Modo Antiquo
type: MusicGroup
genre: classical
genre: opera
description: Modo Antiquo is an Italian instrumental ensemble dedicated to the performance of Baroque, Renaissance, and Medieval music. It was founded in 1984 by Federico Maria Sardelli. Twice nominated for a Gram
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album: Corelli: Opera VI - Concerti Grossi, Concerti 7/12
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  date published: 2012-10-01
album: Vivaldi: Orlando 1714
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  track: Concerto in D Major, RV 781: I. Sinfonia. Allegro
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      date published: 2026-07-08T03:20:19Z
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  track: Concerto in D Major, RV 781: III. Allegro
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    audio: Concerto in D Major, RV 781: III. Allegro
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  track: Orlando furioso, RV 819, Act II, Scene 6: Io sembro appunto quell'augelletto (Aria)
  track: Orlando furioso, RV 819, Act I, Scene 5: Nel profondo cieco mondo (Aria)
  track: Orlando furioso, RV 819, Act I, Scene 11: Porta il sol del tuo sembiante (Aria)
  track: Orlando furioso, RV 819, Act I, Scene 12: Non muore il fiore (Aria)
album: Sardelli: Baroque Concertos, Psalm, Chamber Music
album: Vivaldi: Orlando furioso, RV 728
album: Vivaldi: Tito Manlio, RV 738
album: Vivaldi: Arsilda, regina di Ponto, RV 700
album: Vivaldi: Juditha triumphans devicta Holofernes barbarie
album: Frescobaldi: Arie Musicali (Frescobaldi-Edition, Vol. 7)
album: Frescobaldi: Edition Vol. 6, Madrigals, Book 1
album: Vivaldi: La stravaganza, Op. 4
album: Handel Arias
album: Vivaldi: Atenaide
album: Vivaldi: New Discoveries
album: Vivaldi: Mio cor, povero cor, RV 690
album: L’Orazio
album: Vivaldi: Juditha Triumphans (Sacrum Militare Oratorium) RV 644
album: La Musica Dei Crociati
album: Carmina Burana
album: Lost Concertos for Anna Maria
album: Vivaldi: Concertos for Strings
album: Sardelli: Sacred Music
album: L 'Opera Per Traversiere (Parte Prima RV 427, 533, 429, 440, 438, 436)
album: Vivaldi: Concerti per molti istromenti
album: Vivaldi: L'opera per Traversiere - Parte prima: RV 427, 533, 429, 440, 438, 436
album: Vivaldi: Le cantate, Vol. 2
album: Vivaldi: Le cantate, Vol. 1
album: Vivaldi: Le Cantate
album: Vivaldi: L'opera per traversiere, Vol. 2
album: Francesco: Concerti ecclesiastici - Mottetti concertati
album: Antonio Vivaldi: I XII Concerti di Parigi
album: A. Scarlatti: Flute Sonatas Nos. 1-7 & Sonatas for 2 Flutes
album: Vivaldi: New Discoveries II
album: Vivaldi: Opera Overtures
album: Vivaldi: Concerti per violino II "Di sfida"
album: Vivaldi: Concerti Di Parigi I XII
album: A. Scarlatti - I concerti per flauto e archi
album: Antonio Vivaldi: L 'Opera per Traversiere
album: A. Scarlatti: Inferno
album: Era la Notte
album: Secular Songs & Dances from the Middle Ages
album: L 'Opera Per Traversiere (Concerto in Sol maggiore RV 438 & Concerto in Sol maggiore RV 436)
album: Vivaldi: Cantate per soprano e continuo
track: Trattado de glosas: Quinta Pars

Concerto in D Major, RV 781: I. Sinfonia. Allegro
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  date published: 2026-06-13T13:32:09Z
audio: Concerto in D Major, RV 781: I. Sinfonia. Allegro
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Arsilda, regina di Ponto, RV 700, Act I: L'esperto nocchiero
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  date published: 2026-06-13T12:53:06Z
audio: Arsilda, regina di Ponto, RV 700, Act I: L'esperto nocchiero
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Atenaide, RV 702, Sinfonia: I. Allegro
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  date published: 2026-06-13T15:41:10Z
audio: Atenaide, RV 702, Sinfonia: I. Allegro
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Concerto for Flute and Strings in D Minor, RV 431: I. Allegro non molto
type: MusicRecording
duration: PT3M21S
duration ms: 201440
explicit: false
by artist: Antonio Vivaldi
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
by artist: Alexis Kossenko
in album: Vivaldi: New Discoveries II
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  date published: 2012-06-04
isrc code: FRZ131127011
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Concerto for Flute and Strings in D Minor, RV 431: I. Allegro non molto
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Violin Concerto in A Major, RV 817: I. Allegro
type: MusicRecording
duration: PT3M50S
duration ms: 230440
explicit: false
by artist: Antonio Vivaldi
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
by artist: Anton Steck
in album: Vivaldi: New Discoveries II
  type: MusicAlbum
  date published: 2012-06-04
popularity: 19
isrc code: FRZ131127016
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightChainExplorerURL
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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/FRZ131127016
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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Violin Concerto in A Major, RV 817: I. Allegro
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  additional property: Valence (Positivity)
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Violin Sonata in D Major, RV 816: II. Allegro
type: MusicRecording
duration: PT1M36S
duration ms: 96013
explicit: false
by artist: Antonio Vivaldi
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
by artist: Anton Steck
in album: Vivaldi: New Discoveries II
  type: MusicAlbum
  date published: 2012-06-04
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additional property: CopyrightID
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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/FRZ131127022
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T15:41:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21342819a73fb2f1aaca44a32e65ccef169585a3c877063b55f0afdd0bf5f2da. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131127022.
  date published: 2026-06-13T15:41:10Z
audio: Violin Sonata in D Major, RV 816: II. Allegro
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Concerto III Do minore RV 119: Allegro
type: MusicRecording
duration: PT2M12S
duration ms: 132533
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
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  date published: 2007-01-26
popularity: 23
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD551014309
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014309
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T17:25:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72073e7780bd0aeb9626ba61057eb8286c31d83497fec85489a345c3a224bd48. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014309.
  date published: 2026-06-13T17:25:41Z
audio: Concerto III Do minore RV 119: Allegro
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  additional property: Musical Key
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Concerto In Do maggiore: Allegro Molto
type: MusicRecording
duration: PT2M26S
duration ms: 146840
explicit: false
by artist: Modo Antiquo
in album: Antonio Vivaldi: L 'Opera per Traversiere
  type: MusicAlbum
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genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD550610042
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD550610042
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
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: Concerto In Do maggiore: Allegro Molto
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Instrumentalness
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Liveness
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Valence (Positivity)
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Loudness (dB)
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Key Name
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Mode Name
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Orlando furioso, RV 819, Act II, Scene 6: Io sembro appunto quell'augelletto (Aria)
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duration: PT3M26S
duration ms: 206413
explicit: false
by artist: Antonio Vivaldi
by artist: Delphine Galou
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Orlando 1714
  type: MusicAlbum
  date published: 2012-11-06
isrc code: FRZ131215102
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131215102
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x615d0f18236b9a63b80a8f430ed5217889617505d95998e398f3f6b04f8e0ca8. 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/FRZ131215102.
  date published: 2026-07-08T08:56:20Z
audio: Orlando furioso, RV 819, Act II, Scene 6: Io sembro appunto quell'augelletto (Aria)
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  additional property: Instrumentalness
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Orlando furioso, RV 819, Act I, Scene 5: Nel profondo cieco mondo (Aria)
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duration: PT2M36S
duration ms: 156000
explicit: false
by artist: Antonio Vivaldi
by artist: Riccardo Novaro
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Orlando 1714
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additional property: CopyrightID
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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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: Orlando furioso, RV 819, Act I, Scene 5: Nel profondo cieco mondo (Aria)
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Orlando furioso, RV 819, Act I, Scene 11: Porta il sol del tuo sembiante (Aria)
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by artist: David DQ Lee
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
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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: 2026-07-08T03:20:19Z
audio: Orlando furioso, RV 819, Act I, Scene 11: Porta il sol del tuo sembiante (Aria)
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Orlando furioso, RV 819, Act I, Scene 12: Non muore il fiore (Aria)
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by artist: Antonio Vivaldi
by artist: David DQ Lee
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Orlando 1714
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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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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bf0173e8875a31fc62b01439613eefa06e72576ef6c22aba7a87e5124cb171e. 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/FRZ131215231.
  date published: 2026-07-08T08:56:20Z
audio: Orlando furioso, RV 819, Act I, Scene 12: Non muore il fiore (Aria)
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Sardelli: Baroque Concertos, Psalm, Chamber Music
type: MusicAlbum
date published: 2013-09-20
track: Psalm 69, Domine ad adjuvandum me: IV. Amen. Allegro assai
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  by artist: Modo Antiquo
  by artist: Roberta Mameli
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    type: MusicAlbum
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:20:19Z
  audio: Psalm 69, Domine ad adjuvandum me: IV. Amen. Allegro assai
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    additional property: Tempo (BPM)
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    additional property: Danceability
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    additional property: Valence (Positivity)
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track: Concerto in G Minor: I. Allegro
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:20:19Z
  audio: Concerto in G Minor: I. Allegro
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track: Concerto in B Minor: I. Allegro ma poco
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  subject of: OpenTimestamps Proof of Existence
  audio: Concerto in B Minor: I. Allegro ma poco
track: Concerto in B Minor: III. Allegro
track: Concerto in G Minor: I. Andante molto
track: Fuga del sepolcro in A Minor
track: Fuga postale in G Major
track: Suite de pièces pour le clavecin: II. Le plaintif

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70097105e4d13e2f8ddfb75c36e7fa7bd05d6fd598875c5225649f882bba3417. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331307890.
date published: 2026-07-08T03:22:41Z

Concerto in B Minor: I. Allegro ma poco
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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: Speechiness
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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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Concerto in B Minor: III. Allegro
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duration: PT3M11S
duration ms: 191893
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by artist: Modo Antiquo
by artist: Anton Martynov
in album: Sardelli: Baroque Concertos, Psalm, Chamber Music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:34:59Z
audio: Concerto in B Minor: III. Allegro
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Concerto in G Minor: I. Andante molto
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by artist: Modo Antiquo
by artist: Vittorio Ceccanti
in album: Sardelli: Baroque Concertos, Psalm, Chamber Music
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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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  date published: 2026-07-08T03:22:41Z
audio: Concerto in G Minor: I. Andante molto
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Fuga del sepolcro in A Minor
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by artist: Modo Antiquo
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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: 2026-07-08T08:56:20Z
audio: Fuga del sepolcro in A Minor
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Fuga postale in G Major
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by artist: Modo Antiquo
in album: Sardelli: Baroque Concertos, Psalm, Chamber Music
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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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  date published: 2026-07-08T03:53:27Z
audio: Fuga postale in G Major
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Suite de pièces pour le clavecin: II. Le plaintif
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by artist: Modo Antiquo
by artist: Giulia Nuti
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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: Suite de pièces pour le clavecin: II. Le plaintif
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Vivaldi: Orlando furioso, RV 728
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Vivaldi: Tito Manlio, RV 738
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Vivaldi: Arsilda, regina di Ponto, RV 700
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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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  by artist: Coro da Camera Italiano
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:39:04Z
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track: Arsilda, regina di Ponto, RV 700, Act I: L'esperto nocchiero
track: Arsilda, regina di Ponto, RV 700, Act I: Lo sento in questo seno
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  subject of: OpenTimestamps Proof of Existence
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
type: PropertyValue
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:22:41Z

Arsilda, regina di Ponto, RV 700, Act I: Lo sento in questo seno
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Vivaldi: Juditha triumphans devicta Holofernes barbarie
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date published: 2013-01-01

Frescobaldi: Arie Musicali (Frescobaldi-Edition, Vol. 7)
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Frescobaldi: Edition Vol. 6, Madrigals, Book 1
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Vivaldi: La stravaganza, Op. 4
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    date published: 2026-07-08T03:53:27Z
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Handel Arias
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date published: 2009-01-01
track: Orlando / Act 3: Sorge infausta una procella
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  by artist: Ildebrando D'Arcangelo
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  by artist: Federico Maria Sardelli
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    date published: 2009-01-01
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track: Serse / Act 1: "Ombra mai fù"
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Vivaldi: Atenaide
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track: Atenaide, RV 702, Sinfonia: I. Allegro
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track: Atenaide, RV 702: Aria "Ti Stringo in Quest'Amplesso"
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Vivaldi: New Discoveries
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track: Concerto in G Minor, RV 578: I. Adagio e spiccato
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track: Concerto for Strings in F Major, RV 136: III. Minuet. Allegro
track: Concerto for Strings in C Major, RV 114: I. Allegro - II. Adagio
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by artist: Antonio Vivaldi
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concertos for Strings
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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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb424092c6efd74d4e3286e395ac7c25032c0f7313c6ad6787fd43ee88e742d86. 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/ITD551071312.
  date published: 2026-07-08T03:39:04Z
audio: Concerto for Strings in F Major, RV 136: III. Minuet. Allegro
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Concerto for Strings in C Major, RV 114: I. Allegro - II. Adagio
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duration: PT2M29S
duration ms: 149600
explicit: false
by artist: Antonio Vivaldi
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concertos for Strings
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  date published: 2019-11-01
isrc code: ITD551071313
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcaec4fb1d9255c0adcbf901e3b0b0666aca986e04c57180370a75aa3514d489. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551071313.
  date published: 2026-07-08T03:22:41Z
audio: Concerto for Strings in C Major, RV 114: I. Allegro - II. Adagio
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Concerto for Strings in A Major, RV 160: I. Allegro
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duration: PT1M39S
duration ms: 99133
explicit: false
by artist: Antonio Vivaldi
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concertos for Strings
  type: MusicAlbum
  date published: 2019-11-01
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additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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: Concerto for Strings in A Major, RV 160: I. Allegro
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Concerto for Strings in D Minor, RV 127: II. Largo
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duration: PT1M5S
duration ms: 65293
explicit: false
by artist: Antonio Vivaldi
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concertos for Strings
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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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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: 2026-07-08T08:56:20Z
audio: Concerto for Strings in D Minor, RV 127: II. Largo
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Concerto for Strings in D Major, RV 121: I. Allegro molto
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by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concertos for Strings
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  date published: 2019-11-01
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additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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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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  date published: 2026-07-08T03:20:19Z
audio: Concerto for Strings in D Major, RV 121: I. Allegro molto
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Concerto for Strings in D Major, RV 121: III. Allegro
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duration: PT1M46S
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explicit: false
by artist: Antonio Vivaldi
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concertos for Strings
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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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  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: 2026-07-08T08:56:20Z
audio: Concerto for Strings in D Major, RV 121: III. Allegro
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Concerto for Strings in G Major, RV 150: I. Allegro
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duration: PT1M16S
duration ms: 76040
explicit: false
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by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concertos for Strings
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  date published: 2019-11-01
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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: 2026-07-08T08:56:20Z
audio: Concerto for Strings in G Major, RV 150: I. Allegro
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Concerto for Strings in G Major, RV 150: III. Allegro
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duration: PT1M39S
duration ms: 99920
explicit: false
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by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concertos for Strings
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additional property: CopyrightID
additional property: CopyrightStatus
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Vivaldi: Le cantate, Vol. 2
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Vivaldi: Le cantate, Vol. 1
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Vivaldi: Le Cantate
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Vivaldi: L'opera per traversiere, Vol. 2
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Francesco: Concerti ecclesiastici - Mottetti concertati
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Antonio Vivaldi: I XII Concerti di Parigi
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A. Scarlatti: Flute Sonatas Nos. 1-7 & Sonatas for 2 Flutes
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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 0xd3e0526f3f3c3ecfe95a81bd2e0bb7cd1e858dc8485d7a070308fc4f0a43e6ab. 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/FRX290600392.
  date published: 2026-07-08T03:53:27Z
audio: Concerto for Strings in B-Flat Major, RV 368: II. Largo
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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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Concerto for Strings in B-Flat Major, RV 368: III. Allegro
type: MusicRecording
duration: PT2M10S
duration ms: 130280
explicit: false
by artist: Antonio Vivaldi
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
by artist: Anton Steck
in album: Vivaldi: Concerti per violino II "Di sfida"
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX290600393
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcad774360dec79b147d3c1e24868562ceeae29bebc0c954f33c4f45989400d28. 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/FRX290600393.
  date published: 2026-07-08T08:56:20Z
audio: Concerto for Strings in B-Flat Major, RV 368: III. 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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  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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Vivaldi: Concerti Di Parigi I XII
type: MusicAlbum
date published: 2007-01-26
track: Concerto V in Do Maggiore RV 114: Allegro-Adagio
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  duration: PT2M29S
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  explicit: false
  by artist: Modo Antiquo
  by artist: Federico Maria Sardelli
  in album: Vivaldi: Concerti Di Parigi I XII
    type: MusicAlbum
    date published: 2007-01-26
  genre: classical
  genre: opera
  genre: early-music
  genre: baroque
  genre: concerto
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  additional property: CopyrightStatus
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014301
  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
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa093cc59d03cb00e0b71ced41b19350f1d722b2c9fc0bd447d9fc7831ec9edd. 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/ITD551014301.
    date published: 2026-07-08T03:53:27Z
  audio: Concerto V in Do Maggiore RV 114: Allegro-Adagio
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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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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track: Concerto I in Sol minore RV 157: Allegro
  type: MusicRecording
  duration: PT2M7S
  duration ms: 127186
  explicit: false
  by artist: Modo Antiquo
  by artist: Federico Maria Sardelli
  in album: Vivaldi: Concerti Di Parigi I XII
    type: MusicAlbum
    date published: 2007-01-26
  genre: classical
  genre: opera
  genre: early-music
  genre: baroque
  genre: concerto
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  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/ITD551014303
  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b0e26bf8b3c5dad19c9f1d270fcd18620d267c668234678ff6d8477dc7725e3. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014303.
    date published: 2026-07-02T03:30:09Z
  audio: Concerto I in Sol minore RV 157: Allegro
    type: AudioObject
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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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track: Concerto II in Mi minore RV 133: Allegro
  type: MusicRecording
  duration: PT2M10S
  duration ms: 130693
  explicit: false
  by artist: Modo Antiquo
  by artist: Federico Maria Sardelli
  in album: Vivaldi: Concerti Di Parigi I XII
    type: MusicAlbum
    date published: 2007-01-26
  genre: classical
  genre: opera
  genre: early-music
  genre: baroque
  genre: concerto
  isrc code: ITD551014306
  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Concerto II in Mi minore RV 133: Allegro
track: Concerto II in Mi minore RV 133: Largo
track: Concerto III Do minore RV 119: Allegro
track: Concerto IV in Fa Maggiore RV 136: Minuetto-Allegro
track: Concerto VI in Sol minore RV 154: Adagio
track: Concerto VI in Sol minore RV 154: Allegro
track: Concerto VII in La Maggiore RV 160: Andante
track: Concerto VIII in Re minore RV 127: Allegro
track: Concerto IX in Si Maggiore Rv 164: Adagio
track: Concerto IX in Si Maggiore Rv 164: Allegro
track: Concerto X in Re Maggiore RV 121: Allegro molto
track: Concerto X in Re Maggiore RV 121: Allegro
track: Concerto XI in Sol Maggiore RV 150: Allegro
track: Concerto XI in Sol Maggiore RV 150: Largo
track: Concerto XII in La Maggiore RV 159: Allegro
track: Concerto XII in La Maggiore RV 159: Adagio

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CopyrightRegisteredAt
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CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
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value: 957124

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957124

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014306

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:53:27Z

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 0x4156dee7a2591cd66a2ab3a0250a0cc8445b715fe114d145cbd672f64e0a0f09. 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/ITD551014306.
date published: 2026-07-08T03:53:27Z

Concerto II in Mi minore RV 133: 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: 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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Concerto II in Mi minore RV 133: Largo
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duration: PT1M46S
duration ms: 106133
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  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 0x4d77f6c9ce9bfd905d874218fbaf441f440ded13f84b28d4630cbe4f927efbd7. 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/ITD551014307.
  date published: 2026-07-08T08:56:20Z
audio: Concerto II in Mi minore RV 133: Largo
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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: Acousticness
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  additional property: Instrumentalness
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Concerto II in Mi minore RV 133: Allegro
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duration: PT1M55S
duration ms: 115173
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67d5bace3bdbb978e586220b2102f17583037e07834cda152e1584f8186bab5d. 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/ITD551014308.
  date published: 2026-07-08T03:53:27Z
audio: Concerto II in Mi minore RV 133: Allegro
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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: Valence (Positivity)
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    value: Minor

Concerto IV in Fa Maggiore RV 136: Minuetto-Allegro
type: MusicRecording
duration: PT1M20S
duration ms: 80160
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD551014314
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T13:14:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xef6d668ee385cfa9296bda89aac34b7d2a4312f8194f018a78a78ace2d76cb2c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014314
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef6d668ee385cfa9296bda89aac34b7d2a4312f8194f018a78a78ace2d76cb2c. 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/ITD551014314.
  date published: 2026-07-08T08:56:20Z
audio: Concerto IV in Fa Maggiore RV 136: Minuetto-Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 100.606
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.643
  additional property: Energy
    type: PropertyValue
    value: 0.138
  additional property: Speechiness
    type: PropertyValue
    value: 0.074
  additional property: Acousticness
    type: PropertyValue
    value: 0.626
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.919
  additional property: Liveness
    type: PropertyValue
    value: 0.141
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.298
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.953
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto VI in Sol minore RV 154: Adagio
type: MusicRecording
duration: PT1M28S
duration ms: 88106
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD551014316
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:50:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x97ec5a1e91de2ec38215c636cb6280d6d7466478dbfff282ee7ae0484bd44a56
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
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/ITD551014316
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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x97ec5a1e91de2ec38215c636cb6280d6d7466478dbfff282ee7ae0484bd44a56. 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/ITD551014316.
  date published: 2026-07-08T03:53:27Z
audio: Concerto VI in Sol minore RV 154: Adagio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.474
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.174
  additional property: Energy
    type: PropertyValue
    value: 0.069
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.021
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.674
  additional property: Liveness
    type: PropertyValue
    value: 0.099
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.047
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto VI in Sol minore RV 154: Allegro
type: MusicRecording
duration: PT2M28S
duration ms: 148800
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD551014317
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:43:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x26525bd257c7745b4e0273e793803dde648ff2422ee26893ef1f85d1aaf941d6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014317
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x26525bd257c7745b4e0273e793803dde648ff2422ee26893ef1f85d1aaf941d6. 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/ITD551014317.
  date published: 2026-07-08T08:56:20Z
audio: Concerto VI in Sol minore RV 154: Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.623
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.406
  additional property: Energy
    type: PropertyValue
    value: 0.214
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.631
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.912
  additional property: Liveness
    type: PropertyValue
    value: 0.174
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.622
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.768
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto VII in La Maggiore RV 160: Andante
type: MusicRecording
duration: PT1M10S
duration ms: 70346
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD551014319
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:04:24+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8c8ce2b4ed71ba6481ffd7ec1e87d334d11f0c203ffec9377145af5da3ba7a31
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014319
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c8ce2b4ed71ba6481ffd7ec1e87d334d11f0c203ffec9377145af5da3ba7a31. 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/ITD551014319.
  date published: 2026-07-08T03:20:19Z
audio: Concerto VII in La Maggiore RV 160: Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 50
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0
  additional property: Energy
    type: PropertyValue
    value: 0.119
  additional property: Speechiness
    type: PropertyValue
    value: 0
  additional property: Acousticness
    type: PropertyValue
    value: 0.492
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.074
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.113
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto VIII in Re minore RV 127: Allegro
type: MusicRecording
duration: PT1M19S
duration ms: 79293
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD551014321
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:45:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf73a29ddfa7907da2106fb7b44e2df26c33ab2779e517aa152fd30f9b23a9a4a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014321
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf73a29ddfa7907da2106fb7b44e2df26c33ab2779e517aa152fd30f9b23a9a4a. 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/ITD551014321.
  date published: 2026-07-08T03:20:19Z
audio: Concerto VIII in Re minore RV 127: Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 145.803
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.38
  additional property: Energy
    type: PropertyValue
    value: 0.46
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.219
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.881
  additional property: Liveness
    type: PropertyValue
    value: 0.25
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.709
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.045
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto IX in Si Maggiore Rv 164: Adagio
type: MusicRecording
duration: PT0M49S
duration ms: 49360
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD551014325
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T22:18:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb50b66a7cf56ba6971392b1b7b0414dc86028421c93f0b52174720da4f13bbb1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014325
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb50b66a7cf56ba6971392b1b7b0414dc86028421c93f0b52174720da4f13bbb1. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014325.
  date published: 2026-07-08T03:22:41Z
audio: Concerto IX in Si Maggiore Rv 164: Adagio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.023
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.207
  additional property: Energy
    type: PropertyValue
    value: 0.033
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.017
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.771
  additional property: Liveness
    type: PropertyValue
    value: 0.07
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.077
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.389
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto IX in Si Maggiore Rv 164: Allegro
type: MusicRecording
duration: PT1M21S
duration ms: 81346
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD551014326
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T21:56:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8e8edce4ed5a4a4c302ec2c7f1e1bf1fa8c7f2117a1488fa977dfc6dcf47f15e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014326
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e8edce4ed5a4a4c302ec2c7f1e1bf1fa8c7f2117a1488fa977dfc6dcf47f15e. 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/ITD551014326.
  date published: 2026-07-08T08:56:20Z
audio: Concerto IX in Si Maggiore Rv 164: Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.913
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.34
  additional property: Energy
    type: PropertyValue
    value: 0.395
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.097
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.228
  additional property: Liveness
    type: PropertyValue
    value: 0.173
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.433
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.741
  additional property: Key Name
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Concerto X in Re Maggiore RV 121: Allegro molto
type: MusicRecording
duration: PT2M2S
duration ms: 122426
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
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genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
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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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2939f3deba91692676c956adea0f3e4e7dad8751d13bd6f4b0a352c1aa8147c9. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014327.
  date published: 2026-07-08T03:22:41Z
audio: Concerto X in Re Maggiore RV 121: Allegro molto
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Concerto X in Re Maggiore RV 121: Allegro
type: MusicRecording
duration: PT1M46S
duration ms: 106733
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
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genre: classical
genre: opera
genre: early-music
genre: baroque
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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: 2026-07-08T03:53:27Z
audio: Concerto X in Re Maggiore RV 121: Allegro
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Concerto XI in Sol Maggiore RV 150: Allegro
type: MusicRecording
duration: PT1M16S
duration ms: 76040
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdab6fb20e29475d812fb5d48993479f5c7e3808d9399b52dc11392197877bf40. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014330.
  date published: 2026-07-08T03:22:41Z
audio: Concerto XI in Sol Maggiore RV 150: Allegro
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Concerto XI in Sol Maggiore RV 150: Largo
type: MusicRecording
duration: PT1M6S
duration ms: 66240
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
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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
  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 0xaab905300401f20bdb4c5b7a8c14d6d6007c4bab039f4fd07ed66319a0dc8b7d. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD551014331.
  date published: 2026-07-08T03:22:41Z
audio: Concerto XI in Sol Maggiore RV 150: Largo
  type: AudioObject
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Concerto XII in La Maggiore RV 159: Allegro
type: MusicRecording
duration: PT1M26S
duration ms: 86200
explicit: false
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD551014333
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a575c470388c6bc2ce6b84b9284af52fde3869ce2ec85e82b947e16d20f15aa. 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/ITD551014333.
  date published: 2026-07-08T03:53:27Z
audio: Concerto XII in La Maggiore RV 159: Allegro
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Concerto XII in La Maggiore RV 159: Adagio
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by artist: Modo Antiquo
by artist: Federico Maria Sardelli
in album: Vivaldi: Concerti Di Parigi I XII
  type: MusicAlbum
  date published: 2007-01-26
genre: classical
genre: opera
genre: early-music
genre: baroque
genre: concerto
isrc code: ITD551014334
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: 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: 2026-07-08T08:56:20Z
audio: Concerto XII in La Maggiore RV 159: Adagio
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A. Scarlatti - I concerti per flauto e archi
type: MusicAlbum
date published: 2007-01-23

Antonio Vivaldi: L 'Opera per Traversiere
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date published: 2006-09-09
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    type: MusicAlbum
    date published: 2006-09-09
  genre: classical
  genre: opera
  genre: early-music
  genre: baroque
  genre: concerto
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T08:56:20Z
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track: Concerto In Do maggiore: Allegro Molto
track: Concerto In Sol maggiore: Allegro
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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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A. Scarlatti: Inferno
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Era la Notte
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Secular Songs & Dances from the Middle Ages
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date published: 2006

L 'Opera Per Traversiere (Concerto in Sol maggiore RV 438 & Concerto in Sol maggiore RV 436)
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Vivaldi: Cantate per soprano e continuo
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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: No. 2, Passo di pena in pena
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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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  audio: No. 2, Partirò, ma vedrai quanto
track: No. 3, Passo al rogo fatal, e son già cinto
track: No. 4, Pupille vaghe
track: No. 1, Aure, voi più non siete
track: No. 2, Ti confido il pianto mio
track: No. 3, Infelice Daliso, ove tra queste
track: No. 4, Le fiorite, e belle sponde
track: No. 3, Da quel volto sempre amato
track: No. 1, Se ben vivono senz'alma

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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:39:04Z

No. 2, Partirò, ma vedrai quanto
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No. 3, Passo al rogo fatal, e son già cinto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
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No. 4, Pupille vaghe
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:39:04Z
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No. 1, Aure, voi più non siete
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  date published: 2026-07-08T03:39:04Z
audio: No. 1, Aure, voi più non siete
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No. 2, Ti confido il pianto mio
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by artist: Rossana Bertini
by artist: Modo Antiquo
by artist: Federico Maria Sardelli
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: No. 2, Ti confido il pianto mio
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No. 3, Infelice Daliso, ove tra queste
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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: No. 3, Infelice Daliso, ove tra queste
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No. 4, Le fiorite, e belle sponde
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: No. 4, Le fiorite, e belle sponde
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No. 3, Da quel volto sempre amato
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: No. 3, Da quel volto sempre amato
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No. 1, Se ben vivono senz'alma
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: No. 1, Se ben vivono senz'alma
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Vivaldi: Mio cor, povero cor, RV 690
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date published: 2022-09-16

Vivaldi: Concertos for Strings
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date published: 2019-11-01

Vivaldi: Concerti per molti istromenti
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track: Concerto Grosso in D Major, RV 562a: I. Allegro
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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track: Concerto in G Minor, RV 576: III. Allegro
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Handel Arias
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