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  track: Pièces de clavessin, Suite in A Minor: II. Allemande "L'incomparable"
  track: Pièces de clavessin, Suite in A Minor: VIII. Second menuet
  track: Pièces de clavessin, Suite in F-Sharp Minor: I. Allemande gaye
  track: Pièces de clavessin, Suite in D Minor: I. Prélude
  track: Pièces de clavessin, Suite in D Minor: VI. Passepied
  track: Pièces de clavessin, Suite in D Minor: XI. Gavotte
  track: Pièces de clavessin, Suite in A Minor: VI. Gavotte
  track: Pièces de clavessin, Suite in A Minor: VII. Menuet & Double du menuet
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album: Pitch Black
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  track: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. —
  track: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
  track: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
  track: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
  track: Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
  track: Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
  track: Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
  track: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
  track: Violin Concerto in E Major, BWV 1042: I. Allegro
  track: Violin Concerto in E Major, BWV 1042: II. Adagio
  track: Violin Concerto in A Minor, BWV 1041: III. Allegro assai
  track: Violin Concerto in G Minor, BWV 1056: II. Largo
  track: Violin Concerto in G Minor, BWV 1056: III. Presto
  track: Concerto for Two Violins and Orchestra in E Major, BWV 1043: I. Vivace
  track: Harpsichord Concerto No. 1 in D Minor, BWV 1052: I. Allegro
  track: Harpsichord Concerto No. 1 in D Minor, BWV 1052: II. Adagio
  track: Harpsichord Concerto No. 2 in E Major, BWV 1053: I. —
  track: Harpsichord Concerto No. 3 in D Major, BWV 1054: I. —
  track: Harpsichord Concerto No. 3 in D Major, BWV 1054: II. Adagio e Piano sempre
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  track: Harpsichord Concerto No. 5 in F Minor, BWV 1056: I. —
  track: Harpsichord Concerto No. 5 in F Minor, BWV 1056: II. Largo
  track: Harpsichord Concerto No. 6. In F Major, BWV 1057: I. —
  track: Concerto for Three Violins in D Major, BWV 1064R: I. Allegro
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album: Een Muzikale Anthologie Der Noordelijke Nederlanden
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album: Angels & Shepherds: A 17th Century Christmas
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album: Monteverdi: Vespri di S. Giovanni Battista (reconstr. Frits Noske)
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Pièces de clavessin, Suite in A Minor: II. Allemande "L'incomparable"
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Pièces de clavessin, Suite in A Minor: VIII. Second menuet
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Pièces de clavessin, Suite in F-Sharp Minor: I. Allemande gaye
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  date published: 2026-07-08T08:56:20Z
audio: Pièces de clavessin, Suite in F-Sharp Minor: I. Allemande gaye
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Pièces de clavessin, Suite in D Minor: I. Prélude
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duration: PT0M46S
duration ms: 46363
explicit: false
by artist: Gaspard Le Roux
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
in album: Gaspard le Roux: Complete Harpsichord Music
  type: MusicAlbum
  date published: 2016-10-07
genre: baroque
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-08-01T00:40:43Z
audio: Pièces de clavessin, Suite in D Minor: I. Prélude
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additional property: CopyrightID
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Pièces de clavessin, Suite in D Minor: VI. Passepied
type: MusicRecording
duration: PT0M40S
duration ms: 40625
explicit: false
by artist: Gaspard Le Roux
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
in album: Gaspard le Roux: Complete Harpsichord Music
  type: MusicAlbum
  date published: 2016-10-07
genre: baroque
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T06:42:11Z
audio: Pièces de clavessin, Suite in D Minor: VI. Passepied
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Pièces de clavessin, Suite in D Minor: XI. Gavotte
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duration: PT1M11S
duration ms: 71823
explicit: false
by artist: Gaspard Le Roux
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
in album: Gaspard le Roux: Complete Harpsichord Music
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  date published: 2016-10-07
genre: baroque
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T10:20:10Z
audio: Pièces de clavessin, Suite in D Minor: XI. Gavotte
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additional property: CopyrightID
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Pièces de clavessin, Suite in A Minor: VI. Gavotte
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duration: PT1M2S
duration ms: 62868
explicit: false
by artist: Gaspard Le Roux
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
in album: Gaspard le Roux: Complete Harpsichord Music
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genre: baroque
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
audio: Pièces de clavessin, Suite in A Minor: VI. Gavotte
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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Pièces de clavessin, Suite in A Minor: VII. Menuet & Double du menuet
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duration: PT1M9S
duration ms: 69519
explicit: false
by artist: Gaspard Le Roux
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
in album: Gaspard le Roux: Complete Harpsichord Music
  type: MusicAlbum
  date published: 2016-10-07
genre: baroque
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
audio: Pièces de clavessin, Suite in A Minor: VII. Menuet & Double du menuet
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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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Liebster Jesu, mein Verlangen BWV 32: Liebster Jesu, mein Verlangen
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duration: PT5M1S
duration ms: 301306
explicit: false
by artist: Johann Sebastian Bach
by artist: Nienke Oostenrijk
by artist: Pauline Oostenrijk
by artist: Lucia Swarts
by artist: Wim Ten Have
by artist: Robert Franenberg
by artist: Rémy Baudet
by artist: Margriet Stok
by artist: Franc Polman
by artist: Siebe Henstra
by artist: Jaap Ter Linden
by artist: Amsterdam Sinfonietta
in album: Oboe passion - Arias & concertos by J.S. Bach & sons
  type: MusicAlbum
  date published: 2011-09-27
popularity: 1
genre: classical
genre: classical-piano
isrc code: NLB151100734
additional property: CopyrightID
additional property: CopyrightStatus
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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: Liebster Jesu, mein Verlangen BWV 32: Liebster Jesu, mein Verlangen
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Wer nur den lieben Gott läßt walten BWV 93: Ich will auf den Herren schaun
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duration: PT2M7S
duration ms: 127933
explicit: false
by artist: Johann Sebastian Bach
by artist: Pauline Oostenrijk
by artist: Nienke Oostenrijk
by artist: Siebe Henstra
by artist: Margriet Stok
by artist: Lucia Swarts
by artist: Rémy Baudet
by artist: Franc Polman
by artist: Wim Ten Have
by artist: Robert Franenberg
by artist: Jaap Ter Linden
by artist: Amsterdam Sinfonietta
in album: Oboe passion - Arias & concertos by J.S. Bach & sons
  type: MusicAlbum
  date published: 2011-09-27
popularity: 1
genre: classical
genre: classical-piano
isrc code: NLB151100739
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
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additional property: TokenDeploymentConfirmed
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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 0xdaffd739228c98659896d26232569de8537fecccd302a0c99d558e57aab37c86. 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/NLB151100739.
  date published: 2026-07-08T03:22:41Z
audio: Wer nur den lieben Gott läßt walten BWV 93: Ich will auf den Herren schaun
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Ich bin vergnügt mit meinem Glücke BWV 84: Ich bin vergnügt mit meinem Glücke
type: MusicRecording
duration: PT5M24S
duration ms: 324066
explicit: false
by artist: Johann Sebastian Bach
by artist: Nienke Oostenrijk
by artist: Pauline Oostenrijk
by artist: Robert Franenberg
by artist: Franc Polman
by artist: Siebe Henstra
by artist: Rémy Baudet
by artist: Margriet Stok
by artist: Wim Ten Have
by artist: Lucia Swarts
by artist: Jaap Ter Linden
by artist: Amsterdam Sinfonietta
in album: Oboe passion - Arias & concertos by J.S. Bach & sons
  type: MusicAlbum
  date published: 2011-09-27
popularity: 1
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24389175ba38107eb58e77b46ea08bdee292b42aab8cd4812e2bb25f1b432e4a. Chain 2 (Bitcoin): anchored in block 960360 (2026-07-31T06:42:11Z), 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/NLB151100732.
  date published: 2026-07-31T06:42:11Z
audio: Ich bin vergnügt mit meinem Glücke BWV 84: Ich bin vergnügt mit meinem Glücke
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  additional property: Liveness
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  additional property: Valence (Positivity)
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additional property: CopyrightID
additional property: ProofProfileEvidenceStatus
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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

Ich hatte viel Bekümmernis BWV 21: Seufzer, Tränen, Kummer, Not
type: MusicRecording
duration: PT4M15S
duration ms: 255266
explicit: false
by artist: Johann Sebastian Bach
by artist: Pauline Oostenrijk
by artist: Nienke Oostenrijk
by artist: Margriet Stok
by artist: Siebe Henstra
by artist: Rémy Baudet
by artist: Robert Franenberg
by artist: Lucia Swarts
by artist: Franc Polman
by artist: Wim Ten Have
by artist: Jaap Ter Linden
by artist: Amsterdam Sinfonietta
in album: Oboe passion - Arias & concertos by J.S. Bach & sons
  type: MusicAlbum
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popularity: 1
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T12:06:10Z
audio: Ich hatte viel Bekümmernis BWV 21: Seufzer, Tränen, Kummer, Not
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additional property: CopyrightID
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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

Wer mich liebet, der wird mein Wort halten BWV 74: Komm, komm, mein Herze steht dir offen
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duration: PT2M37S
duration ms: 157333
explicit: false
by artist: Johann Sebastian Bach
by artist: Nienke Oostenrijk
by artist: Pauline Oostenrijk
by artist: Rémy Baudet
by artist: Franc Polman
by artist: Margriet Stok
by artist: Robert Franenberg
by artist: Siebe Henstra
by artist: Lucia Swarts
by artist: Wim Ten Have
by artist: Jaap Ter Linden
by artist: Amsterdam Sinfonietta
in album: Oboe passion - Arias & concertos by J.S. Bach & sons
  type: MusicAlbum
  date published: 2011-09-27
popularity: 1
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6a994e08a54081f1cdb74a3ca3783bbd6e937bce4f37873c92d3e63ef80df043. 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/NLB151100741.
  date published: 2026-07-31T12:24:41Z
audio: Wer mich liebet, der wird mein Wort halten BWV 74: Komm, komm, mein Herze steht dir offen
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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
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Sonata XII in D Minor: "La Follia"
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duration: PT11M9S
duration ms: 669093
explicit: false
by artist: Arcangelo Corelli
by artist: Siebe Henstra
by artist: Lucia Swarts
by artist: Ryo Terakado
in album: Corelli: Sonatas for Violin & Basso Continuo
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  date published: 2009-01-01
genre: classical
genre: early-music
genre: baroque
genre: italian-baroque
isrc code: USSJ10916390
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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
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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
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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: Sonata XII in D Minor: "La Follia"
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Violin Sonata in D Minor, TWV 41:d3: III. Largo
type: MusicRecording
duration: PT2M14S
duration ms: 134173
explicit: false
by artist: Georg Philipp Telemann
by artist: Bart Schneemann
by artist: Pieter Wispelwey
by artist: Siebe Henstra
in album: Telemann: Trio Sonatas
  type: MusicAlbum
  date published: 2000-01-01
isrc code: NLA460710506
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/NLA460710506
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
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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: 2026-07-08T03:22:41Z
audio: Violin Sonata in D Minor, TWV 41:d3: III. Largo
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Concerto for Two Harpsichords and Strings in C Minor, BWV 1062: I. Without Tempo Indication
type: MusicRecording
duration: PT3M39S
duration ms: 219680
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
in album: Bach: Concertos for 2, 3 & 4 Harpsichords
  type: MusicAlbum
  date published: 2006
genre: classical
genre: classical-piano
isrc code: NLN580578208
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
  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 0xb6b5e17d3cc9a79eb7dbcf3903b408568c9b9292295bcce237586c895149f4f4. 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/NLN580578208.
  date published: 2026-07-08T08:56:20Z
audio: Concerto for Two Harpsichords and Strings in C Minor, BWV 1062: I. Without Tempo Indication
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 117.457
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.439
  additional property: Energy
    type: PropertyValue
    value: 0.444
  additional property: Speechiness
    type: PropertyValue
    value: 0.031
  additional property: Acousticness
    type: PropertyValue
    value: 0.777
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.034
  additional property: Liveness
    type: PropertyValue
    value: 0.252
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.897
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.416
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto for Four Harpsichords and Strings in A Minor, BWV 1065: II. Largo
type: MusicRecording
duration: PT2M6S
duration ms: 126973
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
by artist: Menno van Delft
by artist: Vincent van Laar
in album: Bach: Concertos for 2, 3 & 4 Harpsichords
  type: MusicAlbum
  date published: 2006
genre: classical
genre: classical-piano
isrc code: NLN580578212
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T14:55:12+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x10f44864d4d37ff1922b490ebd360a10f7cfd36ad5176c9473f4872ea1a5c5eb
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/NLN580578212
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 0x10f44864d4d37ff1922b490ebd360a10f7cfd36ad5176c9473f4872ea1a5c5eb. 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/NLN580578212.
  date published: 2026-07-08T03:22:41Z
audio: Concerto for Four Harpsichords and Strings in A Minor, BWV 1065: II. Largo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 136.982
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.378
  additional property: Energy
    type: PropertyValue
    value: 0.229
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.916
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.072
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.279
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.78
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto for Three Harpsichords and Strings in D Minor, BWV 1063: II. Alla siciliana
type: MusicRecording
duration: PT3M46S
duration ms: 226786
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
by artist: Menno van Delft
in album: Bach: Concertos for 2, 3 & 4 Harpsichords
  type: MusicAlbum
  date published: 2006
genre: classical
genre: classical-piano
isrc code: NLN580578215
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T19:52:45+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xcafe65623126fb18fa1bbaa63607cdab82b2c79fd2442b580ee4837e9e377800
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957120
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957120
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLN580578215
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
additional property: ProofProfileEvidenceStatus
  type: PropertyValue
  value: verified-cc-db-prod
additional property: TokenDeploymentConfirmed
  type: PropertyValue
  value: true
additional property: ContentHash
additional property: BitcoinBlock
  type: PropertyValue
  value: 957120
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-08T03:22:41+00:00
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcafe65623126fb18fa1bbaa63607cdab82b2c79fd2442b580ee4837e9e377800. 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/NLN580578215.
  date published: 2026-07-08T03:39:04Z
audio: Concerto for Three Harpsichords and Strings in D Minor, BWV 1063: II. Alla siciliana
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 128.912
  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: 0.355
  additional property: Energy
    type: PropertyValue
    value: 0.162
  additional property: Speechiness
    type: PropertyValue
    value: 0.035
  additional property: Acousticness
    type: PropertyValue
    value: 0.813
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.323
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.169
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto for Two Harpsichords and Strings in C Minor, BWV 1062: II. Andante
type: MusicRecording
duration: PT5M42S
duration ms: 342906
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
in album: Bach: Concertos for 2, 3 & 4 Harpsichords
  type: MusicAlbum
  date published: 2006
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 0x6f6ce0d427f4d2371d5f1ddc95d207120b97d6fff6f459e826bcf8be881865e1. 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/NLN580578209.
  date published: 2026-08-01T01:44:32Z
audio: Concerto for Two Harpsichords and Strings in C Minor, BWV 1062: II. Andante
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 121.933
  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: 0.391
  additional property: Energy
    type: PropertyValue
    value: 0.128
  additional property: Speechiness
    type: PropertyValue
    value: 0.032
  additional property: Acousticness
    type: PropertyValue
    value: 0.682
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.005
  additional property: Liveness
    type: PropertyValue
    value: 0.275
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.259
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.735
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major
isrc code: NLN580578209
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: 960494
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/NLN580578209
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

Concerto for Four Harpsichords and Strings in A Minor, BWV 1065: I. Without Tempo Indication
type: MusicRecording
duration: PT3M58S
duration ms: 238093
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
by artist: Menno van Delft
by artist: Vincent van Laar
in album: Bach: Concertos for 2, 3 & 4 Harpsichords
  type: MusicAlbum
  date published: 2006
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 0xb0ff65c1af5e336fc1c6b6d3e82aae76ed387fc77b99f27e82911be2c2be921f. Chain 2 (Bitcoin): anchored in block 960193 (2026-07-30T02:05:19Z), 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/NLN580578211.
  date published: 2026-07-30T02:05:19Z
audio: Concerto for Four Harpsichords and Strings in A Minor, BWV 1065: I. Without Tempo Indication
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.158
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.482
  additional property: Energy
    type: PropertyValue
    value: 0.408
  additional property: Speechiness
    type: PropertyValue
    value: 0.026
  additional property: Acousticness
    type: PropertyValue
    value: 0.886
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.112
  additional property: Liveness
    type: PropertyValue
    value: 0.101
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.787
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.744
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: NLN580578211
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: 960193
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-30T02:05:19+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLN580578211
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960193
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960193
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T02:05:19+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 for Four Harpsichords and Strings in A Minor, BWV 1065: III. Allegro
type: MusicRecording
duration: PT3M26S
duration ms: 206906
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
by artist: Menno van Delft
by artist: Vincent van Laar
in album: Bach: Concertos for 2, 3 & 4 Harpsichords
  type: MusicAlbum
  date published: 2006
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 0xcad1bbf35c78a221328959d53bfdd80f9f62a2a2b352a335aab9b36bc5b17d78. 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/NLN580578213.
  date published: 2026-07-31T21:25:57Z
audio: Concerto for Four Harpsichords and Strings in A Minor, BWV 1065: III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 127.126
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.495
  additional property: Energy
    type: PropertyValue
    value: 0.38
  additional property: Speechiness
    type: PropertyValue
    value: 0.028
  additional property: Acousticness
    type: PropertyValue
    value: 0.786
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.046
  additional property: Liveness
    type: PropertyValue
    value: 0.089
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.84
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.204
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: NLN580578213
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/NLN580578213
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

Concerto for Three Harpsichords and Strings in D Minor, BWV 1063: I. Without Tempo Indication
type: MusicRecording
duration: PT4M46S
duration ms: 286093
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
by artist: Menno van Delft
in album: Bach: Concertos for 2, 3 & 4 Harpsichords
  type: MusicAlbum
  date published: 2006
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 0xfde352d228e43e5f9a1b0d476d6f483d7ce9733248ceec4bc8f8a410051b931a. Chain 2 (Bitcoin): anchored in block 960327 (2026-07-31T00:26:26Z), 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/NLN580578214.
  date published: 2026-07-31T00:26:26Z
audio: Concerto for Three Harpsichords and Strings in D Minor, BWV 1063: I. Without Tempo Indication
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 112.986
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.451
  additional property: Energy
    type: PropertyValue
    value: 0.336
  additional property: Speechiness
    type: PropertyValue
    value: 0.03
  additional property: Acousticness
    type: PropertyValue
    value: 0.921
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.007
  additional property: Liveness
    type: PropertyValue
    value: 0.31
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.613
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.949
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor
isrc code: NLN580578214
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: 960327
additional property: BitcoinTime
  type: PropertyValue
  value: 2026-07-31T00:26:26+00:00
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLN580578214
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960327
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp 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 Three Harpsichords and Strings in D Minor, BWV 1063: III. Allegro
type: MusicRecording
duration: PT4M54S
duration ms: 294373
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
by artist: Siebe Henstra
by artist: Menno van Delft
in album: Bach: Concertos for 2, 3 & 4 Harpsichords
  type: MusicAlbum
  date published: 2006
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b0b0ab1cd2c3d1ad629bdda1828ddbafe247ce80e2caabfc30bb426f33e2bec. 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/NLN580578216.
  date published: 2026-07-31T19:53:13Z
audio: Concerto for Three Harpsichords and Strings in D Minor, BWV 1063: III. Allegro
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additional property: CopyrightID
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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

Concerto for Three Harpsichords and Strings in C Major, BWV 1064: III. Allegro
type: MusicRecording
duration: PT4M29S
duration ms: 269040
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
by artist: Menno van Delft
by artist: Siebe Henstra
in album: Bach: Concertos for 2, 3 & 4 Harpsichords
  type: MusicAlbum
  date published: 2006
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x634ab05a26ac4c5b49e2eff75f74b423db045c575a0de0608a7c112d0b19fd93. 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/NLN580578219.
  date published: 2026-07-31T23:30:38Z
audio: Concerto for Three Harpsichords and Strings in C Major, BWV 1064: III. Allegro
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additional property: CopyrightID
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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

Sonata in G Minor, BWV 1029: II. Adagio
type: MusicRecording
duration: PT5M55S
duration ms: 355933
explicit: false
by artist: Johann Sebastian Bach
by artist: Mieneke van der Velden
by artist: Siebe Henstra
in album: Bach: Da Gamba
  type: MusicAlbum
  date published: 2008
genre: classical
genre: classical-piano
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ff9f1d25f8d12aa5d4ee102b07e51428e065fde8644b947315744cf1ef15526. Chain 2 (Bitcoin): anchored in block 960337 (2026-07-31T02:51:48Z), 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/DEY320801008.
  date published: 2026-07-31T02:51:48Z
audio: Sonata in G Minor, BWV 1029: II. Adagio
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additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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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 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

Mode (Major/Minor)
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Time Signature
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Danceability
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Energy
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Speechiness
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Acousticness
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Instrumentalness
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Liveness
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Valence (Positivity)
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value: 0.039

Loudness (dB)
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value: -24.582

Key Name
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Mode Name
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. —
type: MusicRecording
duration: PT4M48S
duration ms: 288000
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Rémy Baudet
by artist: Pieter-Jan Belder
in album: J.S. Bach: Complete Concertos
  type: MusicAlbum
  date published: 2016-05-06
popularity: 7
genre: classical
genre: classical-piano
isrc code: NLY331603726
additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e422b7c0f8b944154db70642062f056d635909772c81b06e077d47b1eec0ec6. Chain 2 (Bitcoin): anchored in block 959128 (2026-07-22T14:48:56Z), 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/NLY331603726.
  date published: 2026-07-22T14:48:56Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. —
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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
type: MusicRecording
duration: PT3M15S
duration ms: 195666
explicit: false
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by artist: Musica Amphion
by artist: Rémy Baudet
by artist: Pieter-Jan Belder
in album: J.S. Bach: Complete Concertos
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  date published: 2016-05-06
popularity: 6
genre: classical
genre: classical-piano
isrc code: NLY331603727
additional property: CopyrightID
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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/NLY331603727
additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd233aec35a4852835094319ec83ccfd7f3442621a7992d1333b0a08bdd11375d. Chain 2 (Bitcoin): anchored in block 957032 (2026-07-07T11:43:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331603727.
  date published: 2026-07-07T11:43:09Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
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duration: PT3M30S
duration ms: 210840
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Rémy Baudet
by artist: Pieter-Jan Belder
in album: J.S. Bach: Complete Concertos
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  date published: 2016-05-06
popularity: 5
genre: classical
genre: classical-piano
isrc code: NLY331603733
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
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x373b559438a4b5f57d2f6ff48fe5912ca3a5e669164c46787efa7a5b01c8b054. 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/NLY331603733.
  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
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Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
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duration: PT4M34S
duration ms: 274680
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by artist: Musica Amphion
by artist: Rémy Baudet
by artist: Pieter-Jan Belder
in album: J.S. Bach: Complete Concertos
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popularity: 4
genre: classical
genre: classical-piano
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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subject of: OpenTimestamps Proof of Existence
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audio: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
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Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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subject of: OpenTimestamps Proof of Existence
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Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
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subject of: OpenTimestamps Proof of Existence
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Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
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  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
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  date published: 2026-07-08T03:20:19Z
audio: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
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Violin Concerto in E Major, BWV 1042: I. Allegro
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  date published: 2026-07-07T18:50:38Z
audio: Violin Concerto in E Major, BWV 1042: I. Allegro
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Violin Concerto in E Major, BWV 1042: II. Adagio
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Violin Concerto in A Minor, BWV 1041: III. Allegro assai
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Violin Concerto in G Minor, BWV 1056: II. Largo
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Violin Concerto in G Minor, BWV 1056: III. Presto
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Concerto for Two Violins and Orchestra in E Major, BWV 1043: I. Vivace
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Harpsichord Concerto No. 1 in D Minor, BWV 1052: I. Allegro
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Harpsichord Concerto No. 1 in D Minor, BWV 1052: II. Adagio
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Harpsichord Concerto No. 2 in E Major, BWV 1053: I. —
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Harpsichord Concerto No. 3 in D Major, BWV 1054: I. —
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subject of: OpenTimestamps Proof of Existence
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audio: Harpsichord Concerto No. 3 in D Major, BWV 1054: I. —
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Harpsichord Concerto No. 3 in D Major, BWV 1054: II. Adagio e Piano sempre
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Harpsichord Concerto No. 4 in A Major, BWV 1055: I. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Harpsichord Concerto No. 4 in A Major, BWV 1055: I. Allegro
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Harpsichord Concerto No. 5 in F Minor, BWV 1056: I. —
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Harpsichord Concerto No. 5 in F Minor, BWV 1056: I. —
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Harpsichord Concerto No. 5 in F Minor, BWV 1056: II. Largo
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  date published: 2026-07-07T16:07:00Z
audio: Harpsichord Concerto No. 5 in F Minor, BWV 1056: II. Largo
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Harpsichord Concerto No. 6. In F Major, BWV 1057: I. —
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  date published: 2026-07-08T08:56:20Z
audio: Harpsichord Concerto No. 6. In F Major, BWV 1057: I. —
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Concerto for Three Violins in D Major, BWV 1064R: I. Allegro
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Concerto for Three Violins in D Major, BWV 1064R: II. Adagio
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subject of: OpenTimestamps Proof of Existence
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J.S. Bach: Complete Edition, Vol. 1/10
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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    date published: 2026-07-08T03:53:27Z
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  audio: Concerto No. 2 in F Major, BWV 1047: I. —
track: Concerto No. 3 in G Major, BWV 1048: I. —
track: Concerto No. 4 in G Major, BWV 1049: II. Andante
track: Concerto No. 4 in G Major, BWV 1049: III. Presto
track: Concerto No. 5 in D Major, BWV 1050: I. Allegro
track: Concerto No. 5 in D Major, BWV 1050: III. Allegro
track: Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
track: Orchestral Suite No. 1 in C Major, BWV 1066: I. Ouverture
track: Orchestral Suite No. 2 in B Minor, BWV 1067: II. Rondeau
track: Orchestral Suite No. 2 in B Minor, BWV 1067: IV. Bourrée No. 1 - Bourrée No. 2
track: Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
track: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
track: Violin Concerto in E Major, BWV 1042: I. Allegro
track: Violin Concerto in D Minor, BWV 1052: I. — (Reconstructed from the Harpsichord Concerto, BWV 1052)

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date published: 2026-07-08T03:53:27Z

Concerto No. 2 in F Major, BWV 1047: I. —
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Concerto No. 3 in G Major, BWV 1048: I. —
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  date published: 2026-07-08T03:53:27Z
audio: Concerto No. 3 in G Major, BWV 1048: I. —
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Concerto No. 4 in G Major, BWV 1049: II. Andante
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Concerto No. 4 in G Major, BWV 1049: III. Presto
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Concerto No. 5 in D Major, BWV 1050: I. Allegro
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duration: PT9M47S
duration ms: 587360
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
in album: J.S. Bach: Complete Edition, Vol. 1/10
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genre: classical
genre: classical-piano
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfda95878b49a8bd55b5a896ef9e4dc78c2f58b3c225b786d06b5d84db6179e93. 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/NLY331406789.
  date published: 2026-07-08T03:53:27Z
audio: Concerto No. 5 in D Major, BWV 1050: I. Allegro
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Concerto No. 5 in D Major, BWV 1050: III. Allegro
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duration: PT5M11S
duration ms: 311720
explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
in album: J.S. Bach: Complete Edition, Vol. 1/10
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genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3479b15131afb6c98bc61d9b8c97304bff15988eeff1a0990e2c2773f5d23a50. 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/NLY331406791.
  date published: 2026-07-08T03:39:04Z
audio: Concerto No. 5 in D Major, BWV 1050: III. Allegro
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Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
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duration: PT4M42S
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explicit: false
by artist: Johann Sebastian Bach
by artist: Musica Amphion
by artist: Pieter-Jan Belder
in album: J.S. Bach: Complete Edition, Vol. 1/10
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genre: classical
genre: classical-piano
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additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
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Orchestral Suite No. 1 in C Major, BWV 1066: I. Ouverture
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by artist: Virtuosi Saxoniae
by artist: Ludwig Güttler
in album: J.S. Bach: Complete Edition, Vol. 1/10
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genre: classical
genre: classical-piano
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additional property: CopyrightID
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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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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Orchestral Suite No. 1 in C Major, BWV 1066: I. Ouverture
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Orchestral Suite No. 2 in B Minor, BWV 1067: II. Rondeau
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by artist: Virtuosi Saxoniae
by artist: Ludwig Güttler
in album: J.S. Bach: Complete Edition, Vol. 1/10
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genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Orchestral Suite No. 2 in B Minor, BWV 1067: II. Rondeau
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Orchestral Suite No. 2 in B Minor, BWV 1067: IV. Bourrée No. 1 - Bourrée No. 2
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Orchestral Suite No. 2 in B Minor, BWV 1067: IV. Bourrée No. 1 - Bourrée No. 2
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Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
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genre: classical
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Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
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subject of: OpenTimestamps Proof of Existence
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Violin Concerto in E Major, BWV 1042: I. Allegro
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Violin Concerto in D Minor, BWV 1052: I. — (Reconstructed from the Harpsichord Concerto, BWV 1052)
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  date published: 2026-07-08T03:53:27Z
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Rubens and the Music of His Time
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Een Muzikale Anthologie Der Noordelijke Nederlanden
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A Musical Anthology of the Northern Netherlands
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Lassus: Chansons
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Oboe passion - Arias & concertos by J.S. Bach & sons
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track: Liebster Jesu, mein Verlangen BWV 32: Liebster Jesu, mein Verlangen
track: Wer nur den lieben Gott läßt walten BWV 93: Ich will auf den Herren schaun
track: Ich bin vergnügt mit meinem Glücke BWV 84: Ich bin vergnügt mit meinem Glücke
track: Ich hatte viel Bekümmernis BWV 21: Seufzer, Tränen, Kummer, Not
track: Wer mich liebet, der wird mein Wort halten BWV 74: Komm, komm, mein Herze steht dir offen

The Dutch Harpsichord School: A Tribute to Gustav Leonhardt
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Corelli: Sonatas for Violin & Basso Continuo
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Weckman: Kammermusik & klaviermusik
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Johann Sebastian Bach: 6 Sonatas For Violin And Harpsichord
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J.S. Bach: Complete Edition, Vol. 3/10
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  subject of: OpenTimestamps Proof of Existence
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdf723dace29c8d539a3f05c2e6f8c445ff7d01799f676765b8208858d525cde. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLY331407433.
date published: 2026-06-13T15:41:10Z

Concerto in F Major, BWV 978: III. Allegro
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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  subject of: OpenTimestamps Proof of Existence
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track: Violin Sonata in D Minor, TWV 41:d3: III. Largo

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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:22:41Z

Oboe Sonata in G Minor, TWV 41:g6: III. Andante
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Concerto for Two Harpsichords and Strings in C Minor, BWV 1060: III. Allegro
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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  subject of: OpenTimestamps Proof of Existence
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track: Concerto for Two Harpsichords and Strings in C Minor, BWV 1062: I. Without Tempo Indication
track: Concerto for Four Harpsichords and Strings in A Minor, BWV 1065: II. Largo
track: Concerto for Three Harpsichords and Strings in D Minor, BWV 1063: II. Alla siciliana
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
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encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5d48cf3ebf2529f8498601a1db202fb62b3443ec900f019e0af9193132a8971. 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/NLN580578207.
date published: 2026-07-08T03:22:41Z

Concerto for Two Harpsichords and Strings in C Major, BWV 1061: III. Fuga
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additional property: Valence (Positivity)
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Bach: Da Gamba
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date published: 2008
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  by artist: L'Armonia Sonora
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  genre: classical
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b2348126a93a8e944301ae725d4bf7e58706c715a6517ae35c21e11b2826e0c. 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/DEY320801001.
    date published: 2026-07-08T03:53:27Z
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track: Sonata in D Major, BWV 1028: II. Allegro
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  by artist: Mieneke van der Velden
  by artist: Leo Van Doeselaar
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    type: MusicAlbum
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  genre: classical
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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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
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track: Sonata in G Minor, BWV 1029: II. Adagio

French Harpsichord Music, Vol. 1
type: MusicAlbum
date published: 2016-03-04

The Gentlemen Of The Chapel Royal
type: MusicAlbum
date published: 2002-01-01

Angels & Shepherds: A 17th Century Christmas
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date published: 1998-01-01
track: Musae Sioniae, Theil 6: No. 53. Es ist ein Ros entsprungen
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  by artist: Netherlands Bach Society
  by artist: Jos van Veldhoven
  by artist: Cappella Figuralis
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    date published: 1998-01-01
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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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
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track: Christmas Oratorio, BWV 248, Pt. 6, Cantata for the Feast of Epiphany: No. 59. Chorale, "Ich steh an deiner Krippen hier"
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  by artist: Netherlands Bach Society
  by artist: Jos van Veldhoven
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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
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
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Sweelinck the Complete Keyboard Works
type: MusicAlbum
date published: 2002-01-01

Constantijn Huygens: Pathodia Sacra & Pathodia Profana
type: MusicAlbum
date published: 2005-06-21

Arias for Soprano and Oboe from Cantatas by J.S. Bach
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date published: 1998-01-01

Love & Lament
type: MusicAlbum
date published: 2006-01-01

Monteverdi: Vespri di S. Giovanni Battista (reconstr. Frits Noske)
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date published: 1988-01-01

Just Bach
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date published: 2017-01-01

The Italian Origins of the Violoncello
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date published: 2016-01-15