IOS
type: MusicGroup
genre: nederpop
popularity: 36
followers: 12562
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x89df58c7caaf85271500e9b07932baf3dafb94f63eb282a2394ef8162b3f7ba2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0bce3c96-95cf-4413-a156-39529a937bce.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0bce3c96-95cf-4413-a156-39529a937bce.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0bce3c96-95cf-4413-a156-39529a937bce
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
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 → 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 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 0x89df58c7caaf85271500e9b07932baf3dafb94f63eb282a2394ef8162b3f7ba2. 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/0bce3c96-95cf-4413-a156-39529a937bce.json and https://artists.proofprofile.net/proofs/artist/0bce3c96-95cf-4413-a156-39529a937bce.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
album: Hemel & Aarde (Expanded Edition)
  type: MusicAlbum
  date published: 1997-01-01
  track: V.V.T.
    type: MusicRecording
    duration: PT4M52S
    duration ms: 292200
    explicit: false
    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Ik Wil Jou
    type: MusicRecording
    duration: PT4M23S
    duration ms: 263480
    explicit: false
    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: In M'n Armen
    type: MusicRecording
    duration: PT3M30S
    duration ms: 210640
    explicit: false
    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Hemel & Aarde
    type: MusicRecording
    duration: PT4M2S
    duration ms: 242586
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: NLB259700083
  track: Storm
    type: MusicRecording
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    duration ms: 304746
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Niemand
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
    isrc code: NLB259700084
  track: Laatste Keer
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    duration: PT3M26S
    duration ms: 206546
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Duivel Van De Nacht
    type: MusicRecording
    duration: PT3M58S
    duration ms: 238186
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Ze Speelt Met Mij
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    duration: PT3M46S
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Is Dit Nu De Liefde
    type: MusicRecording
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Mag Ik Bij Je Blijven
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    duration ms: 222173
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Het Vuur
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Heel Even Maar
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    by artist: IOS
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      type: MusicAlbum
      date published: 1997-01-01
  track: Is Dit Nu De Liefde - Live / Bonus Track
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Had Je Niet Even Kunnen Bellen - Live / Bonus Track
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    duration ms: 178346
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: De Laatste Keer - Live / Bonus Track
    type: MusicRecording
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    duration ms: 202573
    explicit: false
    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
  track: Niemand - Single Edit / Bonus Track
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    by artist: IOS
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      type: MusicAlbum
      date published: 1997-01-01
  track: Het Vuur - Live / Bonus Track
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    duration ms: 313280
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    by artist: IOS
    in album: Hemel & Aarde (Expanded Edition)
      type: MusicAlbum
      date published: 1997-01-01
album: Hemel & Aarde
album: Dichterbij
album: Dichterbij (Expanded Edition)
album: Investigations
album: Zaterdagnacht Zondagmorgen
album: Het Is Een Mooie Dag
album: Hoe Het Voelt
album: 4
album: Zaterdagnacht, Zondagmorgen
album: Uit de schaduw
album: Altijd wel iemand
album: Meer Van Jou
album: Open
album: Hoofd onder water
album: Dan ben jij het
album: Voor altijd
album: Altied Wel Aine
album: De Top 10 Van
album: Dagen Als Deze
album: Samen
album: Slapeloos
album: Tijd Genoeg
album: Dit Land
album: Hou Vol
track: Voltooid Verleden Tijd

Hemel & Aarde
type: MusicAlbum
date published: 1997-01-01
track: V.V.T.
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  by artist: IOS
  in album: Hemel & Aarde
    type: MusicAlbum
    date published: 1997-01-01
track: Ik Wil Jou
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  by artist: IOS
  in album: Hemel & Aarde
    type: MusicAlbum
    date published: 1997-01-01
track: In M'n Armen
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    date published: 1997-01-01
track: Hemel & Aarde
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  by artist: IOS
  in album: Hemel & Aarde
    type: MusicAlbum
    date published: 1997-01-01
track: Storm
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  by artist: IOS
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    date published: 1997-01-01
track: Niemand
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    date published: 1997-01-01
track: Laatste Keer
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  by artist: IOS
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    type: MusicAlbum
    date published: 1997-01-01
track: Duivel Van De Nacht
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  by artist: IOS
  in album: Hemel & Aarde
    type: MusicAlbum
    date published: 1997-01-01
track: Ze Speelt Met Mij
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  by artist: IOS
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    type: MusicAlbum
    date published: 1997-01-01
track: Is Dit Nu De Liefde
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  by artist: IOS
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    type: MusicAlbum
    date published: 1997-01-01
track: Mag Ik Bij Je Blijven
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    date published: 1997-01-01
track: Het Vuur
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    type: MusicAlbum
    date published: 1997-01-01
track: Heel Even Maar
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  by artist: IOS
  in album: Hemel & Aarde
    type: MusicAlbum
    date published: 1997-01-01

Dichterbij
type: MusicAlbum
date published: 1970-01-01
track: Iedereen
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  by artist: IOS
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    type: MusicAlbum
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track: Mooie Woorden
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  duration: PT4M34S
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  by artist: IOS
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    type: MusicAlbum
    date published: 1970-01-01
track: Laat Het Licht Aan
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  duration: PT4M1S
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  by artist: IOS
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    type: MusicAlbum
    date published: 1970-01-01
track: Zeg Me Dat Ik Leef
  type: MusicRecording
  duration: PT4M34S
  duration ms: 274666
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  by artist: IOS
  in album: Dichterbij
    type: MusicAlbum
    date published: 1970-01-01
track: Nu Is Het Tijd
  type: MusicRecording
  duration: PT4M44S
  duration ms: 284573
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  by artist: IOS
  in album: Dichterbij
    type: MusicAlbum
    date published: 1970-01-01
track: Uit Balans
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287266
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  by artist: IOS
  in album: Dichterbij
    type: MusicAlbum
    date published: 1970-01-01
track: Zo Zie Ik Haar Graag
  type: MusicRecording
  duration: PT2M40S
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  by artist: IOS
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    type: MusicAlbum
    date published: 1970-01-01
track: Voordat Ik Ga
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  duration: PT3M34S
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  by artist: IOS
  in album: Dichterbij
    type: MusicAlbum
    date published: 1970-01-01
track: Als Ik Mijn Ogen Sluit
  type: MusicRecording
  duration: PT4M32S
  duration ms: 272000
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  by artist: IOS
  in album: Dichterbij
    type: MusicAlbum
    date published: 1970-01-01
track: Half Zeven
  type: MusicRecording
  duration: PT4M47S
  duration ms: 287509
  explicit: false
  by artist: IOS
  in album: Dichterbij
    type: MusicAlbum
    date published: 1970-01-01
track: Dag & Nacht
  type: MusicRecording
  duration: PT3M39S
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  by artist: IOS
  in album: Dichterbij
    type: MusicAlbum
    date published: 1970-01-01
track: Het Feest
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  duration: PT5M3S
  duration ms: 303266
  explicit: false
  by artist: IOS
  in album: Dichterbij
    type: MusicAlbum
    date published: 1970-01-01

Dichterbij (Expanded Edition)
type: MusicAlbum
date published: 1999-01-01
track: Iedereen
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    type: MusicAlbum
    date published: 1999-01-01
track: Mooie Woorden
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    type: MusicAlbum
    date published: 1999-01-01
track: Laat Het Licht Aan
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  by artist: IOS
  in album: Dichterbij (Expanded Edition)
    type: MusicAlbum
    date published: 1999-01-01
track: Zeg Me Dat Ik Leef
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  duration ms: 274053
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    type: MusicAlbum
    date published: 1999-01-01
track: Nu Is Het Tijd
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    type: MusicAlbum
    date published: 1999-01-01
track: Uit Balans
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  duration ms: 282533
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  by artist: IOS
  in album: Dichterbij (Expanded Edition)
    type: MusicAlbum
    date published: 1999-01-01
track: Zo Zie Ik Haar Graag
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  duration ms: 159720
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  in album: Dichterbij (Expanded Edition)
    type: MusicAlbum
    date published: 1999-01-01
track: Voordat Ik Ga
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  duration ms: 215000
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  in album: Dichterbij (Expanded Edition)
    type: MusicAlbum
    date published: 1999-01-01
track: Als Ik Mijn Ogen Sluit
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  duration: PT4M29S
  duration ms: 269653
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  by artist: IOS
  in album: Dichterbij (Expanded Edition)
    type: MusicAlbum
    date published: 1999-01-01
track: Half Zeven
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  duration: PT4M47S
  duration ms: 287520
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  in album: Dichterbij (Expanded Edition)
    type: MusicAlbum
    date published: 1999-01-01
track: Dag & Nacht
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  duration ms: 219199
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  in album: Dichterbij (Expanded Edition)
    type: MusicAlbum
    date published: 1999-01-01
track: Het Feest
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  duration: PT5M3S
  duration ms: 303266
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  by artist: IOS
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    type: MusicAlbum
    date published: 1999-01-01
track: Laat Het Licht Aan - Bonus Track / Live
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track: Iedereen - Bonus Track / Live bij 'Evers Staat Op'
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    date published: 1999-01-01
track: Ik Zal Er Zijn - Bonus Track
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    type: MusicAlbum
    date published: 1999-01-01

Investigations
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date published: 2000-01-01
track: Tunnel Of Love
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  in album: Investigations
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    date published: 2000-01-01
track: Once Upon A Time In The West
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    date published: 2000-01-01
track: Where Do You Think You're Going
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    date published: 2000-01-01
track: Walk Of Live
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  by artist: IOS
  in album: Investigations
    type: MusicAlbum
    date published: 2000-01-01
track: Privat Investigations
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  duration ms: 368000
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  by artist: IOS
  in album: Investigations
    type: MusicAlbum
    date published: 2000-01-01
track: Money For Nothing
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  duration: PT4M20S
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  by artist: IOS
  in album: Investigations
    type: MusicAlbum
    date published: 2000-01-01
track: Expresso Love
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  duration: PT5M18S
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  by artist: IOS
  in album: Investigations
    type: MusicAlbum
    date published: 2000-01-01
track: Sultans Of Swing
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  by artist: IOS
  in album: Investigations
    type: MusicAlbum
    date published: 2000-01-01
track: Calling Elvis
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  duration: PT3M34S
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  in album: Investigations
    type: MusicAlbum
    date published: 2000-01-01
track: Solid Rock
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  duration: PT3M2S
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  by artist: IOS
  in album: Investigations
    type: MusicAlbum
    date published: 2000-01-01
track: Voltooid Verleden Tijd
  type: MusicRecording
  duration: PT5M46S
  duration ms: 346200
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  by artist: IOS
  in album: Investigations
    type: MusicAlbum
    date published: 2000-01-01

Zaterdagnacht Zondagmorgen
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date published: 2001-07-12
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    type: MusicAlbum
    date published: 2001-07-12
  isrc code: NL6HF2400001
track: Als Je Jezelf Verliest
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    type: MusicAlbum
    date published: 2001-07-12
track: Dichterbij
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  in album: Zaterdagnacht Zondagmorgen
    type: MusicAlbum
    date published: 2001-07-12
track: Blijven Dromen
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  duration: PT4M4S
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    type: MusicAlbum
    date published: 2001-07-12
track: Wat Is Dit
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    type: MusicAlbum
    date published: 2001-07-12
track: Dansen
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  in album: Zaterdagnacht Zondagmorgen
    type: MusicAlbum
    date published: 2001-07-12
track: Alles Wat Ik Zie
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  duration: PT3M40S
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  in album: Zaterdagnacht Zondagmorgen
    type: MusicAlbum
    date published: 2001-07-12
track: Altijd Onderweg
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  duration: PT4M0S
  duration ms: 240719
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  in album: Zaterdagnacht Zondagmorgen
    type: MusicAlbum
    date published: 2001-07-12
track: Wat Gaan We Doen
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  duration: PT4M12S
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    type: MusicAlbum
    date published: 2001-07-12
track: Nooit Genoeg
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    type: MusicAlbum
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track: Nu Of Nooit
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    date published: 2001-07-12
track: Het Is Niet Wat Het Lijkt
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  in album: Zaterdagnacht Zondagmorgen
    type: MusicAlbum
    date published: 2001-07-12
track: Wachten Op De Zon - Bonustrack
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  duration: PT4M27S
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    type: MusicAlbum
    date published: 2001-07-12
track: Zaterdagnacht - Bonustrack
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    type: MusicAlbum
    date published: 2001-07-12
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Het Is Een Mooie Dag
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Hoe Het Voelt
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4
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track: Ik Mis Je
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Zaterdagnacht, Zondagmorgen
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track: Wat is dit
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track: Alles wat ik zie
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Uit de schaduw
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Altijd wel iemand
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Meer Van Jou
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Meer Van Jou
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Open
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Open
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Hoofd onder water
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Hoofd onder water
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Dan ben jij het
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Voor altijd
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track: Heel Even Maar
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IOS
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Voor altijd
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Altied Wel Aine
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De Top 10 Van
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track: Hoe Het Voelt
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Dagen Als Deze
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Samen
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Slapeloos
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Tijd Genoeg
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Dit Land
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Hou Vol
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Voltooid Verleden Tijd
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:47:07Z
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