Johann Mattheson
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genre: baroque
genre: german-baroque
description: Johann Mattheson (28 September 1681 – 17 April 1764) was a German composer, critic, lexicographer and music theorist. His writings on the late Baroque and early Classical period were highly influentia
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  track: Boretti: Eliogabalo, Act 3: "Chi scherza con Amor" (Eliogabalo)
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  track: Boretti: Claudio Cesare, Act 2: Sinfonia
  track: Boretti: Claudio Cesare, Act 2: "Crudo amor, non hai pietà" (Claudio)
  track: Bononcini: La Nemica d'Amore fatta amante, Pt. 1: Sinfonia
  track: Bononcini: La costanza non gradita nel doppio amore d'Aminta: "Infelice mia costanza" (Aminta)
  track: Scarlatti, A: Il Pirro e Demetrio, Act 2: "Fra gl'assalti di Cupido" (Pirro)
  track: Handel: Agrippina, HWV 6, Act 2: "Otton qual portentoso fulmine" (Ottone)
  track: Handel: Agrippina, HWV 6, Act 2: "Voi che udite" (Ottone)
  track: Orlandini / Mattheson: Nerone, Act 1: "Che m'ami ti prega" (Nerone)
  track: Handel: Amadigi di Gaula, HWV 11, Act 2: "Pena tiranna" (Dardano)
  track: Handel: Muzio Scevola, HWV 13, Act 3: "Spera, che tra le care gioie" (Muzio)
  track: Handel: Orlando, HWV 31, Act 2: "Ah stigie larve! ... Vaghe pupille" (Orlando)
  track: Predieri: Scipione il giovane, Act 3: "Dovrian quest'occhi piangere" (Scipione)
  track: Matteis: Ballo dei Bagatellieri
  track: Conti: Don Chisciotte in Sierra Morena, Act 4: "Odio, vendetta, amore" (Fernando)
  track: Hasse: Orfeo: "Sempre a si vaghi rai" (Orfeo)
album: Abel en Norvège ou le voyage imaginaire d'un violiste du XVIIIe siècle dans le Hardanger
album: Agrippina - Opera Arias
album: Mattheson:12 Suites for Harpsichord
album: Johann Mattheson: Keyboard Suites Nos. 1-3
album: Harmonisches Denckmahl
album: J. Mattheson: Boris Goudenow
album: J. Mattheson: Boris Godunow
album: Mattheson: Joseph
album: Johann Mattheson: Les Doits Parlans - Suites
album: Mattheson: Pièces de clavecin, Vols. 1 & 2
album: Mattheson: Die wohlklingende Fingersprache
album: Mattheson: Christmas Oratorio & Magnificat
album: Mattheson: Das groste Kind
album: Mattheson, J.: Liebreiche Und Geduldige David (Der) [Oratorio]
album: Mattheson: Suites
album: Ach Absalom
album: Johann Mattheson: Fugues for Keyboard "Dedicated to Grand Duke of Russia"
album: Bach Transcriptions, Vol. 2
album: Cleopatra - Baroque Arias
album: Dvořák, Ravel, Gershwin & Others: Chamber Works
album: Hamburg 1734
album: The Art of The Flute : JEAN-PIERRE RAMPAL
album: Hamburg 1705 - Eighteenth-century Works for Harpsichord
album: Handel: Works for keyboard
album: Partimenti: Improvisations On Basso Continuo
album: Violin Recital: Ricci, Ruggiero - Bach, J.S. / Mattheson / Paganini / Sarasate / Ysaye / Tchaikovsky / Wieniawski (A Life for the Violin)
album: Souvenir du Nord
album: Haselböck - Orgelmusik
album: Handel: 9 German Arias, HWV 202-210
album: Senza Ripieno
album: Wenn ich nur Dich hab
album: 80 Pieces of Keyborad Music in Baroque Era
album: Works for 2 Harpsichords
album: Hambourg 1700
album: Varietas
album: Weckmann / Reincken / Mattheson / Handel / Bach, C.P.E. / Telemann:: Clavichord Works
album: La Plaintive
album: Summer, Sun & Classical (150 entspannte klassische Titel für den Sommer)
album: Sonatas for 2 Flutes and for Recorder & Flute

Orlandini / Mattheson: Nerone, Act 1: "Che m'ami ti prega" (Nerone)
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Suite No. 5 in C Minor for Harpsichord: Air (arr. L. Stokowski for orchestra)
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Die unglücksselige Cleopatra: Mein Leben ist hin (Aria)
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  date published: 2026-07-08T03:53:27Z
audio: Die unglücksselige Cleopatra: Mein Leben ist hin (Aria)
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Die unglücksselige Cleopatra: Ruhe sanft, geliebter Geist (Aria)
type: MusicRecording
duration: PT2M52S
duration ms: 172280
explicit: false
by artist: Johann Mattheson
by artist: Regula Mühlemann
by artist: La Folia Barockorchester
by artist: Robin Peter Müller
in album: Cleopatra - Baroque Arias
  type: MusicAlbum
  date published: 2017-09-08
genre: baroque
genre: german-baroque
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1049c9b2ff655e9fe1f720ce1a81f566a64ef18a93932572421a1439b2eeabe6. Chain 2 (Bitcoin): anchored in block 960229 (2026-07-30T08:30:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE861701238.
  date published: 2026-07-30T08:30:10Z
audio: Die unglücksselige Cleopatra: Ruhe sanft, geliebter Geist (Aria)
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isrc code: DEE861701238
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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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

Instrumentalness
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value: 0

Liveness
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Valence (Positivity)
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value: 0.505

Loudness (dB)
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Key Name
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value: Bb

Mode Name
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Boretti: Claudio Cesare, Act 2: Sinfonia
type: MusicRecording
duration: PT1M4S
duration ms: 64266
explicit: false
by artist: Giovanni Antonio Boretti
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
isrc code: GBAYC1900290
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900290
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ea4a8d68ce069b452e686bf6d76318e4977250239b8dbfa684e39ba3d774c74. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900290.
  date published: 2026-07-02T05:09:12Z
audio: Boretti: Claudio Cesare, Act 2: Sinfonia
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  additional property: Valence (Positivity)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Boretti: Claudio Cesare, Act 2: "Crudo amor, non hai pietà" (Claudio)
type: MusicRecording
duration: PT1M17S
duration ms: 77386
explicit: false
by artist: Giovanni Antonio Boretti
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
isrc code: GBAYC1900291
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900291
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac3459a5e9dcd2926c233a7dcdc2bd1dc059be3cbfbdf726c6a95ff428edbe1c. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900291.
  date published: 2026-07-02T11:38:34Z
audio: Boretti: Claudio Cesare, Act 2: "Crudo amor, non hai pietà" (Claudio)
  type: AudioObject
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  additional property: Mode (Major/Minor)
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Bononcini: La Nemica d'Amore fatta amante, Pt. 1: Sinfonia
type: MusicRecording
duration: PT3M14S
duration ms: 194693
explicit: false
by artist: Giovanni Bononcini
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
genre: baroque
genre: italian-baroque
isrc code: GBAYC1900292
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900292
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5e7c449630738ad7cec3b519c40a8b0a0173135a4254f9b4dde3f99fbc4658b. 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/GBAYC1900292.
  date published: 2026-07-02T03:30:09Z
audio: Bononcini: La Nemica d'Amore fatta amante, Pt. 1: Sinfonia
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Bononcini: La costanza non gradita nel doppio amore d'Aminta: "Infelice mia costanza" (Aminta)
type: MusicRecording
duration: PT5M17S
duration ms: 317280
explicit: false
by artist: Giovanni Bononcini
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
genre: baroque
genre: italian-baroque
isrc code: GBAYC1900293
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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  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/GBAYC1900293
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1d2a12a2d2d1d417f7bb9b6c609977f69b3dc0bf98cf90b736276e9ef1ad69c. 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/GBAYC1900293.
  date published: 2026-07-02T03:30:09Z
audio: Bononcini: La costanza non gradita nel doppio amore d'Aminta: "Infelice mia costanza" (Aminta)
  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
    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: Valence (Positivity)
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Scarlatti, A: Il Pirro e Demetrio, Act 2: "Fra gl'assalti di Cupido" (Pirro)
type: MusicRecording
duration: PT2M4S
duration ms: 124893
explicit: false
by artist: Alessandro Scarlatti
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
genre: classical
genre: italian-opera
genre: early-music
genre: baroque
genre: italian-baroque
isrc code: GBAYC1900294
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956351
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900294
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3510f896e4890f7f0a91baaf358cf6588d629f0c94c578e3c33b71f4aa732255. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900294.
  date published: 2026-07-02T11:38:34Z
audio: Scarlatti, A: Il Pirro e Demetrio, Act 2: "Fra gl'assalti di Cupido" (Pirro)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 153.177
  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
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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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  additional property: Key Name
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  additional property: Mode Name
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Handel: Agrippina, HWV 6, Act 2: "Otton qual portentoso fulmine" (Ottone)
type: MusicRecording
duration: PT1M3S
duration ms: 63066
explicit: false
by artist: George Frideric Handel
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBAYC1900295
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8c9bb26dc95c603c57d17d74c018e8763e9fc20f186cbced05e70b8eb9b60b34
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956351
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900295
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c9bb26dc95c603c57d17d74c018e8763e9fc20f186cbced05e70b8eb9b60b34. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900295.
  date published: 2026-07-02T11:38:34Z
audio: Handel: Agrippina, HWV 6, Act 2: "Otton qual portentoso fulmine" (Ottone)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.211
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.364
  additional property: Energy
    type: PropertyValue
    value: 0.233
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.164
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.057
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.35
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Handel: Agrippina, HWV 6, Act 2: "Voi che udite" (Ottone)
type: MusicRecording
duration: PT4M51S
duration ms: 291600
explicit: false
by artist: George Frideric Handel
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBAYC1900296
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T22:34:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3a6658a7fe5304d0db9531723e9498ac99fe6ef9dcda7b7a7b24563e01952ecb
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/GBAYC1900296
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3a6658a7fe5304d0db9531723e9498ac99fe6ef9dcda7b7a7b24563e01952ecb. 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/GBAYC1900296.
  date published: 2026-07-02T03:55:08Z
audio: Handel: Agrippina, HWV 6, Act 2: "Voi che udite" (Ottone)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.881
  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: 0.223
  additional property: Energy
    type: PropertyValue
    value: 0.15
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.98
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.178
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.201
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Handel: Amadigi di Gaula, HWV 11, Act 2: "Pena tiranna" (Dardano)
type: MusicRecording
duration: PT5M40S
duration ms: 340933
explicit: false
by artist: George Frideric Handel
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBAYC1900298
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-08T11:32:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x130efba89a351e4413b4e511c3f61e92bbb6daaac0bc198c061f699ab7c3c26a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 953536
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/953536
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900298
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x130efba89a351e4413b4e511c3f61e92bbb6daaac0bc198c061f699ab7c3c26a. 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/GBAYC1900298.
  date published: 2026-06-13T17:25:41Z
audio: Handel: Amadigi di Gaula, HWV 11, Act 2: "Pena tiranna" (Dardano)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 92.989
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.205
  additional property: Energy
    type: PropertyValue
    value: 0.179
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.981
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.113
  additional property: Liveness
    type: PropertyValue
    value: 0.109
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.123
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.729
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Handel: Muzio Scevola, HWV 13, Act 3: "Spera, che tra le care gioie" (Muzio)
type: MusicRecording
duration: PT3M58S
duration ms: 238173
explicit: false
by artist: George Frideric Handel
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBAYC1900299
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T20:58:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2baca7f18b0edac6b39a2986045bc709718b10b69a12722b2065d02e6aefd834
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/GBAYC1900299
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2baca7f18b0edac6b39a2986045bc709718b10b69a12722b2065d02e6aefd834. 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/GBAYC1900299.
  date published: 2026-07-02T03:55:08Z
audio: Handel: Muzio Scevola, HWV 13, Act 3: "Spera, che tra le care gioie" (Muzio)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.251
  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: 0.524
  additional property: Energy
    type: PropertyValue
    value: 0.283
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.973
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.115
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.583
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.748
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Handel: Orlando, HWV 31, Act 2: "Ah stigie larve! ... Vaghe pupille" (Orlando)
type: MusicRecording
duration: PT7M20S
duration ms: 440840
explicit: false
by artist: George Frideric Handel
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: GBAYC1900300
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T19:01:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf5b35aad376f3e55a2b0f31189d1748e45d19b7a555dac84000e513a2a3b0338
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956351
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900300
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5b35aad376f3e55a2b0f31189d1748e45d19b7a555dac84000e513a2a3b0338. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900300.
  date published: 2026-07-02T11:38:34Z
audio: Handel: Orlando, HWV 31, Act 2: "Ah stigie larve! ... Vaghe pupille" (Orlando)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.746
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.32
  additional property: Energy
    type: PropertyValue
    value: 0.281
  additional property: Speechiness
    type: PropertyValue
    value: 0.045
  additional property: Acousticness
    type: PropertyValue
    value: 0.966
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.207
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.134
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.692
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Predieri: Scipione il giovane, Act 3: "Dovrian quest'occhi piangere" (Scipione)
type: MusicRecording
duration: PT4M37S
duration ms: 277373
explicit: false
by artist: Luca Antonio Predieri
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
isrc code: GBAYC1900301
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-19T09:54:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc55b5d06bfdadefa3fe8692c55dd85dcdcac837275994187689d589824ef3758
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/GBAYC1900301
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc55b5d06bfdadefa3fe8692c55dd85dcdcac837275994187689d589824ef3758. 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/GBAYC1900301.
  date published: 2026-07-02T03:30:09Z
audio: Predieri: Scipione il giovane, Act 3: "Dovrian quest'occhi piangere" (Scipione)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.489
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.269
  additional property: Energy
    type: PropertyValue
    value: 0.19
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.96
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.413
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.146
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.299
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Matteis: Ballo dei Bagatellieri
type: MusicRecording
duration: PT7M10S
duration ms: 430493
explicit: false
by artist: Nicola Matteis
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
  date published: 2019-11-08
isrc code: GBAYC1900302
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-25T18:53:13+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5a05e89890b0614814dd4e36be2f682c68be10463ea706aa20ad2043a301cd56
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956351
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956351
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900302
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a05e89890b0614814dd4e36be2f682c68be10463ea706aa20ad2043a301cd56. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900302.
  date published: 2026-07-02T11:38:34Z
audio: Matteis: Ballo dei Bagatellieri
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.519
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.324
  additional property: Energy
    type: PropertyValue
    value: 0.224
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.782
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.107
  additional property: Liveness
    type: PropertyValue
    value: 0.148
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.192
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.583
  additional property: Key Name
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Conti: Don Chisciotte in Sierra Morena, Act 4: "Odio, vendetta, amore" (Fernando)
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duration ms: 249946
explicit: false
by artist: Francesco Bartolomeo Conti
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
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popularity: 12
genre: baroque
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900303
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1bd7306f1e35855a7acc84c532701b63ce73ed222cc5494e1f88d0062069322. 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/GBAYC1900303.
  date published: 2026-07-06T06:56:49Z
audio: Conti: Don Chisciotte in Sierra Morena, Act 4: "Odio, vendetta, amore" (Fernando)
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  additional property: Energy
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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Hasse: Orfeo: "Sempre a si vaghi rai" (Orfeo)
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duration: PT7M14S
duration ms: 434746
explicit: false
by artist: Johann Adolf Hasse
by artist: Jakub Józef Orliński
by artist: Maxim Emelyanychev
by artist: Il Pomo D'oro
in album: Facce d'amore
  type: MusicAlbum
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isrc code: GBAYC1900305
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900305
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cb383424ebe40e36582aff93148ea76abbadd727623621e66c36b162d90d560. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1900305.
  date published: 2026-07-02T11:38:34Z
audio: Hasse: Orfeo: "Sempre a si vaghi rai" (Orfeo)
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  additional property: Mode (Major/Minor)
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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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Abel en Norvège ou le voyage imaginaire d'un violiste du XVIIIe siècle dans le Hardanger
type: MusicAlbum
date published: 2007-10-22

Agrippina - Opera Arias
type: MusicAlbum
date published: 2015-04-10
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  duration: PT3M58S
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  by artist: Giacomo Antonio Perti
  by artist: Ann Hallenberg
  by artist: Riccardo Minasi
  in album: Agrippina - Opera Arias
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  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: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe76cacda2ce50cf5f1547adb6035faa79041ed3503bb9a86203a0f2aae1f97b4. 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/CH0011400563.
    date published: 2026-07-08T03:22:41Z
  audio: Nerone fatto Cesare: Date all'armi o spirti fieri
    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
      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
      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)
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track: L'Agrippina: Mormorando anch'il ruschello
  type: MusicRecording
  duration: PT4M39S
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  by artist: Ann Hallenberg
  by artist: Riccardo Minasi
  in album: Agrippina - Opera Arias
    type: MusicAlbum
    date published: 2015-04-10
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  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSBitcoinBlock
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb44c7aadc3fc8ed43cf91df27bb7fd06f91f515c21dc5920806afaec704a6db. 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/CH0011400564.
    date published: 2026-07-08T03:20:19Z
  audio: L'Agrippina: Mormorando anch'il ruschello
    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
      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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    additional property: Key Name
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track: L'Agrippina: Con troppo fiere immagini
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  duration: PT3M54S
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  by artist: Nicola Porpora
  by artist: Ann Hallenberg
  by artist: Riccardo Minasi
  in album: Agrippina - Opera Arias
    type: MusicAlbum
    date published: 2015-04-10
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: L'Agrippina: Con troppo fiere immagini
track: Britannico: Se la mia vita, o figlio
track: Agrippina, HWV 6: L'alma mia fra le tempeste
track: Germanicus: Rimembranza crudel

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011400565

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2dce7fd34d7f9453628d4ba9b1d0cb97568b7fcda16744af680aa2d3961c5028. 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/CH0011400565.
date published: 2026-07-08T03:22:41Z

L'Agrippina: Con troppo fiere immagini
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
  type: PropertyValue
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Britannico: Se la mia vita, o figlio
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duration: PT8M36S
duration ms: 516720
explicit: false
by artist: Carl Heinrich Graun
by artist: Ann Hallenberg
by artist: Riccardo Minasi
in album: Agrippina - Opera Arias
  type: MusicAlbum
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genre: choral
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bb602bedf8e43833219bb98e62bfb3670ccc28e3c7c4c6d1f37dd6037cc009c. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011400566.
  date published: 2026-07-08T03:53:27Z
audio: Britannico: Se la mia vita, o figlio
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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Agrippina, HWV 6: L'alma mia fra le tempeste
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duration: PT2M35S
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by artist: Ann Hallenberg
by artist: Riccardo Minasi
in album: Agrippina - Opera Arias
  type: MusicAlbum
  date published: 2015-04-10
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
isrc code: CH0011400572
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9d9f260133d66a0d5bbfc3a7285d082764bc830a66a83550ba1a9f75cf991ce. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH0011400572.
  date published: 2026-07-08T08:56:20Z
audio: Agrippina, HWV 6: L'alma mia fra le tempeste
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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Johann Mattheson: Keyboard Suites Nos. 1-3
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Harmonisches Denckmahl
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J. Mattheson: Boris Goudenow
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Mattheson: Das groste Kind
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Mattheson, J.: Liebreiche Und Geduldige David (Der) [Oratorio]
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Ach Absalom
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Bach Transcriptions, Vol. 2
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Ein Feste Burg (A Mighty Fortress Is Our God) (arr. L. Stokowski for orchestra)
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Herz und Mund und Tat und Leben, BWV 147: Chorale: Jesus bleibet meine Freude (Jesu, Joy of Man's Desiring) (arr. by L. Stokowski for orchestra)
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Sonata No. 4 for Violin and Harpsichord in C Minor, BWV 1017: I. Siciliano (arr. L. Stokowski for orchestra)
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by artist: Bournemouth Symphony Orchestra
by artist: José Serebrier
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genre: classical-piano
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Sonata No. 4 for Violin and Harpsichord in C Minor, BWV 1017: I. Siciliano (arr. L. Stokowski for orchestra)
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Pavane and Gigue (arr. L. Stokowski for orchestra)
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subject of: OpenTimestamps Proof of Existence
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audio: Pavane and Gigue (arr. L. Stokowski for orchestra)
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String Quintet in E Major, Op. 11, No. 5, G. 275: III. Minuet (arr. L. Stokowski for orchestra)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: String Quintet in E Major, Op. 11, No. 5, G. 275: III. Minuet (arr. L. Stokowski for orchestra)
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String Quartet in F Major, Op. 3, No. 5, Hob.III:17, "Serenade" (attrib. to Hoffstetter): II. Andante cantabile (arr. L. Stokowski for orchestra)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T12:53:06Z
audio: String Quartet in F Major, Op. 3, No. 5, Hob.III:17, "Serenade" (attrib. to Hoffstetter): II. Andante cantabile (arr. L. Stokowski for orchestra)
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Cleopatra - Baroque Arias
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track: Cleopatra e Cesare, WV B:I:7: Tra le procelle assorto (Aria)
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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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track: Marc'Antonio e Cleopatra: Morte col fiero aspetto (Aria)
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  audio: Marc'Antonio e Cleopatra: Lascia, Antonio, deh lascia (Recitativo)
track: Antioco il Grande: Se tu sarai felice (Aria)
track: La virtù trionfante dell'amore e dell'odio, ovvero il Tigrane, RV 740: Squarciami pure il seno (Aria)
track: Die unglücksselige Cleopatra: Mein Leben ist hin (Aria)
track: Die unglücksselige Cleopatra: Ruhe sanft, geliebter Geist (Aria)

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd7783689f0c8637d4d2167044a019d0f7ef1463be56ad436fae6ff9285669650. 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/DEE861701230.
date published: 2026-07-08T03:20:19Z

Marc'Antonio e Cleopatra: Lascia, Antonio, deh lascia (Recitativo)
type: AudioObject
additional property: Tempo (BPM)
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  value: 143.899
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: 0.418
additional property: Energy
  type: PropertyValue
  value: 0.166
additional property: Speechiness
  type: PropertyValue
  value: 0.053
additional property: Acousticness
  type: PropertyValue
  value: 0.954
additional property: Instrumentalness
  type: PropertyValue
  value: 0
additional property: Liveness
  type: PropertyValue
  value: 0.066
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.179
additional property: Loudness (dB)
  type: PropertyValue
  value: -17.835
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Major

Antioco il Grande: Se tu sarai felice (Aria)
type: MusicRecording
duration: PT1M56S
duration ms: 116826
explicit: false
by artist: Giovanni Legrenzi
by artist: Regula Mühlemann
by artist: La Folia Barockorchester
by artist: Robin Peter Müller
in album: Cleopatra - Baroque Arias
  type: MusicAlbum
  date published: 2017-09-08
genre: baroque
genre: italian-baroque
isrc code: DEE861701233
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:11:19+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9dca7a589bb09946b13c0b2aa02d816de8208ba56bf37760e1fbb446ce97b9a0
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957046
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957046
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE861701233
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T14:04:01Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dca7a589bb09946b13c0b2aa02d816de8208ba56bf37760e1fbb446ce97b9a0. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), 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/DEE861701233.
  date published: 2026-07-07T14:04:01Z
audio: Antioco il Grande: Se tu sarai felice (Aria)
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 102.345
  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: 0.251
  additional property: Energy
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    value: 0.093
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.947
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.068
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.277
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.781
  additional property: Key Name
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    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

La virtù trionfante dell'amore e dell'odio, ovvero il Tigrane, RV 740: Squarciami pure il seno (Aria)
type: MusicRecording
duration: PT4M8S
duration ms: 248466
explicit: false
by artist: Antonio Vivaldi
by artist: Regula Mühlemann
by artist: La Folia Barockorchester
by artist: Robin Peter Müller
in album: Cleopatra - Baroque Arias
  type: MusicAlbum
  date published: 2017-09-08
isrc code: DEE861701236
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T07:05:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2786d159a75a0e0bf1356830caf90ba2e0c923866fe4310ba5aba45d1a6902ec
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE861701236
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2786d159a75a0e0bf1356830caf90ba2e0c923866fe4310ba5aba45d1a6902ec. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE861701236.
  date published: 2026-07-08T08:56:20Z
audio: La virtù trionfante dell'amore e dell'odio, ovvero il Tigrane, RV 740: Squarciami pure il seno (Aria)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.516
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.36
  additional property: Energy
    type: PropertyValue
    value: 0.186
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.127
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.067
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.411
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
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Dvořák, Ravel, Gershwin & Others: Chamber Works
type: MusicAlbum
date published: 2017-09-01
track: Suite No. 5 in C Minor: V. Air (Arr. for Theremin & Piano)
  type: MusicRecording
  duration: PT2M7S
  duration ms: 127720
  explicit: false
  by artist: Johann Mattheson
  by artist: Clara Rockmore
  by artist: Nadia Reisenberg
  in album: Dvořák, Ravel, Gershwin & Others: Chamber Works
    type: MusicAlbum
    date published: 2017-09-01
  genre: baroque
  genre: german-baroque
  isrc code: USCRS0692082
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-03T18:54:46+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xbc296b001d879019ff3d2b34780579d55e8a6a1b4baccd67a6626de76e717739
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 957124
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/957124
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCRS0692082
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc296b001d879019ff3d2b34780579d55e8a6a1b4baccd67a6626de76e717739. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCRS0692082.
    date published: 2026-07-08T03:53:27Z
  audio: Suite No. 5 in C Minor: V. Air (Arr. for Theremin & Piano)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 113.428
    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: 0.206
    additional property: Energy
      type: PropertyValue
      value: 0.015
    additional property: Speechiness
      type: PropertyValue
      value: 0.034
    additional property: Acousticness
      type: PropertyValue
      value: 0.953
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.804
    additional property: Liveness
      type: PropertyValue
      value: 0.125
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.142
    additional property: Loudness (dB)
      type: PropertyValue
      value: -23.229
    additional property: Key Name
      type: PropertyValue
      value: E
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Ave Maria, Op. 52 No. 6, D. 839 (Arr. for Theremin & Piano)
  type: MusicRecording
  duration: PT4M54S
  duration ms: 294893
  explicit: false
  by artist: Franz Schubert
  by artist: Clara Rockmore
  by artist: Nadia Reisenberg
  in album: Dvořák, Ravel, Gershwin & Others: Chamber Works
    type: MusicAlbum
    date published: 2017-09-01
  genre: classical
  genre: classical-piano
  genre: chamber-music
  isrc code: USCRS0692085
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-06-28T22:21:31+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0x2c4622fe2cb5ae7b92dbe775f9f74e592103e6d4547788ff2710b43a6f233f09
  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/USCRS0692085
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:20:19Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c4622fe2cb5ae7b92dbe775f9f74e592103e6d4547788ff2710b43a6f233f09. 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/USCRS0692085.
    date published: 2026-07-08T03:20:19Z
  audio: Ave Maria, Op. 52 No. 6, D. 839 (Arr. for Theremin & Piano)
    type: AudioObject
    additional property: Tempo (BPM)
      type: PropertyValue
      value: 111.749
    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: 0.136
    additional property: Energy
      type: PropertyValue
      value: 0.065
    additional property: Speechiness
      type: PropertyValue
      value: 0.041
    additional property: Acousticness
      type: PropertyValue
      value: 0.989
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.83
    additional property: Liveness
      type: PropertyValue
      value: 0.116
    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.079
    additional property: Loudness (dB)
      type: PropertyValue
      value: -23
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Major
track: Nocturne in C-Sharp Minor, B. 49 (Arr. for Theremin & Piano)
  type: MusicRecording
  duration: PT3M56S
  duration ms: 236413
  explicit: false
  by artist: Frédéric Chopin
  by artist: Clara Rockmore
  by artist: Nadia Reisenberg
  in album: Dvořák, Ravel, Gershwin & Others: Chamber Works
    type: MusicAlbum
    date published: 2017-09-01
  genre: classical
  genre: early-romantic-era
  genre: polish-classical
  isrc code: USCRS0692086
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-06T18:58:27+00:00
  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: Nocturne in C-Sharp Minor, B. 49 (Arr. for Theremin & Piano)
track: Harpsichord Concerto No. 5 in F Minor, BWV 1056: II. Largo (Arr. for Theremin & Piano)
track: Bachianas Brasileiras No. 5, W389: I. Ária (Arr. for Theremin & Cello Ensemble)
track: 2 Mexican Songs: No. 2, Estrellita (Arr. J. Morel for Theremin & Guitar)

CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xec575a5e330a30a0286ea7e182353b1b4bbb76c1311aa188e212e88cef170874

OTSHash
type: PropertyValue

OTSBitcoinBlock
type: PropertyValue
value: 957120

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCRS0692086

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec575a5e330a30a0286ea7e182353b1b4bbb76c1311aa188e212e88cef170874. 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/USCRS0692086.
date published: 2026-07-08T03:22:41Z

Nocturne in C-Sharp Minor, B. 49 (Arr. for Theremin & Piano)
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 136.581
additional property: Musical Key
  type: PropertyValue
  value: 1
additional property: Mode (Major/Minor)
  type: PropertyValue
  value: 0
additional property: Time Signature
  type: PropertyValue
  value: 5
additional property: Danceability
  type: PropertyValue
  value: 0.165
additional property: Energy
  type: PropertyValue
  value: 0.041
additional property: Speechiness
  type: PropertyValue
  value: 0.043
additional property: Acousticness
  type: PropertyValue
  value: 0.927
additional property: Instrumentalness
  type: PropertyValue
  value: 0.77
additional property: Liveness
  type: PropertyValue
  value: 0.097
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.109
additional property: Loudness (dB)
  type: PropertyValue
  value: -21.313
additional property: Key Name
  type: PropertyValue
  value: C#
additional property: Mode Name
  type: PropertyValue
  value: Minor

Harpsichord Concerto No. 5 in F Minor, BWV 1056: II. Largo (Arr. for Theremin & Piano)
type: MusicRecording
duration: PT3M57S
duration ms: 237453
explicit: false
by artist: Johann Sebastian Bach
by artist: Clara Rockmore
by artist: Nadia Reisenberg
in album: Dvořák, Ravel, Gershwin & Others: Chamber Works
  type: MusicAlbum
  date published: 2017-09-01
genre: classical
genre: classical-piano
isrc code: USCRS0692088
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T11:02:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8c7e1e29e8ea197aceffa43abf8541c92f4dd8bf8b8a5a11cff7be239269f66c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957124
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957124
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCRS0692088
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:53:27Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c7e1e29e8ea197aceffa43abf8541c92f4dd8bf8b8a5a11cff7be239269f66c. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCRS0692088.
  date published: 2026-07-08T03:53:27Z
audio: Harpsichord Concerto No. 5 in F Minor, BWV 1056: II. Largo (Arr. for Theremin & Piano)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.155
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.111
  additional property: Energy
    type: PropertyValue
    value: 0.029
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.955
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.994
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.289
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.838
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
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Bachianas Brasileiras No. 5, W389: I. Ária (Arr. for Theremin & Cello Ensemble)
type: MusicRecording
duration: PT7M4S
duration ms: 424453
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OpenTimestamps Proof of Existence
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Hamburg 1705 - Eighteenth-century Works for Harpsichord
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Handel: Works for keyboard
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Partimenti: Improvisations On Basso Continuo
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Violin Recital: Ricci, Ruggiero - Bach, J.S. / Mattheson / Paganini / Sarasate / Ysaye / Tchaikovsky / Wieniawski (A Life for the Violin)
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Souvenir du Nord
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Haselböck - Orgelmusik
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Handel: 9 German Arias, HWV 202-210
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Senza Ripieno
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Wenn ich nur Dich hab
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80 Pieces of Keyborad Music in Baroque Era
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Works for 2 Harpsichords
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Hambourg 1700
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Varietas
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Weckmann / Reincken / Mattheson / Handel / Bach, C.P.E. / Telemann:: Clavichord Works
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La Plaintive
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Summer, Sun & Classical (150 entspannte klassische Titel für den Sommer)
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Sonatas for 2 Flutes and for Recorder & Flute
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