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album: Essential Classical Pieces on Piano
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  date published: 2024-02-09
  track: Air Piano Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano by Svetoslav Karparov)
  track: Ode to Joy Piano Variation (From Symphony No. 9, Op. 125, Arr. for Piano by Svetoslav Karparov)
  track: Wiegenlied Variation (From Fünf Lieder, Op. 49, Arr. for Piano by Svetoslav Karparov)
  track: Moonlight Sonata Variation (From Piano Sonata No. 14, Op. 27, Arr. by Svetoslav Karparov)
  track: Ave Maria Variation (From Méditation sur le Premier Prélude de Piano de Bach, CG 89, Arr. for Piano and Violin by Svetoslav Karparov)
  track: Canon in D Variation (From Canon in D Major, P. 37/T. 337, Arr. for Piano and Violin by Svetoslav Karparov)
  track: Mozart Lacrimosa Variation (From Requiem, K. 626, Arr. for Piano and Cello by Svetoslav Karparov)
  track: Morning Mood Variation (From Peer Gynt Suite No. 1, Op. 46, Arr. for Piano by Svetoslav Karparov)
  track: Adagio Variation (From Adagio in G Minor, Arr. for Violin and Piano by Svetoslav Karparov)
  track: Mozart Symphony 40 Variation (From Symphony No. 40, K. 550, Arr. for Piano by Svetoslav Karparov)
  track: Eine Kleine Nachtmusik Variation (From Serenade No. 13, K. 525, Arr. for Piano by Svetoslav Karparov)
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    audio: Eine Kleine Nachtmusik Variation (From Serenade No. 13, K. 525, Arr. for Piano by Svetoslav Karparov)
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  track: Air Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano and Cello by Svetoslav Karparov)
  track: Für Elise Variation (From Bagatelle in A Minor, WoO 59, Arr. by Svetoslav Karparov)
  track: Beethoven's Fifth Variation (From Symphony No. 5, Op. 67, Arr. for Piano by Svetoslav Karparov)
  track: Walkürenritt (From The Valkyrie, WWV 86b, Arr. for Piano by Svetoslav Karparov)
  track: Aria Variation (From Goldberg Variations, BWV 988, Arr. for Piano by Svetoslav Karparov)
  track: The Swan Piano Variation (From The Carnival of the Animals, R.125, Arr. for Piano by Svetoslav Karparov)
  track: The Moldau Piano Variation (From Ma Vlast, JB 1:112, Arr. for Piano by Svetoslav Karparov)
  track: Pas De Deux Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
  track: The Nutcracker March Variation (From The Nutcracker, Op. 71/TH 14, Arr. for Piano by Svetoslav Karparov)
  track: Lascia ch'io pianga Variation (From Rinaldo, HWV 7b, Arr. for Piano by Svetoslav Karparov)
  track: Wedding March Variation (From A Midsummer Night's Dream, Op. 61, Arr. for Piano by Svetoslav Karparov)
  track: Dance of the Flutes Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
  track: The Sorcerer's Apprentice Variation (From L'Apprenti Sorcier, Arr. for Piano by Svetoslav Karparov)
  track: The Winter Allegro Variation (From The Four Seasons, RV 297/Op. 8, No. 4, Arr. for Piano by Svetoslav Karparov)
  track: The Summer Presto Variation (From The Four Seasons, RV 315/Op. 8, No. 2, Arr. for Piano by Svetoslav Karparov)
  track: The Flight of the Bumblebee (From The Tale of Tsar Saltan, Op. 57, Arr. for Piano by S. Rachmaninov)
album: Lullaby Piano Classics
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  date published: 2025-09-26
  track: Romance in E Minor, S.169/LW.A148
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  track: Mahler Adagietto Variation (From Symphony No. 5 in C-Sharp Minor, Arr. for Violin and Piano by Jan-Peter Klöpfel)
  track: Elgar Salut d'amour Piano Variation (From Op. 12, Arr. for Piano by Jan-Peter Klöpfel)
  track: Mozart Lullaby Variation (From Wiegenlied, K. 350, Arr. for Piano by Jan-Peter Klöpfel)
  track: Mozart Zauberflöte Lullaby (From Die Zauberflöte, K. 620: Der Vogelfänger bin ich ja, Arr. for Piano by Jan-Peter Klöpfel)
  track: Strauss Lullaby Variation (From Fünf Lieder, Op. 41, Arr. for Piano by Tim Allhoff)
  track: Mendelssohn Variation (From Violin Concerto, Op.64/ MWV O14, Arr. for Piano by Jan-Peter Klöpfel)
  track: Verdi La Traviata Variation (From La Traviata: Libiamo ne' lieti calici, Arr. for 2 Pianos by Tim Allhoff)
  track: Dvorák Serenade Piano Variation (From Serenade for Strings, Op. 22, Arr. for Piano by Jan-Peter Klöpfel)
  track: Barber Adagio Piano Variation (From Adagio for Strings, Op. 11, Arr. for Piano by Jan-Peter Klöpfel)
  track: Monteverdi Madrigali Amorosi Variation (From Madrigals, Book 5, SV 94-106, Arr. for 2 Pianos by Tim Allhoff)
  track: Wagner Rheingold Vorspiel Variation (From Rheingold, WWV 86a, Arr. for 2 Pianos by Jan-Peter Klöpfel)
  track: Fauré Après Un Rêve Piano Variation (From 3 Songs, Op. 7, Arr. for Piano by Jan-Peter Klöpfel)
  track: Album de pièces faciles pour la jeunesse: I. Valse. Moderato in G Major
  track: Feuilles d'automne, Op. 29: III. Con afflizione
  track: Rachmaninov Preghiera Piano Variation (From Piano Concerto No. 2, Op. 18, Arr. for Piano by Jan-Peter Klöpfel)
  track: Prokofiev Dance of the Knights Piano Variation (From Romeo and Juliet, Op. 64, Arr. for Piano by Jan-Peter Klöpfel)
  track: Arioso Variation (From Ich steh mit einem Fuß im Grabe, BWV 156, Arr. for Piano by Jan-Peter Klöpfel)
  track: Puccini Tosca Te Deum Variation (From Tosca, H.146, Arr. for 2 Pianos by Tim Allhoff)
  track: La donna è mobile Piano Variation (From Rigoletto, Arr. for Piano by Jan-Peter Klöpfel)
  track: Valse mélancolique
  track: Vocalise Piano Variation (From Romances, Op. 34, No. 14, Arr. for Piano by Jan-Peter Klöpfel)
  track: Bach Ouverture Piano Variation (From Orchestral Suite No. 2 in B Minor, BWV 1067, Arr. for Piano by Jan-Peter Klöpfel)
  track: Tchaikovsky: Swan Lake Piano Variation (From Swan Lake, Op. 20a, Arr. for Piano by Jan-Peter Klöpfel)
  track: Shostakovich Jazz Waltz Piano Variation (From Jazz Suite No.2, Arr. for Piano by Jan-Peter Klöpfel)
  track: Debussy Sunken Cathedral Variation (From Préludes, CD 125/L. 117, No. 10, Arr. for Piano by Jan-Peter Klöpfel)
  track: The Well-Tempered Clavier, Book I: Prelude and Fugue No. 1 in C Major, BWV 846: I. Prelude

Air Piano Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano by Svetoslav Karparov)
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  date published: 2026-07-07T09:18:01Z
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Ode to Joy Piano Variation (From Symphony No. 9, Op. 125, Arr. for Piano by Svetoslav Karparov)
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  date published: 2026-07-08T03:20:19Z
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Wiegenlied Variation (From Fünf Lieder, Op. 49, Arr. for Piano by Svetoslav Karparov)
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  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300116
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x52307808c3cf8f96198736d6ebe7dc8fa9ee3487271b5deaeb637bc150153cfd. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), 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/DEE862300116.
  date published: 2026-07-08T03:53:27Z
audio: Wiegenlied Variation (From Fünf Lieder, Op. 49, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 96.898
  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: 0.381
  additional property: Energy
    type: PropertyValue
    value: 0.025
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.909
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.142
  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.063
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Moonlight Sonata Variation (From Piano Sonata No. 14, Op. 27, Arr. by Svetoslav Karparov)
type: MusicRecording
duration: PT3M24S
duration ms: 204926
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical piano
isrc code: DEE862300345
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T21:14:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcc3e809874327bfbe1a458098c7dc12b79d6a776d375c9bfc4d9edfc0563a911
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300345
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc3e809874327bfbe1a458098c7dc12b79d6a776d375c9bfc4d9edfc0563a911. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300345.
  date published: 2026-07-08T03:20:19Z
audio: Moonlight Sonata Variation (From Piano Sonata No. 14, Op. 27, Arr. by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.197
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.309
  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.99
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.907
  additional property: Liveness
    type: PropertyValue
    value: 0.166
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.732
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Ave Maria Variation (From Méditation sur le Premier Prélude de Piano de Bach, CG 89, Arr. for Piano and Violin by Svetoslav Karparov)
type: MusicRecording
duration: PT2M20S
duration ms: 140200
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical piano
isrc code: DEE862300359
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T04:11:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xca042ad83f39e0a12c2c7fe769a98c5b3734f744111cfeb7632b8a664023f6f7
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300359
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 953520
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T13:32:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca042ad83f39e0a12c2c7fe769a98c5b3734f744111cfeb7632b8a664023f6f7. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DEE862300359.
  date published: 2026-07-08T03:22:41Z
audio: Ave Maria Variation (From Méditation sur le Premier Prélude de Piano de Bach, CG 89, Arr. for Piano and Violin by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 102.377
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.185
  additional property: Energy
    type: PropertyValue
    value: 0.104
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.923
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.24
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.129
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.255
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Canon in D Variation (From Canon in D Major, P. 37/T. 337, Arr. for Piano and Violin by Svetoslav Karparov)
type: MusicRecording
duration: PT2M18S
duration ms: 138040
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical piano
isrc code: DEE862300365
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T17:17:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x245dd7ad71268554e548c6fadb817f69942bb40b0bb9f3b473a36eb41a67ed44
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300365
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07+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: 953513
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:47:07+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 0x245dd7ad71268554e548c6fadb817f69942bb40b0bb9f3b473a36eb41a67ed44. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300365.
  date published: 2026-07-07T16:07:00Z
audio: Canon in D Variation (From Canon in D Major, P. 37/T. 337, Arr. for Piano and Violin by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.897
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.299
  additional property: Energy
    type: PropertyValue
    value: 0.085
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.075
  additional property: Liveness
    type: PropertyValue
    value: 0.123
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.243
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.94
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Mozart Lacrimosa Variation (From Requiem, K. 626, Arr. for Piano and Cello by Svetoslav Karparov)
type: MusicRecording
duration: PT2M57S
duration ms: 177770
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical piano
isrc code: DEE862300353
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T08:10:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2bf047921ded6bab95503849d245492cb785ed85eb19e174e0e2301f02d3785c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300353
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956302
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T03:30:09+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bf047921ded6bab95503849d245492cb785ed85eb19e174e0e2301f02d3785c. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), 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/DEE862300353.
  date published: 2026-07-08T03:22:41Z
audio: Mozart Lacrimosa Variation (From Requiem, K. 626, Arr. for Piano and Cello by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 91.834
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.283
  additional property: Energy
    type: PropertyValue
    value: 0.06
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.985
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.86
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.064
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.291
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Morning Mood Variation (From Peer Gynt Suite No. 1, Op. 46, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT2M7S
duration ms: 127190
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical piano
isrc code: DEE862201062
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T21:49:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8ff898e440669ef1bb81899d64ebeadeaaab18368e4227dac18b25e1a8d7fbde
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/DEE862201062
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
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: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+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 0x8ff898e440669ef1bb81899d64ebeadeaaab18368e4227dac18b25e1a8d7fbde. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201062.
  date published: 2026-07-08T03:20:19Z
audio: Morning Mood Variation (From Peer Gynt Suite No. 1, Op. 46, Arr. for Piano by Svetoslav Karparov)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.372
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.282
  additional property: Energy
    type: PropertyValue
    value: 0.129
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.874
  additional property: Liveness
    type: PropertyValue
    value: 0.108
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.873
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Adagio Variation (From Adagio in G Minor, Arr. for Violin and Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT3M12S
duration ms: 192080
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical piano
isrc code: DEE862201001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-05T21:11:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x67380a3da4f48428df75baa0fb5df8b7e6b479ce188e96724d36e51ab2396edb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953513
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862201001
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07+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: 953513
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-06-13T12:47:07+00:00
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Adagio Variation (From Adagio in G Minor, Arr. for Violin and Piano by Svetoslav Karparov)
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Mozart Symphony 40 Variation (From Symphony No. 40, K. 550, Arr. for Piano by Svetoslav Karparov)
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duration: PT2M41S
duration ms: 161400
explicit: false
by artist: Gabriele Bagnati
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  date published: 2024-02-09
genre: classical piano
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Mozart Symphony 40 Variation (From Symphony No. 40, K. 550, Arr. for Piano by Svetoslav Karparov)
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Air Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano and Cello by Svetoslav Karparov)
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duration: PT2M39S
duration ms: 159378
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
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  date published: 2024-02-09
genre: classical piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Air Variation (From Orchestral Suite No. 3, BWV 1068, Arr. for Piano and Cello by Svetoslav Karparov)
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Für Elise Variation (From Bagatelle in A Minor, WoO 59, Arr. by Svetoslav Karparov)
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duration: PT2M40S
duration ms: 160920
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
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  date published: 2024-02-09
genre: classical piano
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additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Für Elise Variation (From Bagatelle in A Minor, WoO 59, Arr. by Svetoslav Karparov)
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Beethoven's Fifth Variation (From Symphony No. 5, Op. 67, Arr. for Piano by Svetoslav Karparov)
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duration: PT3M3S
duration ms: 183560
explicit: false
by artist: Gabriele Bagnati
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genre: classical piano
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Beethoven's Fifth Variation (From Symphony No. 5, Op. 67, Arr. for Piano by Svetoslav Karparov)
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Walkürenritt (From The Valkyrie, WWV 86b, Arr. for Piano by Svetoslav Karparov)
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duration: PT1M45S
duration ms: 105480
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
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  date published: 2024-02-09
genre: classical piano
isrc code: DEE862300347
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Walkürenritt (From The Valkyrie, WWV 86b, Arr. for Piano by Svetoslav Karparov)
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Aria Variation (From Goldberg Variations, BWV 988, Arr. for Piano by Svetoslav Karparov)
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duration: PT2M11S
duration ms: 131160
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
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  date published: 2024-02-09
genre: classical piano
isrc code: DEE862300120
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x839f778fad5c2bcb2ae648b070b54d0647060f690a42a75cdf33cf8ac9da0b74. 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 via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862300120.
  date published: 2026-07-08T03:20:19Z
audio: Aria Variation (From Goldberg Variations, BWV 988, Arr. for Piano by Svetoslav Karparov)
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  additional property: Musical Key
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The Swan Piano Variation (From The Carnival of the Animals, R.125, Arr. for Piano by Svetoslav Karparov)
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  date published: 2026-07-29T21:51:49Z
audio: The Swan Piano Variation (From The Carnival of the Animals, R.125, Arr. for Piano by Svetoslav Karparov)
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The Moldau Piano Variation (From Ma Vlast, JB 1:112, Arr. for Piano by Svetoslav Karparov)
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  date published: 2026-07-30T02:05:19Z
audio: The Moldau Piano Variation (From Ma Vlast, JB 1:112, Arr. for Piano by Svetoslav Karparov)
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Pas De Deux Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
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genre: classical piano
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  date published: 2026-07-30T00:39:11Z
audio: Pas De Deux Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
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The Nutcracker March Variation (From The Nutcracker, Op. 71/TH 14, Arr. for Piano by Svetoslav Karparov)
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  date published: 2026-07-30T05:43:45Z
audio: The Nutcracker March Variation (From The Nutcracker, Op. 71/TH 14, Arr. for Piano by Svetoslav Karparov)
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Lascia ch'io pianga Variation (From Rinaldo, HWV 7b, Arr. for Piano by Svetoslav Karparov)
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  date published: 2026-07-30T14:36:16Z
audio: Lascia ch'io pianga Variation (From Rinaldo, HWV 7b, Arr. for Piano by Svetoslav Karparov)
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Wedding March Variation (From A Midsummer Night's Dream, Op. 61, Arr. for Piano by Svetoslav Karparov)
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  date published: 2026-07-31T00:26:26Z
audio: Wedding March Variation (From A Midsummer Night's Dream, Op. 61, Arr. for Piano by Svetoslav Karparov)
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Dance of the Flutes Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
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  date published: 2026-07-30T12:45:34Z
audio: Dance of the Flutes Variation (From The Nutcracker, Op. 71, Arr. for Piano by Svetoslav Karparov)
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additional property: OTSTimestamp
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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

The Sorcerer's Apprentice Variation (From L'Apprenti Sorcier, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT2M9S
duration ms: 129960
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical piano
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4c704f4b5f44dd0e381f9c2af499e6cf75b5249db35a47d60c71ba2b308af0d. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/DEE862300351.
  date published: 2026-07-30T14:36:16Z
audio: The Sorcerer's Apprentice Variation (From L'Apprenti Sorcier, Arr. for Piano by Svetoslav Karparov)
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additional property: OTSTimestamp
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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

The Winter Allegro Variation (From The Four Seasons, RV 297/Op. 8, No. 4, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT2M51S
duration ms: 171840
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical piano
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x942bf2b391a176531cfb142a9387e378e67718ae04bdc051b22f435502decaa0. Chain 2 (Bitcoin): anchored in block 960321 (2026-07-30T22:27:30Z), 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/DEE862300357.
  date published: 2026-07-30T22:27:30Z
audio: The Winter Allegro Variation (From The Four Seasons, RV 297/Op. 8, No. 4, Arr. for Piano by Svetoslav Karparov)
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additional property: OTSTimestamp
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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

The Summer Presto Variation (From The Four Seasons, RV 315/Op. 8, No. 2, Arr. for Piano by Svetoslav Karparov)
type: MusicRecording
duration: PT2M31S
duration ms: 151283
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38f0b19d948244d5709f6d9409f912abdf6c3f5171f99e57869e64a7c455dd1f. Chain 2 (Bitcoin): anchored in block 960311 (2026-07-30T20:45:02Z), 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/DEE862201043.
  date published: 2026-07-30T20:45:02Z
audio: The Summer Presto Variation (From The Four Seasons, RV 315/Op. 8, No. 2, Arr. for Piano by Svetoslav Karparov)
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additional property: OTSTimestamp
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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

The Flight of the Bumblebee (From The Tale of Tsar Saltan, Op. 57, Arr. for Piano by S. Rachmaninov)
type: MusicRecording
duration: PT1M14S
duration ms: 74000
explicit: false
by artist: Gabriele Bagnati
in album: Essential Classical Pieces on Piano
  type: MusicAlbum
  date published: 2024-02-09
genre: classical piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x853b28f2bead0d704455ca2fdc63909df6b6c896b4e6d89192e83d7f8d0d28d8. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/DEE862300335.
  date published: 2026-07-30T14:36:16Z
audio: The Flight of the Bumblebee (From The Tale of Tsar Saltan, Op. 57, Arr. for Piano by S. Rachmaninov)
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Mahler Adagietto Variation (From Symphony No. 5 in C-Sharp Minor, Arr. for Violin and Piano by Jan-Peter Klöpfel)
type: MusicRecording
duration: PT2M16S
duration ms: 136120
explicit: false
by artist: Gabriele Bagnati
in album: Pianoforte
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genre: classical piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-04T11:19:20Z
audio: Mahler Adagietto Variation (From Symphony No. 5 in C-Sharp Minor, Arr. for Violin and Piano by Jan-Peter Klöpfel)
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Mozart Lullaby Variation (From Wiegenlied, K. 350, Arr. for Piano by Jan-Peter Klöpfel)
type: MusicRecording
duration: PT1M21S
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genre: classical piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-05T10:01:46Z
audio: Mozart Lullaby Variation (From Wiegenlied, K. 350, Arr. for Piano by Jan-Peter Klöpfel)
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Mozart Zauberflöte Lullaby (From Die Zauberflöte, K. 620: Der Vogelfänger bin ich ja, Arr. for Piano by Jan-Peter Klöpfel)
type: MusicRecording
duration: PT2M6S
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genre: classical piano
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  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
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0eaca1d7372f2e604986aeaecf42cdc3e5a652e799817d76e48131e8fa6e153a. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), 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/DEE862401105.
  date published: 2026-07-05T01:12:41Z
audio: Mozart Zauberflöte Lullaby (From Die Zauberflöte, K. 620: Der Vogelfänger bin ich ja, Arr. for Piano by Jan-Peter Klöpfel)
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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Strauss Lullaby Variation (From Fünf Lieder, Op. 41, Arr. for Piano by Tim Allhoff)
type: MusicRecording
duration: PT1M44S
duration ms: 104600
explicit: false
by artist: Gabriele Bagnati
in album: Pianoforte
  type: MusicAlbum
  date published: 2025-09-26
genre: classical piano
isrc code: DEE862400429
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862400429
additional property: OTSTimestamp
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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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-18T18:42:38Z
audio: Strauss Lullaby Variation (From Fünf Lieder, Op. 41, Arr. for Piano by Tim Allhoff)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Mendelssohn Variation (From Violin Concerto, Op.64/ MWV O14, Arr. for Piano by Jan-Peter Klöpfel)
type: MusicRecording
duration: PT2M11S
duration ms: 131720
explicit: false
by artist: Gabriele Bagnati
in album: Pianoforte
  type: MusicAlbum
  date published: 2025-09-26
genre: classical piano
isrc code: DEE862400447
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x957b21131b4df3c21d0ea8ae1d02a354aed9b5d9726350292212a6b83972716f
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/DEE862400447
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
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x957b21131b4df3c21d0ea8ae1d02a354aed9b5d9726350292212a6b83972716f. Chain 2 (Bitcoin): anchored in block 956738 (2026-07-05T04:47:21Z), 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/DEE862400447.
  date published: 2026-07-05T04:47:21Z
audio: Mendelssohn Variation (From Violin Concerto, Op.64/ MWV O14, Arr. for Piano by Jan-Peter Klöpfel)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 84.249
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.674
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
    value: Minor

Verdi La Traviata Variation (From La Traviata: Libiamo ne' lieti calici, Arr. for 2 Pianos by Tim Allhoff)
type: MusicRecording
duration: PT2M0S
duration ms: 120416
explicit: false
by artist: Gabriele Bagnati
in album: Pianoforte
  type: MusicAlbum
  date published: 2025-09-26
genre: classical piano
isrc code: DEE862401093
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958611
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862401093
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-18T21:24:44Z
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
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
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T19:35:34+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 0xcc57122786d6839dd4916d944d0a0749b0913d83bb65891c51678da23f94fc1f. Chain 2 (Bitcoin): anchored in block 958611 (2026-07-18T21:24:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862401093.
  date published: 2026-07-18T21:24:44Z
audio: Verdi La Traviata Variation (From La Traviata: Libiamo ne' lieti calici, Arr. for 2 Pianos by Tim Allhoff)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 107.548
  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.523
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.171
  additional property: Key Name
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    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Monteverdi Madrigali Amorosi Variation (From Madrigals, Book 5, SV 94-106, Arr. for 2 Pianos by Tim Allhoff)
type: MusicRecording
duration: PT2M2S
duration ms: 122791
explicit: false
by artist: Gabriele Bagnati
in album: Pianoforte
  type: MusicAlbum
  date published: 2025-09-26
genre: classical piano
isrc code: DEE862401097
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/958853
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862401097
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-20T11:43:51Z
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
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T23:23:05+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac0235a6778e162411bf8db2ae977433158a5fdf938b4c2e67f4807b538b8cd9. Chain 2 (Bitcoin): anchored in block 958853 (2026-07-20T11:43:51Z), 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/DEE862401097.
  date published: 2026-07-20T11:43:51Z
audio: Monteverdi Madrigali Amorosi Variation (From Madrigals, Book 5, SV 94-106, Arr. for 2 Pianos by Tim Allhoff)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 174.836
  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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    value: 0.106
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: -18.9
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
    value: Minor

Wagner Rheingold Vorspiel Variation (From Rheingold, WWV 86a, Arr. for 2 Pianos by Jan-Peter Klöpfel)
type: MusicRecording
duration: PT2M32S
duration ms: 152080
explicit: false
by artist: Gabriele Bagnati
in album: Pianoforte
  type: MusicAlbum
  date published: 2025-09-26
genre: classical piano
isrc code: DEE862401089
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE862401089
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12+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
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 956312
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-02T05:09:12+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 0xbfd8a5298f175d85b97983668b45c9f0bb6a597220d0bab6f0021be5026d2f14. 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/DEE862401089.
  date published: 2026-07-05T10:01:46Z
audio: Wagner Rheingold Vorspiel Variation (From Rheingold, WWV 86a, Arr. for 2 Pianos by Jan-Peter Klöpfel)
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  additional property: Tempo (BPM)
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    value: 60.749
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Rachmaninov Preghiera Piano Variation (From Piano Concerto No. 2, Op. 18, Arr. for Piano by Jan-Peter Klöpfel)
type: MusicRecording
duration: PT2M3S
duration ms: 123833
explicit: false
by artist: Gabriele Bagnati
in album: Pianoforte
  type: MusicAlbum
  date published: 2025-09-26
genre: classical piano
isrc code: DEE862401109
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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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/DEE862401109
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
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La donna è mobile Piano Variation (From Rigoletto, Arr. for Piano by Jan-Peter Klöpfel)
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Bach Ouverture Piano Variation (From Orchestral Suite No. 2 in B Minor, BWV 1067, Arr. for Piano by Jan-Peter Klöpfel)
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Debussy Sunken Cathedral Variation (From Préludes, CD 125/L. 117, No. 10, Arr. for Piano by Jan-Peter Klöpfel)
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The Well-Tempered Clavier, Book I: Prelude and Fugue No. 1 in C Major, BWV 846: I. Prelude
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Romance in E Minor, S.169/LW.A148
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Elgar Salut d'amour Piano Variation (From Op. 12, Arr. for Piano by Jan-Peter Klöpfel)
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Dvorák Serenade Piano Variation (From Serenade for Strings, Op. 22, Arr. for Piano by Jan-Peter Klöpfel)
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Barber Adagio Piano Variation (From Adagio for Strings, Op. 11, Arr. for Piano by Jan-Peter Klöpfel)
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Fauré Après Un Rêve Piano Variation (From 3 Songs, Op. 7, Arr. for Piano by Jan-Peter Klöpfel)
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Album de pièces faciles pour la jeunesse: I. Valse. Moderato in G Major
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Feuilles d'automne, Op. 29: III. Con afflizione
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Prokofiev Dance of the Knights Piano Variation (From Romeo and Juliet, Op. 64, Arr. for Piano by Jan-Peter Klöpfel)
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Arioso Variation (From Ich steh mit einem Fuß im Grabe, BWV 156, Arr. for Piano by Jan-Peter Klöpfel)
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Puccini Tosca Te Deum Variation (From Tosca, H.146, Arr. for 2 Pianos by Tim Allhoff)
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Valse mélancolique
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Vocalise Piano Variation (From Romances, Op. 34, No. 14, Arr. for Piano by Jan-Peter Klöpfel)
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Tchaikovsky: Swan Lake Piano Variation (From Swan Lake, Op. 20a, Arr. for Piano by Jan-Peter Klöpfel)
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Shostakovich Jazz Waltz Piano Variation (From Jazz Suite No.2, Arr. for Piano by Jan-Peter Klöpfel)
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