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genre: chamber music
genre: classical
description: I Musici (pronounced ), also known as I Musici di Roma, is an Italian chamber orchestra from Rome formed in 1951. They are well known for their interpretations of Baroque and other works, particularl
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  track: Sinfonia for Strings in B Minor, RV 168: I. Allegro
  track: Sinfonia for Strings in B Minor, RV 168: II. Andante
  track: Sinfonia for Strings in B Minor, RV 168: III. Allegro
  track: 6 Concerti Armonici / No. 5 in F Minor: II. Da capella
  track: Concerto Grosso No. 6 in D Major (after D. Scarlatti): II. Con furia
  track: Solitudini amene, bersaglio d'empia sorte, H. 664: Io vi mio ancor vestite.
  track: Sinfonia in G Minor, T. Si 7: I. Allegro
  track: Rodelinda, HWV 19 / Act 3: Mio caro bene!
  track: Il Giustino, RV 717 / Act 2: Vedro con mio diletto
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  track: 6 Concerti Armonici / No. 5 in F Minor: III. Con sordino
  track: 6 Concerti Armonici / No. 5 in F Minor: IV. A tempo giusto
  track: Giulio Cesare, HWV 17 / Act 2: Se pietà di me non senti
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  track: Concerto Grosso No. 6 in D Major (after D. Scarlatti): IV. Vivacemente
  track: Sinfonia in G Minor, T. Si 7: II. Larghetto e sempre piano
  track: Sinfonia in G Minor, T. Si 7: III. Allegro
  track: Stabat Mater, P. 77: 1. Stabat Mater
  track: Lux Aeterna
album: Symphonies of George Friedrich Handel, Ernest Bloch & Bohuslav Martinu
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album: Vivaldi: 7 Bassoon Concertos
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  track: Bassoon Concerto in A minor, RV.499: 3. Allegro
  track: Bassoon Concerto in E minor, RV 484: 1. Allegro poco
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  track: Bassoon Concerto in G major, RV.494: 2. Largo
  track: Bassoon Concerto in D minor, RV.482: Allegro molto
  track: Bassoon Concerto in C major, RV.472: 1. Allegro non molto
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album: Pergolesi: Chamber Music for Strings
album: The Best of Baroque Music
album: Vivaldi: Violin Concertos: Il cimento dell'armonia e dell'inventione, Op. 8 Nos. 7-12
album: Vivaldi: 6 Violin Concertos
album: I Musici: Baroque Masterpieces
album: Geminani: 6 Concerti Grossi, Op.3
album: Concerti Romani: Corelli's Heritage and the Roman School
album: Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
album: J. S. Bach: Cinque Concerti, BWV 1041 - 1044 & 1060
album: Cinque concerti festivi
album: Vivaldi: The Four Seasons by Felix Ayo
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Sinfonia for Strings in B Minor, RV 168: I. Allegro
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Sinfonia for Strings in B Minor, RV 168: II. Andante
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Sinfonia for Strings in B Minor, RV 168: III. Allegro
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6 Concerti Armonici / No. 5 in F Minor: II. Da capella
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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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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfdf9fe21d05f74c46be8d7dfdf540a63cf59a443ac15c298c3167813ce3659d3. 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/KRUM72100522.
  date published: 2026-07-08T03:53:27Z
audio: 6 Concerti Armonici / No. 5 in F Minor: II. Da capella
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Concerto Grosso No. 6 in D Major (after D. Scarlatti): II. Con furia
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duration: PT4M35S
duration ms: 275160
explicit: false
by artist: Charles Avison
by artist: I Musici
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concerto Grosso No. 6 in D Major (after D. Scarlatti): II. Con furia
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Solitudini amene, bersaglio d'empia sorte, H. 664: Io vi mio ancor vestite.
type: MusicRecording
duration: PT6M21S
duration ms: 381960
explicit: false
by artist: Alessandro Scarlatti
by artist: Sumi Jo
by artist: I Musici
by artist: Romeo Ciuffa
by artist: Eliseo Smordoni
by artist: Francesco Buccarella
in album: LUX3570
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  date published: 2021-12-10
genre: classical
genre: italian-opera
genre: early-music
genre: baroque
genre: italian-baroque
isrc code: KRUM72100529
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72100529
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa53ddc2b17555a16ca6740a390d91293b8ca3ba131deaca676c5cd46a9059d40. 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/KRUM72100529.
  date published: 2026-07-08T03:22:41Z
audio: Solitudini amene, bersaglio d'empia sorte, H. 664: Io vi mio ancor vestite.
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Sinfonia in G Minor, T. Si 7: I. Allegro
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duration: PT2M8S
duration ms: 128946
explicit: false
by artist: Tomaso Albinoni
by artist: I Musici
in album: LUX3570
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genre: classical
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72100530
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
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
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b172e07046b4eb0f2ba45aa463329f906138f8887a92c282c03b6b492a3dec0. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-07T16:07:00Z), 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/KRUM72100530.
  date published: 2026-07-07T16:07:00Z
audio: Sinfonia in G Minor, T. Si 7: I. Allegro
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Rodelinda, HWV 19 / Act 3: Mio caro bene!
type: MusicRecording
duration: PT4M19S
duration ms: 259733
explicit: false
by artist: George Frideric Handel
by artist: Sumi Jo
by artist: I Musici
in album: LUX3570
  type: MusicAlbum
  date published: 2021-12-10
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb82d7b4b1027b30403e568bddc1b4d97a9c7d609a5014ec2ab45909715cd49c. Chain 2 (Bitcoin): anchored in block 960203 (2026-07-30T03:35:13Z), 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/KRUM72100516.
  date published: 2026-07-30T03:35:13Z
audio: Rodelinda, HWV 19 / Act 3: Mio caro bene!
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Acousticness
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additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Il Giustino, RV 717 / Act 2: Vedro con mio diletto
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duration: PT6M5S
duration ms: 365066
explicit: false
by artist: Antonio Vivaldi
by artist: Sumi Jo
by artist: I Musici
in album: LUX3570
  type: MusicAlbum
  date published: 2021-12-10
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2452fecda1fc07a80701c28ba536fe3bae80d5014f0680d676f6d44c76a8656. Chain 2 (Bitcoin): anchored in block 960264 (2026-07-30T14:36:16Z), 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/KRUM72100520.
  date published: 2026-07-30T14:36:16Z
audio: Il Giustino, RV 717 / Act 2: Vedro con mio diletto
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  additional property: Danceability
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  additional property: Acousticness
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  additional property: Loudness (dB)
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additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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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

6 Concerti Armonici / No. 5 in F Minor: I. Adagio - Largo
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duration: PT2M19S
duration ms: 139066
explicit: false
by artist: Unico Wilhelm van Wassenaer
by artist: I Musici
in album: LUX3570
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  date published: 2021-12-10
genre: baroque
genre: dutch-baroque
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5476bebdd40d60b27cf83c398b0a9b9b97230c91ff166931be879cd512439cca. Chain 2 (Bitcoin): anchored in block 960314 (2026-07-30T21:00:46Z), 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/KRUM72100521.
  date published: 2026-07-30T21:00:46Z
audio: 6 Concerti Armonici / No. 5 in F Minor: I. Adagio - Largo
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: OTSVerificationAPI
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerifyInstructions
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6 Concerti Armonici / No. 5 in F Minor: III. Con sordino
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duration: PT3M10S
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by artist: I Musici
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genre: baroque
genre: dutch-baroque
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T16:10:47Z
audio: 6 Concerti Armonici / No. 5 in F Minor: III. Con sordino
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additional property: OTSVerifyInstructions
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6 Concerti Armonici / No. 5 in F Minor: IV. A tempo giusto
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by artist: I Musici
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genre: baroque
genre: dutch-baroque
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T12:45:34Z
audio: 6 Concerti Armonici / No. 5 in F Minor: IV. A tempo giusto
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additional property: OTSVerifyInstructions
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Giulio Cesare, HWV 17 / Act 2: Se pietà di me non senti
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duration: PT8M46S
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by artist: Sumi Jo
by artist: I Musici
in album: LUX3570
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genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T22:27:30Z
audio: Giulio Cesare, HWV 17 / Act 2: Se pietà di me non senti
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additional property: OTSVerifyInstructions
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Concerto Grosso No. 6 in D Major (after D. Scarlatti): I. Largo
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duration: PT2M53S
duration ms: 173146
explicit: false
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by artist: I Musici
in album: LUX3570
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T22:27:30Z
audio: Concerto Grosso No. 6 in D Major (after D. Scarlatti): I. Largo
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additional property: OTSVerifyInstructions
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Concerto Grosso No. 6 in D Major (after D. Scarlatti): III. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T12:06:10Z
audio: Concerto Grosso No. 6 in D Major (after D. Scarlatti): III. Adagio
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additional property: OTSVerifyInstructions
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Concerto Grosso No. 6 in D Major (after D. Scarlatti): IV. Vivacemente
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  date published: 2026-07-30T00:21:01Z
audio: Concerto Grosso No. 6 in D Major (after D. Scarlatti): IV. Vivacemente
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Sinfonia in G Minor, T. Si 7: II. Larghetto e sempre piano
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genre: classical
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  date published: 2026-07-31T05:48:18Z
audio: Sinfonia in G Minor, T. Si 7: II. Larghetto e sempre piano
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  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72100531
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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  value: https://blockstream.info/api/block-height/960354
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Sinfonia in G Minor, T. Si 7: III. Allegro
type: MusicRecording
duration: PT1M47S
duration ms: 107213
explicit: false
by artist: Tomaso Albinoni
by artist: I Musici
in album: LUX3570
  type: MusicAlbum
  date published: 2021-12-10
genre: classical
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd990f49fbb16e23c3fccfc2106a64a3e89850c66ce193347ed376affd0741aff. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/KRUM72100532.
  date published: 2026-07-30T17:23:26Z
audio: Sinfonia in G Minor, T. Si 7: III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 142.078
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: -19.212
  additional property: Key Name
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    value: Minor
isrc code: KRUM72100532
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T17:23:26+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

Stabat Mater, P. 77: 1. Stabat Mater
type: MusicRecording
duration: PT4M1S
duration ms: 241053
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Sumi Jo
by artist: I Musici
in album: LUX3570
  type: MusicAlbum
  date published: 2021-12-10
genre: classical
genre: choral
genre: requiem
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdbd0d1f965721416b4dfd28f8b8bf381dfae314e24c63bdd55c2b8e25af73a12. Chain 2 (Bitcoin): anchored in block 960258 (2026-07-30T12:45:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72100533.
  date published: 2026-07-30T12:45:34Z
audio: Stabat Mater, P. 77: 1. Stabat Mater
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
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  additional property: Energy
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: -21.554
  additional property: Key Name
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    value: Minor
isrc code: KRUM72100533
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72100533
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960258
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960258
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:45:34+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

Lux Aeterna
type: MusicRecording
duration: PT4M8S
duration ms: 248506
explicit: false
by artist: Nadia Boulanger
by artist: Sumi Jo
by artist: I Musici
in album: LUX3570
  type: MusicAlbum
  date published: 2021-12-10
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f73eea172f4966e0429350bce1412184d7a3da6a2206fc52b6769966178136c. Chain 2 (Bitcoin): anchored in block 960150 (2026-07-29T21:51:49Z), 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/KRUM72100534.
  date published: 2026-07-29T21:51:49Z
audio: Lux Aeterna
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 104.994
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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    value: 0.003
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.037
  additional property: Loudness (dB)
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    value: -25.703
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: KRUM72100534
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM72100534
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T21:51:49+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

Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
type: MusicRecording
duration: PT4M58S
duration ms: 298173
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 13
genre: classical
genre: classical-piano
isrc code: ITCC51104575
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:38:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x799ac970501bfe275e59b3a11568468b3f1a07be7495afc3baf91fade7fef754
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/ITCC51104575
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
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x799ac970501bfe275e59b3a11568468b3f1a07be7495afc3baf91fade7fef754. 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/ITCC51104575.
  date published: 2026-07-08T03:20:19Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: -29.412
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
type: MusicRecording
duration: PT4M49S
duration ms: 289440
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 6
genre: classical
genre: classical-piano
isrc code: ITCC51104576
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITCC51104576
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35fe2a125e416f41facf13808e5b596273ff528e205b2a14984b4edfcc78a725. 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/ITCC51104576.
  date published: 2026-07-08T03:20:19Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Acousticness
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  additional property: Instrumentalness
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    value: 0.122
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.855
  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
type: MusicRecording
duration: PT5M49S
duration ms: 349720
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 4
genre: classical
genre: classical-piano
isrc code: ITCC51104586
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T10:42:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd8729175706296276a524a37baf7d13d8d001e04706221741764442be3968266
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/ITCC51104586
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
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8729175706296276a524a37baf7d13d8d001e04706221741764442be3968266. 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/ITCC51104586.
  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. Allegro
type: MusicRecording
duration: PT5M23S
duration ms: 323560
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 5
genre: classical
genre: classical-piano
isrc code: ITCC51104578
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T02:45:44+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x15bd8f2fc273c062796ff5f441ad136edace369cbda5bd385e3f5b048a9e12c1
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 957118
additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITCC51104578
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
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15bd8f2fc273c062796ff5f441ad136edace369cbda5bd385e3f5b048a9e12c1. 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/ITCC51104578.
  date published: 2026-07-08T03:20:19Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. Allegro
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  additional property: Musical Key
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Brandenburg Concerto No. 3 in G Major, BWV 1048: I. Allegro
type: MusicRecording
duration: PT6M10S
duration ms: 370853
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 7
genre: classical
genre: classical-piano
isrc code: ITCC51104581
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x1313c06f5635c2a09da413ae2a40846f8f213d3bd0490bcfc935e2ca25030b54
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/ITCC51104581
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
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  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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1313c06f5635c2a09da413ae2a40846f8f213d3bd0490bcfc935e2ca25030b54. 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/ITCC51104581.
  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 110.853
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio
type: MusicRecording
duration: PT6M8S
duration ms: 368573
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 3
genre: classical
genre: classical-piano
isrc code: ITCC51104591
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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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/ITCC51104591
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 0x57fd82267debcc26d5c41487d8fff2e816f5eff37a2307a5e5e2a1759aa2e853. 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/ITCC51104591.
  date published: 2026-07-08T03:53:27Z
audio: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.072
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.387
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
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Brandenburg Concerto No. 1 in F Major, BWV 1046: I. Allegro
type: MusicRecording
duration: PT4M17S
duration ms: 257946
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 7
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 0x70aee6cadf41827b9cd334669484984be753e542f9b729a5d20b2ab4613acacd. Chain 2 (Bitcoin): anchored in block 960216 (2026-07-30T06:39:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITCC51104574.
  date published: 2026-07-30T06:39:12Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 159.211
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.448
  additional property: Energy
    type: PropertyValue
    value: 0.313
  additional property: Speechiness
    type: PropertyValue
    value: 0.049
  additional property: Acousticness
    type: PropertyValue
    value: 0.932
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.549
  additional property: Liveness
    type: PropertyValue
    value: 0.107
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.885
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.912
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ITCC51104574
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITCC51104574
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960216
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960216
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T06:39:12+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

Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro
type: MusicRecording
duration: PT7M29S
duration ms: 449546
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 7
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 0x4313b3323611925f6791f11d2c2fa1751dcd02505b05e67c3443005806d3a2bb. Chain 2 (Bitcoin): anchored in block 960187 (2026-07-30T01:34:28Z), 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/ITCC51104584.
  date published: 2026-07-30T01:34:28Z
audio: Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 168.835
  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: 0.286
  additional property: Energy
    type: PropertyValue
    value: 0.193
  additional property: Speechiness
    type: PropertyValue
    value: 0.053
  additional property: Acousticness
    type: PropertyValue
    value: 0.919
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.071
  additional property: Liveness
    type: PropertyValue
    value: 0.247
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.704
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.755
  additional property: Key Name
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    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ITCC51104584
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960187
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T01:34:28+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITCC51104584
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960187
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T01:34:28+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

Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
type: MusicRecording
duration: PT4M31S
duration ms: 271786
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 4
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 0x5734999876f7433513034d17db34797aa22f8e0ab9fee96e46d89c3a14678823. Chain 2 (Bitcoin): anchored in block 960344 (2026-07-31T04:14:58Z), 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/ITCC51104585.
  date published: 2026-07-31T04:14:58Z
audio: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.698
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.169
  additional property: Energy
    type: PropertyValue
    value: 0.107
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.847
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.01
  additional property: Liveness
    type: PropertyValue
    value: 0.125
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.115
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.656
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ITCC51104585
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 960344
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T04:14:58+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITCC51104585
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960344
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T04:14:58+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

Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto
type: MusicRecording
duration: PT8M2S
duration ms: 482440
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 5
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 0xd455153115f0830e7e456591c2977073661a6416b15c8453c2ce4f6b9c786575. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/ITCC51104577.
  date published: 2026-07-30T17:23:26Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.611
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.353
  additional property: Energy
    type: PropertyValue
    value: 0.075
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.951
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.702
  additional property: Liveness
    type: PropertyValue
    value: 0.101
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.347
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.104
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
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isrc code: ITCC51104577
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: OTSVerifyInstructions
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Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
type: MusicRecording
duration: PT11M31S
duration ms: 691040
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 4
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T09:25:34Z
audio: Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
type: MusicRecording
duration: PT5M36S
duration ms: 336226
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 3
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T15:20:15Z
audio: Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
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additional property: OTSVerifyInstructions
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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
type: MusicRecording
duration: PT4M31S
duration ms: 271960
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 4
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  date published: 2026-07-31T05:17:02Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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additional property: OTSVerifyInstructions
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Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
type: MusicRecording
duration: PT5M37S
duration ms: 337333
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 4
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T15:20:15Z
audio: Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
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Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
type: MusicRecording
duration: PT3M15S
duration ms: 195093
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
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popularity: 5
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T02:19:15Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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additional property: OTSVerifyInstructions
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: I. Allegro
type: MusicRecording
duration: PT7M2S
duration ms: 422600
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 3
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14b91ca6f411ff6b364b3f60235a54624fdc2c90c24fe0837af49b3261c9b7ca. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITCC51104590.
  date published: 2026-07-31T15:20:15Z
audio: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: I. Allegro
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additional property: OTSVerifyInstructions
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: III. Allegro
type: MusicRecording
duration: PT5M59S
duration ms: 359440
explicit: false
by artist: Johann Sebastian Bach
by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
in album: J.S. Bach: Brandenburg Concertos
  type: MusicAlbum
  date published: 2020-03-06
popularity: 4
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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audio: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: III. Allegro
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Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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duration ms: 312546
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by artist: Heinz Holliger
by artist: Severino Gazzelloni
by artist: Maurice André
by artist: Felix Ayo
by artist: Frans Brüggen
by artist: I Musici
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popularity: 4
genre: classical
genre: classical-piano
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  date published: 2026-07-31T09:25:34Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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Bassoon Concerto in F major, RV.491: 2. Largo
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explicit: false
by artist: Antonio Vivaldi
by artist: Klaus Thunemann
by artist: Shizuko Noiri
by artist: I Musici
in album: Vivaldi: 7 Bassoon Concertos
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popularity: 7
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  date published: 2026-07-07T18:50:38Z
audio: Bassoon Concerto in F major, RV.491: 2. Largo
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Bassoon Concerto in A minor, RV.499: 1. Allegro
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duration: PT3M30S
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explicit: false
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by artist: Klaus Thunemann
by artist: I Musici
in album: Vivaldi: 7 Bassoon Concertos
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  date published: 1995-07-07
popularity: 7
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additional property: OTSVerifyInstructions
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  date published: 2026-07-06T07:16:32Z
audio: Bassoon Concerto in A minor, RV.499: 1. Allegro
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Bassoon Concerto in A minor, RV.499: 2. Largo
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duration: PT1M54S
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explicit: false
by artist: Antonio Vivaldi
by artist: Klaus Thunemann
by artist: Shizuko Noiri
by artist: I Musici
in album: Vivaldi: 7 Bassoon Concertos
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popularity: 6
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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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  date published: 2026-07-06T07:53:57Z
audio: Bassoon Concerto in A minor, RV.499: 2. Largo
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Bassoon Concerto in A minor, RV.499: 3. Allegro
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duration: PT1M56S
duration ms: 116000
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by artist: Antonio Vivaldi
by artist: Klaus Thunemann
by artist: I Musici
in album: Vivaldi: 7 Bassoon Concertos
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popularity: 7
isrc code: NLA509401506
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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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  date published: 2026-07-07T16:07:00Z
audio: Bassoon Concerto in A minor, RV.499: 3. Allegro
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Bassoon Concerto in E minor, RV 484: 1. Allegro poco
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by artist: Klaus Thunemann
by artist: I Musici
in album: Vivaldi: 7 Bassoon Concertos
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popularity: 19
isrc code: NLA509401507
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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  date published: 2026-06-13T17:25:41Z
audio: Bassoon Concerto in E minor, RV 484: 1. Allegro poco
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Bassoon Concerto in E minor, RV 484: 2. Andante
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by artist: Klaus Thunemann
by artist: Shizuko Noiri
by artist: I Musici
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popularity: 12
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:30:09Z
audio: Bassoon Concerto in E minor, RV 484: 2. Andante
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Bassoon Concerto in E minor, RV 484: 3. Allegro
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duration: PT3M21S
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by artist: Klaus Thunemann
by artist: I Musici
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T03:55:08Z
audio: Bassoon Concerto in E minor, RV 484: 3. Allegro
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Bassoon Concerto in G major, RV.494: 2. Largo
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duration: PT2M56S
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explicit: false
by artist: Antonio Vivaldi
by artist: Klaus Thunemann
by artist: I Musici
in album: Vivaldi: 7 Bassoon Concertos
  type: MusicAlbum
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popularity: 5
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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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  date published: 2026-07-08T03:22:41Z
audio: Bassoon Concerto in G major, RV.494: 2. Largo
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Bassoon Concerto in D minor, RV.482: Allegro molto
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duration: PT2M35S
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by artist: Klaus Thunemann
by artist: I Musici
in album: Vivaldi: 7 Bassoon Concertos
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popularity: 6
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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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  date published: 2026-07-08T03:20:19Z
audio: Bassoon Concerto in D minor, RV.482: Allegro molto
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Bassoon Concerto in C major, RV.472: 1. Allegro non molto
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duration: PT3M38S
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by artist: Klaus Thunemann
by artist: I Musici
in album: Vivaldi: 7 Bassoon Concertos
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popularity: 5
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  date published: 2026-07-08T03:22:41Z
audio: Bassoon Concerto in C major, RV.472: 1. Allegro non molto
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Bassoon Concerto in C major, RV.472: 2. Andante molto
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by artist: Klaus Thunemann
by artist: Shizuko Noiri
by artist: I Musici
in album: Vivaldi: 7 Bassoon Concertos
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popularity: 5
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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additional property: TokenDeploymentConfirmed
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  date published: 2026-07-08T03:53:27Z
audio: Bassoon Concerto in C major, RV.472: 2. Andante molto
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Bassoon Concerto in F major, RV.491: 1. Allegro molto
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  date published: 2026-07-29T19:35:34Z
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Bassoon Concerto in F major, RV.491: 3. Allegro
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  date published: 2026-07-29T13:21:01Z
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Bassoon Concerto in G major, RV.494: 1. Allegro
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  date published: 2026-07-29T19:35:34Z
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Bassoon Concerto in G major, RV.494: 3. Allegro
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  date published: 2026-07-29T23:20:38Z
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Bassoon Concerto in G minor, RV 495: 1. Presto
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  date published: 2026-07-29T19:35:34Z
audio: Bassoon Concerto in G minor, RV 495: 1. Presto
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Bassoon Concerto in G minor, RV 495: 2. Largo
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  date published: 2026-07-29T19:35:34Z
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Bassoon Concerto in G minor, RV 495: 3. Allegro
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  date published: 2026-07-29T19:35:34Z
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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

Bassoon Concerto in C major, RV.472: 3. Allegro
type: MusicRecording
duration: PT3M13S
duration ms: 193000
explicit: false
by artist: Antonio Vivaldi
by artist: Klaus Thunemann
by artist: I Musici
in album: Vivaldi: 7 Bassoon Concertos
  type: MusicAlbum
  date published: 1995-07-07
popularity: 4
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x327a053c35af94bc17d4f28aa677b8a7552ea9829d68f9bd1a4383572814cd97. Chain 2 (Bitcoin): anchored in block 960284 (2026-07-30T17:23:26Z), 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/NLA509401519.
  date published: 2026-07-30T17:23:26Z
audio: Bassoon Concerto in C major, RV.472: 3. Allegro
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Concertino for Strings No. 1 in G Major: I. Grave - II. Allegro
type: MusicRecording
duration: PT6M16S
duration ms: 376317
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Felix Ayo
by artist: I Musici
in album: Pergolesi: Chamber Music for Strings
  type: MusicAlbum
  date published: 2022-05-06
popularity: 2
genre: classical
genre: choral
genre: requiem
isrc code: DEL112200307
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cce4989b1cbb29f25179fd54f874be9d91eeafc39268ce693a596c9148246e6. 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/DEL112200307.
  date published: 2026-07-08T03:53:27Z
audio: Concertino for Strings No. 1 in G Major: I. Grave - II. Allegro
  type: AudioObject
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Concertino for Strings No. 2 in G Major: III. Andante affettuoso
type: MusicRecording
duration: PT4M12S
duration ms: 252496
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Felix Ayo
by artist: I Musici
in album: Pergolesi: Chamber Music for Strings
  type: MusicAlbum
  date published: 2022-05-06
popularity: 1
genre: classical
genre: choral
genre: requiem
isrc code: DEL112200311
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEL112200311
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
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  value: true
additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c2a746f5115667a44491032396ecad90c1716db3842b3b95852b43f13cc476f. 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/DEL112200311.
  date published: 2026-07-08T03:53:27Z
audio: Concertino for Strings No. 2 in G Major: III. Andante affettuoso
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: -15.247
  additional property: Key Name
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  additional property: Mode Name
    type: PropertyValue
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Concertino for Strings No. 1 in G Major: III. Grave
type: MusicRecording
duration: PT6M18S
duration ms: 378037
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Felix Ayo
by artist: I Musici
in album: Pergolesi: Chamber Music for Strings
  type: MusicAlbum
  date published: 2022-05-06
popularity: 2
genre: classical
genre: choral
genre: requiem
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16769f0ff4ca891337b7d0a328b4a31de69066695a056b8460ca0da2c136c527. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/DEL112200308.
  date published: 2026-08-01T01:44:32Z
audio: Concertino for Strings No. 1 in G Major: III. Grave
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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additional property: CopyrightID
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additional property: TokenDeploymentConfirmed
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Concertino for Strings No. 1 in G Major: IV. Allegro
type: MusicRecording
duration: PT2M5S
duration ms: 125345
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Felix Ayo
by artist: I Musici
in album: Pergolesi: Chamber Music for Strings
  type: MusicAlbum
  date published: 2022-05-06
popularity: 2
genre: classical
genre: choral
genre: requiem
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f5fac13526c40df5cda2895c02b4deb4ba1811d4be79bf70efa7ecf44acd7fd. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEL112200309.
  date published: 2026-07-31T15:20:15Z
audio: Concertino for Strings No. 1 in G Major: IV. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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isrc code: DEL112200309
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Concertino for Strings No. 2 in G Major: I. Largo - II. Non presto
type: MusicRecording
duration: PT5M22S
duration ms: 322439
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Felix Ayo
by artist: I Musici
in album: Pergolesi: Chamber Music for Strings
  type: MusicAlbum
  date published: 2022-05-06
popularity: 2
genre: classical
genre: choral
genre: requiem
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x993b9c43c143fc5aacae356dcd0186c88b3dacc8cc2fb80cd0bb00a6c5ad5a71. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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/DEL112200310.
  date published: 2026-07-31T23:30:38Z
audio: Concertino for Strings No. 2 in G Major: I. Largo - II. Non presto
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  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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isrc code: DEL112200310
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Concertino for Strings No. 2 in G Major: IV. Allegro
type: MusicRecording
duration: PT1M56S
duration ms: 116519
explicit: false
by artist: Giovanni Battista Pergolesi
by artist: Felix Ayo
by artist: I Musici
in album: Pergolesi: Chamber Music for Strings
  type: MusicAlbum
  date published: 2022-05-06
popularity: 2
genre: classical
genre: choral
genre: requiem
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a54896994c72cbdddd7893792a72606e63bff8dfd3b0365b90a228da5f8a0ad. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), 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/DEL112200312.
  date published: 2026-07-31T12:24:41Z
audio: Concertino for Strings No. 2 in G Major: IV. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Acousticness
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isrc code: DEL112200312
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEL112200312
additional property: OTSHash
additional property: OTSBitcoinBlock
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  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41+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 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 Violin and Strings in D minor, Op. 8/9, RV 236: 2. Largo
type: MusicRecording
duration: PT2M21S
duration ms: 141000
explicit: false
by artist: Antonio Vivaldi
by artist: Mariana Sirbu
by artist: I Musici
in album: Vivaldi: Violin Concertos: Il cimento dell'armonia e dell'inventione, Op. 8 Nos. 7-12
  type: MusicAlbum
  date published: 1999-06-01
popularity: 1
isrc code: NLA509701808
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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  value: 2026-07-07T19:20:21+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf97ab831ebc873b38f02219207c20208490f74fd8d2e1edbc5a08e2385b23bc4
additional property: OTSHash
additional property: OTSBitcoinBlock
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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/NLA509701808
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
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additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf97ab831ebc873b38f02219207c20208490f74fd8d2e1edbc5a08e2385b23bc4. 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/NLA509701808.
  date published: 2026-07-08T03:39:04Z
audio: Concerto for Violin and Strings in D minor, Op. 8/9, RV 236: 2. Largo
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  additional property: Tempo (BPM)
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  additional property: Instrumentalness
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  additional property: Liveness
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    value: 0.12
  additional property: Valence (Positivity)
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    value: 0.135
  additional property: Loudness (dB)
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  additional property: Key Name
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Concerto for Violin and Strings in E minor, Op.11, No.2, R.277 " Il favorito": 1. Allegro
type: MusicRecording
duration: PT5M12S
duration ms: 312000
explicit: false
by artist: Antonio Vivaldi
by artist: Mariana Sirbu
by artist: I Musici
in album: Vivaldi: 6 Violin Concertos
  type: MusicAlbum
  date published: 1995-01-01
popularity: 0
isrc code: NLA509318301
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:45:59+00:00
additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0xe4f0844241153432a0b7b642331de33b9ab6ebee1744d449db4be8ae61db091f
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/NLA509318301
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
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4f0844241153432a0b7b642331de33b9ab6ebee1744d449db4be8ae61db091f. 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/NLA509318301.
  date published: 2026-07-08T03:20:19Z
audio: Concerto for Violin and Strings in E minor, Op.11, No.2, R.277 " Il favorito": 1. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.195
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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    value: 0.403
  additional property: Loudness (dB)
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    value: -18.895
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Concerto for Violin and Strings in E minor, RV 277 "Il favorito": 3. Allegro
type: MusicRecording
duration: PT5M6S
duration ms: 306000
explicit: false
by artist: Antonio Vivaldi
by artist: Mariana Sirbu
by artist: I Musici
in album: Vivaldi: 6 Violin Concertos
  type: MusicAlbum
  date published: 1995-01-01
popularity: 0
isrc code: NLA509318303
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T15:13:14+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd49bcd9720250311e0eb9ae0336ce274acd3f26a2703edd1c94502f026f8bb6a
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/NLA509318303
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 0xd49bcd9720250311e0eb9ae0336ce274acd3f26a2703edd1c94502f026f8bb6a. 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/NLA509318303.
  date published: 2026-07-08T03:53:27Z
audio: Concerto for Violin and Strings in E minor, RV 277 "Il favorito": 3. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
    value: 0.464
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.948
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.241
  additional property: Liveness
    type: PropertyValue
    value: 0.158
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.45
  additional property: Loudness (dB)
    type: PropertyValue
    value: -18.266
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Violin Concerto in D major, RV 234 "L'inquietudine": 1. Allegro
type: MusicRecording
duration: PT2M4S
duration ms: 124000
explicit: false
by artist: Antonio Vivaldi
by artist: Mariana Sirbu
by artist: I Musici
in album: Vivaldi: 6 Violin Concertos
  type: MusicAlbum
  date published: 1995-01-01
popularity: 1
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a430542f34f2d544ac4d4159ad385f1d59f2eb0e0f66d8818ba7972dfea28e6. Chain 2 (Bitcoin): anchored in block 960330 (2026-07-31T00:58:21Z), 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/NLA509318316.
  date published: 2026-07-31T00:58:21Z
audio: Violin Concerto in D major, RV 234 "L'inquietudine": 1. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 115.552
  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: 0.651
  additional property: Energy
    type: PropertyValue
    value: 0.577
  additional property: Speechiness
    type: PropertyValue
    value: 0.059
  additional property: Acousticness
    type: PropertyValue
    value: 0.901
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.837
  additional property: Liveness
    type: PropertyValue
    value: 0.119
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.836
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.572
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: NLA509318316
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: 960330
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T00:58:21+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509318316
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960330
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960330
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:58:21+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

Violin Concerto in D major, RV 234 "L'inquietudine": 2. Largo
type: MusicRecording
duration: PT2M7S
duration ms: 127000
explicit: false
by artist: Antonio Vivaldi
by artist: Mariana Sirbu
by artist: I Musici
in album: Vivaldi: 6 Violin Concertos
  type: MusicAlbum
  date published: 1995-01-01
popularity: 0
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7cb3735d41fdb04f3217f3e03ac5e0221dbe90474311dd728b703527d329d07f. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509318317.
  date published: 2026-07-31T18:48:12Z
audio: Violin Concerto in D major, RV 234 "L'inquietudine": 2. Largo
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 105.55
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.368
  additional property: Energy
    type: PropertyValue
    value: 0.202
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.943
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.677
  additional property: Liveness
    type: PropertyValue
    value: 0.095
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.198
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.06
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: NLA509318317
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA509318317
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960448
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12+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

Concerto for Strings and Continuo in D minor, RV 128: 1. Allegro non molto
type: MusicRecording
duration: PT2M25S
duration ms: 145000
explicit: false
by artist: Antonio Vivaldi
by artist: I Musici
in album: I Musici: Baroque Masterpieces
  type: MusicAlbum
  date published: 2024-08-22
popularity: 5
isrc code: NLA509200416
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:37:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xd143dc6536035da0eb80fff17539dbf272127a34407c87d34fd0de1cdca24c31
additional property: OTSHash
additional property: OTSBitcoinBlock
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  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/NLA509200416
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 0xd143dc6536035da0eb80fff17539dbf272127a34407c87d34fd0de1cdca24c31. 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/NLA509200416.
  date published: 2026-07-08T03:53:27Z
audio: Concerto for Strings and Continuo in D minor, RV 128: 1. Allegro non molto
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Concerto for Strings and Continuo in D minor, RV 128: 2. Largo
type: MusicRecording
duration: PT1M21S
duration ms: 81000
explicit: false
by artist: Antonio Vivaldi
by artist: I Musici
in album: I Musici: Baroque Masterpieces
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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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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Concerto for Strings and Continuo in D minor, RV 128: 2. Largo
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Concerto for Strings and Continuo in D minor, RV 128: 3. Allegro
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duration: PT1M35S
duration ms: 95000
explicit: false
by artist: Antonio Vivaldi
by artist: I Musici
in album: I Musici: Baroque Masterpieces
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  date published: 2024-08-22
popularity: 4
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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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additional property: ContentHash
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additional property: BitcoinTime
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concerto for Strings and Continuo in D minor, RV 128: 3. Allegro
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Concerto for Strings and Continuo in E minor, RV 133: 1. Allegro
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duration: PT2M23S
duration ms: 143800
explicit: false
by artist: Antonio Vivaldi
by artist: I Musici
in album: I Musici: Baroque Masterpieces
  type: MusicAlbum
  date published: 2024-08-22
popularity: 3
isrc code: NLA508209016
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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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: 2026-07-08T03:22:41Z
audio: Concerto for Strings and Continuo in E minor, RV 133: 1. Allegro
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Concerto for Strings and Continuo in F major, RV 136: 2. Andante
type: MusicRecording
duration: PT1M59S
duration ms: 119000
explicit: false
by artist: Antonio Vivaldi
by artist: I Musici
in album: I Musici: Baroque Masterpieces
  type: MusicAlbum
  date published: 2024-08-22
popularity: 3
isrc code: NLA509200405
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x385032ce0ee5ed8aefb50a7e9275d671cf370ecd33b6c3cb133680ef5bd9bb3a. 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/NLA509200405.
  date published: 2026-07-08T08:56:20Z
audio: Concerto for Strings and Continuo in F major, RV 136: 2. Andante
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  additional property: Valence (Positivity)
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Concerto for Strings and Continuo in F major, RV 136: 3. Minuetto (Allegro)
type: MusicRecording
duration: PT1M31S
duration ms: 91000
explicit: false
by artist: Antonio Vivaldi
by artist: I Musici
in album: I Musici: Baroque Masterpieces
  type: MusicAlbum
  date published: 2024-08-22
popularity: 3
isrc code: NLA509200406
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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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
  type: DigitalDocument
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  date published: 2026-07-08T03:20:19Z
audio: Concerto for Strings and Continuo in F major, RV 136: 3. Minuetto (Allegro)
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  additional property: Valence (Positivity)
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Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 1. Largo
type: MusicRecording
duration: PT2M42S
duration ms: 162800
explicit: false
by artist: Antonio Vivaldi
by artist: Severino Gazzelloni
by artist: I Musici
in album: I Musici: Baroque Masterpieces
  type: MusicAlbum
  date published: 2024-08-22
popularity: 3
isrc code: NLA506800021
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-06-13T13:32:09+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: 953520
additional property: BitcoinTime
  type: PropertyValue
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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x239cb613d589f8c9ccbacdd32f6949d4ca8d2051c45071bf9cde950b94bc6794. 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/NLA506800021.
  date published: 2026-07-08T03:22:41Z
audio: Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 1. Largo
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Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 2. Fantasmi (Presto)
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duration: PT0M55S
duration ms: 55080
explicit: false
by artist: Antonio Vivaldi
by artist: Severino Gazzelloni
by artist: I Musici
in album: I Musici: Baroque Masterpieces
  type: MusicAlbum
  date published: 2024-08-22
popularity: 3
isrc code: NLA506800022
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 3. Largo
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  date published: 2026-07-08T03:22:41Z
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Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 5. Il sonno (Largo)
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Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 6. Allegro
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  date published: 2026-07-08T08:56:20Z
audio: Concerto in G Minor for Flute & Strings, Op.10, No.2, RV439 - "La notte": 6. Allegro
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Concerto grosso in B flat, Op. 6, No. 11 - Rev. Vittorio Negri (1923 - ): 2. Allemanda: Allegro
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  date published: 2026-07-08T08:56:20Z
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Concerto grosso in B flat, Op. 6, No. 5 - Rev. Vittorio Negri (1923 - ): 1. Adagio - Allegro
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Concerto grosso in B flat, Op. 6, No. 5 - Rev. Vittorio Negri (1923 - ): 4. Largo
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12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 4: 2. Adagio
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Concerto grosso in B flat, Op. 6, No. 7: 1. Largo
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Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 2. Grave
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Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 4. Grave - Adagio
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Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 6. Andante - Adagio
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Brandenburg Concerto No. 1 in F, BWV 1046: 4. Menuet - Trio - Polonaise
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Concerto grosso in A minor, Op. 8, No. 2 - Rev. Abbado: 1. Allegro
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Concerto for Strings and Continuo in E minor, RV 133: 2. Largo
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audio: Concerto for Strings and Continuo in E minor, RV 133: 2. Largo
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Concerto for Strings and Continuo in E minor, RV 133: 3. Allegro
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Concerto for Strings and Continuo in F major, RV 136: 1. Allegro
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Concerto grosso in B flat, Op. 6, No. 11 - Rev. Vittorio Negri (1923 - ): 1. Preludio: Andante largo
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Concerto grosso in B flat, Op. 6, No. 11 - Rev. Vittorio Negri (1923 - ): 3. Adagio - Andante largo
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Concerto grosso in B flat, Op. 6, No. 11 - Rev. Vittorio Negri (1923 - ): 5. Giga: Vivace
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Concerto grosso in B flat, Op. 6, No. 5 - Rev. Vittorio Negri (1923 - ): 2. Adagio
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Concerto grosso in B flat, Op. 6, No. 5 - Rev. Vittorio Negri (1923 - ): 5. Allegro
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12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 3: 1. Allegro
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12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 3: 2. Adagio
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12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 3: 3. Presto - Adagio
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12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 3: 4. Allegro
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  date published: 2026-07-31T02:19:15Z
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12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 4: 1. Allegro
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  date published: 2026-07-31T02:51:48Z
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12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 4: 3. Allegro
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  date published: 2026-07-31T02:19:15Z
audio: 12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 4: 3. Allegro
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Concerto grosso in B flat, Op. 6, No. 7: 2. Allegro
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  date published: 2026-07-30T18:46:00Z
audio: Concerto grosso in B flat, Op. 6, No. 7: 2. Allegro
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Concerto grosso in B flat, Op. 6, No. 7: 4. Andante
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audio: Concerto grosso in B flat, Op. 6, No. 7: 4. Andante
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Concerto grosso in B flat, Op. 6, No. 7: 5. Hornpipe
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popularity: 2
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audio: Concerto grosso in B flat, Op. 6, No. 7: 5. Hornpipe
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Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 1. Largo
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by artist: Maria Teresa Garatti
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popularity: 2
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genre: concerto
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Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 3. Vivace - Adagio
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Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 5. Largo andante
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Concerto Grosso In F Minor, Op. 1, No. 8 "Christmas Concerto": 7. Pastorale (Largo andante)
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Brandenburg Concerto No. 1 in F, BWV 1046: 1. (Allegro)
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Brandenburg Concerto No. 1 in F, BWV 1046: 3. Allegro
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6 Concerti grossi, Op. 3 - Concerto Grosso Op. 3, No. 2: 3. Allegro
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Concerti Grossi, Op. 7: No. 1 in D Major: III. Andante - Studio Recording
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  date published: 2026-07-08T03:53:27Z
audio: Concerti Grossi, Op. 7: No. 1 in D Major: III. Andante - Studio Recording
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Concerti Grossi, Op. 7: No. 1 in D Major: IV. Allegro moderato - Studio Recording
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  date published: 2026-07-08T08:56:20Z
audio: Concerti Grossi, Op. 7: No. 1 in D Major: IV. Allegro moderato - Studio Recording
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Concerti Grossi, Op. 7: No. 2 in D Minor, Op 7: II. Allegro assai - Studio Recording
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  date published: 2026-07-08T03:53:27Z
audio: Concerti Grossi, Op. 7: No. 2 in D Minor, Op 7: II. Allegro assai - Studio Recording
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Concerti Grossi, Op. 7: No. 2 in D Minor, Op 7: IV. Allegro - Studio Recording
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  date published: 2026-07-08T08:56:20Z
audio: Concerti Grossi, Op. 7: No. 2 in D Minor, Op 7: IV. Allegro - Studio Recording
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Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: IV. Grave - Presto - Studio Recording
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  date published: 2026-07-08T03:20:19Z
audio: Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: IV. Grave - Presto - Studio Recording
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Concerti Grossi, Op. 7: No. 1 in D Major, Op 7: I. Andante - Studio Recording
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  date published: 2026-07-31T17:29:52Z
audio: Concerti Grossi, Op. 7: No. 1 in D Major, Op 7: I. Andante - Studio Recording
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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

Concerti Grossi, Op. 7: No. 1 in D Major, Op 7: II. Arte della Fuga - Studio Recording
type: MusicRecording
duration: PT3M5S
duration ms: 185653
explicit: false
by artist: Francesco Geminiani
by artist: I Musici
in album: Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
  type: MusicAlbum
  date published: 2024-01-12
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f7cba2acddd99e259805d34efb4336b4ad8b44d9a276960178b20818c6ce28e. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), 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/ITX921004263.
  date published: 2026-07-31T19:53:13Z
audio: Concerti Grossi, Op. 7: No. 1 in D Major, Op 7: II. Arte della Fuga - Studio Recording
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.208
  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: 0.151
  additional property: Energy
    type: PropertyValue
    value: 0.313
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.799
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.914
  additional property: Liveness
    type: PropertyValue
    value: 0.463
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.381
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.22
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ITX921004263
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: 960455
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T19:53:13+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004263
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960455
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960455
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T19:53:13+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

Concerti Grossi, Op. 7: No. 2 in D Minor, Op 7: I. Grave - Studio Recording
type: MusicRecording
duration: PT1M59S
duration ms: 119053
explicit: false
by artist: Francesco Geminiani
by artist: I Musici
in album: Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
  type: MusicAlbum
  date published: 2024-01-12
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f7d1aa99b97ae31c1fb143dfe5d41a5870a97e1878450d077c5e9f47394ed24. Chain 2 (Bitcoin): anchored in block 960478 (2026-07-31T23:30:38Z), 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/ITX921004266.
  date published: 2026-07-31T23:30:38Z
audio: Concerti Grossi, Op. 7: No. 2 in D Minor, Op 7: I. Grave - Studio Recording
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.319
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.2
  additional property: Energy
    type: PropertyValue
    value: 0.142
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.953
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.755
  additional property: Liveness
    type: PropertyValue
    value: 0.128
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.05
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.72
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ITX921004266
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: 960478
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T23:30:38+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004266
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960478
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960478
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:30:38+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

Concerti Grossi, Op. 7: No. 2 in D Minor: III. Andante - Studio Recording
type: MusicRecording
duration: PT2M12S
duration ms: 132106
explicit: false
by artist: Francesco Geminiani
by artist: I Musici
in album: Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
  type: MusicAlbum
  date published: 2024-01-12
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x814df05774c95ac2afeb81e1d6e4ada2a386d3662a1064b51c774630591a4b83. Chain 2 (Bitcoin): anchored in block 960138 (2026-07-29T19:35:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004269.
  date published: 2026-07-29T19:35:34Z
audio: Concerti Grossi, Op. 7: No. 2 in D Minor: III. Andante - Studio Recording
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 148.753
  additional property: Musical Key
    type: PropertyValue
    value: 5
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 6
  additional property: Danceability
    type: PropertyValue
    value: 0.132
  additional property: Energy
    type: PropertyValue
    value: 0.148
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.831
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.858
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.074
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.57
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ITX921004269
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: 960138
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-29T19:35:34+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004269
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960138
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960138
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-29T19:35:34+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

Concerti Grossi, Op. 7: No. 3 in C Major, Op 7: I. Francese. Presto - Tempo Giusto - Studio Recording
type: MusicRecording
duration: PT2M34S
duration ms: 154933
explicit: false
by artist: Francesco Geminiani
by artist: I Musici
in album: Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
  type: MusicAlbum
  date published: 2024-01-12
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25cc6cfecd16d59a38634d9d1eba3b74e6722c5d29f178cdef024954e6507fa3. Chain 2 (Bitcoin): anchored in block 960468 (2026-07-31T21:25:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004271.
  date published: 2026-07-31T21:25:57Z
audio: Concerti Grossi, Op. 7: No. 3 in C Major, Op 7: I. Francese. Presto - Tempo Giusto - Studio Recording
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.187
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.158
  additional property: Energy
    type: PropertyValue
    value: 0.242
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.828
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.909
  additional property: Liveness
    type: PropertyValue
    value: 0.186
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.443
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.404
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ITX921004271
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: 960468
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T21:25:57+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004271
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960468
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960468
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T21:25:57+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

Concerti Grossi, Op. 7: No. 3 in C Major, Op 7: III. Italiano. Allegro - Studio Recording
type: MusicRecording
duration: PT2M41S
duration ms: 161680
explicit: false
by artist: Francesco Geminiani
by artist: I Musici
in album: Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
  type: MusicAlbum
  date published: 2024-01-12
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd998d3941484c2ec40f08e718c27b5ccb072ce67e2d8a6eee563fc4375f8253e. Chain 2 (Bitcoin): anchored in block 960481 (2026-07-31T23:51:35Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004273.
  date published: 2026-07-31T23:51:35Z
audio: Concerti Grossi, Op. 7: No. 3 in C Major, Op 7: III. Italiano. Allegro - Studio Recording
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 101.266
  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: 0.291
  additional property: Energy
    type: PropertyValue
    value: 0.194
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.84
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.198
  additional property: Liveness
    type: PropertyValue
    value: 0.142
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.383
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.358
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ITX921004273
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: 960481
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T23:51:35+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004273
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960481
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960481
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T23:51:35+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

Concerti Grossi, Op. 7: No. 5 in C Minor, Op 7: I. Andante - Studio Recording
type: MusicRecording
duration: PT1M57S
duration ms: 117133
explicit: false
by artist: Francesco Geminiani
by artist: I Musici
in album: Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
  type: MusicAlbum
  date published: 2024-01-12
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f86c5e56d1450f059b75cea3c45149ff112f0fd24758b7069fb269b000db6db. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), 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/ITX921004274.
  date published: 2026-07-31T20:22:46Z
audio: Concerti Grossi, Op. 7: No. 5 in C Minor, Op 7: I. Andante - Studio Recording
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.45
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.205
  additional property: Energy
    type: PropertyValue
    value: 0.318
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.128
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.936
  additional property: Liveness
    type: PropertyValue
    value: 0.367
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.145
  additional property: Loudness (dB)
    type: PropertyValue
    value: -14.717
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ITX921004274
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: 960459
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T20:22:46+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004274
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960459
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960459
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T20:22:46+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

Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: I. Allegro Moderato - Studio Recording
type: MusicRecording
duration: PT1M42S
duration ms: 102880
explicit: false
by artist: Francesco Geminiani
by artist: I Musici
in album: Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
  type: MusicAlbum
  date published: 2024-01-12
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9bcf52c373e56c29e7243c684a7b18de0dee4841ddedd68a76269834bdc3737. Chain 2 (Bitcoin): anchored in block 960494 (2026-08-01T01:44:32Z), 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/ITX921004277.
  date published: 2026-08-01T01:44:32Z
audio: Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: I. Allegro Moderato - Studio Recording
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.173
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.183
  additional property: Energy
    type: PropertyValue
    value: 0.236
  additional property: Speechiness
    type: PropertyValue
    value: 0.036
  additional property: Acousticness
    type: PropertyValue
    value: 0.903
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.933
  additional property: Liveness
    type: PropertyValue
    value: 0.223
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.13
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.897
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ITX921004277
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
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additional property: BitcoinTime
  type: PropertyValue
  value: 2026-08-01T01:44:32+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004277
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960494
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960494
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-08-01T01:44:32+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

Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: III. Andante - Studio Recording
type: MusicRecording
duration: PT1M51S
duration ms: 111746
explicit: false
by artist: Francesco Geminiani
by artist: I Musici
in album: Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
  type: MusicAlbum
  date published: 2024-01-12
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaff247adeb49e70b1288946e1afad471f17ed29a684b8717f436d7db0989ac4. Chain 2 (Bitcoin): anchored in block 960448 (2026-07-31T18:48:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004279.
  date published: 2026-07-31T18:48:12Z
audio: Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: III. Andante - Studio Recording
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 113.315
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
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    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.118
  additional property: Energy
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    value: 0.26
  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.891
  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.655
  additional property: Key Name
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    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: ITX921004279
additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
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additional property: TokenDeploymentConfirmed
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additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
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additional property: BitcoinTime
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004279
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960448
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960448
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T18:48:12+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

Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: V. Affettuoso - Studio Recording
type: MusicRecording
duration: PT1M18S
duration ms: 78573
explicit: false
by artist: Francesco Geminiani
by artist: I Musici
in album: Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
  type: MusicAlbum
  date published: 2024-01-12
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90ea22c92e7e8539678a90c9b9ba7f7a925bc9c6e6f80745f4a0a866218d6ef8. Chain 2 (Bitcoin): anchored in block 960376 (2026-07-31T09:09:19Z), 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/ITX921004281.
  date published: 2026-07-31T09:09:19Z
audio: Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: V. Affettuoso - Studio Recording
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 127.762
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
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  additional property: Liveness
    type: PropertyValue
    value: 0.363
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.174
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.815
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: ITX921004281
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: 960376
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T09:09:19+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITX921004281
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960376
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960376
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T09:09:19+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 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 No. 2 « Summer » RV 315 in G minor - III. Presto: Tempo impetuoso d’Estate - Remastered 2022, Version 1959
type: MusicRecording
duration: PT2M55S
duration ms: 175933
explicit: false
by artist: Antonio Vivaldi
by artist: Felix Ayo
by artist: I Musici
in album: Vivaldi: The Four Seasons by Felix Ayo
  type: MusicAlbum
  date published: 2022-05-03
isrc code: PLH492240011
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T08:12:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xbfb4291e71314fd4755f738fd7a3b15b9e4bf37840e4c5d43828060edddaba62
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/PLH492240011
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 0xbfb4291e71314fd4755f738fd7a3b15b9e4bf37840e4c5d43828060edddaba62. 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/PLH492240011.
  date published: 2026-07-08T08:56:20Z
audio: Concerto No. 2 « Summer » RV 315 in G minor - III. Presto: Tempo impetuoso d’Estate - Remastered 2022, Version 1959
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 147.108
  additional property: Musical Key
    type: PropertyValue
    value: 7
  additional property: Mode (Major/Minor)
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    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.267
  additional property: Energy
    type: PropertyValue
    value: 0.484
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.856
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.942
  additional property: Liveness
    type: PropertyValue
    value: 0.113
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.425
  additional property: Loudness (dB)
    type: PropertyValue
    value: -15.42
  additional property: Key Name
    type: PropertyValue
    value: G
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto No. 4 « Winter » RV 297 in F minor - I. Allegro non molto - Remastered 2022, Version 1959
type: MusicRecording
duration: PT3M22S
duration ms: 202359
explicit: false
by artist: Antonio Vivaldi
by artist: Felix Ayo
by artist: I Musici
in album: Vivaldi: The Four Seasons by Felix Ayo
  type: MusicAlbum
  date published: 2022-05-03
isrc code: PLH492240015
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:52:01+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xdd3cea7bd737379d2e083dce7a47fceaf9a3c7ae164da1fbeba93ba75a0b268a
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/PLH492240015
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 0xdd3cea7bd737379d2e083dce7a47fceaf9a3c7ae164da1fbeba93ba75a0b268a. 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/PLH492240015.
  date published: 2026-07-08T08:56:20Z
audio: Concerto No. 4 « Winter » RV 297 in F minor - I. Allegro non molto - Remastered 2022, Version 1959
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 156.243
  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.376
  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
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  additional property: Instrumentalness
    type: PropertyValue
    value: 0.961
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.207
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.761
  additional property: Key Name
    type: PropertyValue
    value: F
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto No. 4 « Winter » RV 297 in F minor - II. Largo - Remastered 2022, Version 1959
type: MusicRecording
duration: PT2M40S
duration ms: 160493
explicit: false
by artist: Antonio Vivaldi
by artist: Felix Ayo
by artist: I Musici
in album: Vivaldi: The Four Seasons by Felix Ayo
  type: MusicAlbum
  date published: 2022-05-03
isrc code: PLH492240016
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T13:09:48+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe40d32eda4a3a4da5a6d099fa27a3d2efcf6a3f2face18e003fc5d6a64a32bb9
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/PLH492240016
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 0xe40d32eda4a3a4da5a6d099fa27a3d2efcf6a3f2face18e003fc5d6a64a32bb9. 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/PLH492240016.
  date published: 2026-07-08T03:22:41Z
audio: Concerto No. 4 « Winter » RV 297 in F minor - II. Largo - Remastered 2022, Version 1959
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 126.424
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.202
  additional property: Energy
    type: PropertyValue
    value: 0.108
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.437
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.741
  additional property: Liveness
    type: PropertyValue
    value: 0.091
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.209
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.221
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto No. 1 « Spring » RV 269 in E Major - I. Allegro - Remastered 2022, Version 1959
type: MusicRecording
duration: PT3M44S
duration ms: 224056
explicit: false
by artist: Antonio Vivaldi
by artist: Felix Ayo
by artist: I Musici
in album: Vivaldi: The Four Seasons by Felix Ayo
  type: MusicAlbum
  date published: 2022-05-03
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57c9944e151416dca0c425763e5ec690f555a3026aad57e08f2bab3ca6a2a275. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLH492240006.
  date published: 2026-07-31T02:19:15Z
audio: Concerto No. 1 « Spring » RV 269 in E Major - I. Allegro - Remastered 2022, Version 1959
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.961
  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: 0.38
  additional property: Energy
    type: PropertyValue
    value: 0.185
  additional property: Speechiness
    type: PropertyValue
    value: 0.034
  additional property: Acousticness
    type: PropertyValue
    value: 0.758
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.223
  additional property: Liveness
    type: PropertyValue
    value: 0.122
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.208
  additional property: Loudness (dB)
    type: PropertyValue
    value: -16.433
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: PLH492240006
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: 960334
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T02:19:15+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/PLH492240006
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960334
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960334
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T02:19:15+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

Concerto No. 1 « Spring » RV 269 in E Major - II. Largo e pianissimo sempre - Remastered 2022, Version 1959
type: MusicRecording
duration: PT3M0S
duration ms: 180040
explicit: false
by artist: Antonio Vivaldi
by artist: Felix Ayo
by artist: I Musici
in album: Vivaldi: The Four Seasons by Felix Ayo
  type: MusicAlbum
  date published: 2022-05-03
subject of: OpenTimestamps Proof of Existence
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Concerto No. 2 « Summer » RV 315 in G minor - I. Allegro non molto - Remastered 2022, Version 1959
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Concerto No. 2 « Summer » RV 315 in G minor - II. Adagio, Presto - Remastered 2022, Version 1959
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Concerto No. 3 « Autumn » RV 293 in F Major - I. Allegro: Ballo e canto de’ Villanelli - Remastered 2022, Version 1959
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Pergolesi: Chamber Music for Strings
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The Best of Baroque Music
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Vivaldi: Violin Concertos: Il cimento dell'armonia e dell'inventione, Op. 8 Nos. 7-12
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Vivaldi: 6 Violin Concertos
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I Musici: Baroque Masterpieces
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    date published: 2026-07-08T03:39:04Z
  audio: Concerto grosso in B flat, Op. 6, No. 11 - Rev. Vittorio Negri (1923 - ): 4. Sarabanda: Largo
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track: Concerto grosso in B flat, Op. 6, No. 5 - Rev. Vittorio Negri (1923 - ): 1. Adagio - Allegro
track: Concerto grosso in B flat, Op. 6, No. 5 - Rev. Vittorio Negri (1923 - ): 4. Largo
track: 12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 4: 2. Adagio
track: Concerto grosso in B flat, Op. 6, No. 7: 1. Largo
track: Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 2. Grave
track: Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 4. Grave - Adagio
track: Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 6. Andante - Adagio
track: Brandenburg Concerto No. 1 in F, BWV 1046: 4. Menuet - Trio - Polonaise
track: Concerto grosso in A minor, Op. 8, No. 2 - Rev. Abbado: 1. Allegro
track: Concerto for Strings and Continuo in E minor, RV 133: 2. Largo
track: Concerto for Strings and Continuo in E minor, RV 133: 3. Allegro
track: Concerto for Strings and Continuo in F major, RV 136: 1. Allegro
track: Concerto grosso in B flat, Op. 6, No. 11 - Rev. Vittorio Negri (1923 - ): 1. Preludio: Andante largo
track: Concerto grosso in B flat, Op. 6, No. 11 - Rev. Vittorio Negri (1923 - ): 3. Adagio - Andante largo
track: Concerto grosso in B flat, Op. 6, No. 11 - Rev. Vittorio Negri (1923 - ): 5. Giga: Vivace
track: Concerto grosso in B flat, Op. 6, No. 5 - Rev. Vittorio Negri (1923 - ): 2. Adagio
track: Concerto grosso in B flat, Op. 6, No. 5 - Rev. Vittorio Negri (1923 - ): 5. Allegro
track: 12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 3: 1. Allegro
track: 12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 3: 2. Adagio
track: 12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 3: 3. Presto - Adagio
track: 12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 3: 4. Allegro
track: 12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 4: 1. Allegro
track: 12 Concerti a 5, Op. 5 - Concerto a5, Op. 5 No. 4: 3. Allegro
track: Concerto grosso in B flat, Op. 6, No. 7: 2. Allegro
track: Concerto grosso in B flat, Op. 6, No. 7: 4. Andante
track: Concerto grosso in B flat, Op. 6, No. 7: 5. Hornpipe
track: Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 1. Largo
track: Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 3. Vivace - Adagio
track: Concerto grosso in F minor, Op. 1, No. 8 "Christmas Concerto": 5. Largo andante
track: Concerto Grosso In F Minor, Op. 1, No. 8 "Christmas Concerto": 7. Pastorale (Largo andante)
track: Brandenburg Concerto No. 1 in F, BWV 1046: 1. (Allegro)
track: Brandenburg Concerto No. 1 in F, BWV 1046: 3. Allegro

Geminani: 6 Concerti Grossi, Op.3
type: MusicAlbum
date published: 1994-01-01
track: 6 Concerti grossi, Op. 3 - Concerto Grosso Op. 3, No. 2: 3. Allegro

Concerti Romani: Corelli's Heritage and the Roman School
type: MusicAlbum
date published: 2016-07-29

Francesco Geminiani: 5 Concerti Grossi, Op. 7 (Studio recording)
type: MusicAlbum
date published: 2024-01-12
track: Concerti Grossi, Op. 7: No. 1 in D Major: III. Andante - Studio Recording
track: Concerti Grossi, Op. 7: No. 1 in D Major: IV. Allegro moderato - Studio Recording
track: Concerti Grossi, Op. 7: No. 2 in D Minor, Op 7: II. Allegro assai - Studio Recording
track: Concerti Grossi, Op. 7: No. 2 in D Minor, Op 7: IV. Allegro - Studio Recording
track: Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: IV. Grave - Presto - Studio Recording
track: Concerti Grossi, Op. 7: No. 1 in D Major, Op 7: I. Andante - Studio Recording
track: Concerti Grossi, Op. 7: No. 1 in D Major, Op 7: II. Arte della Fuga - Studio Recording
track: Concerti Grossi, Op. 7: No. 2 in D Minor, Op 7: I. Grave - Studio Recording
track: Concerti Grossi, Op. 7: No. 2 in D Minor: III. Andante - Studio Recording
track: Concerti Grossi, Op. 7: No. 3 in C Major, Op 7: I. Francese. Presto - Tempo Giusto - Studio Recording
track: Concerti Grossi, Op. 7: No. 3 in C Major, Op 7: III. Italiano. Allegro - Studio Recording
track: Concerti Grossi, Op. 7: No. 5 in C Minor, Op 7: I. Andante - Studio Recording
track: Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: I. Allegro Moderato - Studio Recording
track: Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: III. Andante - Studio Recording
track: Concerti Grossi, Op. 7: No. 6 in B-Flat Major, Op 7: V. Affettuoso - Studio Recording

J. S. Bach: Cinque Concerti, BWV 1041 - 1044 & 1060
type: MusicAlbum
date published: 2023-06-02

Cinque concerti festivi
type: MusicAlbum
date published: 2022-12-02

Vivaldi: The Four Seasons by Felix Ayo
type: MusicAlbum
date published: 2022-05-03
track: Concerto No. 2 « Summer » RV 315 in G minor - III. Presto: Tempo impetuoso d’Estate - Remastered 2022, Version 1959
track: Concerto No. 4 « Winter » RV 297 in F minor - I. Allegro non molto - Remastered 2022, Version 1959
track: Concerto No. 4 « Winter » RV 297 in F minor - II. Largo - Remastered 2022, Version 1959
track: Concerto No. 1 « Spring » RV 269 in E Major - I. Allegro - Remastered 2022, Version 1959
track: Concerto No. 1 « Spring » RV 269 in E Major - II. Largo e pianissimo sempre - Remastered 2022, Version 1959
track: Concerto No. 1 « Spring » RV 269 in E Major - III. Allegro: Danza pastorale - Remastered 2022, Version 1959
track: Concerto No. 2 « Summer » RV 315 in G minor - I. Allegro non molto - Remastered 2022, Version 1959
track: Concerto No. 2 « Summer » RV 315 in G minor - II. Adagio, Presto - Remastered 2022, Version 1959
track: Concerto No. 3 « Autumn » RV 293 in F Major - I. Allegro: Ballo e canto de’ Villanelli - Remastered 2022, Version 1959