CV de Dwarsliggers
type: MusicGroup
popularity: 16
followers: 590
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9ae8397991c2e655b5ac94b90f4fd0b499483cfb689fd16ef0fceb9ff0c32311
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953598
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953598
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0b954871-baad-4983-95da-0601a19431aa.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/0b954871-baad-4983-95da-0601a19431aa.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/0b954871-baad-4983-95da-0601a19431aa
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-14T06:40:11Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x9ae8397991c2e655b5ac94b90f4fd0b499483cfb689fd16ef0fceb9ff0c32311","name":"CV de Dwarsliggers","registered_at":"2026-06-14T05:41:55Z","symbol":"NIM0356079","token_address":"0xbae41f307eabd899ef03310a198c5bb36d241b11","type":"artist","uuid":"0b954871-baad-4983-95da-0601a19431aa"}
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 0x9ae8397991c2e655b5ac94b90f4fd0b499483cfb689fd16ef0fceb9ff0c32311. Chain 2 (Bitcoin): anchored in block 953598 (2026-06-14T06:40:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0b954871-baad-4983-95da-0601a19431aa.json and https://artists.proofprofile.net/proofs/artist/0b954871-baad-4983-95da-0601a19431aa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-14T06:40:11Z
  text: {"copyright_id":"0x9ae8397991c2e655b5ac94b90f4fd0b499483cfb689fd16ef0fceb9ff0c32311","name":"CV de Dwarsliggers","registered_at":"2026-06-14T05:41:55Z","symbol":"NIM0356079","token_address":"0xbae41f307eabd899ef03310a198c5bb36d241b11","type":"artist","uuid":"0b954871-baad-4983-95da-0601a19431aa"}
album: Amazonde
  type: MusicAlbum
  date published: 2020-02-14
album: Amazonde
  type: MusicAlbum
  date published: 2020-02-14
  track: Amazonde
    type: MusicRecording
    duration: PT3M21S
    duration ms: 201000
    explicit: false
    by artist: CV de Dwarsliggers
    in album: Amazonde
      type: MusicAlbum
      date published: 2020-02-14
    isrc code: NLW2R2029403
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-06T03:38:07+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x553814f42a509ded54b57ddda796577627716b8c7b7ba7902066016449480137
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956889
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956889
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLW2R2029403
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T06:56:49Z
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x553814f42a509ded54b57ddda796577627716b8c7b7ba7902066016449480137. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/NLW2R2029403.
      date published: 2026-07-06T06:56:49Z
    audio: Amazonde
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 137.039
      additional property: Musical Key
        type: PropertyValue
        value: 1
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.831
      additional property: Energy
        type: PropertyValue
        value: 0.866
      additional property: Speechiness
        type: PropertyValue
        value: 0.034
      additional property: Acousticness
        type: PropertyValue
        value: 0.21
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.279
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.973
      additional property: Loudness (dB)
        type: PropertyValue
        value: -5.969
      additional property: Key Name
        type: PropertyValue
        value: C#
      additional property: Mode Name
        type: PropertyValue
        value: Major
album: Ut Kriebelt
  type: MusicAlbum
  date published: 2022-04-30
  track: Ut Kriebelt
    type: MusicRecording
    duration: PT3M12S
    duration ms: 192007
    explicit: false
    by artist: CV de Dwarsliggers
    in album: Ut Kriebelt
      type: MusicAlbum
      date published: 2022-04-30
    isrc code: NLW2R2250440
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T17:42:39+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x30d7a4489ef592ffb336e88fe8cc4e9a2f0a8c68fe422cde165fd7bb3f682e93
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956826
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956826
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLW2R2250440
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T19:27:56Z
    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
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
      encoding format: application/vnd.opentimestamps.ots
      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30d7a4489ef592ffb336e88fe8cc4e9a2f0a8c68fe422cde165fd7bb3f682e93. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/NLW2R2250440.
      date published: 2026-07-05T19:27:56Z
    audio: Ut Kriebelt
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 150.034
      additional property: Musical Key
        type: PropertyValue
        value: 8
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.79
      additional property: Energy
        type: PropertyValue
        value: 0.911
      additional property: Speechiness
        type: PropertyValue
        value: 0.134
      additional property: Acousticness
        type: PropertyValue
        value: 0.119
      additional property: Instrumentalness
        type: PropertyValue
        value: 0
      additional property: Liveness
        type: PropertyValue
        value: 0.25
      additional property: Valence (Positivity)
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
album: Ut Kriebelt (Hardstyle Remix)
album: Geef Ze Worst!
album: Geef Ze Worst! (Hakworst Hardstyle Remix)
album: De Drukke Rij
album: De Drukke Rij (Druktemakers Hardstyle Remix)
album: 't Komt Eraan!

Valence (Positivity)
type: PropertyValue
value: 0.945

Loudness (dB)
type: PropertyValue
value: -4.13

Key Name
type: PropertyValue
value: Ab

Mode Name
type: PropertyValue
value: Major

Ut Kriebelt (Hardstyle Remix)
type: MusicAlbum
date published: 2022-06-03

Geef Ze Worst!
type: MusicAlbum
date published: 2023-02-04
track: Geef Ze Worst!
  type: MusicRecording
  duration: PT2M37S
  duration ms: 157250
  explicit: false
  by artist: CV de Dwarsliggers
  in album: Geef Ze Worst!
    type: MusicAlbum
    date published: 2023-02-04
  isrc code: NLW2R2350072
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T15:47:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdbc615bb703aff1256ee68e7d354c330234332c582611ba292109c09561e70de
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956826
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956826
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLW2R2350072
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T19:27:56Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbc615bb703aff1256ee68e7d354c330234332c582611ba292109c09561e70de. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), 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/NLW2R2350072.
    date published: 2026-07-05T19:27:56Z
  audio: Geef Ze Worst!
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 79.435
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.424
    additional property: Energy
      type: PropertyValue
      value: 0.87
    additional property: Speechiness
      type: PropertyValue
      value: 0.179
    additional property: Acousticness
      type: PropertyValue
      value: 0.172
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.081
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.963
    additional property: Loudness (dB)
      type: PropertyValue
      value: -4.766
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Geef Ze Worst! (Hakworst Hardstyle Remix)
type: MusicAlbum
date published: 2023-02-18

De Drukke Rij
type: MusicAlbum
date published: 2024-02-01
track: De Drukke Rij
  type: MusicRecording
  duration: PT2M44S
  duration ms: 164409
  explicit: false
  by artist: CV de Dwarsliggers
  in album: De Drukke Rij
    type: MusicAlbum
    date published: 2024-02-01
  isrc code: NLW2R2393058
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T09:42:14+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcaf907738379dd4c0a8b409dba573c6909f0435b668c06f1747b81d0e91953de
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958276
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958276
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLW2R2393058
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T12:44:24Z
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaf907738379dd4c0a8b409dba573c6909f0435b668c06f1747b81d0e91953de. Chain 2 (Bitcoin): anchored in block 958276 (2026-07-16T12:44:24Z), 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/NLW2R2393058.
    date published: 2026-07-16T12:44:24Z
  audio: De Drukke Rij
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 127.007
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.784
    additional property: Energy
      type: PropertyValue
      value: 0.835
    additional property: Speechiness
      type: PropertyValue
      value: 0.05
    additional property: Acousticness
      type: PropertyValue
      value: 0.502
    additional property: Instrumentalness
      type: PropertyValue
      value: 0
    additional property: Liveness
      type: PropertyValue
      value: 0.99
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.944
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.28
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

De Drukke Rij (Druktemakers Hardstyle Remix)
type: MusicAlbum
date published: 2024-02-10

't Komt Eraan!
type: MusicAlbum
date published: 2025-02-26