Ludwig A.F.
type: MusicGroup
genre: breakbeat
genre: idm
popularity: 28
followers: 9650
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x94860195b9da8e9705ec2aa575da1155e9b6e90326c6d9a534b49eda17792183
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953407
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953407
additional property: OTSProofURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d8135816-6722-478e-ba89-c2c193b5cf5d.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/d8135816-6722-478e-ba89-c2c193b5cf5d.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/d8135816-6722-478e-ba89-c2c193b5cf5d
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x94860195b9da8e9705ec2aa575da1155e9b6e90326c6d9a534b49eda17792183","name":"Ludwig A.F.","registered_at":"2026-06-12T11:07:09Z","symbol":"NIM0279075","token_address":"0x906ec33c1226aa4cd90ca374d4712e250ca812c5","type":"artist","uuid":"d8135816-6722-478e-ba89-c2c193b5cf5d"}
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 0x94860195b9da8e9705ec2aa575da1155e9b6e90326c6d9a534b49eda17792183. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d8135816-6722-478e-ba89-c2c193b5cf5d.json and https://artists.proofprofile.net/proofs/artist/d8135816-6722-478e-ba89-c2c193b5cf5d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:28:13Z
  text: {"copyright_id":"0x94860195b9da8e9705ec2aa575da1155e9b6e90326c6d9a534b49eda17792183","name":"Ludwig A.F.","registered_at":"2026-06-12T11:07:09Z","symbol":"NIM0279075","token_address":"0x906ec33c1226aa4cd90ca374d4712e250ca812c5","type":"artist","uuid":"d8135816-6722-478e-ba89-c2c193b5cf5d"}
album: Xhale
  type: MusicAlbum
  date published: 2018-11-30
album: Xhale - EP
  type: MusicAlbum
  date published: 2018-11-30
album: Xhale
  type: MusicAlbum
  date published: 2018-12-14
  track: Omega Quest
    type: MusicRecording
    duration: PT4M39S
    duration ms: 279273
    explicit: false
    by artist: Ludwig A.F.
    in album: Xhale
      type: MusicAlbum
      date published: 2018-12-14
    genre: breakbeat
    genre: idm
    isrc code: UK34N1800087
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-03T05:04:43+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x84e33afb914b4f4cc13dc5cee33f3798a3db27ae213ef0920faff06708b3ebb9
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956476
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956476
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UK34N1800087
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-03T09:04:44Z
    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 0x84e33afb914b4f4cc13dc5cee33f3798a3db27ae213ef0920faff06708b3ebb9. Chain 2 (Bitcoin): anchored in block 956476 (2026-07-03T09:04:44Z), 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/UK34N1800087.
      date published: 2026-07-03T09:04:44Z
    audio: Omega Quest
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 104.993
      additional property: Musical Key
        type: PropertyValue
        value: 5
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.683
      additional property: Energy
        type: PropertyValue
        value: 0.488
      additional property: Speechiness
        type: PropertyValue
        value: 0.045
      additional property: Acousticness
        type: PropertyValue
        value: 0.989
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.926
      additional property: Liveness
        type: PropertyValue
        value: 0.12
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.374
      additional property: Loudness (dB)
        type: PropertyValue
        value: -13.728
      additional property: Key Name
        type: PropertyValue
        value: F
      additional property: Mode Name
        type: PropertyValue
        value: Minor
album: Minus One
  type: MusicAlbum
  date published: 2020-04-10
album: Minus One
  type: MusicAlbum
  date published: 2020-04-10
  track: Xyloduo
    type: MusicRecording
    duration: PT5M12S
    duration ms: 312346
    explicit: false
    by artist: Ludwig A.F.
    in album: Minus One
      type: MusicAlbum
      date published: 2020-04-10
    genre: breakbeat
    genre: idm
    isrc code: NLL562008974
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T04:05:45+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xec920dca8b8dc921d959a1d5db874c97038660d3e1f95d288a13cf153ced9bf5
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956772
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956772
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLL562008974
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-05T10:01:46Z
    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 0xec920dca8b8dc921d959a1d5db874c97038660d3e1f95d288a13cf153ced9bf5. Chain 2 (Bitcoin): anchored in block 956772 (2026-07-05T10:01:46Z), 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/NLL562008974.
      date published: 2026-07-05T10:01:46Z
    audio: Xyloduo
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 176.03
      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: 0.532
      additional property: Energy
        type: PropertyValue
        value: 0.836
      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
  track: Leaves
album: Blissful Lie
album: First Flight
album: Aqua
album: Oxygen
album: Blackbird
album: Psychopsis Butterfly
album: Marbles
album: Sequoia
album: Air
album: Ginko
album: Halo
album: Sky
album: Never Enough
album: Summerwing
track: People Are Good - Ludwig A.F. Heaven Help Us Mix
track: Trip 2 Fantasy - Ludwig A.F. Floor Destruction Mix
track: Velocity - Mixed
track: Keep It Together - Ludwig A.F. Under Pressure Mix
track: Velocity
track: Faerie Stomp - Ludwig A.F.'s Haunted Mix

People Are Good - Ludwig A.F. Heaven Help Us Mix
type: MusicRecording
duration: PT3M43S
duration ms: 223181
explicit: false
by artist: Depeche Mode
by artist: Ludwig A.F.
in album: People Are Good (Remixes)
  type: MusicAlbum
  date published: 2024-04-05
genre: new-wave
genre: synthpop
genre: darkwave
isrc code: USQX92400342
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-18T14:47:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcb5c33a6de1fd4581a8c9c8605f4d6ce1e04f456ffa0fb20f484a2f86033610e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USQX92400342
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb5c33a6de1fd4581a8c9c8605f4d6ce1e04f456ffa0fb20f484a2f86033610e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/USQX92400342.
  date published: 2026-07-02T03:55:08Z
audio: People Are Good - Ludwig A.F. Heaven Help Us Mix
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.999
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.559
  additional property: Energy
    type: PropertyValue
    value: 0.73
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.106
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.796
  additional property: Liveness
    type: PropertyValue
    value: 0.15
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.486
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.477
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Trip 2 Fantasy - Ludwig A.F. Floor Destruction Mix
type: MusicRecording
duration: PT6M57S
duration ms: 417360
explicit: false
by artist: Furious Frank
by artist: Ludwig A.F.
in album: Trip 2 Fantasy
  type: MusicAlbum
  date published: 2020-12-20
genre: acid-house
isrc code: NL1MT2000094
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T13:31:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x68204e4b3f8f0f02d991a8d989726b17b171afc657bc28ac90e2ceb4ed8fd3a4
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NL1MT2000094
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68204e4b3f8f0f02d991a8d989726b17b171afc657bc28ac90e2ceb4ed8fd3a4. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/NL1MT2000094.
  date published: 2026-07-02T03:55:08Z
audio: Trip 2 Fantasy - Ludwig A.F. Floor Destruction Mix
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.184
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.572
  additional property: Energy
    type: PropertyValue
    value: 0.611
  additional property: Speechiness
    type: PropertyValue
    value: 0.07
  additional property: Acousticness
    type: PropertyValue
    value: 0.214
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.299
  additional property: Liveness
    type: PropertyValue
    value: 0.1
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.454
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.969
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Velocity - Mixed
type: MusicRecording
duration: PT4M46S
duration ms: 286921
explicit: false
by artist: Ludwig A.F.
in album: Café del Mar Ibiza Chillout Mix II (DJ Mix)
  type: MusicAlbum
  date published: 2023-04-21
isrc code: ES8742302014
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T12:20:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x99e8f2c929cb30220fa70f9a414d66fbd713ef265e9ea03235127240753691a9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES8742302014
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956304
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:55:08+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99e8f2c929cb30220fa70f9a414d66fbd713ef265e9ea03235127240753691a9. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), 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/ES8742302014.
  date published: 2026-07-02T03:55:08Z
audio: Velocity - Mixed
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.904
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.754
  additional property: Energy
    type: PropertyValue
    value: 0.737
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.176
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.924
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.937
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.608
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Velocity
type: MusicRecording
duration: PT6M45S
duration ms: 405699
explicit: false
by artist: Ludwig A.F.
in album: Café del Mar Ibiza Chillout Mix II (DJ Mix)
  type: MusicAlbum
  date published: 2023-04-21
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ef2a88907ffd9bca222b5ce7d2c3058613488d603cd314268370fa43c8c8809. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), 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/NLL562008973.
  date published: 2026-07-29T19:35:34Z
audio: Velocity
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.903
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.746
  additional property: Energy
    type: PropertyValue
    value: 0.735
  additional property: Speechiness
    type: PropertyValue
    value: 0.057
  additional property: Acousticness
    type: PropertyValue
    value: 0.17
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.922
  additional property: Liveness
    type: PropertyValue
    value: 0.18
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.909
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.456
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: NLL562008973
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960138
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T19:35:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLL562008973
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34+00:00
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

Faerie Stomp - Ludwig A.F.'s Haunted Mix
type: MusicRecording
duration: PT7M55S
duration ms: 475033
explicit: false
by artist: Psychedelic Budz
by artist: Ludwig A.F.
in album: Faerie Stomp
  type: MusicAlbum
  date published: 2020-08-17
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd39c4a5eb6282c1f307e344d07dc183205146b88aae7313a252c28a37639ec8d. Chain 2 (Bitcoin): anchored in block 960121 (2026-07-29T15:22:21Z), 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/USLZJ2031826.
  date published: 2026-07-29T15:22:21Z
audio: Faerie Stomp - Ludwig A.F.'s Haunted Mix
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.115
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.775
  additional property: Energy
    type: PropertyValue
    value: 0.865
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.116
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.916
  additional property: Liveness
    type: PropertyValue
    value: 0.17
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.243
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.87
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: USLZJ2031826
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960121
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T15:22:21+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USLZJ2031826
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960121
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960121
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T15:22:21+00:00
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

Speechiness
type: PropertyValue
value: 0.048

Acousticness
type: PropertyValue
value: 0.001

Instrumentalness
type: PropertyValue
value: 0.833

Liveness
type: PropertyValue
value: 0.101

Valence (Positivity)
type: PropertyValue
value: 0.288

Loudness (dB)
type: PropertyValue
value: -12.714

Key Name
type: PropertyValue
value: C#

Mode Name
type: PropertyValue
value: Major

Leaves
type: MusicRecording
duration: PT4M46S
duration ms: 286266
explicit: false
by artist: Ludwig A.F.
in album: Minus One
  type: MusicAlbum
  date published: 2020-04-10
genre: breakbeat
genre: idm
isrc code: NLL562008975
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T23:26:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5e9129cc2214e465264ca6a138452acba17faa2af95682a230b5b69e93619592
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958942
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958942
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLL562008975
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T02:28:53Z
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 0x5e9129cc2214e465264ca6a138452acba17faa2af95682a230b5b69e93619592. Chain 2 (Bitcoin): anchored in block 958942 (2026-07-21T02:28:53Z), 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/NLL562008975.
  date published: 2026-07-21T02:28:53Z
audio: Leaves
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.989
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.789
  additional property: Energy
    type: PropertyValue
    value: 0.707
  additional property: Speechiness
    type: PropertyValue
    value: 0.089
  additional property: Acousticness
    type: PropertyValue
    value: 0.018
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.801
  additional property: Liveness
    type: PropertyValue
    value: 0.156
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.305
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.422
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Blissful Lie
type: MusicAlbum
date published: 2020-04-24
track: Blissful Lie
  type: MusicRecording
  duration: PT6M52S
  duration ms: 412707
  explicit: false
  by artist: Ludwig A.F.
  in album: Blissful Lie
    type: MusicAlbum
    date published: 2020-04-24
  genre: breakbeat
  genre: idm
  isrc code: NLL562008969
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-12T20:16:44+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x56028a19faaf1af99e6febaad437e179a92e4fe94fe5e4be79580878d18ec163
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957754
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957754
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLL562008969
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-12T21:26:22Z
  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 0x56028a19faaf1af99e6febaad437e179a92e4fe94fe5e4be79580878d18ec163. Chain 2 (Bitcoin): anchored in block 957754 (2026-07-12T21:26:22Z), 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/NLL562008969.
    date published: 2026-07-12T21:26:22Z
  audio: Blissful Lie
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 130.995
    additional property: Musical Key
      type: PropertyValue
      value: 7
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.639
    additional property: Energy
      type: PropertyValue
      value: 0.704
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.006
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.895
    additional property: Liveness
      type: PropertyValue
      value: 0.064
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.683
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.691
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

Blissful Lie
type: MusicAlbum
date published: 2020-04-24

First Flight
type: MusicAlbum
date published: 2021-04-15

Aqua
type: MusicAlbum
date published: 2021-06-17
track: Aqua
  type: MusicRecording
  duration: PT5M16S
  duration ms: 316025
  explicit: false
  by artist: Ludwig A.F.
  in album: Aqua
    type: MusicAlbum
    date published: 2021-06-17
  genre: breakbeat
  genre: idm
  isrc code: FR96X2193085
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-22T01:15:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf91483f7a9a5e791a13746968038acb023c2a8adc2c553f58edb669789077e8d
  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/FR96X2193085
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-22T04:18:19Z
  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 0xf91483f7a9a5e791a13746968038acb023c2a8adc2c553f58edb669789077e8d. Chain 2 (Bitcoin): anchored in block 959087 (2026-07-22T04:18:19Z), 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/FR96X2193085.
    date published: 2026-07-22T04:18:19Z
  audio: Aqua
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.976
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.581
    additional property: Energy
      type: PropertyValue
      value: 0.699
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.079
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.848
    additional property: Liveness
      type: PropertyValue
      value: 0.197
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.067
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.508
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Oxygen
type: MusicAlbum
date published: 2021-07-15
track: Microplastic
  type: MusicRecording
  duration: PT2M45S
  duration ms: 165557
  explicit: false
  by artist: Ludwig A.F.
  in album: Oxygen
    type: MusicAlbum
    date published: 2021-07-15
  genre: breakbeat
  genre: idm
  isrc code: FRX202131648
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-14T23:03:42+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x133bbccb59293b70c7d3f33cba7d82cebb5ec5d865a5b3c272ad36f4fabc8399
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958079
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958079
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX202131648
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-15T00:21:05Z
  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 0x133bbccb59293b70c7d3f33cba7d82cebb5ec5d865a5b3c272ad36f4fabc8399. Chain 2 (Bitcoin): anchored in block 958079 (2026-07-15T00:21:05Z), 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/FRX202131648.
    date published: 2026-07-15T00:21:05Z
  audio: Microplastic
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 121.013
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.455
    additional property: Energy
      type: PropertyValue
      value: 0.379
    additional property: Speechiness
      type: PropertyValue
      value: 0.081
    additional property: Acousticness
      type: PropertyValue
      value: 0.504
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.937
    additional property: Liveness
      type: PropertyValue
      value: 0.072
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.406
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.946
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Blackbird
type: MusicAlbum
date published: 2021-11-05
track: Blackbird
  type: MusicRecording
  duration: PT4M24S
  duration ms: 264156
  explicit: false
  by artist: Ludwig A.F.
  in album: Blackbird
    type: MusicAlbum
    date published: 2021-11-05
  genre: breakbeat
  genre: idm
  isrc code: FRX762135655
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T03:12:33+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x311873ac75d6efa14475ad219d69cb98bfbc644bcb2cf22bb7e60fd662bff494
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958357
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958357
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX762135655
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T03:33:42Z
  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 0x311873ac75d6efa14475ad219d69cb98bfbc644bcb2cf22bb7e60fd662bff494. Chain 2 (Bitcoin): anchored in block 958357 (2026-07-17T03:33:42Z), 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/FRX762135655.
    date published: 2026-07-17T03:33:42Z
  audio: Blackbird
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 154.973
    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: 0.696
    additional property: Energy
      type: PropertyValue
      value: 0.727
    additional property: Speechiness
      type: PropertyValue
      value: 0.057
    additional property: Acousticness
      type: PropertyValue
      value: 0.047
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.881
    additional property: Liveness
      type: PropertyValue
      value: 0.115
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.781
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.664
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Major

Psychopsis Butterfly
type: MusicAlbum
date published: 2022-03-10

Marbles
type: MusicAlbum
date published: 2022-08-25

Sequoia
type: MusicAlbum
date published: 2022-09-22

Air
type: MusicAlbum
date published: 2022-10-07
track: Sequoia
  type: MusicRecording
  duration: PT5M20S
  duration ms: 320051
  explicit: false
  by artist: Ludwig A.F.
  in album: Air
    type: MusicAlbum
    date published: 2022-10-07
  genre: breakbeat
  genre: idm
  isrc code: FRX282295583
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-12T20:03:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x7848b80ec9cea108ceb37ce4d38467cf3f1e7f29161424ad94d0b6dcd162ab76
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957751
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957751
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX282295583
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-12T20:41:42Z
  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 0x7848b80ec9cea108ceb37ce4d38467cf3f1e7f29161424ad94d0b6dcd162ab76. Chain 2 (Bitcoin): anchored in block 957751 (2026-07-12T20:41:42Z), 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/FRX282295583.
    date published: 2026-07-12T20:41:42Z
  audio: Sequoia
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 119.964
    additional property: Musical Key
      type: PropertyValue
      value: 8
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.651
    additional property: Energy
      type: PropertyValue
      value: 0.633
    additional property: Speechiness
      type: PropertyValue
      value: 0.042
    additional property: Acousticness
      type: PropertyValue
      value: 0.073
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.903
    additional property: Liveness
      type: PropertyValue
      value: 0.141
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.075
    additional property: Loudness (dB)
      type: PropertyValue
      value: -12.276
    additional property: Key Name
      type: PropertyValue
      value: Ab
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Onsen Dream
  type: MusicRecording
  duration: PT5M11S
  duration ms: 311756
  explicit: false
  by artist: Ludwig A.F.
  in album: Air
    type: MusicAlbum
    date published: 2022-10-07
  genre: breakbeat
  genre: idm
  isrc code: FRX282295584
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T11:06:47+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x759ca123ef5f30ae9f8accbafc6f6f6f561f7524fac309ef806df11ed4f4e360
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956551
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956551
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX282295584
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-03T21:18:05Z
  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 0x759ca123ef5f30ae9f8accbafc6f6f6f561f7524fac309ef806df11ed4f4e360. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), 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/FRX282295584.
    date published: 2026-07-03T21:18:05Z
  audio: Onsen Dream
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 116.925
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.638
    additional property: Energy
      type: PropertyValue
      value: 0.192
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.974
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.944
    additional property: Liveness
      type: PropertyValue
      value: 0.098
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.114
    additional property: Loudness (dB)
      type: PropertyValue
      value: -14.524
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Marbles
  type: MusicRecording
  duration: PT5M54S
  duration ms: 354611
  explicit: false
  by artist: Ludwig A.F.
  in album: Air
    type: MusicAlbum
    date published: 2022-10-07
  genre: breakbeat
  genre: idm
  isrc code: FRX282295588
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T11:57:04+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x4985d4fe429274c9b3136438c01b8202cc18d78105966ac6ab7652bcc4d195bb
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958728
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Marbles

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/958728

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX282295588

OTSTimestamp
type: PropertyValue
value: 2026-07-19T12:24:55Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4985d4fe429274c9b3136438c01b8202cc18d78105966ac6ab7652bcc4d195bb. Chain 2 (Bitcoin): anchored in block 958728 (2026-07-19T12:24:55Z), 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/FRX282295588.
date published: 2026-07-19T12:24:55Z

Marbles
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 122.978
additional property: Musical Key
  type: PropertyValue
  value: 10
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.638
additional property: Energy
  type: PropertyValue
  value: 0.561
additional property: Speechiness
  type: PropertyValue
  value: 0.043
additional property: Acousticness
  type: PropertyValue
  value: 0.052
additional property: Instrumentalness
  type: PropertyValue
  value: 0.752
additional property: Liveness
  type: PropertyValue
  value: 0.095
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.039
additional property: Loudness (dB)
  type: PropertyValue
  value: -10.28
additional property: Key Name
  type: PropertyValue
  value: Bb
additional property: Mode Name
  type: PropertyValue
  value: Minor

Ginko
type: MusicAlbum
date published: 2024-02-28

Halo
type: MusicAlbum
date published: 2024-03-28

Halo
type: MusicAlbum
date published: 2024-04-26
track: Halo
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236382
  explicit: false
  by artist: Ludwig A.F.
  in album: Halo
    type: MusicAlbum
    date published: 2024-04-26
  genre: breakbeat
  genre: idm
  isrc code: US2J72415802
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-22T03:38:56+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x694f3f586c6102d767c55eec953dfa68126bc4674a317f1a2ef3230889bc33f5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959096
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959096
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2J72415802
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-22T06:39:43Z
  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 0x694f3f586c6102d767c55eec953dfa68126bc4674a317f1a2ef3230889bc33f5. Chain 2 (Bitcoin): anchored in block 959096 (2026-07-22T06:39:43Z), 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/US2J72415802.
    date published: 2026-07-22T06:39:43Z
  audio: Halo
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.974
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.782
    additional property: Energy
      type: PropertyValue
      value: 0.715
    additional property: Speechiness
      type: PropertyValue
      value: 0.046
    additional property: Acousticness
      type: PropertyValue
      value: 0.005
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.897
    additional property: Liveness
      type: PropertyValue
      value: 0.08
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.501
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.058
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Ginko
  type: MusicRecording
  duration: PT5M50S
  duration ms: 350371
  explicit: false
  by artist: Ludwig A.F.
  in album: Halo
    type: MusicAlbum
    date published: 2024-04-26
  genre: breakbeat
  genre: idm
  isrc code: US2J72415803
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-21T20:05:51+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x819099ee81d0a7b90d778c5cfb39f8e8a183295cb56807d96999a55b8012797e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 959058
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/959058
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US2J72415803
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-21T23:04:41Z
  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 0x819099ee81d0a7b90d778c5cfb39f8e8a183295cb56807d96999a55b8012797e. Chain 2 (Bitcoin): anchored in block 959058 (2026-07-21T23:04:41Z), 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/US2J72415803.
    date published: 2026-07-21T23:04:41Z
  audio: Ginko
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 132.001
    additional property: Musical Key
      type: PropertyValue
      value: 6
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.781
    additional property: Energy
      type: PropertyValue
      value: 0.855
    additional property: Speechiness
      type: PropertyValue
      value: 0.051
    additional property: Acousticness
      type: PropertyValue
      value: 0.145
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.729
    additional property: Liveness
      type: PropertyValue
      value: 0.316
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.227
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.263
    additional property: Key Name
      type: PropertyValue
      value: F#
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Sky
type: MusicAlbum
date published: 2024-08-02

Never Enough
type: MusicAlbum
date published: 2024-08-15

Summerwing
type: MusicAlbum
date published: 2024-10-04
track: Summerwing
  type: MusicRecording
  duration: PT4M22S
  duration ms: 262301
  explicit: false
  by artist: Ludwig A.F.
  in album: Summerwing
    type: MusicAlbum
    date published: 2024-10-04
  genre: breakbeat
  genre: idm
  isrc code: DGA062496106
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T15:31:36+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x675ca1cb7ca4e8fd9c17fd87268db617607e156937910c175eb36cd9e8094a3e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956576
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956576
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA062496106
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-04T02:06:47Z
  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 0x675ca1cb7ca4e8fd9c17fd87268db617607e156937910c175eb36cd9e8094a3e. Chain 2 (Bitcoin): anchored in block 956576 (2026-07-04T02:06:47Z), 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/DGA062496106.
    date published: 2026-07-04T02:06:47Z
  audio: Summerwing
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 137.025
    additional property: Musical Key
      type: PropertyValue
      value: 3
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.7
    additional property: Energy
      type: PropertyValue
      value: 0.663
    additional property: Speechiness
      type: PropertyValue
      value: 0.044
    additional property: Acousticness
      type: PropertyValue
      value: 0.082
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.919
    additional property: Liveness
      type: PropertyValue
      value: 0.093
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.45
    additional property: Loudness (dB)
      type: PropertyValue
      value: -7.445
    additional property: Key Name
      type: PropertyValue
      value: Eb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Never Enough
type: MusicAlbum
date published: 2024-11-01
track: Chalk
  type: MusicRecording
  duration: PT4M26S
  duration ms: 266224
  explicit: false
  by artist: Ludwig A.F.
  in album: Never Enough
    type: MusicAlbum
    date published: 2024-11-01
  genre: breakbeat
  genre: idm
  isrc code: DGA062496107
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T20:19:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x236556b1867ebdeb8b12dfd1db471d03acb6c000c8d0caeacd35a58682515480
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958455
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958455
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DGA062496107
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T21:28:36Z
  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 0x236556b1867ebdeb8b12dfd1db471d03acb6c000c8d0caeacd35a58682515480. Chain 2 (Bitcoin): anchored in block 958455 (2026-07-17T21:28:36Z), 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/DGA062496107.
    date published: 2026-07-17T21:28:36Z
  audio: Chalk
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.973
    additional property: Musical Key
      type: PropertyValue
      value: 10
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.755
    additional property: Energy
      type: PropertyValue
      value: 0.809
    additional property: Speechiness
      type: PropertyValue
      value: 0.046
    additional property: Acousticness
      type: PropertyValue
      value: 0.259
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.734
    additional property: Liveness
      type: PropertyValue
      value: 0.107
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.702
    additional property: Loudness (dB)
      type: PropertyValue
      value: -9.629
    additional property: Key Name
      type: PropertyValue
      value: Bb
    additional property: Mode Name
      type: PropertyValue
      value: Minor

Keep It Together - Ludwig A.F. Under Pressure Mix
type: MusicRecording
duration: PT3M27S
duration ms: 207746
explicit: false
by artist: Pip Blom
by artist: Ludwig A.F.
in album: Keep It Together Remixes
  type: MusicAlbum
  date published: 2021-08-05
isrc code: GBPVV2003735
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T05:50:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9b5e443309c479080df6921b45ca7db48f6d1e8e4dfafdfcee5cf4b8ae7a97f2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBPVV2003735
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
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
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in album: Heavenly Remixes Vol. 7
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