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  track: Canción de cuna
  track: Mersedesa (Transcr. for Mezzosoprano, Guitar and Piano)
  track: 5 Lieder, Op. 49: No. 4, Wiegenlied (Arr. Tarkmann for Mezzosoprano, Oboe and Piano)
album: Visages baroques
album: Baroque Guitar
album: Música de Estudio
album: 100 Great Musical Moments
album: Guitar Recital: Raphaël Feuillâtre
album: Raphaël Feuillâtre: Guitar Recital
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track: Caprice viennois, Op. 2 (Arr. Fougeray for Violin and Guitar): I. Allegro molto moderato
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track: Caprice viennois, Op. 2 (Arr. Fougeray for Violin and Guitar): III. Presto

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Canción de cuna
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Mersedesa (Transcr. for Mezzosoprano, Guitar and Piano)
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5 Lieder, Op. 49: No. 4, Wiegenlied (Arr. Tarkmann for Mezzosoprano, Oboe and 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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T15:41:10Z
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track: Pièces de clavecin, Book 1: No. 6, L'aimable (Arr. Feuillâtre for Guitar)
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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
  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bdd41aed23c3fad10d4da539179ae9927955d3bf9f9bda9a8b0ca2b890f060d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962202910.
    date published: 2026-07-02T03:55:08Z
  audio: Pièces de clavecin, Book 1: No. 6, L'aimable (Arr. Feuillâtre for Guitar)
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track: Concerto No. 1 in D Major, BWV 972 (After Vivaldi RV 230): I. Allegro (Arr. Perroy for Guitar)
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  by artist: Raphaël Feuillâtre
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  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Concerto No. 1 in D Major, BWV 972 (After Vivaldi RV 230): I. Allegro (Arr. Perroy for Guitar)
track: Concerto No. 1 in D Major, BWV 972 (After Vivaldi RV 230): II. Larghetto (Arr. Perroy for Guitar)
track: Concerto No. 1 in D Major, BWV 972 (After Vivaldi RV 230): III. Allegro (Arr. Perroy for Guitar)
track: L'entretien des muses, RCT 3/6 (Arr. Grizard for Guitar)
track: Les cyclopes, RCT 3/8 (Arr. Grizard for Guitar)
track: Partita in B-Flat Major, BWV 825: I. Prelude (Arr. Reichenbach for Guitar)
track: Partita in B-Flat Major, BWV 825: III. Courante (Arr. Reichenbach for Guitar)
track: Partita in B-Flat Major, BWV 825: VII. Gigue (Arr. Reichenbach for Guitar)
track: Pièces de clavecin, Book 3: No. 4, La Forqueray (Arr. Antoine Fougeray for Guitar)
track: Pièces de clavecin, Book 3: No. 6, Médée (Arr. Antoine Fougeray for Guitar)
track: Violin Partita No. 3 in E Major, BWV 1006: III. Gavotte en Rondeau (Transcr. for Guitar)

OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a23068ab3a4cae39a27e37a126aa76eafa80720b2300763a7bf216cef317202. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962202921.
date published: 2026-07-02T03:55:08Z

Concerto No. 1 in D Major, BWV 972 (After Vivaldi RV 230): I. Allegro (Arr. Perroy for Guitar)
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additional property: Mode (Major/Minor)
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additional property: Danceability
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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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Concerto No. 1 in D Major, BWV 972 (After Vivaldi RV 230): II. Larghetto (Arr. Perroy for Guitar)
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explicit: false
by artist: Johann Sebastian Bach
by artist: Raphaël Feuillâtre
in album: Visages baroques
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genre: classical
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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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae1fdfe945a32471ec2a1b2b707df6a6bde9556d26bd41e5d76097aee29f0220. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962202922.
  date published: 2026-07-02T03:55:08Z
audio: Concerto No. 1 in D Major, BWV 972 (After Vivaldi RV 230): II. Larghetto (Arr. Perroy for Guitar)
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Concerto No. 1 in D Major, BWV 972 (After Vivaldi RV 230): III. Allegro (Arr. Perroy for Guitar)
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explicit: false
by artist: Johann Sebastian Bach
by artist: Raphaël Feuillâtre
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genre: classical
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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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe40ba4e231b27304c94a88a701d0460f791721226ca239dd03ffefc9370b81ce. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962202923.
  date published: 2026-07-02T11:38:34Z
audio: Concerto No. 1 in D Major, BWV 972 (After Vivaldi RV 230): III. Allegro (Arr. Perroy for Guitar)
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L'entretien des muses, RCT 3/6 (Arr. Grizard for Guitar)
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by artist: Raphaël Feuillâtre
in album: Visages baroques
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additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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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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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:16:32Z
audio: L'entretien des muses, RCT 3/6 (Arr. Grizard for Guitar)
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Les cyclopes, RCT 3/8 (Arr. Grizard for Guitar)
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by artist: Raphaël Feuillâtre
in album: Visages baroques
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Les cyclopes, RCT 3/8 (Arr. Grizard for Guitar)
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Partita in B-Flat Major, BWV 825: I. Prelude (Arr. Reichenbach for Guitar)
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by artist: Johann Sebastian Bach
by artist: Raphaël Feuillâtre
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genre: classical
genre: classical-piano
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Partita in B-Flat Major, BWV 825: I. Prelude (Arr. Reichenbach for Guitar)
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Partita in B-Flat Major, BWV 825: III. Courante (Arr. Reichenbach for Guitar)
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by artist: Johann Sebastian Bach
by artist: Raphaël Feuillâtre
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Partita in B-Flat Major, BWV 825: III. Courante (Arr. Reichenbach for Guitar)
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Partita in B-Flat Major, BWV 825: VII. Gigue (Arr. Reichenbach for Guitar)
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by artist: Johann Sebastian Bach
by artist: Raphaël Feuillâtre
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genre: classical
genre: classical-piano
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:39:05Z
audio: Partita in B-Flat Major, BWV 825: VII. Gigue (Arr. Reichenbach for Guitar)
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Pièces de clavecin, Book 3: No. 4, La Forqueray (Arr. Antoine Fougeray for Guitar)
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by artist: Raphaël Feuillâtre
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Pièces de clavecin, Book 3: No. 4, La Forqueray (Arr. Antoine Fougeray for Guitar)
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Pièces de clavecin, Book 3: No. 6, Médée (Arr. Antoine Fougeray for Guitar)
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by artist: Raphaël Feuillâtre
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Pièces de clavecin, Book 3: No. 6, Médée (Arr. Antoine Fougeray for Guitar)
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Violin Partita No. 3 in E Major, BWV 1006: III. Gavotte en Rondeau (Transcr. for Guitar)
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by artist: Johann Sebastian Bach
by artist: Raphaël Feuillâtre
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genre: classical
genre: classical-piano
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additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Violin Partita No. 3 in E Major, BWV 1006: III. Gavotte en Rondeau (Transcr. for Guitar)
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Baroque Guitar
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date published: 2024-08-19
track: Notenbüchlein für Anna Magdalena Bach (Arr. for guitar A. Lagoya): 20. March in G major, Anh.124
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T18:39:05Z
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Concerto for Guitar and Strings in G minor, Op. 10, No. 2, R.439 - Arr. from Flute Concerto in G minor, Op. 10 No. 2, R.439: 2. Fantasmi (Presto)
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Concerto for Guitar and Strings in G minor, Op. 10, No. 2, R.439 - Arr. from Flute Concerto in G minor, Op. 10 No. 2, R.439: 4. Presto
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Partita No. 2 for Solo Violin in D Minor, BWV 1004 (Arr. Sasaki for Guitar): II. Corrente
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Prelude In C Minor Bwv 999 (Played In D Minor)
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Sonata for cello and Continuo in B flat, RV.47: 4. Allegro
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Sonatina No. 3 in D Major, H. 294
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Concerto for Guitar and Strings in G minor, Op. 10, No. 2, R.439 - Arr. from Flute Concerto in G minor, Op. 10 No. 2, R.439: 3. Largo
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audio: Concerto for Guitar and Strings in G minor, Op. 10, No. 2, R.439 - Arr. from Flute Concerto in G minor, Op. 10 No. 2, R.439: 3. Largo
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Prelude in C minor
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Sonata for Violin, Lute and Continuo, RV.85 - Arr. for guitar: Pepe Romero: 3. Allegro
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Suite in E for Lute, BWV 1006a/1000 - Arr. for Guitar: 5. Bourrée
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Prelude for Lute in C Minor, BWV 999 (Transcr. for Guitar in D Minor)
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Suite for Solo Cello No. 2 in D Minor, BWV 1008 (Transcr. for Solo Guitar by Göran Söllscher): III. Courante
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Prelude, Fugue and Allegro in E Flat Major, BWV 998 (Arr. for Guitar and Lute): III. Allegro
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Concerto for 2 Violins in A Major, Op. 3/5, RV 519 (L'estro armonico No. 5): II. Largo
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English Suite No. 3 in G minor, BWV 808 - Transcr. for two guitars A. Lagoya: 3. Courante
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Notenbüchlein für Anna Magdalena Bach (Arr. for guitar A. Lagoya): 5. Menuet in G minor, Anh.115
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Suite in E Major, BWV 1006a: VI. Bourrée
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12 Concertos, Op. 3 - "L'estro armonico" - Arr.for 4 Guitars Pepe Romero (1944-) - Concerto No. 10 in B minor for 4 violins and cello: 2. Largo - Larghetto
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Concerto for Lute, 2 Violins and Continuo in D, RV.93: 3. Allegro
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Suite for Solo Cello No. 1 in G Major, BWV 1007 (Transcr. for Solo Guitar by Göran Söllscher): VI. Gigue
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Suite in G Minor for Lute, BWV 995: III. Courante
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058402813
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bb9959b26c14d8b09b162020af7790712cfbe6e6784f9c5d0a99a56912c258a. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058402813.
  date published: 2026-07-08T08:56:20Z
audio: Suite in G Minor for Lute, BWV 995: III. Courante
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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
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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
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  additional property: Key Name
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  additional property: Mode Name
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Sonata in F for Flute & Harpsichord, H.597: 3. Allegro Assai
type: MusicRecording
duration: PT2M2S
duration ms: 122080
explicit: false
by artist: Johann Christian Bach
by artist: Jean-Pierre Rampal
by artist: Robert Veyron-Lacroix
in album: Baroque Guitar
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genre: classical
isrc code: GBBBA5150613
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
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA5150613
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb057ed98034c606808cbab23a19cdeaa84d2ec21e2a7383f1a1df664e170739. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBBA5150613.
  date published: 2026-07-08T08:56:20Z
audio: Sonata in F for Flute & Harpsichord, H.597: 3. Allegro Assai
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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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
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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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)
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Música de Estudio
type: MusicAlbum
date published: 2023-10-20
track: Scarborough Fair (Arr. Parkin for Cello and Guitar)
  type: MusicRecording
  duration: PT3M14S
  duration ms: 194533
  explicit: false
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  by artist: Plínio Fernandes
  in album: Música de Estudio
    type: MusicAlbum
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xe369405c5db8fc051fa4a4bfd31c44b85a9d799f1ea9d453817c4fee5694472d
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
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  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/GBF071900750
  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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe369405c5db8fc051fa4a4bfd31c44b85a9d799f1ea9d453817c4fee5694472d. 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/GBF071900750.
    date published: 2026-07-08T03:22:41Z
  audio: Scarborough Fair (Arr. Parkin for Cello and Guitar)
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 1
    additional property: Time Signature
      type: PropertyValue
      value: 5
    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
      type: PropertyValue
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    additional property: Instrumentalness
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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)
      type: PropertyValue
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    additional property: Key Name
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    additional property: Mode Name
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track: Schubert: Die Nacht, D. deest (Arr. Lechner/Márquez for Cello & Guitar)
  type: MusicRecording
  duration: PT2M23S
  duration ms: 143255
  explicit: false
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  by artist: Pablo Marquez
  in album: Música de Estudio
    type: MusicAlbum
    date published: 2023-10-20
  genre: classical
  isrc code: DEB331655504
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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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
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB331655504
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fd726eb981e617722953d91bb0dd92fa3e3f3f278ab1185774d169e34cf0fa8. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB331655504.
    date published: 2026-07-08T08:56:20Z
  audio: Schubert: Die Nacht, D. deest (Arr. Lechner/Márquez for Cello & Guitar)
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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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
      type: PropertyValue
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    additional property: Acousticness
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    additional property: Instrumentalness
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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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    additional property: Key Name
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    additional property: Mode Name
      type: PropertyValue
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track: Sibelius: 13 Pieces for Piano, Op. 76: II. Etude
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  duration: PT2M48S
  duration ms: 168786
  explicit: false
  by artist: Jian Wang
  by artist: Göran Söllscher
  in album: Música de Estudio
    type: MusicAlbum
    date published: 2023-10-20
  isrc code: DEN960631519
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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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/957118
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Sibelius: 13 Pieces for Piano, Op. 76: II. Etude
track: Danny Boy
track: Einsamer Hirte
track: Cinema Paradiso [Love Theme]
track: Chiquitita
track: The Countdown - From "The Hunger Games"
track: Latin Quarter
track: Bombshell

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960631519

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x85ff7cf2d67cd881ae87d066a5c031765289e3f066a227765d486d95ce66da35. 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/DEN960631519.
date published: 2026-07-08T03:20:19Z

Sibelius: 13 Pieces for Piano, Op. 76: II. Etude
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
  type: PropertyValue
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additional property: Mode (Major/Minor)
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additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.421
additional property: Energy
  type: PropertyValue
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additional property: Speechiness
  type: PropertyValue
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additional property: Acousticness
  type: PropertyValue
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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)
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  value: -30.775
additional property: Key Name
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  value: G
additional property: Mode Name
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Danny Boy
type: MusicRecording
duration: PT3M32S
duration ms: 212040
explicit: false
by artist: Xuefei Yang
in album: Música de Estudio
  type: MusicAlbum
  date published: 2023-10-20
isrc code: CNUM72200252
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:48:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd8579d7978d4d0a98a63b79087d82381bcd29bffe9b7c28d85a3196ac02e2692
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8579d7978d4d0a98a63b79087d82381bcd29bffe9b7c28d85a3196ac02e2692. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNUM72200252.
  date published: 2026-07-08T08:56:20Z
audio: Danny Boy
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  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
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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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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Einsamer Hirte
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duration: PT4M49S
duration ms: 289333
explicit: false
by artist: James Last
by artist: Gheorghe Zamfir
in album: Música de Estudio
  type: MusicAlbum
  date published: 2023-10-20
genre: easy-listening
isrc code: FRZ037701230
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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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
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additional property: OTSVerificationAPI
  type: PropertyValue
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2cb64e0f455ab43e33d6befa8540e470aabe99c630737da1ad93f1ce5233f29. 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/FRZ037701230.
  date published: 2026-07-08T03:22:41Z
audio: Einsamer Hirte
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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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
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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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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Cinema Paradiso [Love Theme]
type: MusicRecording
duration: PT3M34S
duration ms: 214933
explicit: false
by artist: Pat Metheny
by artist: Charlie Haden
in album: Música de Estudio
  type: MusicAlbum
  date published: 2023-10-20
isrc code: FRZ029601870
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd33eaa4a6a9515f2bf85f75765268a34442cf16c6041f72ba4326cead1655f02
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ029601870
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd33eaa4a6a9515f2bf85f75765268a34442cf16c6041f72ba4326cead1655f02. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ029601870.
  date published: 2026-07-08T08:56:20Z
audio: Cinema Paradiso [Love Theme]
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.527
  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: 0.537
  additional property: Energy
    type: PropertyValue
    value: 0.072
  additional property: Speechiness
    type: PropertyValue
    value: 0.061
  additional property: Acousticness
    type: PropertyValue
    value: 0.977
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.781
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
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Chiquitita
type: MusicRecording
duration: PT4M37S
duration ms: 277013
explicit: false
by artist: André Rieu
by artist: Johann Strauss Orchestra
by artist: Benny Andersson
in album: Música de Estudio
  type: MusicAlbum
  date published: 2023-10-20
isrc code: DEUM71303445
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x92f5715b96ebc98bf235957aa086423c96d5395f73dea359263b4a0b8c26a046
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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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/DEUM71303445
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T12:47:07Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92f5715b96ebc98bf235957aa086423c96d5395f73dea359263b4a0b8c26a046. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/DEUM71303445.
  date published: 2026-06-13T12:47:07Z
audio: Chiquitita
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 176.451
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.12
  additional property: Energy
    type: PropertyValue
    value: 0.353
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.764
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.946
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
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The Countdown - From "The Hunger Games"
type: MusicRecording
duration: PT1M58S
duration ms: 118413
explicit: false
by artist: James Newton Howard
in album: Música de Estudio
  type: MusicAlbum
  date published: 2023-10-20
isrc code: USUM71202419
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x92c73d0d49ffd3ae9a64e851df32a5b9cb7c679f577ea23e09bb241f0df64062
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953528
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953528
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71202419
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92c73d0d49ffd3ae9a64e851df32a5b9cb7c679f577ea23e09bb241f0df64062. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), 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/USUM71202419.
  date published: 2026-06-13T15:41:10Z
audio: The Countdown - From "The Hunger Games"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.895
  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: 0.257
  additional property: Energy
    type: PropertyValue
    value: 0.402
  additional property: Speechiness
    type: PropertyValue
    value: 0.084
  additional property: Acousticness
    type: PropertyValue
    value: 0.185
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.813
  additional property: Liveness
    type: PropertyValue
    value: 0.158
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.034
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.262
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
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Latin Quarter
type: MusicRecording
duration: PT5M6S
duration ms: 306560
explicit: false
by artist: Marc Antoine
in album: Música de Estudio
  type: MusicAlbum
  date published: 2023-10-20
isrc code: USGR19500036
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:47:03+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xaaecbe0a12611355064cbdc16822f6189ab7eaad2602c20fbb776e8b19874e2a
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/USGR19500036
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaaecbe0a12611355064cbdc16822f6189ab7eaad2602c20fbb776e8b19874e2a. 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/USGR19500036.
  date published: 2026-07-08T03:22:41Z
audio: Latin Quarter
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.374
  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: 0.619
  additional property: Energy
    type: PropertyValue
    value: 0.781
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.513
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.877
  additional property: Liveness
    type: PropertyValue
    value: 0.063
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.649
  additional property: Loudness (dB)
    type: PropertyValue
    value: -11.225
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Bombshell
type: MusicRecording
duration: PT3M22S
duration ms: 202066
explicit: false
by artist: Sierra Hull
in album: Música de Estudio
  type: MusicAlbum
  date published: 2023-10-20
isrc code: USRO21165804
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T05:01:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xeb9236ade5d48a0199f60f01256a8e0135dfc71c2439c2541babd38e1c44ae41
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/USRO21165804
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb9236ade5d48a0199f60f01256a8e0135dfc71c2439c2541babd38e1c44ae41. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRO21165804.
  date published: 2026-07-02T03:30:09Z
audio: Bombshell
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.492
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.665
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.926
  additional property: Liveness
    type: PropertyValue
    value: 0.086
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.949
  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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100 Great Musical Moments
type: MusicAlbum
date published: 2024-09-06
track: 6 Moments musicaux, D. 780: No. 3 in F Minor. Allegro moderato
  type: MusicRecording
  duration: PT1M51S
  duration ms: 111453
  explicit: false
  by artist: Franz Schubert
  by artist: Seong-Jin Cho
  in album: 100 Great Musical Moments
    type: MusicAlbum
    date published: 2024-09-06
  genre: classical
  genre: classical-piano
  genre: chamber-music
  isrc code: DEN961904290
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T01:49:08+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x9dad9852910586e7a2bd56511a6d1ff30058e5d799a9b1ef528ee4a700c75a44
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957145
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957145
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961904290
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T08:56:20Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dad9852910586e7a2bd56511a6d1ff30058e5d799a9b1ef528ee4a700c75a44. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961904290.
    date published: 2026-07-08T08:56:20Z
  audio: 6 Moments musicaux, D. 780: No. 3 in F Minor. Allegro moderato
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
      value: 5
    additional property: Mode (Major/Minor)
      type: PropertyValue
      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
      value: 0.451
    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
      value: 0.036
    additional property: Acousticness
      type: PropertyValue
      value: 0.995
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
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    additional property: Loudness (dB)
      type: PropertyValue
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    additional property: Key Name
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    additional property: Mode Name
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Guitar Recital: Raphaël Feuillâtre
type: MusicAlbum
date published: 2019-06-14
track: Alfonsina y el mar (Arr. R. Dyens for Guitar)
  type: MusicRecording
  duration: PT5M5S
  duration ms: 305746
  explicit: false
  by artist: Ariel Ramírez
  by artist: Raphaël Feuillâtre
  in album: Guitar Recital: Raphaël Feuillâtre
    type: MusicAlbum
    date published: 2019-06-14
  isrc code: HKI191908601
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-11T05:52:10+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x663e541725cef1b6c2385f4d5bdf31082a2211f8e592f645a23a00f0853cc877
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 953536
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953536
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI191908601
  additional property: OTSTimestamp
    type: PropertyValue
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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
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x663e541725cef1b6c2385f4d5bdf31082a2211f8e592f645a23a00f0853cc877. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/HKI191908601.
    date published: 2026-06-13T17:25:41Z
  audio: Alfonsina y el mar (Arr. R. Dyens for Guitar)
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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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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    additional property: Loudness (dB)
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track: Pièces de clavecin avec une méthode, Suite in E Minor, RCT 2 (Arr. M. Grizard for Guitar): V. Le rappel des oiseaux
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  duration: PT3M4S
  duration ms: 184933
  explicit: false
  by artist: Jean-Philippe Rameau
  by artist: Raphaël Feuillâtre
  in album: Guitar Recital: Raphaël Feuillâtre
    type: MusicAlbum
    date published: 2019-06-14
  isrc code: HKI191908602
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
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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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track: 10 Preludes, Op. 23: No. 5 in G Minor. Alla marcia (Arr. A. Fougeray for Guitar)

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Pièces de clavecin avec une méthode, Suite in D Major, RCT 3 (Arr. M. Grizard for Guitar): I. Les tendres plaintes
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Nouvelles suites de pièces de clavecin, Suite in G Major, RCT 6: VI. Les sauvages (Arr. M. Grizard for Guitar)
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8 Valses poéticos (Arr. R. Feuillâtre for Guitar)
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Variations on a Theme of Sor, Op. 15
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Vals in D Minor, Op. 8 No. 3
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Prelude and Nocturne for the Left Hand, Op. 9: No. 1, Prelude in C-Sharp Minor (Arr. A. Fougeray for Guitar)
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10 Preludes, Op. 23: No. 5 in G Minor. Alla marcia (Arr. A. Fougeray for Guitar)
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  date published: 2026-07-08T03:20:19Z
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Raphaël Feuillâtre: Guitar Recital
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track: 8 Valses Poeticos: No. 1, Melodico (Arr. Raphaël Feuillâtre)
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Kreisler: Liebesleid, Old Viennese Dance No. 2 (Arr. Fougeray for Violin and Guitar)
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  subject of: OpenTimestamps Proof of Existence
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D. Scarlatti: Keyboard Sonata in A Major, Kk. 208 (Arr. Abiton for Guitar) [Musical Moments]
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Barrios Mangoré: La Catedral
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  subject of: OpenTimestamps Proof of Existence
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track: La Catedral: III. Allegro solemne
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  subject of: OpenTimestamps Proof of Existence
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OpenTimestamps Proof of Existence
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date published: 2026-07-02T03:55:08Z

La Catedral: III. Allegro solemne
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J.S. Bach: Sleepers, Awake, BWV 645 (Transcr. for Guitar)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T12:47:07Z
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Handel: Suite in D Minor, HWV 437: III. Sarabande (Transcr. for Guitar) - Musical Moments
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J.S. Bach: Concerto No. 1 in D Major, BWV 972 (After Vivaldi RV 230): II. Larghetto (Arr. Perroy for Guitar)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T17:25:41Z
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Royer: Pièces de clavecin: No. 6, L'aimable (Arr. Feuillâtre for Guitar)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T15:41:10Z
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J.S. Bach: The Well-Tempered Clavier / Book 1, BWV 846-869 / Prelude & Fugue in C Major, BWV 846: I. Prelude (Transcr. for Guitar)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T15:41:10Z
  audio: The Well-Tempered Clavier, Book 1, BWV 846-869 / Prelude & Fugue in C Major, BWV 846: I. Prelude (Transcr. for Guitar)
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J.S. Bach: Orgelbüchlein, BWV 599-644: Ich ruf' zu Dir, Herr Jesu Christ, BWV 639 (Arr. Abiton for Guitar)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T15:41:10Z
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Couperin: Second livre de pièces de clavecin / Sixième ordre: V. Les barricades mystérieuses (Arr. Antoine Fougeray for Guitar)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T15:41:10Z
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Winter Calm
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date published: 2023-11-17
track: Frost - Grand Piano
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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: Merry Christmas, Mr. Lawrence
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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track: Les Souvenirs et les Émotions - From "La Petite" Soundtrack
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track: Peaceful Music (Three)

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OpenTimestamps Proof of Existence
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date published: 2026-07-02T03:30:09Z

Les Souvenirs et les Émotions - From "La Petite" Soundtrack
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Peaceful Music (Three)
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Johann Sebastian Bach Classical Guitar Edition
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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track: Suite in G Minor, BWV 995: IV. Sarabande (Transc. for Guitar)
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    date published: 2026-07-08T03:53:27Z
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Concentración para niños
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Caprice viennois, Op. 2 (Arr. Fougeray for Violin and Guitar): I. Allegro molto moderato
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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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa241489a97681ebfe70775ed355b6534b0aa98bc82800f8a44a94c65448df18. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962401781.
  date published: 2026-07-02T03:55:08Z
audio: Caprice viennois, Op. 2 (Arr. Fougeray for Violin and Guitar): I. Allegro molto moderato
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  additional property: Musical Key
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    value: 7
  additional property: Mode (Major/Minor)
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    value: 1
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    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.269
  additional property: Energy
    type: PropertyValue
    value: 0.067
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.934
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.223
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.2
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Caprice viennois, Op. 2 (Arr. Fougeray for Violin and Guitar): II. Andante con moto
type: MusicRecording
duration: PT1M40S
duration ms: 100826
explicit: false
by artist: Fritz Kreisler
by artist: María Dueñas
by artist: Raphaël Feuillâtre
in album: Paganini: 24 Caprices — Caprices by Berlioz, Cervelló, Kreisler, Ortiz, Saint-Saëns, Sarasate, Wieniawski
  type: MusicAlbum
  date published: 2025-02-14
popularity: 11
genre: classical
genre: post-romantic-era
genre: violin
isrc code: DEN962401782
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0ede3e8b8c65c808da6a2b34c6232b9fe4480daba32f378a5b1c1cfe23e99a4d
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/DEN962401782
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ede3e8b8c65c808da6a2b34c6232b9fe4480daba32f378a5b1c1cfe23e99a4d. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962401782.
  date published: 2026-07-02T05:09:12Z
audio: Caprice viennois, Op. 2 (Arr. Fougeray for Violin and Guitar): II. Andante con moto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.484
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.281
  additional property: Energy
    type: PropertyValue
    value: 0.092
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.913
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.309
  additional property: Liveness
    type: PropertyValue
    value: 0.122
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.06
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.899
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Caprice viennois, Op. 2 (Arr. Fougeray for Violin and Guitar): III. Presto
type: MusicRecording
duration: PT1M54S
duration ms: 114133
explicit: false
by artist: Fritz Kreisler
by artist: María Dueñas
by artist: Raphaël Feuillâtre
in album: Paganini: 24 Caprices — Caprices by Berlioz, Cervelló, Kreisler, Ortiz, Saint-Saëns, Sarasate, Wieniawski
  type: MusicAlbum
  date published: 2025-02-14
popularity: 11
genre: classical
genre: post-romantic-era
genre: violin
isrc code: DEN962401783
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T17:51:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa1ebe5b34f0c5fd164787d0f10fb6a99d32f861c95adbd365fa9dc2ffea64a15
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962401783
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1ebe5b34f0c5fd164787d0f10fb6a99d32f861c95adbd365fa9dc2ffea64a15. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962401783.
  date published: 2026-07-02T03:55:08Z
audio: Caprice viennois, Op. 2 (Arr. Fougeray for Violin and Guitar): III. Presto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.96
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.313
  additional property: Energy
    type: PropertyValue
    value: 0.099
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.958
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.051
  additional property: Liveness
    type: PropertyValue
    value: 0.142
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.102
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.385
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor