Rick van der Linden
type: MusicGroup
genre: art rock
genre: nederpop
genre: progressive rock
genre: symphonic rock
description: Rick van der Linden (5 August 1946, Badhoevedorp, North Holland – 22 January 2006, Groningen) was a Dutch composer and keyboardist. Van der Linden first gained fame as a member of Ekseption, but he pl
popularity: 15
followers: 1596
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc0e53846f89899eabeb8cccad6f383db4b055fb0746968a9135a22c658426aad
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953695
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953695
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/73685648-6728-407f-a387-50e9feb114b9.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/73685648-6728-407f-a387-50e9feb114b9.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/73685648-6728-407f-a387-50e9feb114b9
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T21:42:01Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0xc0e53846f89899eabeb8cccad6f383db4b055fb0746968a9135a22c658426aad","name":"Rick van der Linden","registered_at":"2026-06-14T16:30:44Z","symbol":"NIM0510835","token_address":"0x4ffb68f8aacb761561df3424f0a13239316b9b54","type":"artist","uuid":"73685648-6728-407f-a387-50e9feb114b9"}
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc0e53846f89899eabeb8cccad6f383db4b055fb0746968a9135a22c658426aad. Chain 2 (Bitcoin): anchored in block 953695 (2026-06-14T21:42:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/73685648-6728-407f-a387-50e9feb114b9.json and https://artists.proofprofile.net/proofs/artist/73685648-6728-407f-a387-50e9feb114b9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T21:42:01Z
  text: {"copyright_id":"0xc0e53846f89899eabeb8cccad6f383db4b055fb0746968a9135a22c658426aad","name":"Rick van der Linden","registered_at":"2026-06-14T16:30:44Z","symbol":"NIM0510835","token_address":"0x4ffb68f8aacb761561df3424f0a13239316b9b54","type":"artist","uuid":"73685648-6728-407f-a387-50e9feb114b9"}
album: Old Friends New Friends
  type: MusicAlbum
  date published: 1970-01-01
album: Progress (expanded & remastered)
  type: MusicAlbum
  date published: 1974-03-12
album: Trace (expanded & remastered)
  type: MusicAlbum
  date published: 1974-10-12
  track: Gaillarde - part 1
    type: MusicRecording
    duration: PT6M23S
    duration ms: 383213
    explicit: false
    by artist: Rick van der Linden
    in album: Trace (expanded & remastered)
      type: MusicAlbum
      date published: 1974-10-12
    genre: art rock
    genre: nederpop
    genre: progressive rock
    genre: symphonic rock
    isrc code: NLP512200090
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-22T00:38:33+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x8d1fff0892b9ce2e666eb1517d72a36efead47be28dfd256b7d76e62e7e4b43b
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 959087
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/959087
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLP512200090
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-22T02:05:55Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d1fff0892b9ce2e666eb1517d72a36efead47be28dfd256b7d76e62e7e4b43b. Chain 2 (Bitcoin): anchored in block 959087 (2026-07-22T02:05:55Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLP512200090.
      date published: 2026-07-22T02:05:55Z
    audio: Gaillarde - part 1
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 115.491
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.306
      additional property: Energy
        type: PropertyValue
        value: 0.82
      additional property: Speechiness
        type: PropertyValue
        value: 0.035
      additional property: Acousticness
        type: PropertyValue
        value: 0.006
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.873
      additional property: Liveness
        type: PropertyValue
        value: 0.143
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.605
      additional property: Loudness (dB)
        type: PropertyValue
        value: -8.624
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Birds - single version (expanded & remastered)
  type: MusicAlbum
  date published: 1975-04-23
album: The White Ladies (expanded & remastered)
  type: MusicAlbum
  date published: 1976-07-08
  track: Doubts - demo version
    type: MusicRecording
    duration: PT3M50S
    duration ms: 230173
    explicit: false
    by artist: Rick van der Linden
    in album: The White Ladies (expanded & remastered)
      type: MusicAlbum
      date published: 1976-07-08
    genre: art rock
    genre: nederpop
    genre: progressive rock
    genre: symphonic rock
    isrc code: NLP512200157
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T00:15:26+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x288b45942583110c1fdd649fb01af87baf73f37fb9f006340f6c580dc09fb9f1
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956856
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956856
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLP512200157
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T01:25:57Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 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. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x288b45942583110c1fdd649fb01af87baf73f37fb9f006340f6c580dc09fb9f1. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLP512200157.
      date published: 2026-07-06T01:25:57Z
    audio: Doubts - demo version
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 116.289
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
      additional property: Danceability
      additional property: Energy
      additional property: Speechiness
      additional property: Acousticness
      additional property: Instrumentalness
      additional property: Liveness
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: GX 1
album: Night Of Doom
album: It's an Exception to be an Ekseption
album: Piano Only
album: Trace 2 (expanded & remastered)
album: Verandering
album: Rainbow

Time Signature
type: PropertyValue
value: 4

Danceability
type: PropertyValue
value: 0.392

Energy
type: PropertyValue
value: 0.263

Speechiness
type: PropertyValue
value: 0.04

Acousticness
type: PropertyValue
value: 0.966

Instrumentalness
type: PropertyValue
value: 0.891

Liveness
type: PropertyValue
value: 0.249

Valence (Positivity)
type: PropertyValue
value: 0.483

Loudness (dB)
type: PropertyValue
value: -16.118

Key Name
type: PropertyValue
value: C

Mode Name
type: PropertyValue
value: Major

GX 1
type: MusicAlbum
date published: 1977

Night Of Doom
type: MusicAlbum
date published: 1978

It's an Exception to be an Ekseption
type: MusicAlbum
date published: 2009-07-08

Piano Only
type: MusicAlbum
date published: 2009-07-10

Trace 2 (expanded & remastered)
type: MusicAlbum
date published: 2014-05-26

Verandering
type: MusicAlbum
date published: 2017-12-12

Rainbow
type: MusicAlbum
date published: 2017-12-12

Rainbow
type: MusicAlbum
date published: 2017-12-12