Pablo Valetti
type: MusicGroup
popularity: 25
followers: 184
additional property: CopyrightID
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: OTSProofURL
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additional property: OTSRecordURL
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additional property: OTSVerificationAPI
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additional property: OTSCanonicalRecord
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ec3cd8c77a89e6999b23ba989af95ee172547cc1220b30816d0333329ae5733. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/213e0ad4-63ff-4a46-bb97-93091b3456c0.json and https://artists.proofprofile.net/proofs/artist/213e0ad4-63ff-4a46-bb97-93091b3456c0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
  date published: 2026-06-12T19:24:56Z
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album: Bach de ville en ville
  type: MusicAlbum
  date published: 2017-04-21
  track: Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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    by artist: Café Zimmermann
    by artist: Pablo Valetti
    in album: Bach de ville en ville
      type: MusicAlbum
      date published: 2017-04-21
    popularity: 2
    genre: classical
    genre: classical-piano
    genre: early-music
    genre: baroque
    genre: chamber-music
    genre: concerto
    isrc code: FR50X0001310
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    additional property: OTSVerificationAPI
      type: PropertyValue
      value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X0001310
    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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x11409ad3b6f9630209680691f4b631bb476b20c39c7031b2d24a64381f97717f. 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/FR50X0001310.
      date published: 2026-07-08T03:22:41Z
    audio: Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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  track: Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: I. Sinfonia
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    by artist: Vox Luminis
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    in album: Bach de ville en ville
      type: MusicAlbum
      date published: 2017-04-21
    popularity: 1
    genre: classical
    genre: classical-piano
    genre: early-music
    genre: baroque
    genre: chamber-music
    genre: concerto
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    additional property: OTSVerificationAPI
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    additional property: OTSTimestamp
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      value: 2026-07-30T20:45:02Z
    additional property: OTSVerifyInstructions
      type: PropertyValue
      value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0fd4e60632c837c0b33517d2d1a9af7821547f7596498b8f0410df0ae2c95dc. Chain 2 (Bitcoin): anchored in block 960311 (2026-07-30T20:45:02Z), 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/FR50X1625821.
      date published: 2026-07-30T20:45:02Z
    audio: Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: I. Sinfonia
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  track: Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: II. Coro "Weinen, Klagen, Sorgen, Zagen"
  track: Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: IV. Aria "Kreuz und Kronen sind verbunden"
  track: Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: V. Aria "Ich folge Christo nach"
  track: Concerto pour deux violons & cordes in D Minor, BWV 1043: II. Largo ma non tanto
  track: Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: VI. Aria "Sei getreu, alle Pein" - VII. Chorale "Was Gott tut, das ist wohlgetan"
  track: Brandenburg Concerto No. 1 in F Major, BWV 1046: I. Allegro
album: Splendeurs de Versailles (Collection Château de Versailles)
album: Bach: L'Extase Musicale
album: Les grandes eaux musicales de Versailles
album: Masters of Baroque
album: Nuit de Noël
album: Les grandes eaux musicales de Versailles (2014 Edition)
album: Les maîtres du Baroque
album: Antonio Vivaldi: La Viola Da Gamba In Concerto
album: Skip Sempé: Memorandum XXI
album: Chill with Bach (Enjoy the Coolest Melodies of Johann Sebastian Bach)
album: L'arte della viola bastarda (Collection 25ème anniversaire)
album: Musiques de cour et d'opéra pour Louis XIV
album: Biber: Harmonia artificioso-ariosa
album: Vivaldi: Concerti pour hautbois, basson et cordes
album: Vivaldi: Musica per liuto e mandolino
album: Vivaldi: Concertos four Mandolin
album: Zipoli: Sonata d'intavolatura, Op. 1, Pt. 1 (Excerpts) & Other Works
album: Young & Foolish: Mozart & C.P.E. Bach
album: Mozart: Flute Quartets
album: C. P. E. Bach: Symphonies & Cello Concerto (Alpha Collection)
album: Bach: Sei suonate à cembalo certato è violino solo
album: Mattheson: Der Brauchbare Virtuoso
album: Bach - Conciertos
album: Mozart: Symphony in D Major, H. 663: I. Allegro di molto
album: Bach - Vivaldi: Magnificat & Concerti
album: Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale

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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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Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: II. Coro "Weinen, Klagen, Sorgen, Zagen"
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duration: PT7M1S
duration ms: 421453
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by artist: Johann Sebastian Bach
by artist: Vox Luminis
by artist: Lionel Meunier
in album: Bach de ville en ville
  type: MusicAlbum
  date published: 2017-04-21
popularity: 3
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: FR50X1625822
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
additional property: CopyrightChainExplorerURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6463ff99031410bcbc696c25e20c4f9ba4d9281e3b173079903678d3b2c11344. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), 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/FR50X1625822.
  date published: 2026-07-31T02:19:15Z
audio: Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: II. Coro "Weinen, Klagen, Sorgen, Zagen"
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  additional property: Danceability
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Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: IV. Aria "Kreuz und Kronen sind verbunden"
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duration: PT6M54S
duration ms: 414480
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by artist: Johann Sebastian Bach
by artist: Vox Luminis
by artist: Lionel Meunier
by artist: Daniel Elgersma
in album: Bach de ville en ville
  type: MusicAlbum
  date published: 2017-04-21
popularity: 2
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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additional property: CopyrightStatus
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additional property: OTSBitcoinBlock
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x289f54a44e23b63b04ec7fe6a3c682d2f98964d6355f752e9214c5f48bfa89ac. 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/FR50X1625824.
  date published: 2026-07-08T03:20:19Z
audio: Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: IV. Aria "Kreuz und Kronen sind verbunden"
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Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: V. Aria "Ich folge Christo nach"
type: MusicRecording
duration: PT2M18S
duration ms: 138466
explicit: false
by artist: Johann Sebastian Bach
by artist: Vox Luminis
by artist: Lionel Meunier
by artist: Sebastian Myrus
in album: Bach de ville en ville
  type: MusicAlbum
  date published: 2017-04-21
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-31T23:30:38Z
audio: Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: V. Aria "Ich folge Christo nach"
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Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: VI. Aria "Sei getreu, alle Pein" - VII. Chorale "Was Gott tut, das ist wohlgetan"
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Brandenburg Concerto No. 1 in F Major, BWV 1046: I. Allegro
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Missa Brevis in G Minor, BWV 235: Qui tollis peccata mundi
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by artist: Ensemble Pygmalion
by artist: Raphael Pichon
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popularity: 2
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: 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: 2026-07-08T03:20:19Z
audio: Missa Brevis in G Minor, BWV 235: Qui tollis peccata mundi
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Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
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duration: PT4M6S
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by artist: Johann Sebastian Bach
by artist: Café Zimmermann
by artist: Pablo Valetti
by artist: Céline Frisch
in album: Les maîtres du Baroque
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  date published: 2017-11-10
popularity: 4
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T15:42:38Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
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Troisième livre de pièces de clavecin, Ordre XVII: La superbe ou la Forqueray
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duration: PT5M12S
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by artist: Justin Taylor
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Troisième livre de pièces de clavecin, Ordre XVII: La superbe ou la Forqueray
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Te Deum, H. 146: Prélude - Te Deum laudamus
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duration: PT2M19S
duration ms: 139600
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by artist: Marc-Antoine Charpentier
by artist: Le Poème Harmonique
by artist: Capella Cracoviensis
by artist: Vincent Dumestre
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popularity: 4
genre: classical
genre: early-music
genre: baroque
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Te Deum, H. 146: Prélude - Te Deum laudamus
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Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: II. Coro "Weinen, Klagen, Sorgen, Zagen"
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duration: PT7M1S
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popularity: 2
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:51:48Z
audio: Weinen, Klagen, Sorgen, Zagen in G Minor, BWV 12: II. Coro "Weinen, Klagen, Sorgen, Zagen"
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Bull's Goodnight, MB 143
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T12:06:10Z
audio: Bull's Goodnight, MB 143
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Le bourgeois gentilhomme, LWV 43: Marche pour la cérémonie des Turcs
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Le bourgeois gentilhomme, LWV 43: Marche pour la cérémonie des Turcs
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Dido & Aeneas, Act III, Z. 626: "Thy Hand, Belinda" / Dido's Lament
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by artist: Simone Kermes
by artist: musicAeterna
by artist: Teodor Currentzis
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popularity: 5
genre: classical
genre: choral
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Dido & Aeneas, Act III, Z. 626: "Thy Hand, Belinda" / Dido's Lament
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Stabat Mater, Manuscript from "Les Menus-Plaisirs du Roy": Stabat Mater dolorosa
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by artist: Le Poème Harmonique
by artist: Vincent Dumestre
by artist: Patrizia Bovi
by artist: Pino de Vittorio
by artist: Bernard Arrieta
by artist: Les Pages & Les Chantres du Centre de Musique Baroque de Versailles
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  date published: 2017-11-10
popularity: 2
genre: classical
genre: choral
genre: requiem
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T08:26:41Z
audio: Stabat Mater, Manuscript from "Les Menus-Plaisirs du Roy": Stabat Mater dolorosa
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L'incoronazione di Poppea, SV 308, Act I Scene 4: Speranza, tu mi vai
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by artist: Francesca Aspromonte
by artist: Emiliano Gonzalez-Toro
by artist: Cappella Mediterranea
by artist: Leonardo García-Alarcón
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popularity: 3
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: L'incoronazione di Poppea, SV 308, Act I Scene 4: Speranza, tu mi vai
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Brandenburg Concerto No. 3 in G Major, BWV 1048: I. Allegro - Adagio
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by artist: Céline Frisch
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popularity: 2
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. Allegro - Adagio
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Les tendres plaintes (Rondeau)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T12:45:34Z
audio: Les tendres plaintes (Rondeau)
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Magnificat in G Minor, RV 610a: VIII. Sicut locutus
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subject of: OpenTimestamps Proof of Existence
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Stabat Mater, Manuscript from "Les Menus-Plaisirs du Roy": Quando corpus morietur
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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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Le rappel des oiseaux
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Le rappel des oiseaux
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Sinfonie a cinque per due violini, alto, tenore, violoncello e basso, Op. 2. Sonata a cinque in C Major, No. 2: I. Largo
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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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VIII libro dei madrigali: "Ardo e scoprir ahi lasso", SV 158
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: VIII libro dei madrigali: "Ardo e scoprir ahi lasso", SV 158
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Te deum, LWV 55: Salvum fac populum tuum, Domine - Live Recording at La Chapelle Royale du Château de Versailles
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subject of: OpenTimestamps Proof of Existence
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Goldberg Variations (Aria mit Verschiedenen Verænderungen), BWV 988: Aria
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subject of: OpenTimestamps Proof of Existence
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Der Gerechte Kommt Um (Motet)
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audio: Der Gerechte Kommt Um (Motet)
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Dido & Aeneas, Act III, Z. 626: XI. Chorus "With Drooping Wings"
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Violin Concerto in G Minor, "Summer", Op. 8 No. 2, RV 315: III. Presto
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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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Violin Concerto in F Minor, "Winter", Op. 8 No. 4, RV 297: II. Largo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T18:48:12Z
audio: Violin Concerto in F Minor, "Winter", Op. 8 No. 4, RV 297: II. Largo
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Antonio Vivaldi: La Viola Da Gamba In Concerto
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  audio: Concerto con violino e viola da gamba, Archi e continuo (La Maggiore, RV 546): III. Allegro
track: Concerto con 2 violini e viola da gamba, Archi e Continuo (Re Minore, RV 565): I. Allegro, Adagio e spiccato
track: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): II. Allegro
track: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): III. Largo e spiccato
track: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): IV. Allegro
track: "Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): I. Largo
track: "Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): II. Allegro poco poco
track: "Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): III. Allegro
track: Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): I. Allegro
track: Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): II. Largo
track: Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): III. Allegro
track: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): I. Adagio e spiccato
track: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): II. Larghetto
track: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): III. Allegro
track: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): I. Allegro
track: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): II. Largo
track: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): III. Larghetto. Adagio - Largo
track: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): IV. Allegro
track: Concerto con molti istromenti (Do Maggiore, RV 555): I. Allegro
track: Concerto con molti istromenti (Do Maggiore, RV 555): II. Largo e spicato
track: Concerto con molti istromenti (Do Maggiore, RV 555): III. Allegro

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OTSVerifyInstructions
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date published: 2026-07-29T19:35:34Z

Concerto con violino e viola da gamba, Archi e continuo (La Maggiore, RV 546): III. Allegro
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Concerto con 2 violini e viola da gamba, Archi e Continuo (Re Minore, RV 565): I. Allegro, Adagio e spiccato
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by artist: Pablo Valetti
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Concerto con 2 violini e viola da gamba, Archi e Continuo (Re Minore, RV 565): I. Allegro, Adagio e spiccato
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Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): II. Allegro
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by artist: Pablo Valetti
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): II. Allegro
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Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): III. Largo e spiccato
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  date published: 2026-07-02T03:55:08Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): III. Largo e spiccato
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Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): IV. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): IV. Allegro
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"Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): I. Largo
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popularity: 10
genre: classical
genre: early-music
genre: baroque
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-22T18:47:29Z
audio: "Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): I. Largo
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"Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): II. Allegro poco poco
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genre: classical
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7b875f88d41c0ee57c11b09705b87ce68295f1f92c26409945a01a150da8a260. 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/CH4210300144.
  date published: 2026-07-02T03:30:09Z
audio: "Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): II. Allegro poco poco
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.591
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.23
  additional property: Energy
    type: PropertyValue
    value: 0.131
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.814
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.162
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.117
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.554
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

"Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): III. Allegro
type: MusicRecording
duration: PT2M35S
duration ms: 155400
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: Alfredo Bernardini
by artist: Manfredo Kraemer
by artist: Diego Montes
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 8
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300145
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T15:12:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6ca53224586f85cc3e3214022b492d82ad4b4389eef4d40a327092b7f3888391
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960125
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960125
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300145
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T15:38:18Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6ca53224586f85cc3e3214022b492d82ad4b4389eef4d40a327092b7f3888391. Chain 2 (Bitcoin): anchored in block 960125 (2026-07-29T15:38:18Z), 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/CH4210300145.
  date published: 2026-07-29T15:38:18Z
audio: "Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.268
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.446
  additional property: Energy
    type: PropertyValue
    value: 0.281
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.879
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.017
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.393
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.256
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): I. Allegro
type: MusicRecording
duration: PT3M29S
duration ms: 209720
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 6
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300146
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T04:01:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x349dde8328e7e1444169b09f7bf8fb27ffdd39d7fc8443befd413159b9bd640b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300146
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x349dde8328e7e1444169b09f7bf8fb27ffdd39d7fc8443befd413159b9bd640b. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300146.
  date published: 2026-07-06T06:56:49Z
audio: Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.016
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.481
  additional property: Energy
    type: PropertyValue
    value: 0.298
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.808
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.088
  additional property: Liveness
    type: PropertyValue
    value: 0.253
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.687
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.93
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): II. Largo
type: MusicRecording
duration: PT2M36S
duration ms: 156226
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 5
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300147
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T13:14:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x54f43652a40a28ea97043b971d0c9d64f3a134585ef19d44db58f7e08d0afe71
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960111
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960111
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300147
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:21:01Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54f43652a40a28ea97043b971d0c9d64f3a134585ef19d44db58f7e08d0afe71. Chain 2 (Bitcoin): anchored in block 960111 (2026-07-29T13:21:01Z), 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/CH4210300147.
  date published: 2026-07-29T13:21:01Z
audio: Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): II. Largo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.611
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.151
  additional property: Energy
    type: PropertyValue
    value: 0.102
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.851
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.206
  additional property: Liveness
    type: PropertyValue
    value: 0.139
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.321
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.486
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): III. Allegro
type: MusicRecording
duration: PT3M28S
duration ms: 208106
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 5
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300148
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:55:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1626cc005d3cc0932a1169453318d695fd564d5268f067f60c4890d83c46253a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957039
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957039
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300148
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T12:58:18Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1626cc005d3cc0932a1169453318d695fd564d5268f067f60c4890d83c46253a. Chain 2 (Bitcoin): anchored in block 957039 (2026-07-07T12:58:18Z), 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/CH4210300148.
  date published: 2026-07-07T12:58:18Z
audio: Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.904
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.454
  additional property: Energy
    type: PropertyValue
    value: 0.328
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.752
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.561
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.649
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.109
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): I. Adagio e spiccato
type: MusicRecording
duration: PT3M50S
duration ms: 230546
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 13
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300149
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T19:21:09+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1e069f0e2bb970914616e6dcb09a5c88dff0ef8c873b8c963409840ccb4ff798
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300149
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e069f0e2bb970914616e6dcb09a5c88dff0ef8c873b8c963409840ccb4ff798. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300149.
  date published: 2026-06-13T13:32:09Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): I. Adagio e spiccato
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.259
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.506
  additional property: Energy
    type: PropertyValue
    value: 0.282
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.774
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.656
  additional property: Liveness
    type: PropertyValue
    value: 0.124
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.197
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.826
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): II. Larghetto
type: MusicRecording
duration: PT2M49S
duration ms: 169026
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 7
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300150
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:20:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5c7b224b795b760698efdfa4989bb2e7431336e0e99b295915034b8a58a27a89
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300150
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
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  date published: 2026-07-02T03:55:08Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): II. Larghetto
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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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Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): III. Allegro
type: MusicRecording
duration: PT2M32S
duration ms: 152680
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 9
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300151
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300151
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): III. Allegro
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Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): I. Allegro
type: MusicRecording
duration: PT3M32S
duration ms: 212533
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Mauro Lopes
by artist: David Plantier
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 15
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300152
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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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300152
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0990cd1e43e4ef64022665bc174cb5f9e8dcb0586ad332c88823299ee4b26327. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300152.
  date published: 2026-07-02T03:55:08Z
audio: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): I. Allegro
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  additional property: Key Name
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  additional property: Mode Name
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Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): II. Largo
type: MusicRecording
duration: PT0M59S
duration ms: 59480
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Mauro Lopes
by artist: David Plantier
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 7
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300153
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
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957073
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300153
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T18:39:05Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7514c1bf379537ef353b5ace31ddb009f6356f0226ee835e885fc69a02151d99. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/CH4210300153.
  date published: 2026-07-07T18:39:05Z
audio: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): II. Largo
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  additional property: Valence (Positivity)
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Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): III. Larghetto. Adagio - Largo
type: MusicRecording
duration: PT1M19S
duration ms: 79546
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Mauro Lopes
by artist: David Plantier
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 11
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300154
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300154
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x838a982c9545b9871f69767340754410fcbd61eee95c394c73a65a03dff65315. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300154.
  date published: 2026-07-02T03:55:08Z
audio: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): III. Larghetto. Adagio - Largo
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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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  additional property: Loudness (dB)
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  additional property: Key Name
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    value: Bb
  additional property: Mode Name
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Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): IV. Allegro
type: MusicRecording
duration: PT3M33S
duration ms: 213920
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Mauro Lopes
by artist: David Plantier
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 9
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300155
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T15:27:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x318aec832b5a547789c286bb8e7da77893a4a586d3446833ebfd5a7d53ddeb91
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 960125
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960125
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300155
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T15:38:18Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x318aec832b5a547789c286bb8e7da77893a4a586d3446833ebfd5a7d53ddeb91. Chain 2 (Bitcoin): anchored in block 960125 (2026-07-29T15:38:18Z), 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/CH4210300155.
  date published: 2026-07-29T15:38:18Z
audio: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): IV. 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: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Concerto con molti istromenti (Do Maggiore, RV 555): I. Allegro
type: MusicRecording
duration: PT3M26S
duration ms: 206506
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Jordi Savall
by artist: Imke David
by artist: Michael Behringer
by artist: Pierre Hamon
by artist: Sebastian Marq
by artist: Diego Montes
by artist: René Maze
by artist: Alfredo Bernardini
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 8
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300156
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T06:45:15+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9e24ba41e58cf625d2d86514accb8d8bc145a3f8cb7fa3caae8f08c49c44b46e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956894
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956894
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300156
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e24ba41e58cf625d2d86514accb8d8bc145a3f8cb7fa3caae8f08c49c44b46e. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/CH4210300156.
  date published: 2026-07-06T07:53:57Z
audio: Concerto con molti istromenti (Do Maggiore, RV 555): I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.871
  additional property: Musical Key
    type: PropertyValue
    value: 11
  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: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.374
  additional property: Loudness (dB)
    type: PropertyValue
    value: -12.727
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Concerto con molti istromenti (Do Maggiore, RV 555): II. Largo e spicato
type: MusicRecording
duration: PT1M21S
duration ms: 81466
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Jordi Savall
by artist: Imke David
by artist: Michael Behringer
by artist: Pierre Hamon
by artist: Sebastian Marq
by artist: Diego Montes
by artist: René Maze
by artist: Alfredo Bernardini
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 7
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300157
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T21:30:17+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xc682602f3408e7d9a6a36e070cf01a7f8ee779029b435c084e047c70c197df34
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/CH4210300157
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc682602f3408e7d9a6a36e070cf01a7f8ee779029b435c084e047c70c197df34. 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/CH4210300157.
  date published: 2026-07-08T03:20:19Z
audio: Concerto con molti istromenti (Do Maggiore, RV 555): II. Largo e spicato
  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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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Concerto con molti istromenti (Do Maggiore, RV 555): III. Allegro
type: MusicRecording
duration: PT3M15S
duration ms: 195826
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Jordi Savall
by artist: Imke David
by artist: Michael Behringer
by artist: Pierre Hamon
by artist: Sebastian Marq
by artist: Diego Montes
by artist: René Maze
by artist: Alfredo Bernardini
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 7
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: CH4210300158
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300158
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x461fceb2cc4848a106a1d5889122099b63639c4184d78d71189c1c66a53c0590. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300158.
  date published: 2026-07-29T19:35:34Z
audio: Concerto con molti istromenti (Do Maggiore, RV 555): 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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Skip Sempé: Memorandum XXI
type: MusicAlbum
date published: 2013-10-28
track: Passameze
  type: MusicRecording
  duration: PT2M12S
  duration ms: 132053
  explicit: false
  by artist: Michael Praetorius
  by artist: Capriccio Stravagante
  by artist: Skip Sempé
  in album: Skip Sempé: Memorandum XXI
    type: MusicAlbum
    date published: 2013-10-28
  popularity: 1
  genre: medieval
  isrc code: BEF641121201
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightRegisteredAt
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xc818feb042fda17fb33334d357036a2cfc9532daedec82de8c8e97bad70926d3
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960468
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEF641121201
  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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc818feb042fda17fb33334d357036a2cfc9532daedec82de8c8e97bad70926d3. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), 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/BEF641121201.
    date published: 2026-07-31T21:25:57Z
  audio: Passameze
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 123.83
    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: 0.427
    additional property: Energy
      type: PropertyValue
      value: 0.445
    additional property: Speechiness
      type: PropertyValue
      value: 0.032
    additional property: Acousticness
      type: PropertyValue
      value: 0.58
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.948
    additional property: Liveness
      type: PropertyValue
      value: 0.125
    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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      value: C
    additional property: Mode Name
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track: In te Domine speravi - Recorder Consort Version of the Original Frottola
  type: MusicRecording
  duration: PT1M14S
  duration ms: 74173
  explicit: false
  by artist: Josquin des Prez
  by artist: Capriccio Stravagante
  by artist: Skip Sempé
  in album: Skip Sempé: Memorandum XXI
    type: MusicAlbum
    date published: 2013-10-28
  popularity: 1
  genre: classical
  genre: early-music
  genre: renaissance
  genre: franco-flemish-school
  isrc code: BEF640921205
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-31T13:59:53+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x0fd83c9d0ef6cb83758d8e444004f625ab22c957d8ad9ff59eed0977f2c0a7b0
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960418
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960418
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEF640921205
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-31T15:20:15Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fd83c9d0ef6cb83758d8e444004f625ab22c957d8ad9ff59eed0977f2c0a7b0. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), 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/BEF640921205.
    date published: 2026-07-31T15:20:15Z
  audio: In te Domine speravi - Recorder Consort Version of the Original Frottola
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
      value: 0
    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
      type: PropertyValue
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    additional property: Speechiness
      type: PropertyValue
      value: 0.038
    additional property: Acousticness
      type: PropertyValue
      value: 0.995
    additional property: Instrumentalness
      type: PropertyValue
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    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.571
    additional property: Loudness (dB)
      type: PropertyValue
      value: -31.927
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
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track: Air for the Flute
  type: MusicRecording
  duration: PT3M1S
  duration ms: 181906
  explicit: false
  by artist: Henry Purcell
  by artist: Julien Martin
  by artist: Capriccio Stravagante
  by artist: Skip Sempé
  in album: Skip Sempé: Memorandum XXI
    type: MusicAlbum
    date published: 2013-10-28
  popularity: 4
  genre: classical
  genre: choral
  isrc code: BEF640521236
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
  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: Air for the Flute

CopyrightRegisteredAt
type: PropertyValue
value: 2026-07-30T12:33:58+00:00

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0x5f24a95b8745ae5aca36d2e94a66409db65c3e256f26c86f169686ae21b7c468

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 960258

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/960258

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEF640521236

OTSTimestamp
type: PropertyValue
value: 2026-07-30T12:45:34Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f24a95b8745ae5aca36d2e94a66409db65c3e256f26c86f169686ae21b7c468. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BEF640521236.
date published: 2026-07-30T12:45:34Z

Air for the Flute
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 102.903
additional property: Musical Key
  type: PropertyValue
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additional property: Mode (Major/Minor)
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additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.073
additional property: Energy
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additional property: Speechiness
  type: PropertyValue
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additional property: Acousticness
  type: PropertyValue
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additional property: Instrumentalness
  type: PropertyValue
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additional property: Liveness
  type: PropertyValue
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Chill with Bach (Enjoy the Coolest Melodies of Johann Sebastian Bach)
type: MusicAlbum
date published: 2018-03-30
track: Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie (1)
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  duration: PT1M47S
  duration ms: 107280
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Il Fondamento
  by artist: Paul Dombrecht
  by artist: Dirk Vandaele
  in album: Chill with Bach (Enjoy the Coolest Melodies of Johann Sebastian Bach)
    type: MusicAlbum
    date published: 2018-03-30
  popularity: 28
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: BER181058014
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-07T20:36:11+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x1ed2bab2aeab741fd1125b2eee0db9a20a61107c63ae57e1e3949dd6f7e5df7b
  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/953515
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BER181058014
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1ed2bab2aeab741fd1125b2eee0db9a20a61107c63ae57e1e3949dd6f7e5df7b. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/BER181058014.
    date published: 2026-06-13T12:53:06Z
  audio: Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie (1)
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
      type: PropertyValue
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Motet: "Der Gerechte kommt um"
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  by artist: Ensemble Pygmalion
  by artist: Raphael Pichon
  by artist: Eugénie Warnier
  by artist: Magid El-Bushra
  by artist: Emiliano Gonzalez Toro
  by artist: Sydney Fierro
  in album: Chill with Bach (Enjoy the Coolest Melodies of Johann Sebastian Bach)
    type: MusicAlbum
    date published: 2018-03-30
  popularity: 2
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
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L'arte della viola bastarda (Collection 25ème anniversaire)
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    date published: 2026-07-08T03:22:41Z
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Biber: Harmonia artificioso-ariosa
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  by artist: L'armonia e l'inventione
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  by artist: Judit Foldes
  by artist: Balázs Máté
  by artist: Lorenz Duftschmid
  by artist: Rolf Lislevand
  by artist: Pierre Hantaï
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-30T12:45:34Z
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T15:20:15Z
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track: Concerto pour basson, cordes et basse continue, RV 498: I. Allegro
track: Concerto pour basson, cordes et basse continue, RV 498: II. Larghetto
track: Concerto pour basson, cordes et basse continue, RV 498: III. Allegro
track: Concerto pour hautbois, cordes et basse continue, RV 453: I. Allegro
track: Concerto pour hautbois, cordes et basse continue, RV 453: II. Largo

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L'armonia e l'inventione
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Manfred Kraemer
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Pablo Valetti
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Judit Foldes
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Balázs Máté
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Lorenz Duftschmid
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Rolf Lislevand
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Pierre Hantaï
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Vivaldi: Concerti pour hautbois, basson et cordes
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OpenTimestamps Proof of Existence
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date published: 2026-07-31T20:22:46Z

Concerto pour hautbois, cordes et basse continue, RV 455: III. Allegro
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Concerto pour basson, cordes et basse continue, RV 498: I. Allegro
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by artist: L'armonia e l'inventione
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by artist: Manfred Kraemer
by artist: Pablo Valetti
by artist: Judit Foldes
by artist: Balázs Máté
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by artist: Rolf Lislevand
by artist: Pierre Hantaï
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concerto pour basson, cordes et basse continue, RV 498: I. Allegro
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Concerto pour basson, cordes et basse continue, RV 498: II. Larghetto
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by artist: Manfred Kraemer
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by artist: Judit Foldes
by artist: Balázs Máté
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by artist: Rolf Lislevand
by artist: Pierre Hantaï
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T19:53:13Z
audio: Concerto pour basson, cordes et basse continue, RV 498: II. Larghetto
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Concerto pour basson, cordes et basse continue, RV 498: III. Allegro
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by artist: Josep Borràs
by artist: Manfred Kraemer
by artist: Pablo Valetti
by artist: Judit Foldes
by artist: Balázs Máté
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by artist: Rolf Lislevand
by artist: Pierre Hantaï
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T08:26:41Z
audio: Concerto pour basson, cordes et basse continue, RV 498: III. Allegro
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Concerto pour hautbois, cordes et basse continue, RV 453: I. Allegro
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by artist: Manfred Kraemer
by artist: Pablo Valetti
by artist: Judit Foldes
by artist: Balázs Máté
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by artist: Rolf Lislevand
by artist: Pierre Hantaï
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concerto pour hautbois, cordes et basse continue, RV 453: I. Allegro
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Concerto pour hautbois, cordes et basse continue, RV 453: II. Largo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T13:04:34Z
audio: Concerto pour hautbois, cordes et basse continue, RV 453: II. Largo
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T12:47:07Z
  audio: Concerto for 2 Mandolins in G Major, RV 532: I. Allegro
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track: Concerto for 2 Mandolins in G Major, RV 532: II. Andante
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T12:47:07Z
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track: Concerto for 2 Mandolins in G Major, RV 532: III. Allegro
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track: Trio Sonata in G Minor, RV 85: I. Andante molto
track: Trio Sonata in G Minor, RV 85: II. Larghetto
track: Trio Sonata in G Minor, RV 85: III. Allegro
track: Mandolin Concerto in C Major, RV 425: I. Allegro
track: Mandolin Concerto in C Major, RV 425: II. Largo
track: Mandolin Concerto in C Major, RV 425: III. Allegro
track: Concerto for Viola d'amore and Lute in D Minor, RV 540: I. Allegro moderato
track: Concerto for Viola d'amore and Lute in D Minor, RV 540: II. Largo
track: Concerto for Viola d'amore and Lute in D Minor, RV 540: III. Allegro
track: Trio Sonata in C Major, RV 82: I. Allegro non molto
track: Trio Sonata in C Major, RV 82: II. Larghetto lento
track: Trio Sonata in C Major, RV 82: III. Allegro
track: Chamber Concerto in D Major, RV 93: I. Allegro Giusto
track: Chamber Concerto in D Major, RV 93: II. Largo
track: Chamber Concerto in D Major, RV 93: III. Allegro

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Trio Sonata in G Minor, RV 85: III. Allegro
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX290600093
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0f35eff0382c533f318c891abae9ac2a4c6421f7286df76f20fc0d3fb6baba1. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX290600093.
  date published: 2026-06-13T13:32:09Z
audio: Mandolin Concerto in C Major, RV 425: 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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    value: 5
  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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    value: 0.927
  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: -25.024
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto for Viola d'amore and Lute in D Minor, RV 540: I. Allegro moderato
type: MusicRecording
duration: PT4M44S
duration ms: 284720
explicit: false
by artist: Antonio Vivaldi
by artist: Balasz Maté
by artist: Brigitte TÄubl
by artist: Laura Johnson
by artist: Lorenz Duftschmid
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Rolf Lislevand
in album: Vivaldi: Musica per liuto e mandolino
  type: MusicAlbum
  date published: 2007-01-30
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: FRZ139600611
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T02:21:42+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4e7846da05cc8c0d91c4382564f667850ab681d09d432b6a36de0e6deaff0b34
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600611
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e7846da05cc8c0d91c4382564f667850ab681d09d432b6a36de0e6deaff0b34. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600611.
  date published: 2026-07-02T03:55:08Z
audio: Concerto for Viola d'amore and Lute in D Minor, RV 540: I. Allegro moderato
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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    value: 1
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.44
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.462
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.776
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
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Concerto for Viola d'amore and Lute in D Minor, RV 540: II. Largo
type: MusicRecording
duration: PT3M25S
duration ms: 205160
explicit: false
by artist: Antonio Vivaldi
by artist: Brigitte TÄubl
by artist: Laura Johnson
by artist: Lorenz Duftschmid
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Rolf Lislevand
in album: Vivaldi: Musica per liuto e mandolino
  type: MusicAlbum
  date published: 2007-01-30
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: FRZ139600612
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:07:20+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x648ba07915bfb28fd37641b960433bd7a08945f80224f9f8d6fd1291aded19a3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600612
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x648ba07915bfb28fd37641b960433bd7a08945f80224f9f8d6fd1291aded19a3. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600612.
  date published: 2026-07-02T03:55:08Z
audio: Concerto for Viola d'amore and Lute in D Minor, RV 540: II. Largo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.543
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.403
  additional property: Energy
    type: PropertyValue
    value: 0.018
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.05
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.137
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.778
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto for Viola d'amore and Lute in D Minor, RV 540: III. Allegro
type: MusicRecording
duration: PT2M55S
duration ms: 175986
explicit: false
by artist: Antonio Vivaldi
by artist: Brigitte TÄubl
by artist: Laura Johnson
by artist: Lorenz Duftschmid
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Rolf Lislevand
in album: Vivaldi: Musica per liuto e mandolino
  type: MusicAlbum
  date published: 2007-01-30
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: FRZ139600613
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:07:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2d08313aa70a22afdb771b4e995a0b7b345a2800ffd6cdc5a6e9f7ecee6039aa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600613
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d08313aa70a22afdb771b4e995a0b7b345a2800ffd6cdc5a6e9f7ecee6039aa. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600613.
  date published: 2026-07-02T03:55:08Z
audio: Concerto for Viola d'amore and Lute in D Minor, RV 540: III. Allegro
  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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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.471
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.137
  additional property: Liveness
    type: PropertyValue
    value: 0.08
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.557
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.068
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Trio Sonata in C Major, RV 82: I. Allegro non molto
type: MusicRecording
duration: PT3M44S
duration ms: 224986
explicit: false
by artist: Antonio Vivaldi
by artist: Brigitte TÄubl
by artist: Laura Johnson
by artist: Lorenz Duftschmid
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Rolf Lislevand
in album: Vivaldi: Musica per liuto e mandolino
  type: MusicAlbum
  date published: 2007-01-30
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: FRZ139600621
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-23T11:31:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x68f927c4afb49a7f7a8fcc7c463c3fa870296b5807a76205c6dd00c91112b862
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600621
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68f927c4afb49a7f7a8fcc7c463c3fa870296b5807a76205c6dd00c91112b862. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600621.
  date published: 2026-07-02T03:55:08Z
audio: Trio Sonata in C Major, RV 82: I. Allegro non molto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.575
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.427
  additional property: Energy
    type: PropertyValue
    value: 0.077
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.936
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.152
  additional property: Liveness
    type: PropertyValue
    value: 0.102
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.437
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.735
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Major

Trio Sonata in C Major, RV 82: II. Larghetto lento
type: MusicRecording
duration: PT3M50S
duration ms: 230640
explicit: false
by artist: Antonio Vivaldi
by artist: Brigitte TÄubl
by artist: Laura Johnson
by artist: Lorenz Duftschmid
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Rolf Lislevand
in album: Vivaldi: Musica per liuto e mandolino
  type: MusicAlbum
  date published: 2007-01-30
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: FRZ139600622
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:30:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4036f11551edd13c80e83a790c4158e4eaf84994806ad648aea9131238e2446e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600622
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4036f11551edd13c80e83a790c4158e4eaf84994806ad648aea9131238e2446e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600622.
  date published: 2026-07-02T03:55:08Z
audio: Trio Sonata in C Major, RV 82: II. Larghetto lento
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.515
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.469
  additional property: Energy
    type: PropertyValue
    value: 0.024
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.523
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
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Trio Sonata in C Major, RV 82: III. Allegro
type: MusicRecording
duration: PT2M0S
duration ms: 120440
explicit: false
by artist: Antonio Vivaldi
by artist: Brigitte TÄubl
by artist: Laura Johnson
by artist: Lorenz Duftschmid
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Rolf Lislevand
in album: Vivaldi: Musica per liuto e mandolino
  type: MusicAlbum
  date published: 2007-01-30
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: FRZ139600623
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-26T21:49:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9798de45536209bcbe28bb0a07362585b6dc8f7feb200a61614c7bbcd6cf2911
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600623
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9798de45536209bcbe28bb0a07362585b6dc8f7feb200a61614c7bbcd6cf2911. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ139600623.
  date published: 2026-07-02T03:55:08Z
audio: Trio Sonata in C Major, RV 82: III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
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Chamber Concerto in D Major, RV 93: I. Allegro Giusto
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duration: PT3M17S
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by artist: Brigitte TÄubl
by artist: Laura Johnson
by artist: Lorenz Duftschmid
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Rolf Lislevand
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genre: classical
genre: early-music
genre: baroque
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Chamber Concerto in D Major, RV 93: I. Allegro Giusto
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Chamber Concerto in D Major, RV 93: II. Largo
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duration: PT4M30S
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by artist: Brigitte TÄubl
by artist: Laura Johnson
by artist: Lorenz Duftschmid
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Rolf Lislevand
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genre: classical
genre: early-music
genre: baroque
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Chamber Concerto in D Major, RV 93: II. Largo
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Chamber Concerto in D Major, RV 93: III. Allegro
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by artist: Brigitte TÄubl
by artist: Laura Johnson
by artist: Lorenz Duftschmid
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Rolf Lislevand
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genre: classical
genre: early-music
genre: baroque
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Chamber Concerto in D Major, RV 93: III. Allegro
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Vivaldi: Concertos four Mandolin
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track: Concerto in G Major, RV 532: I. Allegro
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  by artist: Pablo Valetti
  by artist: Manfredo Kraemer
  by artist: Pornon Beatrice
  by artist: Posvanecz Mate Eva
  by artist: Johnson Laura
  by artist: Thomas C. Boysen
  by artist: Riccardo Minasi
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  by artist: Enrico Parizzi
  by artist: Ludovico Minasi
  by artist: Balasz
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Concerto in G Major, RV 532: I. Allegro
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Zipoli: Sonata d'intavolatura, Op. 1, Pt. 1 (Excerpts) & Other Works
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date published: 2019-06-07

Young & Foolish: Mozart & C.P.E. Bach
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T00:26:26Z
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track: Symphony in D Major, H. 663: II. Largo
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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track: Concerto for Harpsichord and Fortepiano in E-Flat Major, H. 479: I. Allegro di molto
track: Concerto for Harpsichord and Fortepiano in E-Flat Major, H. 479: II. Larghetto
track: Concerto for Harpsichord and Fortepiano in E-Flat Major, H. 479: III. Presto
track: Divertimento in F Major, K. 138: I. Allegro
track: Divertimento in F Major, K. 138: II. Andante
track: Divertimento in F Major, K. 138: III. Presto
track: Piano Concerto No. 17 in G Major, K. 453: I. Allegro
track: Piano Concerto No. 17 in G Major, K. 453: II. Andante
track: Piano Concerto No. 17 in G Major, K. 453: III. Allegretto

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Concerto for Harpsichord and Fortepiano in E-Flat Major, H. 479: I. Allegro di molto
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Concerto for Harpsichord and Fortepiano in E-Flat Major, H. 479: II. Larghetto
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Concerto for Harpsichord and Fortepiano in E-Flat Major, H. 479: III. Presto
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subject of: OpenTimestamps Proof of Existence
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Divertimento in F Major, K. 138: III. Presto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Divertimento in F Major, K. 138: III. Presto
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Piano Concerto No. 17 in G Major, K. 453: I. Allegro
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duration: PT11M31S
duration ms: 691093
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by artist: Wolfgang Amadeus Mozart
by artist: Café Zimmermann
by artist: Pablo Valetti
by artist: Alexander Melnikov
in album: Young & Foolish: Mozart & C.P.E. Bach
  type: MusicAlbum
  date published: 2024-06-21
popularity: 5
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T04:14:58Z
audio: Piano Concerto No. 17 in G Major, K. 453: I. Allegro
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Piano Concerto No. 17 in G Major, K. 453: II. Andante
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duration: PT9M20S
duration ms: 560186
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by artist: Wolfgang Amadeus Mozart
by artist: Café Zimmermann
by artist: Pablo Valetti
by artist: Alexander Melnikov
in album: Young & Foolish: Mozart & C.P.E. Bach
  type: MusicAlbum
  date published: 2024-06-21
popularity: 3
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T20:22:46Z
audio: Piano Concerto No. 17 in G Major, K. 453: II. Andante
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Piano Concerto No. 17 in G Major, K. 453: III. Allegretto
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duration: PT7M33S
duration ms: 453853
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Café Zimmermann
by artist: Pablo Valetti
by artist: Alexander Melnikov
in album: Young & Foolish: Mozart & C.P.E. Bach
  type: MusicAlbum
  date published: 2024-06-21
popularity: 3
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Piano Concerto No. 17 in G Major, K. 453: III. Allegretto
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Mozart: Flute Quartets
type: MusicAlbum
date published: 2019-10-04
track: Flute Quartet in D Major, K. 285: I. ﻿Allegro
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  by artist: Wolfgang Amadeus Mozart
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  by artist: Pablo Valetti
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  in album: Mozart: Flute Quartets
    type: MusicAlbum
    date published: 2019-10-04
  genre: classical
  genre: classical-era
  genre: classical-piano
  genre: opera
  genre: chamber-music
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01e06b34398f0117162c85a44e6d6d9ad7b63c130ea42d1e1e38d7ec383ea179. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEFG21928531.
    date published: 2026-06-13T13:32:09Z
  audio: Flute Quartet in D Major, K. 285: I. ﻿Allegro
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track: Flute Quartet in D Major, K. 285: II. ﻿Adagio
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T23:30:38Z
  audio: Flute Quartet in D Major, K. 285: II. ﻿Adagio
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track: Flute Quartet in D Major, K. 285: III. ﻿Rondeau
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  subject of: OpenTimestamps Proof of Existence
  audio: Flute Quartet in D Major, K. 285: III. ﻿Rondeau

Pablo Valetti
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Peter Biely
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Petr Skalka
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Karel Valter
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Mozart: Flute Quartets
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
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Flute Quartet in D Major, K. 285: III. ﻿Rondeau
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Bach - Conciertos
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Mozart: Symphony in D Major, H. 663: I. Allegro di molto
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track: Magnificat en sol mineur, RV 610: I. Magnificat
track: Magnificat en sol mineur, RV 610: II. Et exultavit
track: Magnificat en sol mineur, RV 610: III. Et misericordia eius
track: Magnificat en sol mineur, RV 610: V. Deposuit potentes
track: Magnificat en sol mineur, RV 610: VI. Esurientes
track: Magnificat en sol mineur, RV 610: VII. Suscepit Israel
track: Magnificat en sol mineur, RV 610: VIII. Sicut locutus est
track: Magnificat en sol mineur, RV 610: IX. Gloria Patri
track: Magnificat en sol mineur, RV 610: X. Sicut erat in principio
track: Concerto pour clavecin en ré mineur, BWV 1052: I. Allegro
track: Concerto pour clavecin en ré mineur, BWV 1052: II. Adagio
track: Concerto pour clavecin en ré mineur, BWV 1052: III. Allegro
track: Magnificat en ré majeur, BWV 243: I. Magnificat
track: Magnificat en ré majeur, BWV 243: II. Et exultavit
track: Magnificat en ré majeur, BWV 243: III. Quia respexit
track: Magnificat en ré majeur, BWV 243: IV. Omnes generationes
track: Magnificat en ré majeur, BWV 243: V. Quia fecit mihi magna
track: Magnificat en ré majeur, BWV 243: VI. Et misericordia
track: Magnificat en ré majeur, BWV 243: VII. Fecit potentiam
track: Magnificat en ré majeur, BWV 243: VIII. Deposuit potentes
track: Magnificat en ré majeur, BWV 243: IX. Esurientes implevit bonis
track: Magnificat en ré majeur, BWV 243: X. Suscepit Israel
track: Magnificat en ré majeur, BWV 243: XI. Sicut locutus est
track: Magnificat en ré majeur, BWV 243: XII. Gloria Patri

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Concerto pour 2 violons et viole de gambe en sol mineur, RV 578: III. Allegro
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  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461703
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14f6786f84fcc306cab9d31673c538bde75d8ce32c9593f9c3484b8c28389220. 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/QM7281461703.
  date published: 2026-06-13T17:25:41Z
audio: Magnificat en sol mineur, RV 610: II. Et exultavit
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 124.407
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.44
  additional property: Energy
    type: PropertyValue
    value: 0.153
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.932
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
    value: 0.326
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.475
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.935
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Magnificat en sol mineur, RV 610: III. Et misericordia eius
type: MusicRecording
duration: PT3M57S
duration ms: 237986
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: La Capella Reial De Catalunya
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 26
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: QM7281461704
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T03:09:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x93d68f28b3a6cdcfa4902df41fd2b75885ceb09977dea859c98ae49915646009
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461704
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93d68f28b3a6cdcfa4902df41fd2b75885ceb09977dea859c98ae49915646009. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461704.
  date published: 2026-06-13T13:32:09Z
audio: Magnificat en sol mineur, RV 610: III. Et misericordia eius
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.715
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.181
  additional property: Energy
    type: PropertyValue
    value: 0.132
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.972
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.067
  additional property: Liveness
    type: PropertyValue
    value: 0.12
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.035
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.436
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Magnificat en sol mineur, RV 610: V. Deposuit potentes
type: MusicRecording
duration: PT0M52S
duration ms: 52746
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: La Capella Reial De Catalunya
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 20
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: QM7281461706
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:51:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4b8805f719bf690eeb4fba79de7b60c42fc96a1ea2878285bd18a794900d5871
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461706
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b8805f719bf690eeb4fba79de7b60c42fc96a1ea2878285bd18a794900d5871. 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/QM7281461706.
  date published: 2026-07-02T03:30:09Z
audio: Magnificat en sol mineur, RV 610: V. Deposuit potentes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 151.402
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.268
  additional property: Energy
    type: PropertyValue
    value: 0.241
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.002
  additional property: Liveness
    type: PropertyValue
    value: 0.184
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.574
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.458
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Magnificat en sol mineur, RV 610: VI. Esurientes
type: MusicRecording
duration: PT1M22S
duration ms: 82186
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: Hanna Bayodi-Hirt
by artist: Johannette Zomer
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 23
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: QM7281461707
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T16:33:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0dd800a4f27135d1dfa38b99a690768d0c1a19d7b6ebc67a6f3db8f68d5e1f5b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953520
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953520
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461707
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dd800a4f27135d1dfa38b99a690768d0c1a19d7b6ebc67a6f3db8f68d5e1f5b. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461707.
  date published: 2026-06-13T13:32:09Z
audio: Magnificat en sol mineur, RV 610: VI. Esurientes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.551
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.379
  additional property: Energy
    type: PropertyValue
    value: 0.16
  additional property: Speechiness
    type: PropertyValue
    value: 0.071
  additional property: Acousticness
    type: PropertyValue
    value: 0.919
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.092
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.457
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.345
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Magnificat en sol mineur, RV 610: VII. Suscepit Israel
type: MusicRecording
duration: PT0M51S
duration ms: 51080
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: La Capella Reial De Catalunya
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 19
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: QM7281461708
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T23:59:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x59caad380bc5cc55f00a0564b5ca1d6423a8e80a04775dc011c16cd9f097bc3d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461708
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59caad380bc5cc55f00a0564b5ca1d6423a8e80a04775dc011c16cd9f097bc3d. 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/QM7281461708.
  date published: 2026-07-02T03:30:09Z
audio: Magnificat en sol mineur, RV 610: VII. Suscepit Israel
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.899
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.164
  additional property: Energy
    type: PropertyValue
    value: 0.263
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.936
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.018
  additional property: Liveness
    type: PropertyValue
    value: 0.155
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.033
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.999
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Magnificat en sol mineur, RV 610: VIII. Sicut locutus est
type: MusicRecording
duration: PT1M47S
duration ms: 107880
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: Hanna Bayodi-Hirt
by artist: Damien Guillon
by artist: David Munderloh
by artist: La Capella Reial De Catalunya
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 20
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: QM7281461709
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:50:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xba1532c6c101a375cdd44da110a0c674801d501f1ff10117272ad784ab371caf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461709
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba1532c6c101a375cdd44da110a0c674801d501f1ff10117272ad784ab371caf. 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/QM7281461709.
  date published: 2026-07-02T03:30:09Z
audio: Magnificat en sol mineur, RV 610: VIII. Sicut locutus est
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.356
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.389
  additional property: Energy
    type: PropertyValue
    value: 0.253
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.967
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.156
  additional property: Liveness
    type: PropertyValue
    value: 0.155
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.618
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.402
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Magnificat en sol mineur, RV 610: IX. Gloria Patri
type: MusicRecording
duration: PT0M45S
duration ms: 45240
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: La Capella Reial De Catalunya
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 19
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: QM7281461710
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T04:46:05+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd36d3d63be9fb13111cb6dc0a372176bf2376deaca257b94e7594bd27aba7a68
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461710
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd36d3d63be9fb13111cb6dc0a372176bf2376deaca257b94e7594bd27aba7a68. 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/QM7281461710.
  date published: 2026-07-02T03:30:09Z
audio: Magnificat en sol mineur, RV 610: IX. Gloria Patri
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.097
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.183
  additional property: Energy
    type: PropertyValue
    value: 0.197
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.88
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.034
  additional property: Liveness
    type: PropertyValue
    value: 0.158
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.034
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.344
  additional property: Key Name
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    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Magnificat en sol mineur, RV 610: X. Sicut erat in principio
type: MusicRecording
duration: PT1M27S
duration ms: 87173
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: La Capella Reial De Catalunya
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 23
genre: classical
genre: early-music
genre: baroque
genre: concerto
isrc code: QM7281461711
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:50:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdc237bb1f892b6cc11b2e510a6c3ec5c962e05e41ae990e86118f4a50904b9c6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461711
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc237bb1f892b6cc11b2e510a6c3ec5c962e05e41ae990e86118f4a50904b9c6. 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/QM7281461711.
  date published: 2026-07-02T03:30:09Z
audio: Magnificat en sol mineur, RV 610: X. Sicut erat in principio
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 127.389
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.261
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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    value: 0.498
  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: -18.991
  additional property: Key Name
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Concerto pour clavecin en ré mineur, BWV 1052: I. Allegro
type: MusicRecording
duration: PT7M34S
duration ms: 454306
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Pierre Hantaï
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 15
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461712
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:02:30+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x86a4448c60ef71bd0485701ecc2a0f8bdc551f97b76d4c4bfc4f576e7e37750e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461712
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86a4448c60ef71bd0485701ecc2a0f8bdc551f97b76d4c4bfc4f576e7e37750e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461712.
  date published: 2026-07-02T03:55:08Z
audio: Concerto pour clavecin en ré mineur, BWV 1052: I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.019
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.412
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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    value: 0.542
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.367
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
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Concerto pour clavecin en ré mineur, BWV 1052: II. Adagio
type: MusicRecording
duration: PT5M42S
duration ms: 342280
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Pierre Hantaï
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 11
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461713
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T08:01:08+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb23f0cec7a006c78acd0c19af9d7dee483066c1deea90178584fee3741ba6162
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957819
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957819
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461713
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-13T07:53:33Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb23f0cec7a006c78acd0c19af9d7dee483066c1deea90178584fee3741ba6162. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-13T07:53:33Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461713.
  date published: 2026-07-13T07:53:33Z
audio: Concerto pour clavecin en ré mineur, BWV 1052: II. Adagio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.14
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.223
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.07
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.96
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto pour clavecin en ré mineur, BWV 1052: III. Allegro
type: MusicRecording
duration: PT7M57S
duration ms: 477573
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Pierre Hantaï
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 11
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461714
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-22T10:47:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1a1a781c9f7b9e0a2391f2851efadd82658079f4c2a90e92fb0d95d043428eea
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959128
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959128
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461714
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T12:33:25Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a1a781c9f7b9e0a2391f2851efadd82658079f4c2a90e92fb0d95d043428eea. Chain 2 (Bitcoin): anchored in block 959128 (2026-07-22T12:33:25Z), 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/QM7281461714.
  date published: 2026-07-22T12:33:25Z
audio: Concerto pour clavecin en ré mineur, BWV 1052: III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.276
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 3
  additional property: Danceability
    type: PropertyValue
    value: 0.454
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.029
  additional property: Acousticness
    type: PropertyValue
    value: 0.644
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.043
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.68
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.803
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
    value: Minor

Magnificat en ré majeur, BWV 243: I. Magnificat
type: MusicRecording
duration: PT2M58S
duration ms: 178893
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: La Capella Reial De Catalunya
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 13
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461715
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T18:33:32+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbb23360420fe97bfb42487460880cee15e891ea69eb1525ca34463bd7fb27abe
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461715
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb23360420fe97bfb42487460880cee15e891ea69eb1525ca34463bd7fb27abe. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461715.
  date published: 2026-07-02T03:55:08Z
audio: Magnificat en ré majeur, BWV 243: I. Magnificat
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.348
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.419
  additional property: Energy
    type: PropertyValue
    value: 0.439
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.948
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.355
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.587
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.904
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Magnificat en ré majeur, BWV 243: II. Et exultavit
type: MusicRecording
duration: PT2M18S
duration ms: 138986
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Johannette Zomer
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 11
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461716
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T13:42:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3e4059033dc0f9d6fd4c749266dc5139769fc338a913864a095c31bed927ae24
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960117
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960117
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461716
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T14:28:24Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e4059033dc0f9d6fd4c749266dc5139769fc338a913864a095c31bed927ae24. Chain 2 (Bitcoin): anchored in block 960117 (2026-07-29T14:28:24Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461716.
  date published: 2026-07-29T14:28:24Z
audio: Magnificat en ré majeur, BWV 243: II. Et exultavit
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.86
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.325
  additional property: Energy
    type: PropertyValue
    value: 0.114
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.931
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.189
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Magnificat en ré majeur, BWV 243: III. Quia respexit
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duration: PT2M30S
duration ms: 150066
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Hanna Bayodi-Hirt
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 11
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461717
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T16:38:02+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3e6862d2346fab5bdc7dbd59f8666deefaac81330c1c45be68da1ae821d3625d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461717
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e6862d2346fab5bdc7dbd59f8666deefaac81330c1c45be68da1ae821d3625d. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461717.
  date published: 2026-07-29T19:35:34Z
audio: Magnificat en ré majeur, BWV 243: III. Quia respexit
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.655
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.182
  additional property: Energy
    type: PropertyValue
    value: 0.053
  additional property: Speechiness
    type: PropertyValue
    value: 0.048
  additional property: Acousticness
    type: PropertyValue
    value: 0.975
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.582
  additional property: Liveness
    type: PropertyValue
    value: 0.587
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.217
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.804
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Magnificat en ré majeur, BWV 243: IV. Omnes generationes
type: MusicRecording
duration: PT1M17S
duration ms: 77240
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: La Capella Reial De Catalunya
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 10
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461718
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T15:48:36+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe16b38c151db15d2ccbacd0c45c882e4d7460a52588cf2956e919f806c2a3e2f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461718
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe16b38c151db15d2ccbacd0c45c882e4d7460a52588cf2956e919f806c2a3e2f. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461718.
  date published: 2026-07-29T19:35:34Z
audio: Magnificat en ré majeur, BWV 243: IV. Omnes generationes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.051
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.495
  additional property: Energy
    type: PropertyValue
    value: 0.651
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.945
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.39
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.617
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.08
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Magnificat en ré majeur, BWV 243: V. Quia fecit mihi magna
type: MusicRecording
duration: PT1M53S
duration ms: 113746
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Stephan MacLeod
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 10
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461719
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T18:55:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf482f40c0179444d4025e05dc90759cc724a4eac98d0f452a9b153f1ae0f5a87
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/QM7281461719
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf482f40c0179444d4025e05dc90759cc724a4eac98d0f452a9b153f1ae0f5a87. 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/QM7281461719.
  date published: 2026-07-08T03:20:19Z
audio: Magnificat en ré majeur, BWV 243: V. Quia fecit mihi magna
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.721
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.33
  additional property: Energy
    type: PropertyValue
    value: 0.135
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.968
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.035
  additional property: Liveness
    type: PropertyValue
    value: 0.119
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.457
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.389
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Magnificat en ré majeur, BWV 243: VI. Et misericordia
type: MusicRecording
duration: PT3M14S
duration ms: 194373
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Damien Guillon
by artist: David Munderloh
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 13
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461720
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T03:13:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x36ac0755b42e3bccdeb81cee1e43ea32d945464609056349dbb76d955bf19c64
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461720
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36ac0755b42e3bccdeb81cee1e43ea32d945464609056349dbb76d955bf19c64. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461720.
  date published: 2026-07-06T06:56:49Z
audio: Magnificat en ré majeur, BWV 243: VI. Et misericordia
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 72.938
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.164
  additional property: Energy
    type: PropertyValue
    value: 0.087
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.954
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.089
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.332
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Magnificat en ré majeur, BWV 243: VII. Fecit potentiam
type: MusicRecording
duration: PT1M59S
duration ms: 119066
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: La Capella Reial De Catalunya
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 9
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461721
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T13:05:27+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8ecac28f2c295ebaaff4ff261680237991ac0fd57b9a22e5646c83583f9782b2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960111
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960111
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461721
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:21:01Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ecac28f2c295ebaaff4ff261680237991ac0fd57b9a22e5646c83583f9782b2. Chain 2 (Bitcoin): anchored in block 960111 (2026-07-29T13:21:01Z), 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/QM7281461721.
  date published: 2026-07-29T13:21:01Z
audio: Magnificat en ré majeur, BWV 243: VII. Fecit potentiam
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 178.737
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.208
  additional property: Energy
    type: PropertyValue
    value: 0.48
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.92
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.084
  additional property: Liveness
    type: PropertyValue
    value: 0.3
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.349
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.923
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Magnificat en ré majeur, BWV 243: VIII. Deposuit potentes
type: MusicRecording
duration: PT2M0S
duration ms: 120506
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: David Munderloh
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 10
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461722
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T12:55:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe4a6910e35667e08086d59450973feb39e95170e97cc8a73efbdcfeb1e9befc2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960108
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960108
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461722
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T13:09:35Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4a6910e35667e08086d59450973feb39e95170e97cc8a73efbdcfeb1e9befc2. Chain 2 (Bitcoin): anchored in block 960108 (2026-07-29T13:09:35Z), 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/QM7281461722.
  date published: 2026-07-29T13:09:35Z
audio: Magnificat en ré majeur, BWV 243: VIII. Deposuit potentes
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.642
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.325
  additional property: Energy
    type: PropertyValue
    value: 0.28
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.942
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.368
  additional property: Liveness
    type: PropertyValue
    value: 0.46
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.681
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.163
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Magnificat en ré majeur, BWV 243: IX. Esurientes implevit bonis
type: MusicRecording
duration: PT2M47S
duration ms: 167546
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Damien Guillon
by artist: Le Concert Des Nations
in album: Bach - Vivaldi: Magnificat & Concerti
  type: MusicAlbum
  date published: 2014-12-01
popularity: 10
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: QM7281461723
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-29T11:09:37+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa92d82719167c457f64cb981883ec04ac28807cef90106b89d2d535fffa8feeb
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960099
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960099
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281461723
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T11:30:20Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa92d82719167c457f64cb981883ec04ac28807cef90106b89d2d535fffa8feeb. Chain 2 (Bitcoin): anchored in block 960099 (2026-07-29T11:30:20Z), 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/QM7281461723.
  date published: 2026-07-29T11:30:20Z
audio: Magnificat en ré majeur, BWV 243: IX. Esurientes implevit bonis
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.881
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.292
  additional property: Energy
    type: PropertyValue
    value: 0.082
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
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Magnificat en ré majeur, BWV 243: X. Suscepit Israel
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by artist: Le Concert Des Nations
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Magnificat en ré majeur, BWV 243: XI. Sicut locutus est
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T22:48:59Z
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Magnificat en ré majeur, BWV 243: XII. Gloria Patri
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T21:09:47Z
audio: Magnificat en ré majeur, BWV 243: XII. Gloria Patri
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Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-30T07:28:30Z
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track: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. Allegro - II. Adagio
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  subject of: OpenTimestamps Proof of Existence
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track: Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro
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track: Concerto pour violon in A Minor, BWV 1041: I. —
track: Concerto pour clavecin in D Minor, BWV 1052: II. Adagio
track: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
track: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
track: Concerto pour clavecin in D Minor, BWV 1052: III. Allegro
track: Concerto pour deux violons & cordes in D Minor, BWV 1043: I. Vivace
track: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
track: Concerto pour violon in A Minor, BWV 1041: III. Allegro assai
track: Concerto pour hautbois d'amour in A Major, BWV 1055: I. Allegro
track: Concerto pour deux violons & cordes in D Minor, BWV 1043: II. Largo ma non tanto
track: Concerto pour hautbois d'amour in D Major (Transcription du concerto pour clavecin in E Major, BWV 1053): I.
track: Concerto pour 2 clavecins in C Major, BWV 1061: I. —
track: Concerto pour hautbois d'amour in A Major, BWV 1055: II. Larghetto
track: Concerto pour deux violons & cordes in D Minor, BWV 1043: III. Allegro

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date published: 2026-07-31T12:24:41Z

Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro
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Concerto pour violon in A Minor, BWV 1041: I. —
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duration: PT3M29S
duration ms: 209773
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by artist: Johann Sebastian Bach
by artist: Pablo Valetti
by artist: Café Zimmermann
in album: Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale
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  date published: 2000
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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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: Concerto pour violon in A Minor, BWV 1041: I. —
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Concerto pour clavecin in D Minor, BWV 1052: II. Adagio
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duration: PT6M13S
duration ms: 373680
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by artist: Johann Sebastian Bach
by artist: Café Zimmermann
in album: Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T14:53:07Z
audio: Concerto pour clavecin in D Minor, BWV 1052: II. Adagio
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Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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duration: PT4M18S
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by artist: Johann Sebastian Bach
by artist: Café Zimmermann
by artist: Pablo Valetti
in album: Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T06:57:05Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
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duration: PT3M50S
duration ms: 230653
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by artist: Johann Sebastian Bach
by artist: Café Zimmermann
by artist: Pablo Valetti
in album: Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T22:27:30Z
audio: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
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Concerto pour clavecin in D Minor, BWV 1052: III. Allegro
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duration: PT7M28S
duration ms: 448240
explicit: false
by artist: Johann Sebastian Bach
by artist: Café Zimmermann
in album: Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concerto pour clavecin in D Minor, BWV 1052: III. Allegro
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Concerto pour deux violons & cordes in D Minor, BWV 1043: I. Vivace
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duration: PT3M25S
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by artist: Café Zimmermann
in album: Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale
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genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-08T03:20:19Z
audio: Concerto pour deux violons & cordes in D Minor, BWV 1043: I. Vivace
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Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
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duration: PT4M21S
duration ms: 261278
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by artist: Johann Sebastian Bach
by artist: Café Zimmermann
by artist: Pablo Valetti
in album: Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
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Concerto pour violon in A Minor, BWV 1041: III. Allegro assai
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by artist: Pablo Valetti
by artist: Café Zimmermann
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T17:29:52Z
audio: Concerto pour violon in A Minor, BWV 1041: III. Allegro assai
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Concerto pour hautbois d'amour in A Major, BWV 1055: I. Allegro
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by artist: Café Zimmermann
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genre: classical
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genre: early-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concerto pour hautbois d'amour in A Major, BWV 1055: I. Allegro
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Concerto pour deux violons & cordes in D Minor, BWV 1043: II. Largo ma non tanto
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by artist: Café Zimmermann
in album: Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale
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genre: classical
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genre: early-music
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concerto pour deux violons & cordes in D Minor, BWV 1043: II. Largo ma non tanto
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Concerto pour hautbois d'amour in D Major (Transcription du concerto pour clavecin in E Major, BWV 1053): I.
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by artist: Café Zimmermann
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T20:09:33Z
audio: Concerto pour hautbois d'amour in D Major (Transcription du concerto pour clavecin in E Major, BWV 1053): I.
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Concerto pour 2 clavecins in C Major, BWV 1061: I. —
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T23:30:38Z
audio: Concerto pour 2 clavecins in C Major, BWV 1061: I. —
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Concerto pour hautbois d'amour in A Major, BWV 1055: II. Larghetto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T10:42:33Z
audio: Concerto pour hautbois d'amour in A Major, BWV 1055: II. Larghetto
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    type: PropertyValue
    value: -24.065
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto pour deux violons & cordes in D Minor, BWV 1043: III. Allegro
type: MusicRecording
duration: PT4M10S
duration ms: 250293
explicit: false
by artist: Johann Sebastian Bach
by artist: Café Zimmermann
in album: Bach: Concerts avec plusieurs instruments (Vol. I à VI) - Intégrale
  type: MusicAlbum
  date published: 2000
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: FR50X0304805
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T16:15:28+00:00