Peter de Zwaan
type: MusicGroup
description: Peter de Zwaan (Meppel, 17 August 1944) is a Dutch writer of thrillers for young readers; he is best known as the second writer of the Bob Evers series, which he took over after the death of Willem va
popularity: 3
followers: 16
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb17a0605b88edc4b951a54e87a3d35ee5a954fb1f5623d52fdb982dab3cb0a83
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953909
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953909
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/041ae82c-15d3-4b33-8eff-46e349d80428.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/041ae82c-15d3-4b33-8eff-46e349d80428.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/041ae82c-15d3-4b33-8eff-46e349d80428
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-16T07:53:13Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xb17a0605b88edc4b951a54e87a3d35ee5a954fb1f5623d52fdb982dab3cb0a83","name":"Peter de Zwaan","registered_at":"2026-06-15T15:03:23Z","symbol":"NIM0745333","token_address":"0xd5762934c14005514849b0bd0a91fbb11ee80134","type":"artist","uuid":"041ae82c-15d3-4b33-8eff-46e349d80428"}
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 0xb17a0605b88edc4b951a54e87a3d35ee5a954fb1f5623d52fdb982dab3cb0a83. Chain 2 (Bitcoin): anchored in block 953909 (2026-06-16T07:53:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/041ae82c-15d3-4b33-8eff-46e349d80428.json and https://artists.proofprofile.net/proofs/artist/041ae82c-15d3-4b33-8eff-46e349d80428.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-16T07:53:13Z
  text: {"copyright_id":"0xb17a0605b88edc4b951a54e87a3d35ee5a954fb1f5623d52fdb982dab3cb0a83","name":"Peter de Zwaan","registered_at":"2026-06-15T15:03:23Z","symbol":"NIM0745333","token_address":"0xd5762934c14005514849b0bd0a91fbb11ee80134","type":"artist","uuid":"041ae82c-15d3-4b33-8eff-46e349d80428"}
album: Bob Evers [Rumoer in een rustgebied (Onverkort)]
  type: MusicAlbum
  date published: 2020-07-01
album: Lenny The Giant (Onverkort)
  type: MusicAlbum
  date published: 2020-07-23
album: Clandestiene streken op een cruiseschip [Bob Evers, Deel 51 (Onverkort)]
  type: MusicAlbum
  date published: 2022-01-27
album: De meidenschuur (Onverkort)
  type: MusicAlbum
  date published: 2022-03-09
album: De perikelen van kolonel Prins [Bob Evers, Deel 55 (Onverkort)]
  type: MusicAlbum
  date published: 2022-04-10
album: Prijsschieten op een premiejager [Bob Evers, Deel 52 (Onverkort)]
  type: MusicAlbum
  date published: 2022-04-29
album: Glorierijke missers in la Gloria [Bob Evers, Deel 53 (Onverkort)]
  type: MusicAlbum
  date published: 2022-05-28
album: Smokkelspoor van meneer Maik [Bob Evers, deel 57 (Onverkort)]
  type: MusicAlbum
  date published: 2022-07-08
album: Het spektakelspel van Fons de Schilder [Bob Evers, deel 56 (Onverkort)]
  type: MusicAlbum
  date published: 2022-07-09
album: Dollemansrit met een mighty mite [Bob Evers, deel 54 (Onverkort)]
  type: MusicAlbum
  date published: 2022-07-13
album: Ratzelraadsels bij het Château de Faux [Bob Evers, Deel 59 (Onverkort)]
  type: MusicAlbum
  date published: 2022-08-06
album: Schatgraven in een stationshal [Bob Evers, Deel 60 (Onverkort)]
  type: MusicAlbum
  date published: 2022-10-03
album: Bliksemacties bij de Buurserbeek [Bob Evers, Deel 64 (Onverkort)]
  type: MusicAlbum
  date published: 2022-12-20
album: Magistrale misverstanden van J. Masters [Bob Evers, Deel 58 (Onverkort)]
  type: MusicAlbum
  date published: 2022-12-31
album: Het preppaleis van de Holenman [Bob Evers, Deel 61 (Onverkort)]
  type: MusicAlbum
  date published: 2023-01-16
album: Een opdracht van inspecteur Onge [Bob Evers, Deel 65 (Onverkort)]
  type: MusicAlbum
  date published: 2023-02-27
album: De laarzenvrouw van Lerwick [Bob Evers, Deel 67 (Onverkort)]
  type: MusicAlbum
  date published: 2023-04-08
album: Koude kunstjes in Sausalito [Bob Evers, Deel 68 (Onverkort)]
  type: MusicAlbum
  date published: 2025-03-06
album: Costaklussen in Marbella [Bob Evers, Deel 69 (Onverkort)]
  type: MusicAlbum
  date published: 2025-05-09