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album: Carolus Hacquart: Le maistre de musique
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album: Leclair: Violin Concertos, Op. 7
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-06-13T12:53:06Z
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  track: Concerto 5 in A Minor, Op. 7: II. Largo-Adagio
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-02T05:09:12Z
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  track: Concerto 5 in A Minor, Op. 7: III. Allegro assai
  track: Concerto 2 in D Major, Op. 7: I. Adagio
  track: Concerto 2 in D Major, Op. 7: II. Allegro ma non troppo
  track: Concerto 2 in D Major, Op. 7: III. Adagio
  track: Concerto 2 in D Major, Op. 7: IV. Allegro
  track: Concerto 4 in F Major, Op. 7: I. Allegro moderato
  track: Concerto 4 in F Major, Op. 7: II. Adagio
  track: Concerto 4 in F Major, Op. 7: III. Allegro
  track: Concerto 1 in D Minor, Op. 7: I. Allegro
  track: Concerto 1 in D Minor, Op. 7: II. Aria gratioso
  track: Concerto 1 in D Minor, Op. 7: III. Vivace
  track: Concerto 6 in A Major, Op. 7: I. Allegro ma non presto
  track: Concerto 6 in A Major, Op. 7: II. Aria grazioso non troppo adagio
  track: Concerto 6 in A Major, Op. 7: III. Giga allegro
album: Couperin: La Sultanne, Préludes & Concerts royaux
album: 100 Best of Bach
album: Bach Edition Vol. 16, Chamber Music Part: 11
album: J.S. Bach: Complete Edition, Vol. 2/10
album: Vivaldi, A.: 4 Seasons (The) / Cello Concerto, Rv 403 / Trio Sonata, "Follia" (La Petite Bande)
album: XXV Festival - Mozart: Sinfonia No. 40 / Beethoven: Sinfonia No. 1 / Sousa Queiroz: Abertura
album: XXIV Festival - Mozart: Requiem,Ave Verum/ Nunes Garcia: Dies Sanctificat
album: XXII Festival- Rameau: Hypollite et Arice e Pygmallion/ Geminiani: Concert
album: XXI Festival: Muffat: Suites e Sonatas / Bach: Suite No. 4 / Lobo de Mesquita:
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album: XV Festival - Leclair: Suíte "Scylla Et Glaucus"/ Bach: Cantata BWV 214/ Vi
album: Leclair: Sonates à violon seul avec la basse continue (Extraites du Quatrième livre)
album: Folia
album: Bach Edition Vol. 16, Chamber Music Part: 12
album: Corpo (Original Motion Picture Soundtrack)

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Concerto 5 in A Minor, Op. 7: III. Allegro assai
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
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Concerto 2 in D Major, Op. 7: I. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
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Concerto 2 in D Major, Op. 7: II. Allegro ma non troppo
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subject of: OpenTimestamps Proof of Existence
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by artist: Les Muffatti
by artist: Peter Van Heyghen
in album: Leclair: Violin Concertos, Op. 7
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popularity: 21
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Concerto 2 in D Major, Op. 7: III. Adagio
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Concerto 2 in D Major, Op. 7: IV. Allegro
type: MusicRecording
duration: PT5M26S
duration ms: 326142
explicit: false
by artist: Jean-Marie Leclair
by artist: Luis Otavio Santos
by artist: Les Muffatti
by artist: Peter Van Heyghen
in album: Leclair: Violin Concertos, Op. 7
  type: MusicAlbum
  date published: 2012-10-29
popularity: 6
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa57c3608a98a421daf9f194d96a63dc3983dfa6bfafea8400831c7defdfa30f1. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEY321202007 — a six-check JSON result.
  date published: 2026-07-08T03:20:19Z
audio: Concerto 2 in D Major, Op. 7: IV. Allegro
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Concerto 4 in F Major, Op. 7: I. Allegro moderato
type: MusicRecording
duration: PT5M2S
duration ms: 302582
explicit: false
by artist: Jean-Marie Leclair
by artist: Luis Otavio Santos
by artist: Les Muffatti
by artist: Peter Van Heyghen
in album: Leclair: Violin Concertos, Op. 7
  type: MusicAlbum
  date published: 2012-10-29
popularity: 9
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e847ccd93581073454349ab94bddf4313b5bac2f1f3c0da037238f9a538bc82. 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEY321202008 — a six-check JSON result.
  date published: 2026-07-02T05:09:12Z
audio: Concerto 4 in F Major, Op. 7: I. Allegro moderato
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Concerto 4 in F Major, Op. 7: II. Adagio
type: MusicRecording
duration: PT5M11S
duration ms: 311382
explicit: false
by artist: Jean-Marie Leclair
by artist: Luis Otavio Santos
by artist: Les Muffatti
by artist: Peter Van Heyghen
in album: Leclair: Violin Concertos, Op. 7
  type: MusicAlbum
  date published: 2012-10-29
popularity: 6
isrc code: DEY321202009
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: 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ce85e980ac2879e25227a22c187dca4b0278b181270b2e1af191fe37f505737. Chain 2 (Bitcoin): anchored in block 960157 (2026-07-29T22:12:10Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEY321202009 — a six-check JSON result.
  date published: 2026-07-29T22:12:10Z
audio: Concerto 4 in F Major, Op. 7: II. Adagio
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Concerto 4 in F Major, Op. 7: III. Allegro
type: MusicRecording
duration: PT3M41S
duration ms: 221502
explicit: false
by artist: Jean-Marie Leclair
by artist: Luis Otavio Santos
by artist: Les Muffatti
by artist: Peter Van Heyghen
in album: Leclair: Violin Concertos, Op. 7
  type: MusicAlbum
  date published: 2012-10-29
popularity: 7
isrc code: DEY321202010
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: OTSBitcoinBlock
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab10d9eefeb6d9041d3c1582d19ca5569752f1dfc7d080858fce1805144c71d9. Chain 2 (Bitcoin): anchored in block 960117 (2026-07-29T14:28:24Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEY321202010 — a six-check JSON result.
  date published: 2026-07-29T14:28:24Z
audio: Concerto 4 in F Major, Op. 7: III. Allegro
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Concerto 1 in D Minor, Op. 7: I. Allegro
type: MusicRecording
duration: PT3M59S
duration ms: 239544
explicit: false
by artist: Jean-Marie Leclair
by artist: Luis Otavio Santos
by artist: Les Muffatti
by artist: Peter Van Heyghen
in album: Leclair: Violin Concertos, Op. 7
  type: MusicAlbum
  date published: 2012-10-29
popularity: 26
isrc code: DEY321202011
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
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2bd9bbf167d3db3f51ff0ecbb5bada84440522ad9736fe586c2b8c487e1b3981. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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 at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEY321202011 — a six-check JSON result.
  date published: 2026-06-13T13:32:09Z
audio: Concerto 1 in D Minor, Op. 7: I. Allegro
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Concerto 1 in D Minor, Op. 7: II. Aria gratioso
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duration: PT4M22S
duration ms: 262047
explicit: false
by artist: Jean-Marie Leclair
by artist: Luis Otavio Santos
by artist: Les Muffatti
by artist: Peter Van Heyghen
in album: Leclair: Violin Concertos, Op. 7
  type: MusicAlbum
  date published: 2012-10-29
popularity: 5
isrc code: DEY321202012
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
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6c00a228737ee3a63a92d8de4d363835f80e7b0f9ec3bc5e8c9ae3af6918403. Chain 2 (Bitcoin): anchored in block 957055 (2026-07-07T15:12:44Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEY321202012 — a six-check JSON result.
  date published: 2026-07-07T15:12:44Z
audio: Concerto 1 in D Minor, Op. 7: II. Aria gratioso
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Concerto 1 in D Minor, Op. 7: III. Vivace
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Concerto 6 in A Major, Op. 7: I. Allegro ma non presto
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Concerto 6 in A Major, Op. 7: II. Aria grazioso non troppo adagio
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Concerto 6 in A Major, Op. 7: III. Giga allegro
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Couperin: La Sultanne, Préludes & Concerts royaux
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100 Best of Bach
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Bach Edition Vol. 16, Chamber Music Part: 11
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J.S. Bach: Complete Edition, Vol. 2/10
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Vivaldi, A.: 4 Seasons (The) / Cello Concerto, Rv 403 / Trio Sonata, "Follia" (La Petite Bande)
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XXIV Festival - Mozart: Requiem,Ave Verum/ Nunes Garcia: Dies Sanctificat
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Leclair: Sonates à violon seul avec la basse continue (Extraites du Quatrième livre)
type: MusicAlbum
date published: 2004

Folia
type: MusicAlbum
date published: 2019-07-19

Bach Edition Vol. 16, Chamber Music Part: 12
type: MusicAlbum
date published: 2006-12-22

Corpo (Original Motion Picture Soundtrack)
type: MusicAlbum
date published: 2022-04-26