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type: MusicGroup
popularity: 16
followers: 85
additional property: CopyrightID
additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSProofURL
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additional property: OTSVerificationAPI
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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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  date published: 2026-06-15T08:04:42Z
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album: A. Scarlatti: Sedecia re di Gerusalemme
  type: MusicAlbum
  date published: 2018-07-27
album: A. Scarlatti: La Giuditta
  type: MusicAlbum
  date published: 2018-03-30
album: Scarlatti: Il dolore di Maria Vergine
  type: MusicAlbum
  date published: 2017-10-27
album: Stradella: Cantatas & Serenatas, Vol. 2
  type: MusicAlbum
  date published: 2021-08-20
album: Stradella: La Circe (First & Second Versions) & Other Works
  type: MusicAlbum
  date published: 2021-04-16
album: Stradella: Cantatas & Serenatas, Vol. 1
  type: MusicAlbum
  date published: 2021-03-19
album: Alessandro stradella: la doriclea - atto III
  type: MusicAlbum
  date published: 2017
album: Alessandro Stradella: La Doriclea - Atto II
  type: MusicAlbum
  date published: 2017
album: Alessandro Stradella: La Doriclea - Atto I
  type: MusicAlbum
  date published: 2017
album: Stradella: Works for Chamber Ensemble
  type: MusicAlbum
  date published: 2015-01-06
album: Stradella: La Susanna
  type: MusicAlbum
  date published: 2014-09-01
album: Stradella: Il Barcheggio
  type: MusicAlbum
  date published: 2013-09-01
album: Bononcini: Stabat mater
  type: MusicAlbum
  date published: 2017-04-07
album: Stabat Mater
  type: MusicAlbum
  date published: 2021-03-19
album: Scarlatti: San Filippo Neri
  type: MusicAlbum
  date published: 2010
album: Vivaldi: Giustino, RV 717
  type: MusicAlbum
  date published: 2017-08-18
  track: Giustino, RV 717, Act I: Vedro con mio diletto
  track: Giustino, RV 717: Sinfonia. Allegro I
album: Alessandro Scarlatti Collection, Vol. 4
  type: MusicAlbum
  date published: 2018-01-01
album: Bononcini: Stabat Mater & Dio e la Vergine
  type: MusicAlbum
  date published: 2014-08-01
album: Il dolori di Maria Vergine
  type: MusicAlbum
  date published: 2014-09-01
album: Porpora: Dorindo, Dormi ancor?
  type: MusicAlbum
  date published: 2013-08-01
album: Glorias de España
  type: MusicAlbum
  date published: 2013-08-01
album: Alessandro Scarlatti: Serenate
  type: MusicAlbum
  date published: 2018-11-23
  track: Al fragor di lieta tromba, Sinfonia: III. Allegro
  track: Al fragor di lieta tromba, Sinfonia: I. Allegrissimo
  track: Al fragor di lieta tromba, Sinfonia: II. Moderato
album: Alessandro Scarlatti Collection, Vol. 3
  type: MusicAlbum
  date published: 2017-12-29
album: Melani: 6 Cantatas for Soprano
  type: MusicAlbum
  date published: 2000-01-01
album: A. Scarlatti: Oratorio per La Santissima Trinità
  type: MusicAlbum
  date published: 2018-01-26
album: Stradella: O di cocito oscure deità & Lo schiavo liberato
  type: MusicAlbum
  date published: 2019-08-16
album: Stradella & Steffani: Cantate sacre e profane
  type: MusicAlbum
  date published: 2015-06-01
album: Alessandro Scarlatti: Il giardino d'amore & Su le sponde del Tebro
  type: MusicAlbum
  date published: 2015-01-01
album: Vivaldi: L'estro armonico
  type: MusicAlbum
  date published: 2014-10-01
album: A. Scarlatti: La Giuditta (Version for 3 Voices)
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  date published: 2014-09-01
  track: La Giuditta (Version for 3 Voices), Pt. 1: Part I: Recitative: Nutrice, al fato Assiro cedo Bettulia (Giuditta)
  track: La Giuditta (Version for 3 Voices), Pt. 1: Part I: Aria: Turbe timide, che fate? (Giuditta)
  track: La Giuditta (Version for 3 Voices), Pt. 2: Part II: Aria: Non ti curo, o liberta (Giuditta)
  track: La Giuditta (Version for 3 Voices), Pt. 2: Part II: Lullaby: Dormi, o fulmine di guerra (Nutrice)

Giustino, RV 717, Act I: Vedro con mio diletto
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by artist: Manuela Custer
by artist: Alessandro Stradella Consort
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popularity: 2
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Giustino, RV 717, Act I: Vedro con mio diletto
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Giustino, RV 717: Sinfonia. Allegro I
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duration: PT2M51S
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by artist: Antonio Vivaldi
by artist: Alessandro Stradella Consort
by artist: Estevan Velardi
in album: Vivaldi: Giustino, RV 717
  type: MusicAlbum
  date published: 2017-08-18
popularity: 1
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T00:10:46Z
audio: Giustino, RV 717: Sinfonia. Allegro I
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additional property: ProofProfileEvidenceStatus
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Al fragor di lieta tromba, Sinfonia: III. Allegro
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duration: PT1M23S
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by artist: Alessandro Stradella Consort
by artist: Estevan Velardi
in album: Alessandro Scarlatti: Serenate
  type: MusicAlbum
  date published: 2018-11-23
popularity: 17
genre: classical
genre: italian-opera
genre: early-music
genre: baroque
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Al fragor di lieta tromba, Sinfonia: III. Allegro
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Al fragor di lieta tromba, Sinfonia: I. Allegrissimo
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duration: PT0M56S
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by artist: Alessandro Stradella Consort
by artist: Estevan Velardi
in album: Alessandro Scarlatti: Serenate
  type: MusicAlbum
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popularity: 5
genre: classical
genre: italian-opera
genre: early-music
genre: baroque
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T21:09:47Z
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Al fragor di lieta tromba, Sinfonia: II. Moderato
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duration: PT0M39S
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popularity: 4
genre: classical
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  date published: 2026-07-30T05:43:45Z
audio: Al fragor di lieta tromba, Sinfonia: II. Moderato
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -32.862
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ITKXV1800102
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: 960212
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T05:43:45+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITKXV1800102
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960212
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960212
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T05:43:45+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

La Giuditta (Version for 3 Voices), Pt. 1: Part I: Recitative: Nutrice, al fato Assiro cedo Bettulia (Giuditta)
type: MusicRecording
duration: PT1M33S
duration ms: 93360
explicit: false
by artist: Alessandro Scarlatti
by artist: Rosita Frisani
by artist: Marco Lazzara
by artist: Mario Nuvoli
by artist: Alessandro Stradella Consort
by artist: Estevan Velardi
in album: A. Scarlatti: La Giuditta (Version for 3 Voices)
  type: MusicAlbum
  date published: 2014-09-01
genre: classical
genre: italian-opera
genre: early-music
genre: baroque
genre: italian-baroque
isrc code: USB8U1086574
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T12:45:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x545e611e76304f56f625440253910d09d2272d135dc3792e638ee55f2d2ce521
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/USB8U1086574
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 0x545e611e76304f56f625440253910d09d2272d135dc3792e638ee55f2d2ce521. 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/USB8U1086574.
  date published: 2026-07-08T03:53:27Z
audio: La Giuditta (Version for 3 Voices), Pt. 1: Part I: Recitative: Nutrice, al fato Assiro cedo Bettulia (Giuditta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 108.938
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.478
  additional property: Energy
    type: PropertyValue
    value: 0.069
  additional property: Speechiness
    type: PropertyValue
    value: 0.148
  additional property: Acousticness
    type: PropertyValue
    value: 0.971
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.284
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.26
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.419
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Giuditta (Version for 3 Voices), Pt. 1: Part I: Aria: Turbe timide, che fate? (Giuditta)
type: MusicRecording
duration: PT0M51S
duration ms: 51400
explicit: false
by artist: Alessandro Scarlatti
by artist: Mario Nuvoli
by artist: Alessandro Stradella Consort
by artist: Rosita Frisani
by artist: Marco Lazzara
by artist: Estevan Velardi
in album: A. Scarlatti: La Giuditta (Version for 3 Voices)
  type: MusicAlbum
  date published: 2014-09-01
genre: classical
genre: italian-opera
genre: early-music
genre: baroque
genre: italian-baroque
isrc code: USB8U1086575
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T17:47:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x70166b0205ab81be3d04a0d09ab2d34bcdc7e7d8683a43f4913acffbdafeed97
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/USB8U1086575
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 0x70166b0205ab81be3d04a0d09ab2d34bcdc7e7d8683a43f4913acffbdafeed97. 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/USB8U1086575.
  date published: 2026-07-08T03:53:27Z
audio: La Giuditta (Version for 3 Voices), Pt. 1: Part I: Aria: Turbe timide, che fate? (Giuditta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 131.933
  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: 0.624
  additional property: Energy
    type: PropertyValue
    value: 0.372
  additional property: Speechiness
    type: PropertyValue
    value: 0.037
  additional property: Acousticness
    type: PropertyValue
    value: 0.807
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.148
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.898
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.092
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

La Giuditta (Version for 3 Voices), Pt. 2: Part II: Aria: Non ti curo, o liberta (Giuditta)
type: MusicRecording
duration: PT5M18S
duration ms: 318133
explicit: false
by artist: Alessandro Scarlatti
by artist: Alessandro Stradella Consort
by artist: Rosita Frisani
by artist: Marco Lazzara
by artist: Mario Nuvoli
by artist: Estevan Velardi
in album: A. Scarlatti: La Giuditta (Version for 3 Voices)
  type: MusicAlbum
  date published: 2014-09-01
genre: classical
genre: italian-opera
genre: early-music
genre: baroque
genre: italian-baroque
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x38679de6261a4f3f5734d014fbbb806d49c77f17ede9a396dfda62b671554893. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), 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/USB8U1086600.
  date published: 2026-07-31T17:29:52Z
audio: La Giuditta (Version for 3 Voices), Pt. 2: Part II: Aria: Non ti curo, o liberta (Giuditta)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.432
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.348
  additional property: Energy
    type: PropertyValue
    value: 0.097
  additional property: Speechiness
    type: PropertyValue
    value: 0.055
  additional property: Acousticness
    type: PropertyValue
    value: 0.929
  additional property: Instrumentalness
    type: PropertyValue
    value: 0
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.374
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.688
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: USB8U1086600
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: 960441
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T17:29:52+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1086600
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960441
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960441
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T17:29:52+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

La Giuditta (Version for 3 Voices), Pt. 2: Part II: Lullaby: Dormi, o fulmine di guerra (Nutrice)
type: MusicRecording
duration: PT6M13S
duration ms: 373600
explicit: false
by artist: Alessandro Scarlatti
by artist: Rosita Frisani
by artist: Marco Lazzara
by artist: Mario Nuvoli
by artist: Alessandro Stradella Consort
by artist: Estevan Velardi
in album: A. Scarlatti: La Giuditta (Version for 3 Voices)
  type: MusicAlbum
  date published: 2014-09-01
genre: classical
genre: italian-opera
genre: early-music
genre: baroque
genre: italian-baroque
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e992d0be23a223c5616b12701c0ffcc5bca6dd24e44bb9e8776c1a2b54341d4. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), 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/USB8U1086611.
  date published: 2026-07-30T15:42:38Z
audio: La Giuditta (Version for 3 Voices), Pt. 2: Part II: Lullaby: Dormi, o fulmine di guerra (Nutrice)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 91.196
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.132
  additional property: Energy
    type: PropertyValue
    value: 0.031
  additional property: Speechiness
    type: PropertyValue
    value: 0.051
  additional property: Acousticness
    type: PropertyValue
    value: 0.987
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.808
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.059
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.226
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: USB8U1086611
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: 960273
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T15:42:38+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB8U1086611
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960273
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960273
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T15:42:38+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