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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 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. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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    additional property: OTSVerifyInstructions
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-02T11:38:34Z
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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: Marc'Antonio e Cleopatra: Morte col fiero aspetto (Ed. Wiesend)
  track: Merope: Chi non sente al mio dolore
  track: La morte d'Abel: Questi al cor finora ignoti
album: Peaceful Oboe: The Baroque Collection
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album: Vivaldi: Il cimento dell'armonia e dell'inventione, Op. 8
album: Vivaldi: 12 Concertos, Op. 7
album: Vivaldi: Complete Oboe Concertos
album: Mozart: Flute Concerto K. 314 & Sinfonia Concertante K. 297B, Weber: Hornconcertino
album: Oboe Concertos, Vol. 1
album: 100 Best of Vivaldi
album: Le Baroque
album: Quintessence Vivaldi: Four Seasons, Cello, Oboe & Flute Concertos
album: Telemann Edition, Vol. 3
album: Top 50 Vivaldi

Violin Concerto No. 5 in C Minor, RV 202: I. Allegro non molto
type: MusicRecording
duration: PT4M47S
duration ms: 287293
explicit: false
by artist: Antonio Vivaldi
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
by artist: Pier-Luigi Fabretti
in album: Vivaldi: Violin Concertos, Op. 11 & 12
  type: MusicAlbum
  date published: 2016-11-04
popularity: 27
isrc code: NLY331500846
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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  date published: 2026-06-13T17:25:41Z
audio: Violin Concerto No. 5 in C Minor, RV 202: I. Allegro non molto
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Violin Concerto No. 4 in G Major, RV 308: I. Allegro
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duration: PT4M8S
duration ms: 248813
explicit: false
by artist: Antonio Vivaldi
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
by artist: Pier-Luigi Fabretti
in album: Vivaldi: Violin Concertos, Op. 11 & 12
  type: MusicAlbum
  date published: 2016-11-04
popularity: 14
isrc code: NLY331500849
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: TokenDeploymentConfirmed
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  date published: 2026-07-02T03:30:09Z
audio: Violin Concerto No. 4 in G Major, RV 308: I. Allegro
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Violin Concerto No. 3 in A Major, RV 336: I. Allegro
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duration: PT4M6S
duration ms: 246800
explicit: false
by artist: Antonio Vivaldi
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
by artist: Pier-Luigi Fabretti
in album: Vivaldi: Violin Concertos, Op. 11 & 12
  type: MusicAlbum
  date published: 2016-11-04
popularity: 8
isrc code: NLY331500855
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:55:08Z
audio: Violin Concerto No. 3 in A Major, RV 336: I. Allegro
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Oboe Concerto No. 6 in G Minor, RV 460: II. Largo
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duration: PT3M2S
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by artist: Antonio Vivaldi
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
by artist: Pier-Luigi Fabretti
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popularity: 9
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Oboe Concerto No. 6 in G Minor, RV 460: II. Largo
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Violin Concerto No. 4 in G Major, RV 308: II. Largo cantabile
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by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
by artist: Pier-Luigi Fabretti
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popularity: 7
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  date published: 2026-07-22T10:42:27Z
audio: Violin Concerto No. 4 in G Major, RV 308: II. Largo cantabile
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Violin Concerto in D Major, RV 208a: I. Allegro
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duration: PT4M27S
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by artist: L'Arte dell' Arco
by artist: Pier-Luigi Fabretti
by artist: Federico Guglielmo
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additional property: OTSVerifyInstructions
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  date published: 2026-07-06T07:16:32Z
audio: Violin Concerto in D Major, RV 208a: I. Allegro
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Violin Concerto in F Major, RV 294a: I. Allegro
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by artist: L'Arte dell' Arco
by artist: Pier-Luigi Fabretti
by artist: Federico Guglielmo
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T05:09:12Z
audio: Violin Concerto in F Major, RV 294a: I. Allegro
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Concerto in C Major, Op. 8, RV 449: II. Largo
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:55:08Z
audio: Concerto in C Major, Op. 8, RV 449: II. Largo
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Concerto in C Major, Op. 8, RV 449: III. Allegro
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:55:08Z
audio: Concerto in C Major, Op. 8, RV 449: III. Allegro
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Marc'Antonio e Cleopatra: Morte col fiero aspetto (Ed. Wiesend)
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  date published: 2026-07-08T03:22:41Z
audio: Marc'Antonio e Cleopatra: Morte col fiero aspetto (Ed. Wiesend)
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Merope: Chi non sente al mio dolore
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subject of: OpenTimestamps Proof of Existence
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subject of: OpenTimestamps Proof of Existence
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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: Oboe Concerto in G Major, TWV 51:2: I. Andante
track: Oboe Concerto in G Minor, HWV 287: III. Sarabande. Largo
track: Concerto in B-Flat, Wq. 164: II. Largo E Mesto, Con Sordini
track: Sonata à Oboe, Violoncello e Basso in G Minor: III. Adagio
track: Oboe Concerto in F Major, RV 456 "Harmonia Mundi": I. Largo
track: Sonata in G Minor for Two Oboes, Bassoon and Basso Continuo: III. Largo
track: Concerto for Oboe d'amore in A Major, TWV 51:2: III. Largo
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:53:27Z

Oboe Concerto in G Minor, BWV 1056: II. Largo
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Oboe Concerto in G Major, TWV 51:2: I. Andante
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audio: Oboe Concerto in G Major, TWV 51:2: I. Andante
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Concerto in B-Flat, Wq. 164: II. Largo E Mesto, Con Sordini
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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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Sonata à Oboe, Violoncello e Basso in G Minor: III. Adagio
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subject of: OpenTimestamps Proof of Existence
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Oboe Concerto in F Major, RV 456 "Harmonia Mundi": I. Largo
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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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Sonata in G Minor for Two Oboes, Bassoon and Basso Continuo: III. Largo
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Concerto for Oboe d'amore in A Major, TWV 51:2: III. Largo
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Sonata da camera in B-Flat Major: I. Adagio
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Oboe Concerto in E-Flat Major, TWV 51:S1: II. Largo
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track: Oboe Concerto No. 6 in G Minor, RV 460: I. Allegro non tanto
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Violin Concerto No. 3 in A Major, RV 336: III. Allegro
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Violin Concerto No. 1 in D Major, RV 207: II. Largo
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Oboe Concerto No. 6 in G Minor, RV 460: I. Allegro non tanto
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  date published: 2026-07-08T03:20:19Z
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Violin Concerto No. 5 in B-Flat Major, RV 379: II. Largo
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Violin Concerto No. 1 in G Minor, RV 317: I. Allegro
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  date published: 2026-07-08T03:22:41Z
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Violin Concerto No. 4 in C Major, RV 173: I. Largo spiccato, allegro
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  date published: 2026-07-08T03:22:41Z
audio: Violin Concerto No. 4 in C Major, RV 173: I. Largo spiccato, allegro
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Violin Concerto No. 4 in C Major, RV 173: II. Largo
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  date published: 2026-07-08T03:22:41Z
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Violin Concerto No. 4 in C Major, RV 173: III. Allegro
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  date published: 2026-07-08T03:20:19Z
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Violin Concerto No. 2 in D Minor, RV 244: I. Allegro
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Concerto for Strings No. 3 in D Major, RV 124: I. Allegro
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Concerto for Strings No. 3 in D Major, RV 124: II. Grave
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Concerto for Strings No. 3 in D Major, RV 124: III. Allegro
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Vivaldi: Il cimento dell'armonia e dell'inventione, Op. 8
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Vivaldi: 12 Concertos, Op. 7
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track: Violin Concerto in B-Flat Major, RV 373: I. Allegro
track: Violin Concerto in F Major, RV 285a: II. Grave
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Violin Concerto in D Major, RV 214: I. Allegro
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Violin Concerto in B-Flat Major, RV 373: I. Allegro
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Violin Concerto in F Major, RV 285a: II. Grave
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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: 2026-07-08T03:22:41Z
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  subject of: OpenTimestamps Proof of Existence
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track: Oboe Concerto in D Minor, RV 454: II. Largo
track: Oboe Concerto in B-Flat Major, RV 464: I. Allegro
track: Oboe Concerto in B-Flat Major, RV 464: II. Largo
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track: Oboe Concerto in C Major, RV 448: I. −
track: Oboe Concerto in C Major, RV 448: II. Larghetto
track: Oboe Concerto in C Major, RV 451: II. Largo
track: Oboe Concerto in C Major, RV 451: III. Allegro
track: Oboe Concerto in C Major, RV 184: II. Andante
track: Oboe Concerto in A Minor, RV 462: II. Largo
track: Oboe Concerto in C Major, RV 447: III. Minuetto

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OTSVerificationAPI
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89dc08d7fc0e35ad562736948f514d9a84b53e9006eb4da45ef69c112c874573. 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/NLY331401928.
date published: 2026-07-08T03:20:19Z

Oboe Concerto in F Major, RV 456 "Harmonia Mundi": I. Largo
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Oboe Concerto in D Minor, RV 454: II. Largo
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by artist: Pier-Luigi Fabretti
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
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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: Oboe Concerto in D Minor, RV 454: II. Largo
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Oboe Concerto in B-Flat Major, RV 464: I. Allegro
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by artist: Pier-Luigi Fabretti
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by artist: Federico Guglielmo
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Oboe Concerto in B-Flat Major, RV 464: I. Allegro
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by artist: Federico Guglielmo
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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: Oboe Concerto in B-Flat Major, RV 464: II. Largo
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Oboe Concerto in D Major, RV 453: III. Allegro
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Oboe Concerto in F Major, RV 457: I. Allegro non molto
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duration: PT4M34S
duration ms: 274533
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by artist: Antonio Vivaldi
by artist: Pier-Luigi Fabretti
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
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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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  date published: 2026-07-08T03:22:41Z
audio: Oboe Concerto in F Major, RV 457: I. Allegro non molto
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Oboe Concerto in C Major, RV 448: I. −
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duration: PT4M26S
duration ms: 266640
explicit: false
by artist: Antonio Vivaldi
by artist: Pier-Luigi Fabretti
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
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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: Oboe Concerto in C Major, RV 448: I. −
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Oboe Concerto in C Major, RV 448: II. Larghetto
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by artist: Antonio Vivaldi
by artist: Pier-Luigi Fabretti
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
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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: Oboe Concerto in C Major, RV 448: II. Larghetto
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Oboe Concerto in C Major, RV 451: II. Largo
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by artist: Antonio Vivaldi
by artist: Pier-Luigi Fabretti
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
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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: 2026-07-08T03:20:19Z
audio: Oboe Concerto in C Major, RV 451: II. Largo
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Oboe Concerto in C Major, RV 451: III. Allegro
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by artist: Pier-Luigi Fabretti
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
in album: Vivaldi: Complete Oboe Concertos
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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: 2026-07-08T03:53:27Z
audio: Oboe Concerto in C Major, RV 451: III. Allegro
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Oboe Concerto in C Major, RV 184: II. Andante
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duration: PT2M32S
duration ms: 152533
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by artist: Pier-Luigi Fabretti
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
in album: Vivaldi: Complete Oboe Concertos
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  date published: 2014-04-02
isrc code: NLY331401959
additional property: CopyrightID
additional property: CopyrightStatus
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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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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: 2026-07-08T03:20:19Z
audio: Oboe Concerto in C Major, RV 184: II. Andante
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Oboe Concerto in A Minor, RV 462: II. Largo
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by artist: Pier-Luigi Fabretti
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
in album: Vivaldi: Complete Oboe Concertos
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  date published: 2014-04-02
isrc code: NLY331401962
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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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Oboe Concerto in A Minor, RV 462: II. Largo
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track: Oboe Concerto in C Major, RV 450: I. Allegro molto
track: Oboe Concerto in C Major, RV 450: III. Allegro
track: Oboe Concerto in A Minor, RV 461: III. Allegro
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Oboe Concerto in C Major, RV 447: I. Allegro non molto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Oboe Concerto in C Major, RV 447: I. Allegro non molto
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100 Best of Vivaldi
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date published: 2022-11-05

Le Baroque
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date published: 2019-11-01

Quintessence Vivaldi: Four Seasons, Cello, Oboe & Flute Concertos
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-06T06:56:49Z
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    date published: 2026-07-08T03:20:19Z
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track: Violin Concerto in F Major, RV 293 "L'autunno": I. Allegro - Larghetto - Allegro assai
track: Violin Concerto in F Major, RV 293 "L'autunno": III. Allegro
track: Violin Concerto in G Minor, RV 332: I. Allegro

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

Violin Concerto in G Minor, RV 315 "L'estate": II. Adagio - Presto - Adagio - Presto - Adagio -Presto - Adagio - Presto - Adagio
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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: Violin Concerto No. 2 in G Minor, RV 315 "L'estate": II. Adagio - presto
track: Concerto No. 10 in B Minor: I. Allegro
track: Concerto No. 10 in B Minor: II. Largo
track: Concerto No. 10 in B Minor: III. Larghetto - adagio - largo
track: Violin Concerto No. 3 in F Major, RV 293 "L'autunno": I. Allegro - larghetto - allegro assai
track: Violin Concerto No. 3 in F Major, RV 293 "L'autunno": II. Adagio molto
track: Violin Concerto No. 3 in F Major, RV 293 "L'autunno": III. Allegro
track: Flute Concerto No. 1 in F Major, RV 433 "La tempesta di mare": II. Largo
track: Flute Concerto No. 1 in F Major, RV 433 "La tempesta di mare": III. Presto
track: Flute Concerto No. 3 in D Major, RV 428 "Il gardellino": I. Allegro
track: Flute Concerto No. 3 in D Major, RV 428 "Il gardellino": II. Cantabile
track: Flute Concerto No. 3 in D Major, RV 428 "Il gardellino": III. Allegro
track: Violin Concerto No. 4 in F Minor, RV 297 "L'inverno": I. Allegro non molto
track: Violin Concerto No. 4 in F Minor, RV 297 "L'inverno": II. Largo
track: Violin Concerto No. 4 in F Minor, RV 297 "L'inverno": III. Allegro - lenot
track: Flute Concerto No. 2 in G Minor, RV 439 "La notte": I. Largo
track: Flute Concerto No. 2 in G Minor, RV 439 "La Notte": II. Presto fantasmi - Largo Largo
track: Flute Concerto No. 2 in G Minor, RV 439 "La notte": III. Presto
track: Flute Concerto No. 2 in G Minor, RV 439 "La notte": IV. Largo (Il sonno)
track: Flute Concerto No. 2 in G Minor, RV 439 "La notte": V. Allegro
track: Concerto in C Major, Op. 8, RV 449: II. Largo
track: Concerto in C Major, Op. 8, RV 449: III. Allegro
track: Concerto in F Minor, RV 405: I. -
track: Concerto in F Minor, RV 405: II. Andante
track: Concerto in F Minor, RV 405: III. Allegro
track: Concerto in C Major, RV 87: I. Adagio - allegro
track: Concerto in C Major, RV 87: III. Allegro
track: Concerto in G Major, RV 532: I. Allegro
track: Nisi Dominus, RV 608: VII. Gloria patri
track: Concerto No. 1 in B-Flat Major, RV 383a: I. Allegro
track: Violin Concerto No. 2 in G Minor, RV 315 "L'estate": III. Presto

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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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  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 0xe63bf324c160547174c3503bcf3510b566282a5ab2210855f21eb604e04420ce. 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/NLY331901451.
  date published: 2026-07-02T05:09:12Z
audio: Concerto No. 10 in B Minor: I. Allegro
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Concerto No. 10 in B Minor: II. Largo
type: MusicRecording
duration: PT0M51S
duration ms: 51786
explicit: false
by artist: Antonio Vivaldi
by artist: Federico Guglielmo
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
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  date published: 2014-05-24
isrc code: NLY331901452
additional property: CopyrightID
additional property: CopyrightStatus
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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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331901452
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb05da4079d7bfe3eaea8c2315cecaf493516a2d2f00985b05bfd2572892273ac. 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/NLY331901452.
  date published: 2026-07-02T03:55:08Z
audio: Concerto No. 10 in B Minor: II. Largo
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Concerto No. 10 in B Minor: III. Larghetto - adagio - largo
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duration: PT1M14S
duration ms: 74640
explicit: false
by artist: Antonio Vivaldi
by artist: Federico Guglielmo
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901453
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
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331901453
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdab268b6b80c0c789bf9cfdbbf71fc6fa1d571e53b1523099d644fc762618e39. 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/NLY331901453.
  date published: 2026-07-02T05:09:12Z
audio: Concerto No. 10 in B Minor: III. Larghetto - adagio - largo
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  additional property: Energy
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Violin Concerto No. 3 in F Major, RV 293 "L'autunno": I. Allegro - larghetto - allegro assai
type: MusicRecording
duration: PT4M30S
duration ms: 270773
explicit: false
by artist: Antonio Vivaldi
by artist: Federico Guglielmo
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901454
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331901454
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd531eefd7650b61b4f3bc6a40cf936206eadc6c08c81e072d15c3add8f9f8aeb. 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/NLY331901454.
  date published: 2026-07-02T03:55:08Z
audio: Violin Concerto No. 3 in F Major, RV 293 "L'autunno": I. Allegro - larghetto - allegro assai
  type: AudioObject
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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Violin Concerto No. 3 in F Major, RV 293 "L'autunno": II. Adagio molto
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duration: PT2M11S
duration ms: 131666
explicit: false
by artist: Antonio Vivaldi
by artist: Federico Guglielmo
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901455
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
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additional property: OTSVerificationAPI
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4f69a897cce4b96a28c494a8944641790d31a9590e8c1e655a7e4e638e6fbb6. 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/NLY331901455.
  date published: 2026-07-02T03:55:08Z
audio: Violin Concerto No. 3 in F Major, RV 293 "L'autunno": II. Adagio molto
  type: AudioObject
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Violin Concerto No. 3 in F Major, RV 293 "L'autunno": III. Allegro
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duration: PT3M16S
duration ms: 196586
explicit: false
by artist: Antonio Vivaldi
by artist: Federico Guglielmo
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901456
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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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 0x72e4a36fc5ba9f11c73938c843524642e0d4f4c47e91d95a284184b58e55ebec. 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/NLY331901456.
  date published: 2026-07-02T05:09:12Z
audio: Violin Concerto No. 3 in F Major, RV 293 "L'autunno": III. Allegro
  type: AudioObject
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Flute Concerto No. 1 in F Major, RV 433 "La tempesta di mare": II. Largo
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duration: PT1M57S
duration ms: 117506
explicit: false
by artist: Antonio Vivaldi
by artist: Mario Folena
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901458
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x13f7b8052db864940470ddb2bccfa3cd4394e8a466dc3e0d78fd1372aa363c4b. 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/NLY331901458.
  date published: 2026-07-02T05:09:12Z
audio: Flute Concerto No. 1 in F Major, RV 433 "La tempesta di mare": II. Largo
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Flute Concerto No. 1 in F Major, RV 433 "La tempesta di mare": III. Presto
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duration: PT2M11S
duration ms: 131000
explicit: false
by artist: Antonio Vivaldi
by artist: Mario Folena
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901459
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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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: 2026-07-02T05:09:12Z
audio: Flute Concerto No. 1 in F Major, RV 433 "La tempesta di mare": III. Presto
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Flute Concerto No. 3 in D Major, RV 428 "Il gardellino": I. Allegro
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duration: PT3M52S
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by artist: Mario Folena
by artist: L'Arte dell' Arco
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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: Flute Concerto No. 3 in D Major, RV 428 "Il gardellino": I. Allegro
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Flute Concerto No. 3 in D Major, RV 428 "Il gardellino": II. Cantabile
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by artist: L'Arte dell' Arco
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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: 2026-07-02T11:38:34Z
audio: Flute Concerto No. 3 in D Major, RV 428 "Il gardellino": II. Cantabile
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Flute Concerto No. 3 in D Major, RV 428 "Il gardellino": III. Allegro
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by artist: Mario Folena
by artist: L'Arte dell' Arco
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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: Flute Concerto No. 3 in D Major, RV 428 "Il gardellino": III. Allegro
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Violin Concerto No. 4 in F Minor, RV 297 "L'inverno": I. Allegro non molto
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Violin Concerto No. 4 in F Minor, RV 297 "L'inverno": I. Allegro non molto
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Violin Concerto No. 4 in F Minor, RV 297 "L'inverno": II. Largo
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Violin Concerto No. 4 in F Minor, RV 297 "L'inverno": II. Largo
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Violin Concerto No. 4 in F Minor, RV 297 "L'inverno": III. Allegro - lenot
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Violin Concerto No. 4 in F Minor, RV 297 "L'inverno": III. Allegro - lenot
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Flute Concerto No. 2 in G Minor, RV 439 "La notte": I. Largo
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by artist: L'Arte dell' Arco
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331901466
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 0x44d857880dce1c0b0da30f23824f6d52b1247c1b5c4b330ce63494b897c66faa. 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/NLY331901466.
  date published: 2026-07-02T03:55:08Z
audio: Flute Concerto No. 2 in G Minor, RV 439 "La notte": I. Largo
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  additional property: Speechiness
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  additional property: Acousticness
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Flute Concerto No. 2 in G Minor, RV 439 "La Notte": II. Presto fantasmi - Largo Largo
type: MusicRecording
duration: PT1M19S
duration ms: 79280
explicit: false
by artist: Antonio Vivaldi
by artist: Mario Folena
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
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  date published: 2014-05-24
isrc code: NLY331901467
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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331901467
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b185e8d58dc9c96d69153b324b6549f24edada508aa70609db71512d2fd4166. 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/NLY331901467.
  date published: 2026-07-02T05:09:12Z
audio: Flute Concerto No. 2 in G Minor, RV 439 "La Notte": II. Presto fantasmi - Largo Largo
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  additional property: Danceability
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  additional property: Energy
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Flute Concerto No. 2 in G Minor, RV 439 "La notte": III. Presto
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duration: PT1M4S
duration ms: 64280
explicit: false
by artist: Antonio Vivaldi
by artist: Mario Folena
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901468
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
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331901468
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
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 0x53fdc98a79da304f582d046c4e27e7ce7fac1b78abdf6613b5080e76c48a6ae2. 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/NLY331901468.
  date published: 2026-07-02T11:38:34Z
audio: Flute Concerto No. 2 in G Minor, RV 439 "La notte": III. Presto
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  additional property: Tempo (BPM)
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Flute Concerto No. 2 in G Minor, RV 439 "La notte": IV. Largo (Il sonno)
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duration: PT1M53S
duration ms: 113826
explicit: false
by artist: Antonio Vivaldi
by artist: Mario Folena
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901469
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbde67ae2dd5f1b45323dcfeac8c1ab518fd9915bd8c62aa3e133248fabc1d773. 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/NLY331901469.
  date published: 2026-07-02T03:55:08Z
audio: Flute Concerto No. 2 in G Minor, RV 439 "La notte": IV. Largo (Il sonno)
  type: AudioObject
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Flute Concerto No. 2 in G Minor, RV 439 "La notte": V. Allegro
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duration: PT2M15S
duration ms: 135893
explicit: false
by artist: Antonio Vivaldi
by artist: Mario Folena
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901470
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
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additional property: OTSVerificationAPI
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b4cf9b391980f0f9fdd90d0eaded394ed0e22e3e130eb38bdfe42471470968d. 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/NLY331901470.
  date published: 2026-07-02T11:38:34Z
audio: Flute Concerto No. 2 in G Minor, RV 439 "La notte": V. Allegro
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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: Danceability
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Concerto in F Minor, RV 405: I. -
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duration: PT2M40S
duration ms: 160026
explicit: false
by artist: Antonio Vivaldi
by artist: Francesco Galligioni
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901474
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
  type: PropertyValue
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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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfdf855fba96afb475617733c806c05babe54f678415006bcc21c9d72bccb4ef7. 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/NLY331901474.
  date published: 2026-07-02T03:55:08Z
audio: Concerto in F Minor, RV 405: I. -
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  additional property: Mode (Major/Minor)
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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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Concerto in F Minor, RV 405: II. Andante
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duration: PT3M47S
duration ms: 227186
explicit: false
by artist: Antonio Vivaldi
by artist: Francesco Galligioni
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901475
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
  type: PropertyValue
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa08db33e1ba5ccecf91aebf1e574138f7399fc24757212aed68cc39b60336e24. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), 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/NLY331901475.
  date published: 2026-07-13T07:53:33Z
audio: Concerto in F Minor, RV 405: II. Andante
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  additional property: Mode (Major/Minor)
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Concerto in F Minor, RV 405: III. Allegro
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duration: PT2M18S
duration ms: 138813
explicit: false
by artist: Antonio Vivaldi
by artist: Francesco Galligioni
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
  type: MusicAlbum
  date published: 2014-05-24
isrc code: NLY331901476
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: 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: 2026-07-02T03:55:08Z
audio: Concerto in F Minor, RV 405: III. Allegro
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Concerto in C Major, RV 87: I. Adagio - allegro
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duration: PT3M13S
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by artist: Antonio Vivaldi
by artist: Collegium Pro Musica
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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 0xa32a36a750296ca3a4deeb06a582ef1851a71a181aa55b780de5d5941074b7b0. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), 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/NLY331901477.
  date published: 2026-07-06T06:56:49Z
audio: Concerto in C Major, RV 87: I. Adagio - allegro
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Concerto in C Major, RV 87: III. Allegro
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duration: PT2M32S
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by artist: Antonio Vivaldi
by artist: Collegium Pro Musica
in album: Top 50 Vivaldi
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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 0xda3a962a3033c8dbc14ac1748aba6e9d5056b89e3caecff4db4446229a15304c. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), 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/NLY331901479.
  date published: 2026-07-13T07:53:33Z
audio: Concerto in C Major, RV 87: III. Allegro
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Concerto in G Major, RV 532: I. Allegro
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duration: PT3M55S
duration ms: 235413
explicit: false
by artist: Antonio Vivaldi
by artist: L'Arte dell' Arco
by artist: Federico Guglielmo
in album: Top 50 Vivaldi
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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
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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 0xf695026019f0794ff44be9ba68e313bd0abb97892f0bb494aff4a3a3583829bb. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), 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/NLY331901480.
  date published: 2026-07-06T07:16:32Z
audio: Concerto in G Major, RV 532: I. Allegro
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Nisi Dominus, RV 608: VII. Gloria patri
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duration: PT4M44S
duration ms: 284026
explicit: false
by artist: Antonio Vivaldi
by artist: Syste Bulwalda
by artist: Netherlands Bach Collegium
by artist: Pieter Jan Leusink
in album: Top 50 Vivaldi
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
audio: Nisi Dominus, RV 608: VII. Gloria patri
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Concerto No. 1 in B-Flat Major, RV 383a: I. Allegro
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duration: PT2M56S
duration ms: 176840
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by artist: Federico Guglielmo
by artist: L'Arte dell' Arco
in album: Top 50 Vivaldi
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:16:32Z
audio: Concerto No. 1 in B-Flat Major, RV 383a: I. Allegro
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Violin Concerto No. 2 in G Minor, RV 315 "L'estate": III. Presto
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additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Violin Concerto No. 2 in G Minor, RV 315 "L'estate": III. Presto
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