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additional property: CopyrightChainExplorerURL
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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track: Concerto for 4 Violins and Cello in B Minor, Op. 3 No. 10, RV 580: I. Allegro
track: Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: II. Largo e spiccato
track: Concerto for 4 Violins in E Minor, Op. 3 No. 4, RV 550: I. Andante
track: Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: I. Allegro
track: Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: III. Allegro
track: Concerto for 4 Violins and Cello in B Minor, Op. 3 No. 10, RV 580: II. Largo - Larghetto - Adagio - Largo
track: Concerto for 4 Violins and Cello in B Minor, Op. 3 No. 10, RV 580: III. Allegro
track: Concerto for 4 Violins in E Minor, Op. 3 No. 4, RV 550: II. Allegro assai
track: Concerto for 4 Violins in E Minor, Op. 3 No. 4, RV 550: III. Adagio - IV. Allegro
track: Concerto for 4 Violins and Cello in F Major, Op. 3 No. 7, RV 567: I. Andante
track: Concerto for 4 Violins and Cello in F Major, Op. 3 No. 7, RV 567: II. Adagio - III. Allegro
track: Concerto for 4 Violins and Cello in F Major, Op. 3 No. 7, RV 567: IV. Adagio - Allegro

Concerto for 4 Violins and Cello in B Minor, Op. 3 No. 10, RV 580: I. Allegro
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duration: PT3M26S
duration ms: 206373
explicit: false
by artist: Antonio Vivaldi
by artist: Brecon Baroque
by artist: Rachel Podger
by artist: Bojan Čičić
by artist: Johannes Pramsohler
by artist: Sabine Stoffer
by artist: Alison McGillivray
in album: Vivaldi: L'Estro Armonico
  type: MusicAlbum
  date published: 2015-01-01
popularity: 9
isrc code: NLA460912851
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additional property: CopyrightStatus
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Concerto for 4 Violins and Cello in B Minor, Op. 3 No. 10, RV 580: I. Allegro
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Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: II. Largo e spiccato
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by artist: Antonio Vivaldi
by artist: Brecon Baroque
by artist: Rachel Podger
by artist: Bojan Čičić
by artist: Johannes Pramsohler
by artist: Sabine Stoffer
by artist: Alison McGillivray
in album: Vivaldi: L'Estro Armonico
  type: MusicAlbum
  date published: 2015-01-01
popularity: 7
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additional property: OTSVerifyInstructions
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additional property: ProofProfileEvidenceStatus
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: II. Largo e spiccato
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Concerto for 4 Violins in E Minor, Op. 3 No. 4, RV 550: I. Andante
type: MusicRecording
duration: PT1M45S
duration ms: 105506
explicit: false
by artist: Antonio Vivaldi
by artist: Brecon Baroque
by artist: Rachel Podger
by artist: Bojan Čičić
by artist: Johannes Pramsohler
by artist: Sabine Stoffer
in album: Vivaldi: L'Estro Armonico
  type: MusicAlbum
  date published: 2015-01-01
popularity: 6
isrc code: NLA460912833
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Concerto for 4 Violins in E Minor, Op. 3 No. 4, RV 550: I. Andante
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Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: I. Allegro
type: MusicRecording
duration: PT3M1S
duration ms: 181186
explicit: false
by artist: Antonio Vivaldi
by artist: Brecon Baroque
by artist: Rachel Podger
by artist: Bojan Čičić
by artist: Johannes Pramsohler
by artist: Sabine Stoffer
by artist: Alison McGillivray
in album: Vivaldi: L'Estro Armonico
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  date published: 2015-01-01
popularity: 9
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T19:35:34Z
audio: Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: I. Allegro
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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

Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: III. Allegro
type: MusicRecording
duration: PT2M32S
duration ms: 152173
explicit: false
by artist: Antonio Vivaldi
by artist: Brecon Baroque
by artist: Rachel Podger
by artist: Bojan Čičić
by artist: Johannes Pramsohler
by artist: Sabine Stoffer
by artist: Alison McGillivray
in album: Vivaldi: L'Estro Armonico
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  date published: 2015-01-01
popularity: 7
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T00:53:20Z
audio: Concerto for 4 Violins and Cello in D Major, Op. 3 No. 1, RV 549: III. Allegro
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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

Concerto for 4 Violins and Cello in B Minor, Op. 3 No. 10, RV 580: II. Largo - Larghetto - Adagio - Largo
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by artist: Brecon Baroque
by artist: Rachel Podger
by artist: Bojan Čičić
by artist: Johannes Pramsohler
by artist: Sabine Stoffer
by artist: Alison McGillivray
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Concerto for 4 Violins and Cello in B Minor, Op. 3 No. 10, RV 580: III. Allegro
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  date published: 2026-07-31T00:26:26Z
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Concerto for 4 Violins in E Minor, Op. 3 No. 4, RV 550: II. Allegro assai
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Concerto for 4 Violins in E Minor, Op. 3 No. 4, RV 550: III. Adagio - IV. Allegro
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  date published: 2026-07-30T15:42:38Z
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Concerto for 4 Violins and Cello in F Major, Op. 3 No. 7, RV 567: I. Andante
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  date published: 2026-07-31T00:26:26Z
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Concerto for 4 Violins and Cello in F Major, Op. 3 No. 7, RV 567: II. Adagio - III. Allegro
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popularity: 6
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  date published: 2026-07-30T06:57:05Z
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Concerto for 4 Violins and Cello in F Major, Op. 3 No. 7, RV 567: IV. Adagio - Allegro
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popularity: 6
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  date published: 2026-07-30T15:42:38Z
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  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/NLA460912844
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