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album: De La Barre: Pièces pour la flute traversière
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  date published: 1991-01-01
  track: Suite V du premier livre in D Minor: VI. Rondeau. Le Provençal
album: Vivaldi Masterworks
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  date published: 2011-01-01
album: Handel: Chamber Music Vol.III - The Trio Sonatas Op.2
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album: Handel: the Chamber Music Vol.1
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  track: Flute Concerto In G Minor, Op.10, No.2, RV439 - "La notte": 3. Largo
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  track: Concerto for Lute, 2 Violins and Continuo in D major, RV 93: 2. Largo (Arr. for Guitar)
  track: Concerto in D Minor for 2 Oboes, Strings & Continuo, RV 535 - Ed. Hogwood: 2. Largo
  track: 12 Violin Concertos, Op. 9 "La cetra" / Concerto No. 10 in G Major, RV 300: 2. Largo cantabile
  track: Flautino Concerto in C Major, RV 443 - Ed. Hogwood: 2. Largo
  track: 12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 12 in G Major, RV 298: 2. Largo
  track: 12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 1 in B-Flat Major, RV 383a: 2. Largo e Cantabile
  track: 12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 3 in G Major, RV 301: 2. Largo
  track: Concerto for Violin and Strings in E flat, Op. 8/5 , RV 253 "La tempesta di mare": 2. Largo
  track: 12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 6 in G Minor, RV 316a: 2. Largo
  track: Concerto for Oboe and Strings in D minor , Op.8/9 , RV 454: 2. Largo
  track: Oboe Concerto in C Major, RV 449: 2. Largo
  track: 12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 11 in D Major, RV 204: 2. Largo
  track: Concerto for 2 Cellos, Strings and Continuo in G minor, RV 531: 2. Largo
  track: Flute Concerto in A minor, RV 108 - Performed on recorder: 2. Largo
  track: Oboe Concerto in F Major, RV 456: 1. Largo
  track: Flute Concerto in C Minor, RV 441: 2. Largo
album: Vivaldi: Laudate peuri, Dominum, In furore iustissimae irae & String Concertos and Sonatas
album: Vivaldi: In Furore
album: Bach: Harpsichord Concertos, Vol. 4
album: Telemann: Double & Triple Concertos
album: Bach, J.S.: The Brandenburg Concertos
album: Academy of Ancient Music: Handel & Telemann
album: Bach, C.P.E.: Flute Concertos Wq 166 & 167
album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
album: A Golden Treasury of Historic Pianos
album: Weber: Flute Trio & Sonatas on Original Instruments
album: Flute Collection on Original Instruments
album: Locatelli: 12 Flute Sonatas, Op.2
album: 'Concerto alla Rustica' and other works - Vivaldi
album: "L'Epoca d'Oro del Barocco"
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album: 17th Century Orchestra: Vivaldi
album: An Era of Baroque: Bach
album: Vivaldi: 14 Concertos (for Mandolin, Flute, Trumpet, Violin, etc.)
album: 17th Century Composers - Antonio Vivaldi
album: Pachelbel: Canon
album: Celebration of Vivaldi: Encore!
album: Antonio Vivaldi ­ Flötenkonzerte (Audior)

Suite V du premier livre in D Minor: VI. Rondeau. Le Provençal
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Concerto for Lute, 2 Violins and Continuo in D major, RV 93: 2. Largo (Arr. for Guitar)
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Concerto in D Minor for 2 Oboes, Strings & Continuo, RV 535 - Ed. Hogwood: 2. Largo
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12 Violin Concertos, Op. 9 "La cetra" / Concerto No. 10 in G Major, RV 300: 2. Largo cantabile
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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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Flautino Concerto in C Major, RV 443 - Ed. Hogwood: 2. Largo
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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
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12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 12 in G Major, RV 298: 2. Largo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: 12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 12 in G Major, RV 298: 2. Largo
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12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 1 in B-Flat Major, RV 383a: 2. Largo e Cantabile
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: 12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 1 in B-Flat Major, RV 383a: 2. Largo e Cantabile
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12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 3 in G Major, RV 301: 2. Largo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: 12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 3 in G Major, RV 301: 2. Largo
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Concerto for Violin and Strings in E flat, Op. 8/5 , RV 253 "La tempesta di mare": 2. Largo
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duration: PT2M36S
duration ms: 156160
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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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12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 6 in G Minor, RV 316a: 2. Largo
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subject of: OpenTimestamps Proof of Existence
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Concerto for Oboe and Strings in D minor , Op.8/9 , RV 454: 2. Largo
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Oboe Concerto in C Major, RV 449: 2. Largo
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12 Violin Concertos, Op. 4 "La stravaganza" / Concerto No. 11 in D Major, RV 204: 2. Largo
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Concerto for 2 Cellos, Strings and Continuo in G minor, RV 531: 2. Largo
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Flute Concerto in A minor, RV 108 - Performed on recorder: 2. Largo
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Oboe Concerto in F Major, RV 456: 1. Largo
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Flute Concerto in C Minor, RV 441: 2. Largo
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Vivaldi: Laudate peuri, Dominum, In furore iustissimae irae & String Concertos and Sonatas
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Vivaldi: In Furore
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Bach: Harpsichord Concertos, Vol. 4
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    date published: 2026-07-08T03:20:19Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T08:56:20Z

Concerto for Recorder, Flute, Strings and Continuo in E minor, TWV. 52: 4. Presto
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Bach, J.S.: The Brandenburg Concertos
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    date published: 2026-07-08T03:22:41Z
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track: Concerto in C Minor for Violin and Oboe, BWV 1060R: 3. Allegro
track: Brandenburg Concerto No. 3 in G, BWV 1048: 3. Allegro
track: Concerto for 2 Harpsichords, Strings, and Continuo in C minor, BWV 1062: 3. Allegro assai
track: Concerto for 3 Harpsichords, Strings & Continuo No. 2 in C Major, BWV 1064R - Arr. Hogwood for 3 Violins: 1. (Allegro)

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OpenTimestamps Proof of Existence
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Concerto in C Minor for Violin and Oboe, BWV 1060R: 3. Allegro
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by artist: Catherine Mackintosh
by artist: Stephen Hammer
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
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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: 2026-07-08T03:22:41Z
audio: Concerto in C Minor for Violin and Oboe, BWV 1060R: 3. Allegro
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Brandenburg Concerto No. 3 in G, BWV 1048: 3. Allegro
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by artist: Academy of Ancient Music
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Brandenburg Concerto No. 3 in G, BWV 1048: 3. Allegro
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Concerto for 2 Harpsichords, Strings, and Continuo in C minor, BWV 1062: 3. Allegro assai
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by artist: Academy of Ancient Music
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concerto for 2 Harpsichords, Strings, and Continuo in C minor, BWV 1062: 3. Allegro assai
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Concerto for 3 Harpsichords, Strings & Continuo No. 2 in C Major, BWV 1064R - Arr. Hogwood for 3 Violins: 1. (Allegro)
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by artist: Johann Sebastian Bach
by artist: Christopher Hirons
by artist: Monica Huggett
by artist: Catherine Mackintosh
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Concerto for 3 Harpsichords, Strings & Continuo No. 2 in C Major, BWV 1064R - Arr. Hogwood for 3 Violins: 1. (Allegro)
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Academy of Ancient Music: Handel & Telemann
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track: Water Music Suite No. 1 in F, HWV 348: 3. Allegro - Andante - Allegro
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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track: Concerto for Flute, Oboe d'amore, Viola d'amore, Strings and Continuo in E major, TWV 53: 4. Vivace
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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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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 0x5c191c79c2933b1ab05601a20f0d3e0115b5907e7be3f9dfc4b04773f22191ab. 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/GBF078130506.
date published: 2026-07-08T08:56:20Z

Quadro in B Flat Major, TWV. 43: 2. Grave
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additional property: Tempo (BPM)
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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
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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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Bach, C.P.E.: Flute Concertos Wq 166 & 167
type: MusicAlbum
date published: 2007-01-01

Vivaldi: L'Estro Armonico ; 6 Flute Concertos
type: MusicAlbum
date published: 1998-01-01
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  type: MusicRecording
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  by artist: Academy of Ancient Music
  by artist: Christopher Hogwood
  in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
    type: MusicAlbum
    date published: 1998-01-01
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  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078030711
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  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
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ff3197e80222c41951c35e281184ad5d889b2115f841789377f2eeab693e315. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078030711.
    date published: 2026-07-08T03:53:27Z
  audio: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 4 in E Minor for 4 Violins, RV 550: 1. Andante
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track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 6 in A Minor for Violin, RV 356: 1. Allegro
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  by artist: Antonio Vivaldi
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  in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
    type: MusicAlbum
    date published: 1998-01-01
  popularity: 17
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  additional property: CopyrightID
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078030718
  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 0x71d9f378f8a92b0c2d2977e6a5de67ea83441d73b8ed7e0cfae6e231831dd9a5. 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/GBF078030718.
    date published: 2026-07-02T03:55:08Z
  audio: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 6 in A Minor for Violin, RV 356: 1. Allegro
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 6 in A Minor for Violin, RV 356: 2. Largo
  type: MusicRecording
  duration: PT2M10S
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  explicit: false
  by artist: Antonio Vivaldi
  by artist: Catherine Mackintosh
  by artist: Christopher Hogwood
  by artist: Academy of Ancient Music
  in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
    type: MusicAlbum
    date published: 1998-01-01
  popularity: 8
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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: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 6 in A Minor for Violin, RV 356: 2. Largo
track: Flute Concerto in D Major, RV 428 "Il Gardellino": 2. Cantabile
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 6 in A Minor for Violin, RV 356: 3. Presto
track: Flute Concerto in D Major, RV 428 "Il Gardellino": 3. Allegro
track: Flute Concerto in G Major, RV 435: 1. Allegro
track: Flute Concerto in G Major, RV 435: 2. Largo
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 7 in F Major for 4 Violins, RV 567: 3. Allegro
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 7 in F Major for 4 Violins, RV 567: 4. Adagio
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 7 in F Major for 4 Violins, RV 567: 5. Allegro
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 8 in A Minor for 2 Violins, RV 522: 1. Allegro
track: Flute Concerto in F Major, RV 434: 3. Allegro
track: Flute Concerto in G Major, RV 437: 1. Allegro
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 8 in A Minor for 2 Violins, RV 522: 3. Allegro
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 9 in D Major for Violin, RV 230: 2. Larghetto
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 1 in D Major for 4 Violins, RV 549: 1. Allegro
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 1 in D Major for 4 Violins, RV 549: 2. Largo e Spiccato
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 2 in G Minor for 2 Violins and Cello, RV 578: 1. Adagio e Spiccato
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 2 in G Minor for 2 Violins and Cello, RV 578: 2. Allegro
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 2 in G Minor for 2 Violins and Cello, RV 578: 3. Larghetto
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 2 in G Minor for 2 Violins and Cello, RV 578: 4. Allegro
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 3 in G Major for Solo Violin, RV 310: 2. Largo

CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
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value: 956351

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/956351

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF078030719

OTSTimestamp
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value: 2026-07-02T11:38:34Z

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 0x4fa806d86c4463d4a0daec3aad6e929b1ed4c78790cb77bc0ae5e3d5ad9bd55d. 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/GBF078030719.
date published: 2026-07-02T11:38:34Z

12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 6 in A Minor for Violin, RV 356: 2. Largo
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additional property: Tempo (BPM)
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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
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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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Flute Concerto in D Major, RV 428 "Il Gardellino": 2. Cantabile
type: MusicRecording
duration: PT3M14S
duration ms: 194026
explicit: false
by artist: Antonio Vivaldi
by artist: Stephen Preston
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
  type: MusicAlbum
  date published: 1998-01-01
popularity: 2
isrc code: GBF077640210
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077640210
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87b1e8dc9e6f731ec317a09c8adbc53ffe0233bdb5104f3ca488dd5a6a79673f. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), 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/GBF077640210.
  date published: 2026-07-08T03:39:04Z
audio: Flute Concerto in D Major, RV 428 "Il Gardellino": 2. Cantabile
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 6 in A Minor for Violin, RV 356: 3. Presto
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duration: PT2M15S
duration ms: 135066
explicit: false
by artist: Antonio Vivaldi
by artist: Catherine Mackintosh
by artist: Christopher Hogwood
by artist: Academy of Ancient Music
in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
  type: MusicAlbum
  date published: 1998-01-01
popularity: 15
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additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  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: 2026-07-02T03:30:09Z
audio: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 6 in A Minor for Violin, RV 356: 3. Presto
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Flute Concerto in D Major, RV 428 "Il Gardellino": 3. Allegro
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duration: PT2M59S
duration ms: 179773
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by artist: Stephen Preston
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
  type: MusicAlbum
  date published: 1998-01-01
popularity: 1
isrc code: GBF077640211
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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Flute Concerto in G Major, RV 435: 1. Allegro
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Flute Concerto in G Major, RV 435: 2. Largo
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 7 in F Major for 4 Violins, RV 567: 3. Allegro
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  date published: 2026-07-08T03:53:27Z
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 7 in F Major for 4 Violins, RV 567: 4. Adagio
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  date published: 2026-07-08T08:56:20Z
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 7 in F Major for 4 Violins, RV 567: 5. Allegro
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 8 in A Minor for 2 Violins, RV 522: 1. Allegro
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Flute Concerto in F Major, RV 434: 3. Allegro
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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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  date published: 2026-07-08T03:39:04Z
audio: Flute Concerto in F Major, RV 434: 3. Allegro
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Flute Concerto in G Major, RV 437: 1. Allegro
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duration: PT4M11S
duration ms: 251200
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by artist: Antonio Vivaldi
by artist: Stephen Preston
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
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popularity: 1
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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: 2026-07-08T03:53:27Z
audio: Flute Concerto in G Major, RV 437: 1. Allegro
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 8 in A Minor for 2 Violins, RV 522: 3. Allegro
type: MusicRecording
duration: PT3M7S
duration ms: 187333
explicit: false
by artist: Antonio Vivaldi
by artist: Monica Huggett
by artist: John Holloway
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
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  date published: 1998-01-01
popularity: 6
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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: 2026-07-22T01:27:40Z
audio: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 8 in A Minor for 2 Violins, RV 522: 3. Allegro
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 9 in D Major for Violin, RV 230: 2. Larghetto
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duration: PT2M31S
duration ms: 151933
explicit: false
by artist: Antonio Vivaldi
by artist: John Holloway
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
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  date published: 1998-01-01
popularity: 3
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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: 2026-07-08T03:53:27Z
audio: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 9 in D Major for Violin, RV 230: 2. Larghetto
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 1 in D Major for 4 Violins, RV 549: 1. Allegro
type: MusicRecording
duration: PT2M52S
duration ms: 172360
explicit: false
by artist: Antonio Vivaldi
by artist: Elizabeth Wilcock
by artist: John Holloway
by artist: Monica Huggett
by artist: Catherine Mackintosh
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
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  date published: 1998-01-01
popularity: 3
isrc code: GBF078030701
additional property: CopyrightID
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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: 2026-07-08T03:22:41Z
audio: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 1 in D Major for 4 Violins, RV 549: 1. Allegro
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 1 in D Major for 4 Violins, RV 549: 2. Largo e Spiccato
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duration: PT2M25S
duration ms: 145066
explicit: false
by artist: Antonio Vivaldi
by artist: Elizabeth Wilcock
by artist: John Holloway
by artist: Monica Huggett
by artist: Catherine Mackintosh
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
in album: Vivaldi: L'Estro Armonico ; 6 Flute Concertos
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popularity: 4
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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: 2026-07-08T03:22:41Z
audio: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 1 in D Major for 4 Violins, RV 549: 2. Largo e Spiccato
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 2 in G Minor for 2 Violins and Cello, RV 578: 1. Adagio e Spiccato
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duration: PT1M41S
duration ms: 101000
explicit: false
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by artist: Elizabeth Wilcock
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by artist: Susan Sheppard
by artist: Academy of Ancient Music
by artist: Christopher Hogwood
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popularity: 10
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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: 2026-07-02T03:55:08Z
audio: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 2 in G Minor for 2 Violins and Cello, RV 578: 1. Adagio e Spiccato
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A Golden Treasury of Historic Pianos
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track: Concerto for Lute, 2 Violins and Continuo in D major, RV 93: 3. Allegro
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track: 12 Concertos, Op. 3 "L'estro armonico", Concerto No. 10 in B Minor for 4 Violins and Cello (Arr. P. Romero for 4 Guitars): IIa. Largo
track: Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 4. Presto
track: Concerto for Strings and Continuo in D minor, RV 127: 3. Allegro
track: Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 2. Fantasmi (Presto)
track: Concerto for Strings and Continuo in D minor, R.127: 3. Allegro
track: Flute Concerto in G Minor, RV 439 "La notte": III. Largo
track: Concerto for Strings and Continuo in B flat, R.163 "Conca": 3. Allegro
track: Flute Concerto in G Minor, RV 439 "La notte": IV. Presto
track: Concerto for Strings in B Flat, R. 167: 3. Allegro
track: 12 Concertos, Op. 3 "L'estro armonico", Concerto No. 10 in B Minor for 4 Violins and Cello (Arr. P. Romero for 4 Guitars): IIb. Larghetto
track: Violin Concerto in E major, RV 270 "Il riposo": 2. Adagio
track: Concerto for Strings in D Minor, RV 128: II. Largo
track: Concerto for Strings and Continuo in C minor, R.119: 3. Allegro
track: Flute Concerto in G Minor, Op. 10/2, RV 439 "La notte": III. Largo – IV. Presto

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Concerto for Strings and Continuo in B minor, R.168: 3. Allegro
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Trio Sonata in G minor for 2 Violins and Continuo, Op. 1/1 , RV 7 3: 5. Gavotte (Allegro)
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12 Concertos, Op. 3 "L'estro armonico", Concerto No. 10 in B Minor for 4 Violins and Cello (Arr. P. Romero for 4 Guitars): IIa. Largo
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Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 4. Presto
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Concerto for Strings and Continuo in D minor, RV 127: 3. Allegro
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Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 2. Fantasmi (Presto)
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Concerto for Strings and Continuo in D minor, R.127: 3. Allegro
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Flute Concerto in G Minor, RV 439 "La notte": III. Largo
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Concerto for Strings and Continuo in B flat, R.163 "Conca": 3. Allegro
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Flute Concerto in G Minor, RV 439 "La notte": IV. Presto
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Concerto for Strings in B Flat, R. 167: 3. Allegro
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12 Concertos, Op. 3 "L'estro armonico", Concerto No. 10 in B Minor for 4 Violins and Cello (Arr. P. Romero for 4 Guitars): IIb. Larghetto
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Violin Concerto in E major, RV 270 "Il riposo": 2. Adagio
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Concerto for Strings in D Minor, RV 128: II. Largo
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Concerto for Strings and Continuo in C minor, R.119: 3. Allegro
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track: Concerto for Strings and Continuo in D minor, RV 129: 2. Allegro
track: Concerto for Strings and Continuo in D minor, RV 129: 3. Adagio
track: Concerto for Strings and Continuo in D minor, RV 129: 4. Allegro
track: Concerto for 2 Cellos, Strings and Continuo in G minor, RV 531: 1. Allegro
track: Concerto for 2 Cellos, Strings and Continuo in G minor, RV 531: 2. Largo
track: Concerto for 2 Flutes, Strings and Continuo in C major, RV 533: 1. Allegro
track: Concerto for Strings and Continuo in G major, RV 151 "Concerto alla Rustica": 2. Adagio
track: Concerto for Strings and Continuo in G major, RV 151 "Concerto alla Rustica": 3. Allegro
track: Concerto for 2 Violins, 2 Cellos, Strings and Continuo in D, RV 564: 1. Allegro

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Concerto for 2 Flutes, Strings and Continuo in C major, RV 533: 1. Allegro
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track: 12 Violin Concertos, Op. 8 "Il cimento dell'armonia e dell'inventione" / Concerto No. 2 in G Minor for solo violin, RV315 "L'Estate": III. Presto
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track: Gloria: Gloria in excelsis Deo

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La stravaganza, Violin Concerto in G Major, RV 185, Op. 4 No. 7: IV. Allegro
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 7 in F Major for 4 Violins, RV 567: 3b. Allegro
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Flute Concerto in G Minor, RV 439 "La notte": VI. Allegro
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 4 in E Minor for 4 Violins, RV 550: IV. Allegro
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 2 in G Minor for 2 Violins and Cello, RV 578: 2. Allegro
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Concerto for Strings and Continuo in G Major, RV 151 "Concerto alla Rustica": 1. Presto
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L'estro armonico, Concerto for 4 Violins in E Minor, RV 550, Op. 3 No. 4: II. Allegro assai
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An Era of Baroque: Bach
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track: Concerto for Lute, 2 Violins and Continuo in D major, RV 93: 1. (Allegro giusto)
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track: Concerto for Strings and Continuo in G major, RV 151 "Concerto alla Rustica": 2. Adagio
track: Violin Concerto in D major, Op. 7/11, RV 208a: 1. Allegro
track: Concerto for Strings and Continuo in G major, RV 151 "Concerto alla Rustica": 3. Allegro
track: Concerto for 2 Violins, 2 Cellos, Strings and Continuo in D, RV 564: 1. Allegro
track: Concerto for Strings in G Minor, RV 153
track: Flautino Concerto in C Major, RV 443: 2. Largo
track: 12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 10 in B Minor for 4 Violins and Cello, RV 580: 1. Allegro

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Concerto For 2 Trumpets, Strings And Continuo In C Major, RV 537: 3. Allegro
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Concerto for Lute, 2 Violins and Continuo in D major, RV 93: 1. (Allegro giusto)
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Concerto for Strings and Continuo in D minor, RV 129: 1. Adagio
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Concerto for Lute, 2 Violins and Continuo in D major, RV 93: 2. Largo
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Concerto for Strings and Continuo in D minor, RV 129: 2. Allegro
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Concerto for Lute, 2 Violins and Continuo in D major, RV 93: 3. Allegro
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Concerto for Strings and Continuo in D minor, RV 129: 3. Adagio
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Concerto for Strings and Continuo in D minor, RV 129: 4. Allegro
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Flute Concerto in A minor, RV 108 - Performed on recorder: 2. Largo
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Concerto for 2 Cellos, Strings and Continuo in G minor, RV 531: 1. Allegro
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Concerto for 2 Cellos, Strings and Continuo in G minor, RV 531: 2. Largo
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Flute Concerto In G Minor, Op.10, No.2, RV439 - "La notte": 2. Fantasmi (Presto)
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Concerto for 2 Flutes, Strings and Continuo in C major, RV 533: 1. Allegro
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Flute Concerto In G Minor, Op.10, No.2, RV439 - "La notte": 3. Largo
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Concerto for Strings and Continuo in G major, RV 151 "Concerto alla Rustica": 2. Adagio
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Violin Concerto in D major, Op. 7/11, RV 208a: 1. Allegro
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Concerto for Strings and Continuo in G major, RV 151 "Concerto alla Rustica": 3. Allegro
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Concerto for 2 Violins, 2 Cellos, Strings and Continuo in D, RV 564: 1. Allegro
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Concerto for Strings in G Minor, RV 153
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Flautino Concerto in C Major, RV 443: 2. Largo
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12 Concertos, Op. 3 "L'estro armonico" / Concerto No. 10 in B Minor for 4 Violins and Cello, RV 580: 1. Allegro
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17th Century Composers - Antonio Vivaldi
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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
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
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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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    date published: 2026-07-06T06:56:49Z
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track: Concerto grosso in G minor, Op. 6, No. 8 "fatto per la notte di Natale": 2. Adagio - Allegro - Adagio
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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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    date published: 2026-07-07T16:07:00Z
  audio: Concerto grosso in G minor, Op. 6, No. 8 "fatto per la notte di Natale": 2. Adagio - Allegro - Adagio
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track: 4. Allegro - Pastorale (Largo) [Concerto grosso in G minor, Op. 6, No. 8 "fatto per la notte di Natale"]
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  by artist: Academy of Ancient Music
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    type: MusicAlbum
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  genre: classical
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  subject of: OpenTimestamps Proof of Existence
  audio: 4. Allegro - Pastorale (Largo) [Concerto grosso in G minor, Op. 6, No. 8 "fatto per la notte di Natale"]
track: Suite No. 3 In D Major, BWV 1068: 2. Air
track: Oboe Concerto in D minor S.Z799: 1. Andante e spiccato
track: Oboe Concerto in D minor S.Z799: 2. Adagio
track: Concerto for 4 Harpsichords, Strings, and Continuo in A minor, BWV 1065: 1. (Allegro)
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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

OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:22:41Z

4. Allegro - Pastorale (Largo) [Concerto grosso in G minor, Op. 6, No. 8 "fatto per la notte di Natale"]
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additional property: Mode (Major/Minor)
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Suite No. 3 In D Major, BWV 1068: 2. Air
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by artist: Academy of Ancient Music
by artist: Christopher Hogwood
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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: Suite No. 3 In D Major, BWV 1068: 2. Air
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Oboe Concerto in D minor S.Z799: 1. Andante e spiccato
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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: 2026-07-08T03:53:27Z
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OpenTimestamps Proof of Existence
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