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type: MusicGroup
genre: baroque
popularity: 32
followers: 30
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additional property: OTSVerifyInstructions
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  value: 1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
subject of: OpenTimestamps Proof of Existence
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album: Antonio Vivaldi: La Viola Da Gamba In Concerto
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  date published: 2003-01-01
  track: Concerto con violino e viola da gamba, Archi e Continuo (La Maggiore, RV 546): I. Allegro
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    by artist: Jordi Savall
    by artist: Luca Guglielmi
    by artist: Manfredo Kraemer
    by artist: Le Concert Des Nations
    in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
      type: MusicAlbum
      date published: 2003-01-01
    popularity: 8
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    additional property: OTSTimestamp
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    additional property: OTSVerifyInstructions
      type: PropertyValue
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    subject of: OpenTimestamps Proof of Existence
      type: DigitalDocument
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      date published: 2026-07-02T03:55:08Z
    audio: Concerto con violino e viola da gamba, Archi e Continuo (La Maggiore, RV 546): I. Allegro
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  track: Concerto con 2 violini e viola da gamba, Archi e Continuo (Re Minore, RV 565): I. Allegro, Adagio e spiccato
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      type: MusicAlbum
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    additional property: OTSVerifyInstructions
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    subject of: OpenTimestamps Proof of Existence
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      date published: 2026-07-02T03:55:08Z
    audio: Concerto con 2 violini e viola da gamba, Archi e Continuo (Re Minore, RV 565): I. Allegro, Adagio e spiccato
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  track: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): II. Allegro
  track: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): III. Largo e spiccato
  track: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): IV. Allegro
  track: "Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): II. Allegro poco poco
  track: Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): I. Allegro
  track: Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): III. Allegro
  track: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): I. Adagio e spiccato
  track: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): II. Larghetto
  track: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): III. Allegro
  track: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): I. Allegro
  track: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): II. Largo
  track: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): III. Larghetto. Adagio - Largo
  track: Concerto con molti istromenti (Do Maggiore, RV 555): I. Allegro
  track: Concerto con molti istromenti (Do Maggiore, RV 555): II. Largo e spicato
  track: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): IV. Allegro
album: J.S. Bach: Complete Concertos
album: J.s. Bach: Concerto Reconstructions
album: Bach Transcriptions, Vol. 2
album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087

Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): I. Allegro
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duration ms: 212533
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by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Mauro Lopes
by artist: David Plantier
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 15
isrc code: CH4210300152
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T11:38:34Z
audio: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): I. Allegro
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Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): II. Largo
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duration: PT0M59S
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by artist: Pablo Valetti
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by artist: David Plantier
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
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  date published: 2003-01-01
popularity: 7
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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  date published: 2026-07-21T17:03:43Z
audio: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): II. Largo
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Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): III. Larghetto. Adagio - Largo
type: MusicRecording
duration: PT1M19S
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explicit: false
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by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Mauro Lopes
by artist: David Plantier
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
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  date published: 2003-01-01
popularity: 11
isrc code: CH4210300154
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T05:09:12Z
audio: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): III. Larghetto. Adagio - Largo
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Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): IV. Allegro
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by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Mauro Lopes
by artist: David Plantier
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by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
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popularity: 9
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  date published: 2026-07-29T15:38:18Z
audio: Concerto con 4 violini e violoncello, Archi e continuo (Si Minore, RV 580): IV. Allegro
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Concerto for Three Violins in D Major, BWV 1064R: I. Allegro
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by artist: Insieme Strumentale di Roma
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by artist: Paolo Perrone
by artist: Mauro Lopes
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popularity: 43
genre: classical
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additional property: OTSVerifyInstructions
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  date published: 2026-06-13T12:47:07Z
audio: Concerto for Three Violins in D Major, BWV 1064R: I. Allegro
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Concerto for Three Violins in D Major, BWV 1064R: II. Adagio
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duration: PT5M39S
duration ms: 339666
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by artist: Insieme Strumentale di Roma
by artist: Giorgio Sasso
by artist: Paolo Perrone
by artist: Mauro Lopes
in album: J.S. Bach: Complete Concertos
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popularity: 42
genre: classical
genre: classical-piano
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additional property: OTSVerifyInstructions
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  date published: 2026-06-13T12:47:07Z
audio: Concerto for Three Violins in D Major, BWV 1064R: II. Adagio
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Concerto in D for three Violins, two Oboes, Bassoon, Strings and Continuo, BWV1064: III. Allegro
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duration ms: 288542
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by artist: Mauro Lopes
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:55:08Z
audio: Concerto in D for three Violins, two Oboes, Bassoon, Strings and Continuo, BWV1064: III. Allegro
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Musicalisches Opfer, BWV 1079: No. 3, Ricercar
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popularity: 0
genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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audio: Musicalisches Opfer, BWV 1079: No. 3, Ricercar
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Musicalisches Opfer, BWV 1079: No. 4, Canon perpetuus super Thema Regium
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audio: Musicalisches Opfer, BWV 1079: No. 4, Canon perpetuus super Thema Regium
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Musicalisches Opfer, BWV 1079: No. 5, Sonata sopr'il Soggetto Reale à Traversa, Largo 3/4
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popularity: 0
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isrc code: ITLF52417532
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T09:53:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbc6f651d2615dcf43b995d01fcb68d6dba8f9ca90bfee9eceaa114ce77b12c8f
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/ITLF52417532
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
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc6f651d2615dcf43b995d01fcb68d6dba8f9ca90bfee9eceaa114ce77b12c8f. 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/ITLF52417532.
  date published: 2026-07-08T03:20:19Z
audio: Musicalisches Opfer, BWV 1079: No. 5, Sonata sopr'il Soggetto Reale à Traversa, Largo 3/4
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 116.826
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.241
  additional property: Energy
    type: PropertyValue
    value: 0.075
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.385
  additional property: Liveness
    type: PropertyValue
    value: 0.173
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.124
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.241
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Musicalisches Opfer, BWV 1079, BWV 1079: No. 6, Sonata sopr'il Soggetto Reale à Traversa, Allegro 2/4
type: MusicRecording
duration: PT6M7S
duration ms: 367080
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
isrc code: ITLF52417533
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:10:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x4c7ce1372819d749a0f342eb4c388cfe5b1b0b77328c3e14675316fe2d8f74fe
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/ITLF52417533
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c7ce1372819d749a0f342eb4c388cfe5b1b0b77328c3e14675316fe2d8f74fe. 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/ITLF52417533.
  date published: 2026-07-08T03:22:41Z
audio: Musicalisches Opfer, BWV 1079, BWV 1079: No. 6, Sonata sopr'il Soggetto Reale à Traversa, Allegro 2/4
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 106.685
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.409
  additional property: Energy
    type: PropertyValue
    value: 0.159
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.786
  additional property: Liveness
    type: PropertyValue
    value: 0.133
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.394
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.799
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Musicalisches Opfer, BWV 1079: No. 7, Sonata sopr'il Soggetto Reale à Traversa, Andante
type: MusicRecording
duration: PT3M9S
duration ms: 189444
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
isrc code: ITLF52417534
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T16:33:56+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x9252af8d2f1fdbeb22dfe8659df1e9eb3425f2ee25421ab37fff59de26315755
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/ITLF52417534
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957118
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:20:19+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9252af8d2f1fdbeb22dfe8659df1e9eb3425f2ee25421ab37fff59de26315755. 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/ITLF52417534.
  date published: 2026-07-08T08:56:20Z
audio: Musicalisches Opfer, BWV 1079: No. 7, Sonata sopr'il Soggetto Reale à Traversa, Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 103.556
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.341
  additional property: Energy
    type: PropertyValue
    value: 0.037
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.996
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.769
  additional property: Liveness
    type: PropertyValue
    value: 0.104
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.074
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.678
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Musicalisches Opfer, BWV 1079: No. 9, Sonata sopr'il Soggetto Reale à Traversa, Canon perpetuus
type: MusicRecording
duration: PT2M26S
duration ms: 146493
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
isrc code: ITLF52417536
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-08T01:44:53+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7df8b3a1ad6de6e365cf7d68c77c34588fadabc54871548f3a6ed0ada392bf8a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417536
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7df8b3a1ad6de6e365cf7d68c77c34588fadabc54871548f3a6ed0ada392bf8a. 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/ITLF52417536.
  date published: 2026-07-08T03:22:41Z
audio: Musicalisches Opfer, BWV 1079: No. 9, Sonata sopr'il Soggetto Reale à Traversa, Canon perpetuus
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.708
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.455
  additional property: Energy
    type: PropertyValue
    value: 0.104
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.992
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.512
  additional property: Liveness
    type: PropertyValue
    value: 0.159
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.412
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.206
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

Musicalisches Opfer, BWV 1079: No. 10, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - canon 1 a 2
type: MusicRecording
duration: PT1M33S
duration ms: 93480
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
isrc code: ITLF52417537
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-08T01:22:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x5b58e4ee2fa5bd6da6e643c74d026035aebc19d70158f4c5afca8944db11634c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417537
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b58e4ee2fa5bd6da6e643c74d026035aebc19d70158f4c5afca8944db11634c. 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/ITLF52417537.
  date published: 2026-07-08T08:56:20Z
audio: Musicalisches Opfer, BWV 1079: No. 10, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - canon 1 a 2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.942
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.449
  additional property: Energy
    type: PropertyValue
    value: 0.117
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.873
  additional property: Liveness
    type: PropertyValue
    value: 0.143
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.741
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.495
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major

Musicalisches Opfer, BWV 1079: No. 11, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 2. a 2 Violin: in Unisono.
type: MusicRecording
duration: PT0M48S
duration ms: 48853
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
isrc code: ITLF52417538
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T22:41:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe66622e56731c17660041fa9ef4ec9bfd76c7cc00577c4f5683d319a54af8cd6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417538
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe66622e56731c17660041fa9ef4ec9bfd76c7cc00577c4f5683d319a54af8cd6. 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/ITLF52417538.
  date published: 2026-07-08T03:22:41Z
audio: Musicalisches Opfer, BWV 1079: No. 11, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 2. a 2 Violin: in Unisono.
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 139.998
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.544
  additional property: Energy
    type: PropertyValue
    value: 0.148
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.534
  additional property: Liveness
    type: PropertyValue
    value: 0.139
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.769
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.621
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Musicalisches Opfer, BWV 1079: No. 17, Quaerendo invenietis - Canon à 2
type: MusicRecording
duration: PT1M46S
duration ms: 106026
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
isrc code: ITLF52417544
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-08T01:10:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x68b4e3df10c202e5230bbb2f4a368130be00b0debd7841e12f2af637fd7b040d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417544
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x68b4e3df10c202e5230bbb2f4a368130be00b0debd7841e12f2af637fd7b040d. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417544.
  date published: 2026-07-08T03:39:04Z
audio: Musicalisches Opfer, BWV 1079: No. 17, Quaerendo invenietis - Canon à 2
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 141.284
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.335
  additional property: Energy
    type: PropertyValue
    value: 0.102
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.904
  additional property: Liveness
    type: PropertyValue
    value: 0.126
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.373
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.327
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Musicalisches Opfer, BWV 1079: No. 18, Quaerendo invenietis - Canon á 4
type: MusicRecording
duration: PT3M17S
duration ms: 197653
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
isrc code: ITLF52417545
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-08T00:54:17+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7c203caa3b155da06ea16f813297737a892eb6b9dd2a4954c7635aa13e09a15f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417545
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c203caa3b155da06ea16f813297737a892eb6b9dd2a4954c7635aa13e09a15f. 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/ITLF52417545.
  date published: 2026-07-08T03:53:27Z
audio: Musicalisches Opfer, BWV 1079: No. 18, Quaerendo invenietis - Canon á 4
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.899
  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: 0.474
  additional property: Energy
    type: PropertyValue
    value: 0.159
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.595
  additional property: Liveness
    type: PropertyValue
    value: 0.162
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.438
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.337
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Musicalisches Opfer, BWV 1079: No. 1, Dedication (Kerstin Schwarz, narrator) Musicalisches Opfer Sr. Königlichen Majestät in Preußen
type: MusicRecording
duration: PT3M1S
duration ms: 181133
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8d1a86cbd5513c2fb09fc5ba521b10e3dcaaaba64c0b475cd8a985441949c438. Chain 2 (Bitcoin): anchored in block 960389 (2026-07-31T10:20:10Z), 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/ITLF52417528.
  date published: 2026-07-31T10:20:10Z
audio: Musicalisches Opfer, BWV 1079: No. 1, Dedication (Kerstin Schwarz, narrator) Musicalisches Opfer Sr. Königlichen Majestät in Preußen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 166.687
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.526
  additional property: Energy
    type: PropertyValue
    value: 0.065
  additional property: Speechiness
    type: PropertyValue
    value: 0.484
  additional property: Acousticness
    type: PropertyValue
    value: 0.922
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.08
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.305
  additional property: Loudness (dB)
    type: PropertyValue
    value: -33.703
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ITLF52417528
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960389
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T10:20:10+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417528
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960389
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960389
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T10:20:10+00:00
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

Musicalisches Opfer, BWV 1079: No. 8, Sonata sopr'il Soggetto Reale à Traversa, Allegro 6/8
type: MusicRecording
duration: PT3M12S
duration ms: 192555
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0498fcb6098fa6da49e73360073664113b4d09eea50d8674345f6510f144fa38. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/ITLF52417535.
  date published: 2026-07-31T13:04:34Z
audio: Musicalisches Opfer, BWV 1079: No. 8, Sonata sopr'il Soggetto Reale à Traversa, Allegro 6/8
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.39
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.346
  additional property: Energy
    type: PropertyValue
    value: 0.146
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.771
  additional property: Liveness
    type: PropertyValue
    value: 0.114
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.392
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.055
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ITLF52417535
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960403
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T13:04:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417535
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960403
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960403
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T13:04:34+00:00
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

Musicalisches Opfer, BWV 1079: No. 12, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 3 a 2 per Motum contrarium
type: MusicRecording
duration: PT0M53S
duration ms: 53240
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23da8a3d6bc11c4a8f52c9d3a0441d8728bd873705d63a82b5cf0337d659992b. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), 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/ITLF52417539.
  date published: 2026-08-01T03:13:03Z
audio: Musicalisches Opfer, BWV 1079: No. 12, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 3 a 2 per Motum contrarium
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 159.404
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.367
  additional property: Energy
    type: PropertyValue
    value: 0.132
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.88
  additional property: Liveness
    type: PropertyValue
    value: 0.115
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.214
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.746
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ITLF52417539
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960500
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-08-01T03:13:03+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417539
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960500
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960500
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T03:13:03+00:00
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

Musicalisches Opfer, BWV 1079: No. 13, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 4 a 2. per Augmentationem, contrario motu Notulis crescentibus crescat Fortu
type: MusicRecording
duration: PT2M53S
duration ms: 173253
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8a5b04af895108450adf635da1ba603319a25ab0f30dd728e431beac8c380e6. Chain 2 (Bitcoin): anchored in block 960513 (2026-08-01T04:52:22Z), 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/ITLF52417540.
  date published: 2026-08-01T04:52:22Z
audio: Musicalisches Opfer, BWV 1079: No. 13, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 4 a 2. per Augmentationem, contrario motu Notulis crescentibus crescat Fortu
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.492
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.221
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.897
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.125
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.061
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ITLF52417540
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960513
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-08-01T04:52:22+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417540
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960513
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960513
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T04:52:22+00:00
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

Musicalisches Opfer, BWV 1079: No. 14, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 5. a 2. Ascendenteque Modulatione ascendat Gloria Regis
type: MusicRecording
duration: PT2M11S
duration ms: 131186
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x78672cc2cdebf337e4b2c547aab8ea851041a564ddaed3f91a0c59130130d7dd. Chain 2 (Bitcoin): anchored in block 960506 (2026-08-01T03:50:58Z), 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/ITLF52417541.
  date published: 2026-08-01T03:50:58Z
audio: Musicalisches Opfer, BWV 1079: No. 14, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 5. a 2. Ascendenteque Modulatione ascendat Gloria Regis
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.046
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.391
  additional property: Energy
    type: PropertyValue
    value: 0.128
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.892
  additional property: Liveness
    type: PropertyValue
    value: 0.209
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.42
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.47
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ITLF52417541
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960506
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-08-01T03:50:58+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417541
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960506
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960506
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T03:50:58+00:00
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

Musicalisches Opfer, BWV 1079: No. 15, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - Fuga canonica
type: MusicRecording
duration: PT2M12S
duration ms: 132480
explicit: false
by artist: Johann Sebastian Bach
by artist: Fiorella Andriani
by artist: Mauro Lopes
by artist: Luca Guglielmi
in album: Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
  type: MusicAlbum
  date published: 2025-09-26
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb1a13435fba8033f26a711b83f984aa35ac951b3890285edac8f2b51a939855. Chain 2 (Bitcoin): anchored in block 960500 (2026-08-01T03:13:03Z), 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/ITLF52417542.
  date published: 2026-08-01T03:13:03Z
audio: Musicalisches Opfer, BWV 1079: No. 15, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - Fuga canonica
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 155.373
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.348
  additional property: Energy
    type: PropertyValue
    value: 0.115
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.995
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.948
  additional property: Liveness
    type: PropertyValue
    value: 0.13
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.594
  additional property: Loudness (dB)
    type: PropertyValue
    value: -27.046
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ITLF52417542
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960500
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-08-01T03:13:03+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITLF52417542
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960500
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960500
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T03:13:03+00:00
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
type: PropertyValue
value: 0.285

Liveness
type: PropertyValue
value: 0.15

Valence (Positivity)
type: PropertyValue
value: 0.307

Loudness (dB)
type: PropertyValue
value: -19.526

Key Name
type: PropertyValue
value: B

Mode Name
type: PropertyValue
value: Major

Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): II. Allegro
type: MusicRecording
duration: PT2M38S
duration ms: 158386
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: Luca Guglielmi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 9
isrc code: CH4210300140
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:50:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc902cbaf82acb3081a1267d51e305344c0029e57897a5cda2812ef6aeeaf1f84
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/CH4210300140
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 0xc902cbaf82acb3081a1267d51e305344c0029e57897a5cda2812ef6aeeaf1f84. 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/CH4210300140.
  date published: 2026-07-02T03:30:09Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): II. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.043
  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: 0.466
  additional property: Energy
    type: PropertyValue
    value: 0.361
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.695
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.258
  additional property: Liveness
    type: PropertyValue
    value: 0.129
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.33
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.357
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): III. Largo e spiccato
type: MusicRecording
duration: PT2M10S
duration ms: 130080
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: Luca Guglielmi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 10
isrc code: CH4210300141
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:04:28+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3f85c9a6e1c7d7523788c3f7c71a27a6e2e4cf2b2d87f291a69fcfd7edd2c9b7
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/CH4210300141
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 0x3f85c9a6e1c7d7523788c3f7c71a27a6e2e4cf2b2d87f291a69fcfd7edd2c9b7. 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/CH4210300141.
  date published: 2026-07-02T03:55:08Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): III. Largo e spiccato
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 129.434
  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: 0.373
  additional property: Energy
    type: PropertyValue
    value: 0.072
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.849
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.097
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.113
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.02
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): IV. Allegro
type: MusicRecording
duration: PT2M37S
duration ms: 157493
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: Luca Guglielmi
by artist: Manfredo Kraemer
by artist: Pablo Valetti
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 7
isrc code: CH4210300142
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T01:29:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x888fc0b5f11f757b44b9cc44e8c34170a71e30685ff1b332124121fb62e4cd33
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/CH4210300142
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 0x888fc0b5f11f757b44b9cc44e8c34170a71e30685ff1b332124121fb62e4cd33. 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/CH4210300142.
  date published: 2026-07-02T11:38:34Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Re Minore, RV 565): IV. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 137.341
  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: 0.494
  additional property: Energy
    type: PropertyValue
    value: 0.392
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.782
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.545
  additional property: Liveness
    type: PropertyValue
    value: 0.081
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.598
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.623
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

"Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): II. Allegro poco poco
type: MusicRecording
duration: PT3M29S
duration ms: 209786
explicit: false
by artist: Antonio Vivaldi
by artist: Jordi Savall
by artist: Alfredo Bernardini
by artist: Manfredo Kraemer
by artist: Diego Montes
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 15
isrc code: CH4210300144
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T05:58:55+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x7b875f88d41c0ee57c11b09705b87ce68295f1f92c26409945a01a150da8a260
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/CH4210300144
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 0x7b875f88d41c0ee57c11b09705b87ce68295f1f92c26409945a01a150da8a260. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300144.
  date published: 2026-07-02T03:30:09Z
audio: "Concerto Funebre" con hautbois sordini e salmoè, violino principale e viole da gamba (Si Bem. Maggiore, RV 579): II. Allegro poco poco
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.591
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.23
  additional property: Energy
    type: PropertyValue
    value: 0.131
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.814
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.004
  additional property: Liveness
    type: PropertyValue
    value: 0.162
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.117
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.554
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): I. Allegro
type: MusicRecording
duration: PT3M29S
duration ms: 209720
explicit: false
by artist: Antonio Vivaldi
by artist: Manfredo Kraemer
by artist: Bruno Cocset
by artist: Luca Guglielmi
by artist: Jordi Savall
by artist: Le Concert Des Nations
in album: Antonio Vivaldi: La Viola Da Gamba In Concerto
  type: MusicAlbum
  date published: 2003-01-01
popularity: 6
isrc code: CH4210300146
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T04:01:10+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x349dde8328e7e1444169b09f7bf8fb27ffdd39d7fc8443befd413159b9bd640b
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956889
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956889
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300146
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T06:56:49Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x349dde8328e7e1444169b09f7bf8fb27ffdd39d7fc8443befd413159b9bd640b. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4210300146.
  date published: 2026-07-06T06:56:49Z
audio: Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 138.016
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.481
  additional property: Energy
    type: PropertyValue
    value: 0.298
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.808
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.088
  additional property: Liveness
    type: PropertyValue
    value: 0.253
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.687
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.93
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
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Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): III. Allegro
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by artist: Jordi Savall
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T13:25:45Z
audio: Concerto "Il proteo o sia il mondo al Rovescio" con violino e violoncello, Archi e continuo (Fa Maggiore, RV 544): III. Allegro
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Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): I. Adagio e spiccato
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T15:41:10Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): I. Adagio e spiccato
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Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): II. Larghetto
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): II. Larghetto
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Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): III. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Concerto con 2 violini e viola da gamba, Archi e continuo (Sol Minore, RV 578): III. Allegro
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Concerto con molti istromenti (Do Maggiore, RV 555): I. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
audio: Concerto con molti istromenti (Do Maggiore, RV 555): I. Allegro
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Concerto con molti istromenti (Do Maggiore, RV 555): II. Largo e spicato
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Concerto con molti istromenti (Do Maggiore, RV 555): II. Largo e spicato
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J.S. Bach: Complete Concertos
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track: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
track: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
track: Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
track: Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
track: Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
track: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
track: Violin Concerto in E Major, BWV 1042: I. Allegro
track: Violin Concerto in E Major, BWV 1042: II. Adagio
track: Violin Concerto in A Minor, BWV 1041: III. Allegro assai
track: Violin Concerto in G Minor, BWV 1056: II. Largo
track: Violin Concerto in G Minor, BWV 1056: III. Presto
track: Concerto for Two Violins and Orchestra in E Major, BWV 1043: I. Vivace
track: Harpsichord Concerto No. 1 in D Minor, BWV 1052: I. Allegro
track: Harpsichord Concerto No. 1 in D Minor, BWV 1052: II. Adagio
track: Harpsichord Concerto No. 2 in E Major, BWV 1053: I. —
track: Harpsichord Concerto No. 3 in D Major, BWV 1054: I. —
track: Harpsichord Concerto No. 3 in D Major, BWV 1054: II. Adagio e Piano sempre
track: Harpsichord Concerto No. 4 in A Major, BWV 1055: I. Allegro
track: Harpsichord Concerto No. 5 in F Minor, BWV 1056: I. —
track: Harpsichord Concerto No. 5 in F Minor, BWV 1056: II. Largo
track: Harpsichord Concerto No. 6. In F Major, BWV 1057: I. —
track: Concerto for Three Violins in D Major, BWV 1064R: I. Allegro
track: Concerto for Three Violins in D Major, BWV 1064R: II. Adagio

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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
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Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
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Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
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Violin Concerto in E Major, BWV 1042: I. Allegro
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Violin Concerto in E Major, BWV 1042: II. Adagio
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Violin Concerto in A Minor, BWV 1041: III. Allegro assai
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Violin Concerto in G Minor, BWV 1056: II. Largo
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Violin Concerto in G Minor, BWV 1056: III. Presto
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Concerto for Two Violins and Orchestra in E Major, BWV 1043: I. Vivace
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Harpsichord Concerto No. 1 in D Minor, BWV 1052: I. Allegro
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Harpsichord Concerto No. 1 in D Minor, BWV 1052: II. Adagio
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Harpsichord Concerto No. 2 in E Major, BWV 1053: I. —
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Harpsichord Concerto No. 3 in D Major, BWV 1054: I. —
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Harpsichord Concerto No. 3 in D Major, BWV 1054: II. Adagio e Piano sempre
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Harpsichord Concerto No. 4 in A Major, BWV 1055: I. Allegro
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Harpsichord Concerto No. 5 in F Minor, BWV 1056: I. —
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Harpsichord Concerto No. 5 in F Minor, BWV 1056: II. Largo
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Harpsichord Concerto No. 6. In F Major, BWV 1057: I. —
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J.s. Bach: Concerto Reconstructions
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track: Concerto in D for three Violins, two Oboes, Bassoon, Strings and Continuo, BWV1064: III. Allegro

Bach Transcriptions, Vol. 2
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Johann sebastian Bach: musicalisches Opfer BWV 1079, 14 canons BWV 1087
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track: Musicalisches Opfer, BWV 1079: No. 3, Ricercar
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track: Musicalisches Opfer, BWV 1079: No. 5, Sonata sopr'il Soggetto Reale à Traversa, Largo 3/4
track: Musicalisches Opfer, BWV 1079, BWV 1079: No. 6, Sonata sopr'il Soggetto Reale à Traversa, Allegro 2/4
track: Musicalisches Opfer, BWV 1079: No. 7, Sonata sopr'il Soggetto Reale à Traversa, Andante
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track: Musicalisches Opfer, BWV 1079: No. 10, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - canon 1 a 2
track: Musicalisches Opfer, BWV 1079: No. 11, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 2. a 2 Violin: in Unisono.
track: Musicalisches Opfer, BWV 1079: No. 17, Quaerendo invenietis - Canon à 2
track: Musicalisches Opfer, BWV 1079: No. 18, Quaerendo invenietis - Canon á 4
track: Flute Sonata, BWV 1035: III. Siciliano - Für den Kämmerier Fredersdorf aufgesetzt
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    additional property: Loudness (dB)
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track: Musicalisches Opfer, BWV 1079: No. 1, Dedication (Kerstin Schwarz, narrator) Musicalisches Opfer Sr. Königlichen Majestät in Preußen
track: Musicalisches Opfer, BWV 1079: No. 8, Sonata sopr'il Soggetto Reale à Traversa, Allegro 6/8
track: Musicalisches Opfer, BWV 1079: No. 12, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 3 a 2 per Motum contrarium
track: Musicalisches Opfer, BWV 1079: No. 13, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 4 a 2. per Augmentationem, contrario motu Notulis crescentibus crescat Fortu
track: Musicalisches Opfer, BWV 1079: No. 14, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - 5. a 2. Ascendenteque Modulatione ascendat Gloria Regis
track: Musicalisches Opfer, BWV 1079: No. 15, Thematis Regii Elaborationes Canonicae Canones diversi super Thema Regium - Fuga canonica