Los Violines de Villafontana
type: MusicGroup
genre: orchestra
popularity: 27
followers: 9384
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7b92a80988cd5033d3437671126bd525653e4a90760b9241f811113788034be3
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/2f0a3775-9701-44a5-94ce-7370a659b18f.ots
additional property: OTSRecordURL
  type: PropertyValue
  value: https://artists.proofprofile.net/proofs/artist/2f0a3775-9701-44a5-94ce-7370a659b18f.json
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/artist/2f0a3775-9701-44a5-94ce-7370a659b18f
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-12T19:24:56Z
additional property: OTSCanonicalRecord
  type: PropertyValue
  value: {"copyright_id":"0x7b92a80988cd5033d3437671126bd525653e4a90760b9241f811113788034be3","name":"Los Violines de Villafontana","registered_at":"2026-06-11T15:20:59Z","symbol":"NIM0061713","token_address":"0x7664bdab62d331bd9f919b2b1dc88bfc27f70c27","type":"artist","uuid":"2f0a3775-9701-44a5-94ce-7370a659b18f"}
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 0x7b92a80988cd5033d3437671126bd525653e4a90760b9241f811113788034be3. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2f0a3775-9701-44a5-94ce-7370a659b18f.json and https://artists.proofprofile.net/proofs/artist/2f0a3775-9701-44a5-94ce-7370a659b18f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
  text: {"copyright_id":"0x7b92a80988cd5033d3437671126bd525653e4a90760b9241f811113788034be3","name":"Los Violines de Villafontana","registered_at":"2026-06-11T15:20:59Z","symbol":"NIM0061713","token_address":"0x7664bdab62d331bd9f919b2b1dc88bfc27f70c27","type":"artist","uuid":"2f0a3775-9701-44a5-94ce-7370a659b18f"}
album: Exitos Internacionales Con Los Violines Magicos De Villafontana - Versiones Originales
  type: MusicAlbum
  date published: 1993-06-25
  track: El Amor Es Triste (Love Is Blue)
    type: MusicRecording
    duration: PT3M52S
    duration ms: 232280
    explicit: false
    by artist: Los Violines de Villafontana
    in album: Exitos Internacionales Con Los Violines Magicos De Villafontana - Versiones Originales
      type: MusicAlbum
      date published: 1993-06-25
    genre: orchestra
    isrc code: MXF010001646
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-06-29T17:28:50+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0xc578d563cf97935dd0b2096b9b6949be169534e83a4b2db5ca2a1ac47d9a4f28
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956375
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956375
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001646
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-02T16:51:38Z
    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 0xc578d563cf97935dd0b2096b9b6949be169534e83a4b2db5ca2a1ac47d9a4f28. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/MXF010001646.
      date published: 2026-07-02T16:51:38Z
    audio: El Amor Es Triste (Love Is Blue)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 122.344
      additional property: Musical Key
        type: PropertyValue
        value: 0
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 1
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.306
      additional property: Energy
        type: PropertyValue
        value: 0.311
      additional property: Speechiness
        type: PropertyValue
        value: 0.031
      additional property: Acousticness
        type: PropertyValue
        value: 0.627
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.05
      additional property: Liveness
        type: PropertyValue
        value: 0.305
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.227
      additional property: Loudness (dB)
        type: PropertyValue
        value: -12.371
      additional property: Key Name
        type: PropertyValue
        value: C
      additional property: Mode Name
        type: PropertyValue
        value: Major
  track: Historia de Amor (Love Story)
    type: MusicRecording
    duration: PT4M55S
    duration ms: 295973
    explicit: false
    by artist: Los Violines de Villafontana
    in album: Exitos Internacionales Con Los Violines Magicos De Villafontana - Versiones Originales
      type: MusicAlbum
      date published: 1993-06-25
    genre: orchestra
    isrc code: MXF018600988
    additional property: CopyrightID
    additional property: CopyrightStatus
      type: PropertyValue
      value: registered
    additional property: CopyrightRegisteredAt
      type: PropertyValue
      value: 2026-07-05T21:42:36+00:00
    additional property: CopyrightChainExplorerURL
      type: PropertyValue
      value: https://explorer.copyrightchains.com/tx/0x2e2887c7c1af9a90f6e2f81da575db53d8a7e2c2fd9ad00ea2de3341ac4aa703
    additional property: OTSHash
    additional property: OTSBitcoinBlock
      type: PropertyValue
      value: 956857
    additional property: OTSBitcoinBlockVerifyURL
      type: PropertyValue
      value: https://blockstream.info/api/block-height/956857
    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF018600988
    additional property: OTSTimestamp
      type: PropertyValue
      value: 2026-07-06T01:26:17Z
    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 0x2e2887c7c1af9a90f6e2f81da575db53d8a7e2c2fd9ad00ea2de3341ac4aa703. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/MXF018600988.
      date published: 2026-07-06T01:26:17Z
    audio: Historia de Amor (Love Story)
      type: AudioObject
      additional property: Tempo (BPM)
        type: PropertyValue
        value: 93.976
      additional property: Musical Key
        type: PropertyValue
        value: 7
      additional property: Mode (Major/Minor)
        type: PropertyValue
        value: 0
      additional property: Time Signature
        type: PropertyValue
        value: 4
      additional property: Danceability
        type: PropertyValue
        value: 0.255
      additional property: Energy
        type: PropertyValue
        value: 0.386
      additional property: Speechiness
        type: PropertyValue
        value: 0.031
      additional property: Acousticness
        type: PropertyValue
        value: 0.735
      additional property: Instrumentalness
        type: PropertyValue
        value: 0.826
      additional property: Liveness
        type: PropertyValue
        value: 0.353
      additional property: Valence (Positivity)
        type: PropertyValue
        value: 0.111
      additional property: Loudness (dB)
      additional property: Key Name
      additional property: Mode Name
  track: Popurri: El Hombre de la Mancha / Dulcinea / Me Simpatiza El / Sueño Imposible
  track: Tema de Lara (Lara's Theme)
album: RCA 100 Años de Música
album: Una Noche en Villafontana
album: Fantasía en Cuerdas
album: 5 Años de Éxito
album: Violines Mágicos
album: La Estrella y el Canario
album: Popourrí de Agustín Lara y Temas Musicales de Películas Inolvidables
album: Música de Películas y Melodías Mexicanas
album: Villafontana Violines 70
album: Los Violines de Villafontana
album: Tesoros de Colección
track: Vivir por Vivir (Live for Life)

Vivir por Vivir (Live for Life)
type: MusicRecording
duration: PT4M10S
duration ms: 250613
explicit: false
by artist: Los Violines de Villafontana
in album: Lo Esencial De La Música Instrumental Más Hermosa Del Mundo
  type: MusicAlbum
  date published: 2011-02-15
isrc code: MXF019602359
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T22:50:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x969ab4e04a0cb177a43a8efed46eff0210346ebfc46df38c0721b72ae7fcb6e7
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/MXF019602359
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08+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: 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 0x969ab4e04a0cb177a43a8efed46eff0210346ebfc46df38c0721b72ae7fcb6e7. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), 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/MXF019602359.
  date published: 2026-07-02T05:09:12Z
audio: Vivir por Vivir (Live for Life)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.496
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.28
  additional property: Energy
    type: PropertyValue
    value: 0.39
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.684
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.782
  additional property: Liveness
    type: PropertyValue
    value: 0.13
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.311
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.019
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Loudness (dB)
type: PropertyValue
value: -9.269

Key Name
type: PropertyValue
value: G

Mode Name
type: PropertyValue
value: Minor

Popurri: El Hombre de la Mancha / Dulcinea / Me Simpatiza El / Sueño Imposible
type: MusicRecording
duration: PT6M8S
duration ms: 368493
explicit: false
by artist: Los Violines de Villafontana
in album: Exitos Internacionales Con Los Violines Magicos De Villafontana - Versiones Originales
  type: MusicAlbum
  date published: 1993-06-25
genre: orchestra
isrc code: MXF016900178
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-29T17:28:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xafec8cc77b4c3d8d8fe36df28eca6592b29815f58c0938fe661451bf48364ca6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956375
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956375
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF016900178
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T16:51:38Z
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 0xafec8cc77b4c3d8d8fe36df28eca6592b29815f58c0938fe661451bf48364ca6. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/MXF016900178.
  date published: 2026-07-02T16:51:38Z
audio: Popurri: El Hombre de la Mancha / Dulcinea / Me Simpatiza El / Sueño Imposible
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.367
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.22
  additional property: Energy
    type: PropertyValue
    value: 0.305
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.864
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.836
  additional property: Liveness
    type: PropertyValue
    value: 0.223
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.263
  additional property: Loudness (dB)
    type: PropertyValue
    value: -9.653
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Tema de Lara (Lara's Theme)
type: MusicRecording
duration: PT2M56S
duration ms: 176586
explicit: false
by artist: Los Violines de Villafontana
in album: Exitos Internacionales Con Los Violines Magicos De Villafontana - Versiones Originales
  type: MusicAlbum
  date published: 1993-06-25
genre: orchestra
isrc code: MXF019901305
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-15T09:31:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8efcfa57761ad3aebbce4a9f96d696c0c25c13760465f7d8fadb5013edb49f20
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958140
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958140
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF019901305
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-15T12:32:41Z
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 0x8efcfa57761ad3aebbce4a9f96d696c0c25c13760465f7d8fadb5013edb49f20. Chain 2 (Bitcoin): anchored in block 958140 (2026-07-15T12:32:41Z), 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/MXF019901305.
  date published: 2026-07-15T12:32:41Z
audio: Tema de Lara (Lara's Theme)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 178.798
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.223
  additional property: Energy
    type: PropertyValue
    value: 0.265
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.446
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.668
  additional property: Liveness
    type: PropertyValue
    value: 0.467
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.58
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.373
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

RCA 100 Años de Música
type: MusicAlbum
date published: 2001-11-07
track: Popurrí Mexicano No. 1 (La Borrachita / La Panchita/ Las Alteñitas)
  type: MusicRecording
  duration: PT3M19S
  duration ms: 199533
  explicit: false
  by artist: Los Violines de Villafontana
  in album: RCA 100 Años de Música
    type: MusicAlbum
    date published: 2001-11-07
  genre: orchestra
  isrc code: MXF010001642
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T18:58:28+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfd0df6638ad231a83a1c34589cfc6e5a045ceed352af45e60eb4c0c9bd3a7885
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958319
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958319
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001642
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T22:01:20Z
  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 0xfd0df6638ad231a83a1c34589cfc6e5a045ceed352af45e60eb4c0c9bd3a7885. Chain 2 (Bitcoin): anchored in block 958319 (2026-07-16T22:01:20Z), 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/MXF010001642.
    date published: 2026-07-16T22:01:20Z
  audio: Popurrí Mexicano No. 1 (La Borrachita / La Panchita/ Las Alteñitas)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 114.065
    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.252
    additional property: Energy
      type: PropertyValue
      value: 0.52
    additional property: Speechiness
      type: PropertyValue
      value: 0.036
    additional property: Acousticness
      type: PropertyValue
      value: 0.722
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.819
    additional property: Liveness
      type: PropertyValue
      value: 0.203
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.249
    additional property: Loudness (dB)
      type: PropertyValue
      value: -6.438
    additional property: Key Name
      type: PropertyValue
      value: F
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Romeo y Julieta
  type: MusicRecording
  duration: PT3M24S
  duration ms: 204133
  explicit: false
  by artist: Los Violines de Villafontana
  in album: RCA 100 Años de Música
    type: MusicAlbum
    date published: 2001-11-07
  genre: orchestra
  isrc code: MXF010001658
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T18:10:01+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xd65b6aa45b7f7435673539fb8414a262e3fe215dedb791090398e4283a46ddf1
  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/MXF010001658
  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 0xd65b6aa45b7f7435673539fb8414a262e3fe215dedb791090398e4283a46ddf1. 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/MXF010001658.
    date published: 2026-07-05T19:27:56Z
  audio: Romeo y Julieta
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 96.457
    additional property: Musical Key
      type: PropertyValue
      value: 9
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.212
    additional property: Energy
      type: PropertyValue
      value: 0.427
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.887
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.756
    additional property: Liveness
      type: PropertyValue
      value: 0.077
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.242
    additional property: Loudness (dB)
      type: PropertyValue
      value: -5.362
    additional property: Key Name
      type: PropertyValue
      value: A
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Nunca Volveré a Enamorarme (I Will Never Fall In Love Again)
  type: MusicRecording
  duration: PT3M13S
  duration ms: 193226
  explicit: false
  by artist: Los Violines de Villafontana
  in album: RCA 100 Años de Música
    type: MusicAlbum
    date published: 2001-11-07
  genre: orchestra
  isrc code: MXF010001643
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T06:33:39+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x71b71ddefe991cf73a1005e12960891ea82796cb505b432d2c74a6c5e0ef4b29
  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
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Nunca Volveré a Enamorarme (I Will Never Fall In Love Again)
track: Mosaico Italiano
track: Valses Europeos
track: El Amor Es una Cosa Esplendorosa (Love Is a Many Splendored Thing)
track: Zobra El Griego
track: Popurrí Frances No.1
track: Fascinación / La Vuelta al Mundo en 80 Días
track: Popurrí Strauss - Popurrí
track: Las Hojas Muertas
track: Fiesta Para Cuerdas
track: Rio de Luna (Moon River)
track: La Mentira (Se Te Olvida)
track: El Hombre que Amo
track: Ramona

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001643

OTSTimestamp
type: PropertyValue
value: 2026-07-05T10:01:46Z

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 0x71b71ddefe991cf73a1005e12960891ea82796cb505b432d2c74a6c5e0ef4b29. 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/MXF010001643.
date published: 2026-07-05T10:01:46Z

Nunca Volveré a Enamorarme (I Will Never Fall In Love Again)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 135.539
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: 0.425
additional property: Energy
  type: PropertyValue
  value: 0.649
additional property: Speechiness
  type: PropertyValue
  value: 0.042
additional property: Acousticness
  type: PropertyValue
  value: 0.661
additional property: Instrumentalness
  type: PropertyValue
  value: 0.489
additional property: Liveness
  type: PropertyValue
  value: 0.164
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.584
additional property: Loudness (dB)
  type: PropertyValue
  value: -7.781
additional property: Key Name
  type: PropertyValue
  value: G
additional property: Mode Name
  type: PropertyValue
  value: Major

Mosaico Italiano
type: MusicRecording
duration: PT5M0S
duration ms: 300440
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF010001644
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T05:50:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3b4aa6569e2ef05a3537a2e736b94053ef1653129000ffb63c53a2bdf1b295cb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956776
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956776
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001644
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T10:59:37Z
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 0x3b4aa6569e2ef05a3537a2e736b94053ef1653129000ffb63c53a2bdf1b295cb. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), 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/MXF010001644.
  date published: 2026-07-05T10:59:37Z
audio: Mosaico Italiano
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 169.08
  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: 0.16
  additional property: Energy
    type: PropertyValue
    value: 0.519
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.844
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.607
  additional property: Liveness
    type: PropertyValue
    value: 0.296
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.276
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.794
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Valses Europeos
type: MusicRecording
duration: PT4M40S
duration ms: 280760
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF010001645
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-05T07:18:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x05dd13c751907e44dc76969b4e586bdd28c2369beda03b486b0ab19cfce85a53
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956790
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956790
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001645
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-05T12:31:54Z
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 0x05dd13c751907e44dc76969b4e586bdd28c2369beda03b486b0ab19cfce85a53. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), 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/MXF010001645.
  date published: 2026-07-05T12:31:54Z
audio: Valses Europeos
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.477
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.237
  additional property: Energy
    type: PropertyValue
    value: 0.366
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.886
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.788
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.191
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.535
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

El Amor Es una Cosa Esplendorosa (Love Is a Many Splendored Thing)
type: MusicRecording
duration: PT3M34S
duration ms: 214666
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF019600615
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T20:28:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5ec9d0026f45c322d5772a10fb34b44608189184637c1a56f6f290f4765b0205
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958324
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958324
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF019600615
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T23:30:34Z
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 0x5ec9d0026f45c322d5772a10fb34b44608189184637c1a56f6f290f4765b0205. Chain 2 (Bitcoin): anchored in block 958324 (2026-07-16T23:30:34Z), 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/MXF019600615.
  date published: 2026-07-16T23:30:34Z
audio: El Amor Es una Cosa Esplendorosa (Love Is a Many Splendored Thing)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.926
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.197
  additional property: Energy
    type: PropertyValue
    value: 0.397
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.801
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.229
  additional property: Liveness
    type: PropertyValue
    value: 0.136
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.116
  additional property: Loudness (dB)
    type: PropertyValue
    value: -7.668
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Zobra El Griego
type: MusicRecording
duration: PT3M28S
duration ms: 208600
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF019500896
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa577378a98eb187f2cf383d36c1b2caef895c95d72971d835dd327e75375f30e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958867
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958867
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF019500896
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T13:35:05Z
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 0xa577378a98eb187f2cf383d36c1b2caef895c95d72971d835dd327e75375f30e. Chain 2 (Bitcoin): anchored in block 958867 (2026-07-20T13:35:05Z), 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/MXF019500896.
  date published: 2026-07-20T13:35:05Z
audio: Zobra El Griego
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 78.063
  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: 0.213
  additional property: Energy
    type: PropertyValue
    value: 0.451
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.866
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.944
  additional property: Liveness
    type: PropertyValue
    value: 0.153
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.491
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.748
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Popurrí Frances No.1
type: MusicRecording
duration: PT3M39S
duration ms: 219960
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF010001663
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6680eca0d73fec07344014c466076f1eb45181dbe7e3075ab5dbf8283ac0ab4f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958444
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958444
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001663
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T19:12:23Z
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 0x6680eca0d73fec07344014c466076f1eb45181dbe7e3075ab5dbf8283ac0ab4f. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), 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/MXF010001663.
  date published: 2026-07-17T19:12:23Z
audio: Popurrí Frances No.1
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 211.001
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.168
  additional property: Energy
    type: PropertyValue
    value: 0.354
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.906
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.898
  additional property: Liveness
    type: PropertyValue
    value: 0.378
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.273
  additional property: Loudness (dB)
    type: PropertyValue
    value: -10.295
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Fascinación / La Vuelta al Mundo en 80 Días
type: MusicRecording
duration: PT4M37S
duration ms: 277466
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF010001664
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T17:46:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8bbfd769a3efd7c27a117fe6a8c73d51231f869e0dbb7f0fcbf65eb1b32f6af5
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958444
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958444
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001664
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T19:12:23Z
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 0x8bbfd769a3efd7c27a117fe6a8c73d51231f869e0dbb7f0fcbf65eb1b32f6af5. Chain 2 (Bitcoin): anchored in block 958444 (2026-07-17T19:12:23Z), 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/MXF010001664.
  date published: 2026-07-17T19:12:23Z
audio: Fascinación / La Vuelta al Mundo en 80 Días
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.422
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.198
  additional property: Energy
    type: PropertyValue
    value: 0.495
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.695
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.688
  additional property: Liveness
    type: PropertyValue
    value: 0.147
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.182
  additional property: Loudness (dB)
    type: PropertyValue
    value: -3.508
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Popurrí Strauss - Popurrí
type: MusicRecording
duration: PT4M50S
duration ms: 290973
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF010001648
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-17T05:31:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7067c1f8422b012cbf7ddb7b38bc185ae2737e82c61c02d067ca369ec2993658
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958371
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958371
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001648
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T08:35:17Z
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 0x7067c1f8422b012cbf7ddb7b38bc185ae2737e82c61c02d067ca369ec2993658. Chain 2 (Bitcoin): anchored in block 958371 (2026-07-17T08:35:17Z), 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/MXF010001648.
  date published: 2026-07-17T08:35:17Z
audio: Popurrí Strauss - Popurrí
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.275
  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: 0.289
  additional property: Energy
    type: PropertyValue
    value: 0.437
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.717
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.837
  additional property: Liveness
    type: PropertyValue
    value: 0.164
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.303
  additional property: Loudness (dB)
    type: PropertyValue
    value: -5.323
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Las Hojas Muertas
type: MusicRecording
duration: PT3M38S
duration ms: 218293
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF019901309
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-13T17:17:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xce49d6646f7b9faed3c53d9fd4c2ee2b6f12f9ba7c591042045e63ea3587a5e1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957888
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957888
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF019901309
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T17:43:59Z
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 0xce49d6646f7b9faed3c53d9fd4c2ee2b6f12f9ba7c591042045e63ea3587a5e1. Chain 2 (Bitcoin): anchored in block 957888 (2026-07-13T17:43:59Z), 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/MXF019901309.
  date published: 2026-07-13T17:43:59Z
audio: Las Hojas Muertas
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.15
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 1
  additional property: Danceability
    type: PropertyValue
    value: 0.211
  additional property: Energy
    type: PropertyValue
    value: 0.467
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.319
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.601
  additional property: Liveness
    type: PropertyValue
    value: 0.131
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.086
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.625
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Fiesta Para Cuerdas
type: MusicRecording
duration: PT3M18S
duration ms: 198506
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF010001649
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-19T23:16:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb907ee681d41c98a0151db68afe241c32d06183c33e2af80d4e9941c39e52648
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958798
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958798
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001649
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T02:18:18Z
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 0xb907ee681d41c98a0151db68afe241c32d06183c33e2af80d4e9941c39e52648. Chain 2 (Bitcoin): anchored in block 958798 (2026-07-20T02:18:18Z), 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/MXF010001649.
  date published: 2026-07-20T02:18:18Z
audio: Fiesta Para Cuerdas
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 84.229
  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: 0.329
  additional property: Energy
    type: PropertyValue
    value: 0.453
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.803
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.499
  additional property: Liveness
    type: PropertyValue
    value: 0.044
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.203
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.939
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Rio de Luna (Moon River)
type: MusicRecording
duration: PT3M43S
duration ms: 223200
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF019901307
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T14:04:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde3d54d8ff4c6f042aaa9b3a7ccb75aeedd169b909915fcae6013b66f4bd3dd6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958563
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958563
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF019901307
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T14:29:03Z
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 0xde3d54d8ff4c6f042aaa9b3a7ccb75aeedd169b909915fcae6013b66f4bd3dd6. Chain 2 (Bitcoin): anchored in block 958563 (2026-07-18T14:29:03Z), 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/MXF019901307.
  date published: 2026-07-18T14:29:03Z
audio: Rio de Luna (Moon River)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 84.211
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.14
  additional property: Energy
    type: PropertyValue
    value: 0.26
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.93
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.375
  additional property: Liveness
    type: PropertyValue
    value: 0.072
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.166
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.552
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Mentira (Se Te Olvida)
type: MusicRecording
duration: PT3M35S
duration ms: 215426
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF010001670
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-20T10:14:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x06a58417708252a75efaa59bf352199ccfc149914703e47129ffbbeabeb06535
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958867
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958867
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001670
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T13:09:02Z
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 0x06a58417708252a75efaa59bf352199ccfc149914703e47129ffbbeabeb06535. Chain 2 (Bitcoin): anchored in block 958867 (2026-07-20T13:09:02Z), 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/MXF010001670.
  date published: 2026-07-20T13:09:02Z
audio: La Mentira (Se Te Olvida)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.55
  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: 0.366
  additional property: Energy
    type: PropertyValue
    value: 0.383
  additional property: Speechiness
    type: PropertyValue
    value: 0.025
  additional property: Acousticness
    type: PropertyValue
    value: 0.561
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.463
  additional property: Liveness
    type: PropertyValue
    value: 0.174
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.367
  additional property: Loudness (dB)
    type: PropertyValue
    value: -8.318
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Minor

El Hombre que Amo
type: MusicRecording
duration: PT3M15S
duration ms: 195106
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF010001671
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T01:13:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe993469633e00f8e3163d62fe715d1b2a70a48b4dfebadcbf3fc00b2c9a3cd5d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958224
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958224
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001671
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-16T02:28:43Z
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 0xe993469633e00f8e3163d62fe715d1b2a70a48b4dfebadcbf3fc00b2c9a3cd5d. Chain 2 (Bitcoin): anchored in block 958224 (2026-07-16T02:28:43Z), 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/MXF010001671.
  date published: 2026-07-16T02:28:43Z
audio: El Hombre que Amo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 78.564
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.224
  additional property: Energy
    type: PropertyValue
    value: 0.42
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.902
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.751
  additional property: Liveness
    type: PropertyValue
    value: 0.322
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.127
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.08
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Ramona
type: MusicRecording
duration: PT3M23S
duration ms: 203933
explicit: false
by artist: Los Violines de Villafontana
in album: RCA 100 Años de Música
  type: MusicAlbum
  date published: 2001-11-07
genre: orchestra
isrc code: MXF010001657
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-18T19:56:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe7336e080b3f184053cd88b134e4201a228bb15cea00a58ae5421ef429890013
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958612
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958612
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001657
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T21:29:37Z
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 0xe7336e080b3f184053cd88b134e4201a228bb15cea00a58ae5421ef429890013. Chain 2 (Bitcoin): anchored in block 958612 (2026-07-18T21:29:37Z), 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/MXF010001657.
  date published: 2026-07-18T21:29:37Z
audio: Ramona
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 77.073
  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: 0.166
  additional property: Energy
    type: PropertyValue
    value: 0.433
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.851
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.831
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.233
  additional property: Loudness (dB)
    type: PropertyValue
    value: -6.812
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Una Noche en Villafontana
type: MusicAlbum
date published: 2012-05-22
track: Fantasía Italiana: Torna a Sorrento - Popurrí
  type: MusicRecording
  duration: PT4M16S
  duration ms: 256279
  explicit: false
  by artist: Los Violines de Villafontana
  in album: Una Noche en Villafontana
    type: MusicAlbum
    date published: 2012-05-22
  genre: orchestra
  isrc code: MXF019600634
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T10:10:49+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9bd961279eb07f150988f7248d8c7a971999692c366c86b56628b40412825652
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956809
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956809
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF019600634
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T11:54:06Z
  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 0x9bd961279eb07f150988f7248d8c7a971999692c366c86b56628b40412825652. Chain 2 (Bitcoin): anchored in block 956809 (2026-07-20T11:54:06Z), 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/MXF019600634.
    date published: 2026-07-20T11:54:06Z
  audio: Fantasía Italiana: Torna a Sorrento - Popurrí
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 72.077
    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: 0.214
    additional property: Energy
      type: PropertyValue
      value: 0.337
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.882
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.05
    additional property: Liveness
      type: PropertyValue
      value: 0.125
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.236
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.438
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major

Fantasía en Cuerdas
type: MusicAlbum
date published: 2012-09-18

5 Años de Éxito
type: MusicAlbum
date published: 2012-11-15

Violines Mágicos
type: MusicAlbum
date published: 2012-12-10
track: Concierto No. 2 En Do Menor
  type: MusicRecording
  duration: PT5M21S
  duration ms: 321240
  explicit: false
  by artist: Los Violines de Villafontana
  in album: Violines Mágicos
    type: MusicAlbum
    date published: 2012-12-10
  genre: orchestra
  isrc code: MXF015600134
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-20T06:03:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdc89e0c88e6c29d0b29003c6cc00269fbf7cc96fae4e7a60cbb6d08cceeabb1e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958838
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958838
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF015600134
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-20T07:01:21Z
  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 0xdc89e0c88e6c29d0b29003c6cc00269fbf7cc96fae4e7a60cbb6d08cceeabb1e. Chain 2 (Bitcoin): anchored in block 958838 (2026-07-20T07:01:21Z), 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/MXF015600134.
    date published: 2026-07-20T07:01:21Z
  audio: Concierto No. 2 En Do Menor
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 106.694
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.226
    additional property: Energy
      type: PropertyValue
      value: 0.253
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.897
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.901
    additional property: Liveness
      type: PropertyValue
      value: 0.086
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.1
    additional property: Loudness (dB)
      type: PropertyValue
      value: -14.305
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Popurrí Número 2 - Gershwin
  type: MusicRecording
  duration: PT3M16S
  duration ms: 196400
  explicit: false
  by artist: Los Violines de Villafontana
  in album: Violines Mágicos
    type: MusicAlbum
    date published: 2012-12-10
  genre: orchestra
  isrc code: MXF015600135
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-18T07:16:50+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x29a3a7732a78c174427be8d5a0c5c866ca3ee796fa0efc86049f4a41639866f0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958517
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958517
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF015600135
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-18T07:54:29Z
  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 0x29a3a7732a78c174427be8d5a0c5c866ca3ee796fa0efc86049f4a41639866f0. Chain 2 (Bitcoin): anchored in block 958517 (2026-07-18T07:54:29Z), 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/MXF015600135.
    date published: 2026-07-18T07:54:29Z
  audio: Popurrí Número 2 - Gershwin
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 101.179
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.201
    additional property: Energy
      type: PropertyValue
      value: 0.315
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.32
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.303
    additional property: Liveness
      type: PropertyValue
      value: 0.095
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.323
    additional property: Loudness (dB)
      type: PropertyValue
      value: -13.568
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Fantasía Mexicana
  type: MusicRecording
  duration: PT5M41S
  duration ms: 341400
  explicit: false
  by artist: Los Violines de Villafontana
  in album: Violines Mágicos
    type: MusicAlbum
    date published: 2012-12-10
  genre: orchestra
  isrc code: MXF015600136
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T00:10:54+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x37319003c029a2b7285bcc78c1e5af180895c5bdc1f5573029ee89afef50eb6c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958690
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958690
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Fantasía Mexicana
track: Popurrí Frances No.1

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF015600136

OTSTimestamp
type: PropertyValue
value: 2026-07-19T07:14:39Z

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 0x37319003c029a2b7285bcc78c1e5af180895c5bdc1f5573029ee89afef50eb6c. Chain 2 (Bitcoin): anchored in block 958690 (2026-07-19T07:14:39Z), 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/MXF015600136.
date published: 2026-07-19T07:14:39Z

Fantasía Mexicana
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 79.585
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: 0.17
additional property: Energy
  type: PropertyValue
  value: 0.256
additional property: Speechiness
  type: PropertyValue
  value: 0.035
additional property: Acousticness
  type: PropertyValue
  value: 0.806
additional property: Instrumentalness
  type: PropertyValue
  value: 0.624
additional property: Liveness
  type: PropertyValue
  value: 0.126
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.28
additional property: Loudness (dB)
  type: PropertyValue
  value: -14.141
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Major

Popurrí Frances No.1
type: MusicRecording
duration: PT3M29S
duration ms: 209546
explicit: false
by artist: Los Violines de Villafontana
in album: Violines Mágicos
  type: MusicAlbum
  date published: 2012-12-10
genre: orchestra
isrc code: MXF010001663
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-16T19:03:31+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6680eca0d73fec07344014c466076f1eb45181dbe7e3075ab5dbf8283ac0ab4f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 958373
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958373
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF010001663
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-17T06:09:33Z
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 0x6680eca0d73fec07344014c466076f1eb45181dbe7e3075ab5dbf8283ac0ab4f. Chain 2 (Bitcoin): anchored in block 958373 (2026-07-17T06:09:33Z), 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/MXF010001663.
  date published: 2026-07-17T06:09:33Z
audio: Popurrí Frances No.1
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 169.828
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.217
  additional property: Energy
    type: PropertyValue
    value: 0.195
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.834
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.114
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.202
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.774
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

La Estrella y el Canario
type: MusicAlbum
date published: 2013-01-30

Popourrí de Agustín Lara y Temas Musicales de Películas Inolvidables
type: MusicAlbum
date published: 2013-03-22
track: Popurrí: Agustín Lara (Granada / Solamente una Vez / Noche de Ronda/ Azul/ Palmera/ Mujer/ Granada)
  type: MusicRecording
  duration: PT7M55S
  duration ms: 475733
  explicit: false
  by artist: Los Violines de Villafontana
  in album: Popourrí de Agustín Lara y Temas Musicales de Películas Inolvidables
    type: MusicAlbum
    date published: 2013-03-22
  genre: orchestra
  isrc code: MXF016600281
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-17T19:59:40+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc37d1b369d731f080865b907a89e3d79bf725dbed37374891a8d364783e213c5
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958462
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958462
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF016600281
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-17T23:17:53Z
  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 0xc37d1b369d731f080865b907a89e3d79bf725dbed37374891a8d364783e213c5. Chain 2 (Bitcoin): anchored in block 958462 (2026-07-17T23:17:53Z), 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/MXF016600281.
    date published: 2026-07-17T23:17:53Z
  audio: Popurrí: Agustín Lara (Granada / Solamente una Vez / Noche de Ronda/ Azul/ Palmera/ Mujer/ Granada)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 92.378
    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: 0.14
    additional property: Energy
      type: PropertyValue
      value: 0.37
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.572
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.895
    additional property: Liveness
      type: PropertyValue
      value: 0.156
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.407
    additional property: Loudness (dB)
      type: PropertyValue
      value: -10.619
    additional property: Key Name
      type: PropertyValue
      value: G
    additional property: Mode Name
      type: PropertyValue
      value: Major

Música de Películas y Melodías Mexicanas
type: MusicAlbum
date published: 2013-05-02
track: Yo Sin Ti
  type: MusicRecording
  duration: PT4M13S
  duration ms: 253960
  explicit: false
  by artist: Los Violines de Villafontana
  in album: Música de Películas y Melodías Mexicanas
    type: MusicAlbum
    date published: 2013-05-02
  genre: orchestra
  isrc code: MXF019500891
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T07:09:32+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xdf9c06fa3c84e37f2d2d1dabc865d64c7c8a6332c4cc92201556c82c1a2ed4de
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956790
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956790
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF019500891
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-05T12:31:54Z
  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 0xdf9c06fa3c84e37f2d2d1dabc865d64c7c8a6332c4cc92201556c82c1a2ed4de. Chain 2 (Bitcoin): anchored in block 956790 (2026-07-05T12:31:54Z), 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/MXF019500891.
    date published: 2026-07-05T12:31:54Z
  audio: Yo Sin Ti
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 103.15
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 4
    additional property: Danceability
      type: PropertyValue
      value: 0.182
    additional property: Energy
      type: PropertyValue
      value: 0.206
    additional property: Speechiness
      type: PropertyValue
      value: 0.031
    additional property: Acousticness
      type: PropertyValue
      value: 0.897
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.784
    additional property: Liveness
      type: PropertyValue
      value: 0.224
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.12
    additional property: Loudness (dB)
      type: PropertyValue
      value: -17.889
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major

Villafontana Violines 70
type: MusicAlbum
date published: 2013-05-28

Los Violines de Villafontana
type: MusicAlbum
date published: 2016-06-17
track: Dos Arbolitos
  type: MusicRecording
  duration: PT4M21S
  duration ms: 261506
  explicit: false
  by artist: Los Violines de Villafontana
  in album: Los Violines de Villafontana
    type: MusicAlbum
    date published: 2016-06-17
  genre: orchestra
  isrc code: MXF019700979
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-16T19:00:20+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x278183c23820a0da5867e83c5872f5d4d8cc640d8e6fcdb5d931cf119c7f491c
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958316
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958316
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF019700979
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-16T22:14:41Z
  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 0x278183c23820a0da5867e83c5872f5d4d8cc640d8e6fcdb5d931cf119c7f491c. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T22:14:41Z), 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/MXF019700979.
    date published: 2026-07-16T22:14:41Z
  audio: Dos Arbolitos
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 131.418
    additional property: Musical Key
      type: PropertyValue
      value: 2
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.211
    additional property: Energy
      type: PropertyValue
      value: 0.144
    additional property: Speechiness
      type: PropertyValue
      value: 0.037
    additional property: Acousticness
      type: PropertyValue
      value: 0.886
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.657
    additional property: Liveness
      type: PropertyValue
      value: 0.15
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.249
    additional property: Loudness (dB)
      type: PropertyValue
      value: -19.228
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Tiernamente (Tenderly)
  type: MusicRecording
  duration: PT4M20S
  duration ms: 260160
  explicit: false
  by artist: Los Violines de Villafontana
  in album: Los Violines de Villafontana
    type: MusicAlbum
    date published: 2016-06-17
  genre: orchestra
  isrc code: MXF016300528
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-29T17:39:17+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xcae95df822697cf4445191be464a8a28ca4572801ccf98d83b0ee03be63edfca
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 956375
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/956375
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF016300528
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-02T16:51:38Z
  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 0xcae95df822697cf4445191be464a8a28ca4572801ccf98d83b0ee03be63edfca. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), 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/MXF016300528.
    date published: 2026-07-02T16:51:38Z
  audio: Tiernamente (Tenderly)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 49.69
    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 3
    additional property: Danceability
      type: PropertyValue
      value: 0.263
    additional property: Energy
      type: PropertyValue
      value: 0.069
    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.924
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.761
    additional property: Liveness
      type: PropertyValue
      value: 0.156
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.099
    additional property: Loudness (dB)
      type: PropertyValue
      value: -24.825
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Gotas de Lluvia (Raindrops Keep Falling on My Head)
  type: MusicRecording
  duration: PT3M40S
  duration ms: 220346
  explicit: false
  by artist: Los Violines de Villafontana
  in album: Los Violines de Villafontana
    type: MusicAlbum
    date published: 2016-06-17
  genre: orchestra
  isrc code: MXF017800954
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-19T00:21:35+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xf0bd38d8a355f439442562b53531feaf75ac496499d62b948749d85942157e0e
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 958631
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/958631
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Gotas de Lluvia (Raindrops Keep Falling on My Head)

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MXF017800954

OTSTimestamp
type: PropertyValue
value: 2026-07-19T00:50:09Z

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 0xf0bd38d8a355f439442562b53531feaf75ac496499d62b948749d85942157e0e. Chain 2 (Bitcoin): anchored in block 958631 (2026-07-19T00:50:09Z), 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/MXF017800954.
date published: 2026-07-19T00:50:09Z

Gotas de Lluvia (Raindrops Keep Falling on My Head)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 140.288
additional property: Musical Key
  type: PropertyValue
  value: 9
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 1
additional property: Time Signature
  type: PropertyValue
  value: 4
additional property: Danceability
  type: PropertyValue
  value: 0.49
additional property: Energy
  type: PropertyValue
  value: 0.3
additional property: Speechiness
  type: PropertyValue
  value: 0.033
additional property: Acousticness
  type: PropertyValue
  value: 0.61
additional property: Instrumentalness
  type: PropertyValue
  value: 0.801
additional property: Liveness
  type: PropertyValue
  value: 0.152
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.653
additional property: Loudness (dB)
  type: PropertyValue
  value: -13.819
additional property: Key Name
  type: PropertyValue
  value: A
additional property: Mode Name
  type: PropertyValue
  value: Major

Tesoros de Colección
type: MusicAlbum
date published: 2018-08-31
track: Villafontana
  type: MusicRecording
  duration: PT2M47S
  duration ms: 167266
  explicit: false
  by artist: Los Violines de Villafontana
  in album: Tesoros de Colección
    type: MusicAlbum
    date published: 2018-08-31
  genre: orchestra
  isrc code: MXF010001672
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-05T18:12:24+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x52584b579d3353fc749136cb9ecb2df0604bc6c8b2c3e95437c5f480af6a513c
  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/MXF010001672
  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 0x52584b579d3353fc749136cb9ecb2df0604bc6c8b2c3e95437c5f480af6a513c. 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/MXF010001672.
    date published: 2026-07-05T19:27:56Z
  audio: Villafontana
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 80.805
    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: 0.295
    additional property: Energy
      type: PropertyValue
      value: 0.442
    additional property: Speechiness
      type: PropertyValue
      value: 0.03
    additional property: Acousticness
      type: PropertyValue
      value: 0.855
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.778
    additional property: Liveness
      type: PropertyValue
      value: 0.253
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.45
    additional property: Loudness (dB)
      type: PropertyValue
      value: -8.484
    additional property: Key Name
      type: PropertyValue
      value: D
    additional property: Mode Name
      type: PropertyValue
      value: Major