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genre: classical piano
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subject of: OpenTimestamps Proof of Existence
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album: Debussy: Clair De Lune and Other Piano Favourites
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album: Joaquín Turina: Piano Works
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  track: Cinco danzas gitanas 1a serie, Op. 55: I. Zambra, A Flamenco Dance
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-08T03:20:19Z
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  track: Estudio Impromptu, Op. 56
  track: Piano Sonata No. 5, Op. 82: III. Reverie
  track: Suite Española No. 1, Op. 47: I. Granada (Serenata)
  track: Suite Española No. 1, Op. 47: II. Cataluña (Corranda)
  track: Suite Española No. 1, Op. 47: III. Sevilla (Sevillanas)
  track: Suite Española No. 1, Op. 47: V. Asturias (Leyenda)
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  track: Suite Española No. 1, Op. 47: VII. Castilla (Seguidillas)
  track: Suite Española No. 1, Op. 47: VIII.Cuba (Caprichio)
  track: Rapsodia Española, Op. 70
album: Françaix: Music for Solo Piano, Duo & Duet
album: Roger-Ducasse: The Complete Piano Music
album: Francis Shaw: Piano Concertos
album: Pnova American Piano Music Series, Vol. 7: William Grosvenor Neil "Illuminations"
album: PnOVA American Piano Music Series, Vol. 6: Kent Holliday
album: Elisabeth Lutyens: Piano Works, Volume 3
album: Piano Music of Oscar Fernândez
album: Piano Music of Radamés Gnattali
album: French Music for Two Pianos
album: Piano Music of Francisco Mignone
album: Maconchy, Lutyens & Wallen: Works for Piano & Orchestra
album: Elisabeth Lutyens: Piano Works, Volume 2
album: Discover the Piano Music of Daniel Jones
album: Daniel Jones: Rediscovered Piano Works
album: Elisabeth Lutyens: Piano Works, Volume 1
album: PnOVA American Piano Series, Vol. 5: Music by Harry Bulow, Robert Fleisher, Jonathan Newmark, Tim Reed, William Neil
album: The Best of Martin Jones: Discover Granados
album: Richardson: Piano Music
album: Discover the Piano Music of Alan Richardson
album: American Piano Series, Vol. 4: Music by Ingrid Arauco, Kent Holliday, Tim Melbinger
album: The Best of Martin Jones: Discover Guastavino
album: Joubert: Piano Concerto & Symphony No. 3
album: PnOVA American Piano Series, Vol. 3: Music by Scott Brickman, Keith Kramer, Francis Kayali, Ssu-Yu Huang, Margaret McAllister
album: Rachmaninoff: Virtuoso Arrangements for Piano by Earl Wild
album: Saint-Saëns: Music for Piano Duo and Duet, Vol. 2
album: PnOVA American Piano Music Series, Vol. 2
album: Saint-Saëns: Music for Piano Duo and Duet
album: Britten´s Blues & Cabaret Songs
album: Martin Jones 75th Birthday Tribute
album: Reizenstein: Piano Music
album: Bruce Mahin: Préludes de Paris
album: Martin Jones: Piano Classics
album: Reizenstein: Piano Music for Children
album: Sibelius: String Quartet in D minor; Delius: String Quartet; Cello Sonata
album: Esplá: Music for Piano
album: Best Of... Martin Jones
album: Mompou: The Piano Music, Vol. 2
album: Czerny: Piano Sonatas, Vol. 3
album: Carola
album: Graham Hair: Piano Music
album: Czerny: Piano Sonatas, Vol. 2
album: Neues Leben
track: Bagatelle No. 25 in A Minor, WoO 59, "Für Elise"

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Estudio Impromptu, Op. 56
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subject of: OpenTimestamps Proof of Existence
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subject of: OpenTimestamps Proof of Existence
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    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.881
  additional property: Liveness
    type: PropertyValue
    value: 0.07
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.07
  additional property: Loudness (dB)
    type: PropertyValue
    value: -34.712
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Suite Española No. 1, Op. 47: II. Cataluña (Corranda)
type: MusicRecording
duration: PT2M20S
duration ms: 140013
explicit: false
by artist: Isaac Albéniz
by artist: Martin Jones
in album: Isaac Albeniz: Piano Works
  type: MusicAlbum
  date published: 2020-06-05
genre: classical
genre: classical-piano
isrc code: GBAJU9800173
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:45:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x667639635eeb38f84ec8f3feecd1bc28f4ff094f83e50074bd509b016ceada2d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800173
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x667639635eeb38f84ec8f3feecd1bc28f4ff094f83e50074bd509b016ceada2d. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800173 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Suite Española No. 1, Op. 47: II. Cataluña (Corranda)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.779
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.382
  additional property: Energy
    type: PropertyValue
    value: 0.105
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.861
  additional property: Liveness
    type: PropertyValue
    value: 0.07
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.103
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.87
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Suite Española No. 1, Op. 47: III. Sevilla (Sevillanas)
type: MusicRecording
duration: PT4M36S
duration ms: 276000
explicit: false
by artist: Isaac Albéniz
by artist: Martin Jones
in album: Isaac Albeniz: Piano Works
  type: MusicAlbum
  date published: 2020-06-05
genre: classical
genre: classical-piano
isrc code: GBAJU9800174
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:12:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xde2c7daa6bc7bd08f6d8b6b599529ccba8bcb3e64093a5097b4cbd26b194b6cc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800174
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde2c7daa6bc7bd08f6d8b6b599529ccba8bcb3e64093a5097b4cbd26b194b6cc. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800174 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Suite Española No. 1, Op. 47: III. Sevilla (Sevillanas)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.72
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.351
  additional property: Energy
    type: PropertyValue
    value: 0.109
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.991
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.926
  additional property: Liveness
    type: PropertyValue
    value: 0.151
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.085
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.14
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Suite Española No. 1, Op. 47: V. Asturias (Leyenda)
type: MusicRecording
duration: PT6M59S
duration ms: 419040
explicit: false
by artist: Isaac Albéniz
by artist: Martin Jones
in album: Isaac Albeniz: Piano Works
  type: MusicAlbum
  date published: 2020-06-05
genre: classical
genre: classical-piano
isrc code: GBAJU9800176
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:07:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x46a4540bb07311c7ffaef50b92749108e3f109d477b4073dc458dcf7919311c1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957055
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957055
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800176
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T15:12:44Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46a4540bb07311c7ffaef50b92749108e3f109d477b4073dc458dcf7919311c1. Chain 2 (Bitcoin): anchored in block 957055 (2026-07-07T15:12:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800176 — a six-check JSON result.
  date published: 2026-07-07T15:12:44Z
audio: Suite Española No. 1, Op. 47: V. Asturias (Leyenda)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 120.469
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.408
  additional property: Energy
    type: PropertyValue
    value: 0.111
  additional property: Speechiness
    type: PropertyValue
    value: 0.071
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.917
  additional property: Liveness
    type: PropertyValue
    value: 0.124
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.316
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.293
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Suite Española No. 1, Op. 47: VI. Aragón (Fantasia)
type: MusicRecording
duration: PT4M33S
duration ms: 273920
explicit: false
by artist: Isaac Albéniz
by artist: Martin Jones
in album: Isaac Albeniz: Piano Works
  type: MusicAlbum
  date published: 2020-06-05
genre: classical
genre: classical-piano
isrc code: GBAJU9800177
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T06:43:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa5b5b64824e45b7409a7db7a99a05fbd29e580ca885ec9304170476cf5f17518
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960362
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960362
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800177
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T06:58:00Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5b5b64824e45b7409a7db7a99a05fbd29e580ca885ec9304170476cf5f17518. Chain 2 (Bitcoin): anchored in block 960362 (2026-07-31T06:58:00Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800177 — a six-check JSON result.
  date published: 2026-07-31T06:58:00Z
audio: Suite Española No. 1, Op. 47: VI. Aragón (Fantasia)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.142
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.401
  additional property: Energy
    type: PropertyValue
    value: 0.129
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.873
  additional property: Liveness
    type: PropertyValue
    value: 0.074
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.058
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.298
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Suite Española No. 1, Op. 47: VII. Castilla (Seguidillas)
type: MusicRecording
duration: PT2M52S
duration ms: 172013
explicit: false
by artist: Isaac Albéniz
by artist: Martin Jones
in album: Isaac Albeniz: Piano Works
  type: MusicAlbum
  date published: 2020-06-05
genre: classical
genre: classical-piano
isrc code: GBAJU9800178
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T19:08:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc7e8240c444b7dcc0c0e5b517319e9d4d451374952972ef7905545317f810425
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960455
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960455
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800178
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T19:53:13Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7e8240c444b7dcc0c0e5b517319e9d4d451374952972ef7905545317f810425. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800178 — a six-check JSON result.
  date published: 2026-07-31T19:53:13Z
audio: Suite Española No. 1, Op. 47: VII. Castilla (Seguidillas)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.62
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.525
  additional property: Energy
    type: PropertyValue
    value: 0.212
  additional property: Speechiness
    type: PropertyValue
    value: 0.092
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.914
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.542
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.923
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Suite Española No. 1, Op. 47: VIII.Cuba (Caprichio)
type: MusicRecording
duration: PT4M54S
duration ms: 294413
explicit: false
by artist: Isaac Albéniz
by artist: Martin Jones
in album: Isaac Albeniz: Piano Works
  type: MusicAlbum
  date published: 2020-06-05
genre: classical
genre: classical-piano
isrc code: GBAJU9800179
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T15:42:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0dfb46f8468ee796bf2ebdb1568215726f97ffd94ab2522768cd1ec9fcacecaf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960427
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960427
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800179
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:59:18Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dfb46f8468ee796bf2ebdb1568215726f97ffd94ab2522768cd1ec9fcacecaf. Chain 2 (Bitcoin): anchored in block 960427 (2026-07-31T15:59:18Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU9800179 — a six-check JSON result.
  date published: 2026-07-31T15:59:18Z
audio: Suite Española No. 1, Op. 47: VIII.Cuba (Caprichio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.847
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.237
  additional property: Energy
    type: PropertyValue
    value: 0.05
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.862
  additional property: Liveness
    type: PropertyValue
    value: 0.159
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.201
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.53
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Rapsodia Española, Op. 70
type: MusicRecording
duration: PT12M46S
duration ms: 766400
explicit: false
by artist: Isaac Albéniz
by artist: Martin Jones
in album: Isaac Albeniz: Piano Works
  type: MusicAlbum
  date published: 2020-06-05
genre: classical
genre: classical-piano
isrc code: GBAJU2000195
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T21:56:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa82bde26f58db13ebefe653da2339bf393bd293d4991ef030fd7a5700a1272bc
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJU2000195
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-07-08T03:22:41Z
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Françaix: Music for Solo Piano, Duo & Duet
type: MusicAlbum
date published: 2012-04-01

Roger-Ducasse: The Complete Piano Music
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date published: 2015-06-01
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    date published: 2026-07-31T08:26:41Z
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Francis Shaw: Piano Concertos
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Pnova American Piano Music Series, Vol. 7: William Grosvenor Neil "Illuminations"
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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PnOVA American Piano Music Series, Vol. 6: Kent Holliday
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Elisabeth Lutyens: Piano Works, Volume 3
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Piano Music of Oscar Fernândez
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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Piano Music of Radamés Gnattali
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date published: 2023-10-06

French Music for Two Pianos
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T15:20:15Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-30T00:16:15Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T02:51:48Z
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Maconchy, Lutyens & Wallen: Works for Piano & Orchestra
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Elisabeth Lutyens: Piano Works, Volume 2
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Discover the Piano Music of Daniel Jones
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Daniel Jones: Rediscovered Piano Works
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Elisabeth Lutyens: Piano Works, Volume 1
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PnOVA American Piano Series, Vol. 5: Music by Harry Bulow, Robert Fleisher, Jonathan Newmark, Tim Reed, William Neil
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The Best of Martin Jones: Discover Granados
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Richardson: Piano Music
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Discover the Piano Music of Alan Richardson
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American Piano Series, Vol. 4: Music by Ingrid Arauco, Kent Holliday, Tim Melbinger
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The Best of Martin Jones: Discover Guastavino
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Joubert: Piano Concerto & Symphony No. 3
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PnOVA American Piano Series, Vol. 3: Music by Scott Brickman, Keith Kramer, Francis Kayali, Ssu-Yu Huang, Margaret McAllister
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Rachmaninoff: Virtuoso Arrangements for Piano by Earl Wild
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Saint-Saëns: Music for Piano Duo and Duet, Vol. 2
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PnOVA American Piano Music Series, Vol. 2
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date published: 2026-07-31T08:26:41Z

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Britten´s Blues & Cabaret Songs
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Martin Jones 75th Birthday Tribute
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Reizenstein: Piano Music
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Bruce Mahin: Préludes de Paris
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Martin Jones: Piano Classics
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Reizenstein: Piano Music for Children
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Sibelius: String Quartet in D minor; Delius: String Quartet; Cello Sonata
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Esplá: Music for Piano
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Best Of... Martin Jones
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Mompou: The Piano Music, Vol. 2
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Czerny: Piano Sonatas, Vol. 3
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Carola
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Graham Hair: Piano Music
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Czerny: Piano Sonatas, Vol. 2
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Neues Leben
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