanonicalRecord
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  value: {"copyright_id":"0x8e92c80da8cdc4c537202facf746e0662973aec824fc917b593abbfe13ba839c","name":"Theo Maassen","registered_at":"2026-06-11T15:04:15Z","symbol":"NIM0057722","token_address":"0x08c1516a65ba6043c09ac0f985ccfb4ee16e03e6","type":"artist","uuid":"2c3226ab-16ea-4cab-8d70-0ce48ee9140d"}
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 → block must exist at that height 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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e92c80da8cdc4c537202facf746e0662973aec824fc917b593abbfe13ba839c. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2c3226ab-16ea-4cab-8d70-0ce48ee9140d.json and https://artists.proofprofile.net/proofs/artist/2c3226ab-16ea-4cab-8d70-0ce48ee9140d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x8e92c80da8cdc4c537202facf746e0662973aec824fc917b593abbfe13ba839c","name":"Theo Maassen","registered_at":"2026-06-11T15:04:15Z","symbol":"NIM0057722","token_address":"0x08c1516a65ba6043c09ac0f985ccfb4ee16e03e6","type":"artist","uuid":"2c3226ab-16ea-4cab-8d70-0ce48ee9140d"}
album: Bepaalde Dingen
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album: Bepaalde Dingen
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album: Neuk Het Systeem
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album: Neuk Het Systeem
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album: Ruwe Pit
album: Functioneel Naakt
album: Doodsbedreiging
album: Tegen Beter Weten In
album: Tegen beter weten in
album: Lauwe Pis
album: Zonder Pardon
album: Met Alle Respect
album: Met alle respect
album: Einde Oefening
album: Vankwaadtoterger
album: VANKWAADTOTERGER
album: Situatie Gewijzigd
track: Hedde Druksop

Neuk Het Systeem
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Ruwe Pit
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Ruwe Pit
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Functioneel Naakt
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Functioneel Naakt
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Doodsbedreiging
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track: Doodsbedreiging - Instrumental
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Doodsbedreiging
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track: Doodsbedreiging - Instrumental
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Tegen Beter Weten In
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Tegen Beter Weten In
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track: Part 6
track: Part 7
track: Part 8
track: Part 9
track: Part 10
track: Part 11
track: Part 12
track: Part 13
track: Part 14
track: Part 15
track: Part 16
track: Part 17

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Part 6
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Part 7
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Part 8
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Part 9
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Part 10
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Part 11
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Part 12
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Part 13
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Part 14
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Part 15
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Part 16
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Part 17
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Tegen beter weten in
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Lauwe Pis
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Lauwe Pis
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Zonder Pardon
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Zonder Pardon
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Met Alle Respect
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Met alle respect
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Einde Oefening
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Einde Oefening
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Vankwaadtoterger
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track: Voor Het Doek Deel 1
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track: Honneurs
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VANKWAADTOTERGER
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track: Voor Het Doek Deel 1
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track: Honneurs
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Situatie Gewijzigd
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Hedde Druksop
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