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album: Baroque Flute Sonatas
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album: Bach, J.S.: Brandenburg Concertos
album: 40 Most Beautiful Chillout Classics
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Bach, JS: Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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  date published: 2026-07-02T11:38:34Z
audio: Bach, JS: Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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Bach, JS: Concerto for Flute, Violin and Harpsichord in A Minor, BWV 1044: II. Adagio ma non tanto e dolce
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genre: classical
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  date published: 2026-07-22T19:48:51Z
audio: Bach, JS: Concerto for Flute, Violin and Harpsichord in A Minor, BWV 1044: II. Adagio ma non tanto e dolce
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Bach, JS: Concerto for Flute, Violin and Harpsichord in A Minor, BWV 1044: III. Alla breve
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by artist: Amsterdam Baroque Orchestra
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by artist: Andrew Manze
by artist: Wilbert Hazelzet
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  date published: 2026-07-22T17:48:40Z
audio: Bach, JS: Concerto for Flute, Violin and Harpsichord in A Minor, BWV 1044: III. Alla breve
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Concerto in D Major for Transverse Flute, Strings and Basso Continuo: I. Moderato
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by artist: Wilbert Hazelzet
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by artist: Reinhard Goebel
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additional property: OTSVerifyInstructions
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  date published: 2026-07-02T05:09:12Z
audio: Concerto in D Major for Transverse Flute, Strings and Basso Continuo: I. Moderato
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Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
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by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T01:25:57Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
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Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
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  date published: 2026-07-06T07:53:57Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
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Brandenburg Concerto No. 6 In B-Flat Major, BWV 1051: 3. Allegro
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  date published: 2026-07-08T03:53:27Z
audio: Brandenburg Concerto No. 6 In B-Flat Major, BWV 1051: 3. Allegro
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Orchestral Suite No. 3 In D Major, BWV1068: 3. Gavotte I alternativement - 4. (Gavotte) II
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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. 3 In D Major, BWV1068: 3. Gavotte I alternativement - 4. (Gavotte) II
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Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuet - V. Trio - VI. Polonaise - VII. Trio
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duration: PT7M32S
duration ms: 452973
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by artist: Johann Sebastian Bach
by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
in album: Bach: Brandenburg Concertos; Orchestral Suites; Chamber Music
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popularity: 6
genre: classical
genre: classical-piano
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T08:27:05Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuet - V. Trio - VI. Polonaise - VII. Trio
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Concerto For Flute, Violin, Harpsichord, And Strings In A Minor, BWV 1044: 1. Allegro
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duration: PT8M13S
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by artist: Johann Sebastian Bach
by artist: Wilbert Hazelzet
by artist: Reinhard Goebel
by artist: Andreas Staier
by artist: Musica Antiqua Köln
in album: Bach: Brandenburg Concertos; Orchestral Suites; Chamber Music
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popularity: 4
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
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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
audio: Concerto For Flute, Violin, Harpsichord, And Strings In A Minor, BWV 1044: 1. Allegro
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Orchestral Suite No. 3 in D Major, BWV 1068: 5. Bourrée
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by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
in album: Bach: Brandenburg Concertos; Orchestral Suites; Chamber Music
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popularity: 2
genre: classical
genre: classical-piano
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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. 3 in D Major, BWV 1068: 5. Bourrée
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. (Allegro)
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by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
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popularity: 7
genre: classical
genre: classical-piano
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:50:41Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. (Allegro)
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Orchestral Suite No. 3 in D Major, BWV 1068: 6. Gigue
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by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
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popularity: 1
genre: classical
genre: classical-piano
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Orchestral Suite No. 3 in D Major, BWV 1068: 6. Gigue
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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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popularity: 6
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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popularity: 6
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T13:25:45Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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Orchestral Suite No. 1 in C Major, BWV 1066: I. Ouverture
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by artist: Reinhard Goebel
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Orchestral Suite No. 1 in C Major, BWV 1066: I. Ouverture
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Brandenburg Concerto No. 3 in G Major, BWV 1048: I. (Allegro)
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by artist: Reinhard Goebel
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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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  date published: 2026-07-06T06:56:49Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. (Allegro)
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Brandenburg Concerto No. 3 in G Major, BWV 1048: II. Allegro
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popularity: 7
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: II. Allegro
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Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro
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popularity: 7
genre: classical
genre: classical-piano
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:16:32Z
audio: Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro
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Orchestral Suite No. 1 in C Major, BWV 1066: V. Forlane
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popularity: 2
genre: classical
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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. 1 in C Major, BWV 1066: V. Forlane
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Brandenburg Concerto No. 4 In G Major, BWV 1049: 2. Andante
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by artist: Reinhard Goebel
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popularity: 5
genre: classical
genre: classical-piano
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T18:50:38Z
audio: Brandenburg Concerto No. 4 In G Major, BWV 1049: 2. Andante
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Brandenburg Concerto No. 4 In G Major, BWV 1049: 3. Presto
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popularity: 5
genre: classical
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 4 In G Major, BWV 1049: 3. Presto
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Suite No. 5 In G Minor, BWV 1070 (App. B)(Not Attributed To Bach): 2. Torneo (Allegretto)
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by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
in album: Bach: Brandenburg Concertos; Orchestral Suites; Chamber Music
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popularity: 1
genre: bhajan
genre: gregorian-chant
genre: medieval
genre: traditional-music
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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: 2026-07-08T03:53:27Z
audio: Suite No. 5 In G Minor, BWV 1070 (App. B)(Not Attributed To Bach): 2. Torneo (Allegretto)
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Brandenburg Concerto No. 5 In D Major, BWV 1050: 1. Allegro
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by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
in album: Bach: Brandenburg Concertos; Orchestral Suites; Chamber Music
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popularity: 7
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:50:41Z
audio: Brandenburg Concerto No. 5 In D Major, BWV 1050: 1. Allegro
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Orchestral Suite No. 1 In C Major, BWV 1066: X. Passepied I alternativement - XI. Passepied II
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by artist: Reinhard Goebel
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popularity: 2
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Orchestral Suite No. 1 In C Major, BWV 1066: X. Passepied I alternativement - XI. Passepied II
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Brandenburg Concerto No. 5 In D Major, BWV 1050: 2. Affettuoso
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by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
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popularity: 5
genre: classical
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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: Brandenburg Concerto No. 5 In D Major, BWV 1050: 2. Affettuoso
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Brandenburg Concerto No. 5 In D Major, BWV 1050: 3. Allegro
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popularity: 5
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-21T21:44:22Z
audio: Brandenburg Concerto No. 5 In D Major, BWV 1050: 3. Allegro
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Orchestral Suite No. 2 In B Minor, BWV 1067: 4. Bourrée I alternativement - 5. (Bourrée) II
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popularity: 2
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Orchestral Suite No. 2 In B Minor, BWV 1067: 4. Bourrée I alternativement - 5. (Bourrée) II
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Orchestral Suite No. 2 In B Minor, BWV 1067: 6. Polonaise - 6a. Double
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subject of: OpenTimestamps Proof of Existence
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Orchestral Suite No. 2 In B Minor, BWV 1067: 8. Badinerie
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J. S. Bach: Musikalisches Opfer BWV 1079; Sonata No. 2 in Es BWV 1031 für Flöte und Cembalo; Sonate Nr. 3 in E BWV 1035 für Flöte und Basso Continuo
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Clérambault: Orphée & Médée
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Mozart, Haydn & CPE Bach
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  subject of: OpenTimestamps Proof of Existence
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OpenTimestamps Proof of Existence
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Bach, CPE: Symphonies, Wq. 183: No. 3 in F Major: I. Allegro di molto
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    date published: 2026-07-08T03:20:19Z
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track: Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: II. Adagio
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    date published: 2026-07-08T03:53:27Z
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  subject of: OpenTimestamps Proof of Existence
  audio: Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
track: Bach: Magnificat, BWV 243: I. Chorus. "Magnificat anima mea Dominum"
track: Bach: Magnificat, BWV 243: IX. Aria. "Esurientes implevit bonis"
track: Telemann: Essercizii musici: Trio Sonata No. 6 for Flute, Viola da gamba and Continuo in B Minor, TWV 42:h4: I. Largo
track: Telemann: Essercizii musici: Trio Sonata No. 6 for Flute, Viola da gamba and Continuo in B Minor, TWV 42:h4: II. Vivace
track: Telemann: Essercizii musici: Trio Sonata No. 6 for Flute, Viola da gamba and Continuo in B Minor, TWV 42:h4: III. Dolce
track: Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 1: No. 1, Chor. "Jauchzet, frohlocket, auf, preiset die Tage"
track: Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 1: No. 4, Aria. "Bereite dich, Zion, mit zärtlichen Trieben"
track: Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 2: No. 10, Sinfonia
track: Bach, JS: Viola da Gamba Sonata No. 3 in G Minor, BWV 1029: I. Vivace
track: Bach, JS: Viola da Gamba Sonata No. 3 in G Minor, BWV 1029: II. Adagio
track: Bach, JS: Viola da Gamba Sonata No. 3 in G Minor, BWV 1029: III. Allegro

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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:53:27Z

Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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Bach: Magnificat, BWV 243: I. Chorus. "Magnificat anima mea Dominum"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Bach: Magnificat, BWV 243: I. Chorus. "Magnificat anima mea Dominum"
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Bach: Magnificat, BWV 243: IX. Aria. "Esurientes implevit bonis"
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Bach: Magnificat, BWV 243: IX. Aria. "Esurientes implevit bonis"
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Telemann: Essercizii musici: Trio Sonata No. 6 for Flute, Viola da gamba and Continuo in B Minor, TWV 42:h4: I. Largo
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subject of: OpenTimestamps Proof of Existence
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Telemann: Essercizii musici: Trio Sonata No. 6 for Flute, Viola da gamba and Continuo in B Minor, TWV 42:h4: II. Vivace
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  date published: 2026-07-08T08:56:20Z
audio: Telemann: Essercizii musici: Trio Sonata No. 6 for Flute, Viola da gamba and Continuo in B Minor, TWV 42:h4: II. Vivace
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  additional property: Loudness (dB)
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Telemann: Essercizii musici: Trio Sonata No. 6 for Flute, Viola da gamba and Continuo in B Minor, TWV 42:h4: III. Dolce
type: MusicRecording
duration: PT1M15S
duration ms: 75106
explicit: false
by artist: Georg Philipp Telemann
by artist: Ton Koopman
by artist: Wilbert Hazelzet
by artist: Marc Vallon
by artist: Jaap ter Linden
in album: Bach, Buxtehude & Telemann
  type: MusicAlbum
  date published: 2024-05-16
popularity: 7
isrc code: FRZ209310703
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: 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
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2302ec2bdaceba8a543e34b54bc030361964155932c7587f1f70540bafb901bd. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209310703.
  date published: 2026-07-08T03:20:19Z
audio: Telemann: Essercizii musici: Trio Sonata No. 6 for Flute, Viola da gamba and Continuo in B Minor, TWV 42:h4: III. Dolce
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Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 1: No. 1, Chor. "Jauchzet, frohlocket, auf, preiset die Tage"
type: MusicRecording
duration: PT7M47S
duration ms: 467234
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
by artist: Amsterdam Baroque Choir
in album: Bach, Buxtehude & Telemann
  type: MusicAlbum
  date published: 2024-05-16
popularity: 7
genre: classical
genre: classical-piano
isrc code: FRZ209616701
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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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 0xb25c4de22045150c01f1fb43b28f0a22d082a26c919fae1b12115a8601d0d5c3. 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/FRZ209616701.
  date published: 2026-07-08T03:22:41Z
audio: Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 1: No. 1, Chor. "Jauchzet, frohlocket, auf, preiset die Tage"
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  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 1: No. 4, Aria. "Bereite dich, Zion, mit zärtlichen Trieben"
type: MusicRecording
duration: PT5M11S
duration ms: 311821
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
by artist: Elisabeth Von Magnus
in album: Bach, Buxtehude & Telemann
  type: MusicAlbum
  date published: 2024-05-16
popularity: 6
genre: classical
genre: classical-piano
isrc code: FRZ209616704
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209616704
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 0xafff79fd0f3e33bb9905adbb02acfc0ede1dd7f53cb16bb00f941eebfd2468ad. 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/FRZ209616704.
  date published: 2026-07-08T03:53:27Z
audio: Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 1: No. 4, Aria. "Bereite dich, Zion, mit zärtlichen Trieben"
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  additional property: Tempo (BPM)
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  additional property: Danceability
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  additional property: Speechiness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 2: No. 10, Sinfonia
type: MusicRecording
duration: PT5M26S
duration ms: 326246
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
in album: Bach, Buxtehude & Telemann
  type: MusicAlbum
  date published: 2024-05-16
popularity: 6
genre: classical
genre: classical-piano
isrc code: FRZ209616710
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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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
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8678cd396ed0ab5503f07e9b278fdaa695999905a42212ac29f1a4b75a11585d. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ209616710.
  date published: 2026-07-08T03:20:19Z
audio: Bach, JS: Weihnachtsoratorium, BWV 248, Pt. 2: No. 10, Sinfonia
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Energy
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Bach, JS: Viola da Gamba Sonata No. 3 in G Minor, BWV 1029: I. Vivace
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duration: PT5M30S
duration ms: 330733
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Ton Koopman
in album: Bach, Buxtehude & Telemann
  type: MusicAlbum
  date published: 2024-05-16
popularity: 6
genre: classical
genre: classical-piano
isrc code: DEC628900705
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x064882981abf5bf4218f5281510c8a96090e0d86cff5763aa3af43e340c1faf7. 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/DEC628900705.
  date published: 2026-07-08T08:56:20Z
audio: Bach, JS: Viola da Gamba Sonata No. 3 in G Minor, BWV 1029: I. Vivace
  type: AudioObject
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  additional property: Musical Key
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    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Key Name
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Bach, JS: Viola da Gamba Sonata No. 3 in G Minor, BWV 1029: II. Adagio
type: MusicRecording
duration: PT5M59S
duration ms: 359360
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Ton Koopman
in album: Bach, Buxtehude & Telemann
  type: MusicAlbum
  date published: 2024-05-16
popularity: 6
genre: classical
genre: classical-piano
isrc code: DEC628900706
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfdc214a7a971ad7dbbf86aca6188c4a1ba501a3697f91e918eb9ecae6b135c53. 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/DEC628900706.
  date published: 2026-07-08T08:56:20Z
audio: Bach, JS: Viola da Gamba Sonata No. 3 in G Minor, BWV 1029: II. Adagio
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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  additional property: Key Name
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  additional property: Mode Name
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Bach, JS: Viola da Gamba Sonata No. 3 in G Minor, BWV 1029: III. Allegro
type: MusicRecording
duration: PT3M54S
duration ms: 234506
explicit: false
by artist: Johann Sebastian Bach
by artist: Jordi Savall
by artist: Ton Koopman
in album: Bach, Buxtehude & Telemann
  type: MusicAlbum
  date published: 2024-05-16
popularity: 6
genre: classical
genre: classical-piano
isrc code: DEC628900707
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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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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Telemann: Chamber Works
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Flute Music by Bach's Students
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Brandenburg Concerto No. 3 in G, BWV 1048: 3. Allegro
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Herz und Mund und Tat und Leben Cantata, BWV 147: Jesu joy of man's desiring
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Brandenburg Concerto No. 4 in G, BWV 1049: 1. Allegro
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Goldberg Variations, BWV 988: Aria da Capo
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Arioso (Adagio in G) from Cantata BWV 156 (Arr. by Lloyd Webber)
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audio: Arioso (Adagio in G) from Cantata BWV 156 (Arr. by Lloyd Webber)
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Violin Concerto No. 1 in A Minor, BWV 1041: I. (Allegro moderato)
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Mass in B Minor, BWV 232 / Kyrie: Kyrie eleison (I)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Mass in B Minor, BWV 232 / Kyrie: Kyrie eleison (I)
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Mass in B Minor, BWV 232 / Credo: Et incarnatus est
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by artist: English Baroque Soloists
by artist: John Eliot Gardiner
by artist: The Monteverdi Choir
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Mass in B Minor, BWV 232 / Credo: Et incarnatus est
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Brandenburg Concerto No. 2 in F, BWV 1047: 1. (Allegro)
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by artist: Hansheinz Schneeberger
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by artist: Manfred Clement
by artist: Pierre Thibaud
by artist: Hedwig Bilgram
by artist: Münchener Bach-Orchester
by artist: Karl Richter
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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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  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 2 in F, BWV 1047: 1. (Allegro)
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Suite for Cello Solo No. 4 in E-Flat Major, BWV 1010: VII. Gigue
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by artist: Pierre Fournier
in album: Bach 50, The Very Best Of Classical Music
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popularity: 2
genre: classical
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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: Suite for Cello Solo No. 4 in E-Flat Major, BWV 1010: VII. Gigue
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The Art Of Fugue, BWV 1080 - Version For String Quartet: Contrapunctus 4
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by artist: Emerson String Quartet
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popularity: 2
genre: classical
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: The Art Of Fugue, BWV 1080 - Version For String Quartet: Contrapunctus 4
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The Art Of Fugue, BWV 1080 - Version For String Quartet: Contrapunctus 5
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: The Art Of Fugue, BWV 1080 - Version For String Quartet: Contrapunctus 5
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Der Himmel lacht, die Erde jubilieret, Cantata BWV 31: 1. Sonata
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Der Himmel lacht, die Erde jubilieret, Cantata BWV 31: 1. Sonata
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Matthäus-Passion, BWV 244 / Zweiter Teil: No. 39 "Erbarme dich"
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by artist: English Baroque Soloists
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popularity: 2
genre: classical
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additional property: CopyrightID
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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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St. Matthew Passion, BWV 244 - Ed. Elgar, Atkins. Trans. Troutbeck. - Part One: Come ye daughters
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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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Matthäus-Passion, BWV 244 / Erster Teil: No. 1 "Kommt, ihr Töchter, helft mir klagen"
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Matthäus-Passion, BWV 244 / Erster Teil: No. 1 "Kommt, ihr Töchter, helft mir klagen"
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Passacaglia & Fugue in C Minor, BWV 582 - Live
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by artist: Czech Philharmonic
by artist: Leopold Stokowski
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Passacaglia & Fugue in C Minor, BWV 582 - Live
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Concerto For Harpsichord, Strings, And Continuo No. 5 In F Minor, BWV 1056: 1. (Allegro)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Concerto For Harpsichord, Strings, And Continuo No. 5 In F Minor, BWV 1056: 1. (Allegro)
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Concerto for Harpsichord, Strings & Continuo No. 1 in D Minor, BWV 1052: 1. 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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Concerto For Harpsichord, Strings, And Continuo No. 5 In F Minor, BWV 1056: 3. Presto
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subject of: OpenTimestamps Proof of Existence
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Schemellis Gesangbuch: "Mein Jesu! Was fur Seelenweh", BWV 487 - Live
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by artist: Czech Philharmonic
by artist: Leopold Stokowski
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popularity: 33
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T17:25:41Z
audio: Schemellis Gesangbuch: "Mein Jesu! Was fur Seelenweh", BWV 487 - Live
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Christmas Oratorio, BWV 248 / Part One - For The First Day Of Christmas: No. 1 Chorus: "Jauchzet, frohlocket"
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subject of: OpenTimestamps Proof of Existence
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Christmas Oratorio, BWV 248 / Part One - For The First Day Of Christmas: No. 4 Aria: " Bereite dich, Zion"
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Violin Concerto No. 2 in E Major, BWV 1042: II. Adagio
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Prelude in E-Flat Minor (WTK, Book I, No. 8), BWV 853 (Orch. Stokowski) - Live
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Organ Concerto in A minor, BWV 593 after Vivaldi's Concerto Op. 3 No. 8: 2. Adagio
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Bach para leer
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Perspectives
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C. P. E. Bach: Concertos
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Dornel: Suites for Traverso
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Bach: Works for Flute
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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
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5824d9ae17cb0a97bb52ac7049c896e6c9dd8d20a5df5642d4efeea3ecf310e. 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/NLK170800075.
date published: 2026-07-08T03:39:04Z

Ricercar a 6 - Musikales Opfer, BWV 1079
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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Stamitz, Bach, Abel, Haydn & Abingdon: Chamber Music for two Flutes, Viola and Cello (Destination London - Music for the Earl of Abingdon)
type: MusicAlbum
date published: 2007

C.P.E. Bach: Sonatas for Flute and Fortepiano
type: MusicAlbum
date published: 2006-01-01

Wilhelm Friedemann Bach: Flute Sonatas
type: MusicAlbum
date published: 2005-08-18

Bach, J.S.: Cello Suites Nos. 1-3 (Arr. for Flute) / Flute Partita, Bwv 1013
type: MusicAlbum
date published: 2004-01-01
track: Flute Partita in A Minor, BWV 1013: I. Allemande
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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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    date published: 2026-07-08T08:56:20Z
  audio: Flute Partita in A Minor, BWV 1013: I. Allemande
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Kleinknecht: 5 Sonate da Camera
type: MusicAlbum
date published: 2002-08-19

Haydn: The Trios for Fortepiano, Flute and Violoncello
type: MusicAlbum
date published: 2002-08-19

C.P.E. Bach: Flute Sonatas
type: MusicAlbum
date published: 2002-08-19

Bach: Five Flute Trio's
type: MusicAlbum
date published: 2002-08-19

Telemann: Nouveaux quatuors "Paris Quartets"
type: MusicAlbum
date published: 2000-06-01
track: Telemann: Nouveaux quatuors "Paris Quartets", No. 1 in D Major, TWV 43:D3: II. Tendrement
track: Telemann: Nouveaux quatuors "Paris Quartets", No. 6 in E Minor, TWV 43:e4: VI. Modéré
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  by artist: Trio Sonnerie
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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
    type: DigitalDocument
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d91f724ecd3818d075b9b3edb7b3eb2c5ab6c4fbc1c007bd2fcea7e9ad9191f. 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/GBAYC9003377.
    date published: 2026-07-08T03:53:27Z
  audio: Telemann: Nouveaux quatuors "Paris Quartets", No. 6 in E Minor, TWV 43:e4: VI. Modéré
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Telemann: 4th Book of Flute Quartets
type: MusicAlbum
date published: 1996-11-01

Pierre Philidor: Flute Suites
type: MusicAlbum
date published: 1994-03-04

Music at the Court of Louis Quatorze
type: MusicAlbum
date published: 1993-04-26

Locatelli: 4 Flute Sonatas
type: MusicAlbum
date published: 1986-01-04

Clérambault: Orphée: Récitatif: "Pluton surpris" - Air: "Chantez la victoire"
type: MusicAlbum
date published: 2022-07-01

Boismortier: The Galant Frenchman
type: MusicAlbum
date published: 2024-03-15

Antonio Vivaldi & Other Baroque Greats: Musica Antiqua Köln
type: MusicAlbum
date published: 2024-08-08

Bach, J.S.: Brandenburg Concertos
type: MusicAlbum
date published: 1987-01-01
track: Brandenburg Concerto No. 1 in F Major, BWV 1046: I. (Allegro)
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    date published: 1987-01-01
  genre: classical
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058603561
  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 0x7809a8c95345232df22415618e494a77c1de6d7cad99a9e84b546962039af31b. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058603561.
    date published: 2026-07-02T03:30:09Z
  audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: I. (Allegro)
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track: Brandenburg Concerto No. 5 In D Major, BWV 1050: 1. Allegro
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  genre: classical
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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: 2026-06-13T13:32:09Z
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  subject of: OpenTimestamps Proof of Existence
  audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
track: Brandenburg Concerto No. 5 In D Major, BWV 1050: 2. Affettuoso
track: Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
track: Brandenburg Concerto No. 5 In D Major, BWV 1050: 3. Allegro
track: Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuet - V. Trio - VI. Polonaise - VII. Trio
track: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. (Allegro)
track: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
track: Brandenburg Concerto No. 6 In B-Flat Major, BWV 1051: 3. Allegro
track: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
track: Concerto For Flute, Violin, Harpsichord, And Strings In A Minor, BWV 1044: 1. Allegro
track: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. (Allegro)
track: Brandenburg Concerto No. 3 in G Major, BWV 1048: II. Allegro
track: Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro
track: Brandenburg Concerto No. 4 In G Major, BWV 1049: 2. Andante
track: Brandenburg Concerto No. 4 In G Major, BWV 1049: 3. Presto

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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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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x27b8cadb17565ace613c686ddc8f54be19edadedfe4b6a9770144c9f1be4c22a. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058603562.
date published: 2026-07-02T03:55:08Z

Brandenburg Concerto No. 1 in F Major, BWV 1046: II. Adagio
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Brandenburg Concerto No. 5 In D Major, BWV 1050: 2. Affettuoso
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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: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 5 In D Major, BWV 1050: 2. Affettuoso
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Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
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duration: PT4M2S
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by artist: Johann Sebastian Bach
by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
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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
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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: 2026-07-02T03:30:09Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: III. Allegro
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Brandenburg Concerto No. 5 In D Major, BWV 1050: 3. Allegro
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duration: PT5M6S
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by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
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genre: classical-piano
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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: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 5 In D Major, BWV 1050: 3. Allegro
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Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuet - V. Trio - VI. Polonaise - VII. Trio
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by artist: Johann Sebastian Bach
by artist: Musica Antiqua Köln
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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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  date published: 2026-07-02T05:09:12Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuet - V. Trio - VI. Polonaise - VII. Trio
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. (Allegro)
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by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
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genre: classical
genre: classical-piano
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. (Allegro)
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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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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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  date published: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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Brandenburg Concerto No. 6 In B-Flat Major, BWV 1051: 3. Allegro
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by artist: Reinhard Goebel
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genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 6 In B-Flat Major, BWV 1051: 3. Allegro
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Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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genre: classical
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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
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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Concerto For Flute, Violin, Harpsichord, And Strings In A Minor, BWV 1044: 1. Allegro
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duration: PT8M12S
duration ms: 492973
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by artist: Johann Sebastian Bach
by artist: Wilbert Hazelzet
by artist: Reinhard Goebel
by artist: Andreas Staier
by artist: Musica Antiqua Köln
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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
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T06:56:49Z
audio: Concerto For Flute, Violin, Harpsichord, And Strings In A Minor, BWV 1044: 1. Allegro
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Brandenburg Concerto No. 3 in G Major, BWV 1048: I. (Allegro)
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by artist: Musica Antiqua Köln
by artist: Reinhard Goebel
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genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. (Allegro)
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Brandenburg Concerto No. 3 in G Major, BWV 1048: II. Allegro
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by artist: Musica Antiqua Köln
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genre: classical-piano
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: II. Allegro
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Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro
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by artist: Reinhard Goebel
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genre: classical-piano
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 4 In G Major, BWV 1049: 1. Allegro
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Brandenburg Concerto No. 4 In G Major, BWV 1049: 2. Andante
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duration: PT3M19S
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by artist: Musica Antiqua Köln
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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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  date published: 2026-07-02T03:55:08Z
audio: Brandenburg Concerto No. 4 In G Major, BWV 1049: 2. Andante
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Brandenburg Concerto No. 4 In G Major, BWV 1049: 3. Presto
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by artist: Reinhard Goebel
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Brandenburg Concerto No. 4 In G Major, BWV 1049: 3. Presto
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40 Most Beautiful Chillout Classics
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track: Delius: On Hearing the First Cuckoo in Spring
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Pachelbel / Arr. Paillard: Canon and Gigue in D Major: Canon
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Chopin: Piano Concerto No. 1 in E Minor, Op. 11: II. Romance. Larghetto
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Copland: Appalachian Spring: XI. Thema & Variations. The Gift to Be Simple (1944 Version)
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Zipoli : Adagio
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Mendelssohn: Violin Concerto in E Minor, Op. 64, MWV O14: II. Andante
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Mahler: Symphony No. 5 in C-Sharp Minor: IV. Adagietto. Sehr langsam
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Rachmaninov: Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto
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subject of: OpenTimestamps Proof of Existence
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audio: Rachmaninov: Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto
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Albinoni: Oboe Concerto in D Minor, Op. 9 No. 2: II. Adagio
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subject of: OpenTimestamps Proof of Existence
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Vivaldi: Concerto for Two Mandolins in G Major, RV 532: I. Allegro
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subject of: OpenTimestamps Proof of Existence
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Pachelbel: Canon and Gigue for Three Violins and Continuo in D Major: Canon
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Pachelbel: Canon and Gigue for Three Violins and Continuo in D Major: Canon
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Delibes: Coppélia, Act 3: No. 20c, Fête de la cloche. La prière
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Telemann: Trumpet Concerto in D Major, TWV 51:D7: I. Adagio
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audio: Telemann: Trumpet Concerto in D Major, TWV 51:D7: I. Adagio
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Mozart: Horn Concerto No. 4 in E-Flat Major, K. 495: II. Romance. Andante cantabile
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Marcello: Oboe Concerto in C Minor: II. Adagio
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    date published: 2026-07-02T03:55:08Z
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    date published: 2026-07-02T03:55:08Z
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track: Bach, JS: Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto. Trio I - Polacca - Trio II
track: Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. —
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track: Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
track: Bach, JS: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. —
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track: Bach, JS: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
track: Bach, JS: Concerto for Flute, Violin and Harpsichord in A Minor, BWV 1044: I. Allegro
track: Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro
track: Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
track: Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
track: Bach, JS: Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
track: Bach, JS: Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
track: Bach, JS: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: I. —
track: Bach, JS: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
track: Bach, JS & Koopman: Keyboard Concerto No. 8 in D Minor, BWV 1059: I. Allegro
track: Bach, JS: Concerto for Flute, Violin and Harpsichord in A Minor, BWV 1044: II. Adagio ma non tanto e dolce
track: Bach, JS: Concerto for Flute, Violin and Harpsichord in A Minor, BWV 1044: III. Alla breve

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subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0be5e2de6d656a782b8182b43155cf3c3e0f2d41e867c065b44164770ff7961. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301504.
  date published: 2026-07-02T03:55:08Z
audio: Bach, JS: Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto. Trio I - Polacca - Trio II
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. —
type: MusicRecording
duration: PT5M40S
duration ms: 340160
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
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  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208301601
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/FRZ208301601
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 0x4195b6321fbbbd4e7b366e5523e4c093b9e312a93a0b98d1bb5f4fb475c69b43. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), 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/FRZ208301601.
  date published: 2026-06-13T13:32:09Z
audio: Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. —
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Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: II. Adagio
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duration: PT3M8S
duration ms: 188800
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
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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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
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301602
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 0x4f662fa4ae76d6353b5fcd5c8e3256e3c389af963a07d1ba373341b7dad7976d. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301602.
  date published: 2026-07-02T03:55:08Z
audio: Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: II. Adagio
  type: AudioObject
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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  additional property: Mode Name
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Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
type: MusicRecording
duration: PT4M43S
duration ms: 283666
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208301603
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
  value: https://blockstream.info/api/block-height/956304
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301603
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57d4dcb90114e07a5542b2c2bcc7092afd2f6ed620022ee937dd5421bc4151a4. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301603.
  date published: 2026-07-02T03:55:08Z
audio: Bach, JS: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
  type: AudioObject
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Energy
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Bach, JS: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. —
type: MusicRecording
duration: PT5M20S
duration ms: 320000
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
by artist: Alison Bury
by artist: Crispian Steele-Perkins
by artist: Ku Ebbinge
by artist: Ricardo Kanji
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208301701
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93937a7918793bfb5e94c8d279c1e31764f4ce667cc4a6de4d027555c87ddbb7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301701.
  date published: 2026-07-02T03:55:08Z
audio: Bach, JS: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. —
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Bach, JS: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
type: MusicRecording
duration: PT3M54S
duration ms: 234000
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
by artist: Alison Bury
by artist: Crispian Steele-Perkins
by artist: Ku Ebbinge
by artist: Ricardo Kanji
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208301702
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: 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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc7487640dc4f5c3204503fa6651f1e0f86d8313492a9d6cbe67121e72cd8f0e. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301702.
  date published: 2026-07-02T03:55:08Z
audio: Bach, JS: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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  additional property: Mode (Major/Minor)
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
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Bach, JS: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
type: MusicRecording
duration: PT2M59S
duration ms: 179000
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
by artist: Alison Bury
by artist: Crispian Steele-Perkins
by artist: Ku Ebbinge
by artist: Ricardo Kanji
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
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  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208301703
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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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 0x6968a74e38de1c76dc127e354974a766dfb11df484b4140a7f792df5d947362d. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301703.
  date published: 2026-07-02T05:09:12Z
audio: Bach, JS: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
  type: AudioObject
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Valence (Positivity)
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Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro
type: MusicRecording
duration: PT6M56S
duration ms: 416466
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
by artist: Monica Huggett
by artist: Reine-Marie Verhagen
by artist: Ricardo Kanji
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: classical-piano
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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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
  type: PropertyValue
  value: 2026-07-02T11:38:34Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0030ab158e59e439a87209a1cdf3eba4f2e5cef9927ba0ae13ceca5e3a63320. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301801.
  date published: 2026-07-02T11:38:34Z
audio: Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: I. Allegro
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
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Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
type: MusicRecording
duration: PT4M4S
duration ms: 244000
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
by artist: Monica Huggett
by artist: Reine-Marie Verhagen
by artist: Ricardo Kanji
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208301802
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301802
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T01:25:57Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x51a8e4e388a74ac845bec5b169720377c5c15660f55af93ea5f66f3010b1b6c1. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), 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/FRZ208301802.
  date published: 2026-07-06T01:25:57Z
audio: Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Key Name
    type: PropertyValue
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Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
type: MusicRecording
duration: PT4M26S
duration ms: 266733
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
by artist: Monica Huggett
by artist: Reine-Marie Verhagen
by artist: Ricardo Kanji
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208301803
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301803
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T07:53:57Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfb932947d299aae742255e44056a7e532fb3f78d359eb6ff3b1cea2daeaf069. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), 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/FRZ208301803.
  date published: 2026-07-06T07:53:57Z
audio: Bach, JS: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Mode (Major/Minor)
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    type: PropertyValue
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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Bach, JS: Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
type: MusicRecording
duration: PT5M17S
duration ms: 317973
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
by artist: Wilbert Hazelzet
by artist: Roy Goodman
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208301903
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:24:00+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x1143e34706b7665ba9ffce568807b77654b5b5acc95cc63357568b15ee947e16
additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957043
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208301903
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T13:52:39Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1143e34706b7665ba9ffce568807b77654b5b5acc95cc63357568b15ee947e16. Chain 2 (Bitcoin): anchored in block 957043 (2026-07-07T13:52:39Z), 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/FRZ208301903.
  date published: 2026-07-07T13:52:39Z
audio: Bach, JS: Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.373
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
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    value: -23.738
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
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Bach, JS: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: I. —
type: MusicRecording
duration: PT6M11S
duration ms: 371373
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
by artist: Christophe Coin
by artist: Jaap Ter Linden
by artist: Jan Schlapp
by artist: Sarah Cunningham
by artist: Trevor Jones
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208302001
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208302001
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc10195d52900a83f2e60917539ad124f944e25b58270bbdeee77f8df9edc7716. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208302001.
  date published: 2026-07-02T03:55:08Z
audio: Bach, JS: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: I. —
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
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  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
    type: PropertyValue
    value: 0.925
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.883
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.539
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.454
  additional property: Key Name
    type: PropertyValue
    value: A
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    type: PropertyValue
    value: Major

Bach, JS: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
type: MusicRecording
duration: PT5M2S
duration ms: 302426
explicit: false
by artist: Johann Sebastian Bach
by artist: Amsterdam Baroque Orchestra
by artist: Ton Koopman
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208302002
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208302002
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T17:28:41Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfafcde27bb7420dabff3625324458be6ad37c2f525824edaf6b9781839b11a88. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-21T17:28:41Z), 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/FRZ208302002.
  date published: 2026-07-21T17:28:41Z
audio: Bach, JS: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
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  additional property: Mode Name
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Bach, JS & Koopman: Keyboard Concerto No. 8 in D Minor, BWV 1059: I. Allegro
type: MusicRecording
duration: PT5M20S
duration ms: 320226
explicit: false
by artist: Johann Sebastian Bach
by artist: Ton Koopman
by artist: Amsterdam Baroque Orchestra
in album: Bach: Brandenburg Concertos Nos. 1 - 6 - Concertos, BWV 1044 & 1059
  type: MusicAlbum
  date published: 1985-01-01
genre: classical
genre: classical-piano
isrc code: FRZ208901601
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957056
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208901601
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T23:13:52Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x698a0ec21a0cd9e18f4640a9c3ae969605c193e2723f7b99d7716102de9bc8f0. Chain 2 (Bitcoin): anchored in block 957056 (2026-07-21T23:13:52Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208901601.
  date published: 2026-07-21T23:13:52Z
audio: Bach, JS & Koopman: Keyboard Concerto No. 8 in D Minor, BWV 1059: I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 118.845
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
    type: PropertyValue
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  additional property: Danceability
    type: PropertyValue
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  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
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  additional property: Acousticness
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    date published: 2026-07-02T03:55:08Z
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track: Concerto in B-Flat Major for 3 Oboes, 3 Violins and Basso Continuo: III. Allegro
track: Concerto in D Minor for 2 Chalumeaux, Strings and Basso Continuo: I. Largo

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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
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Concerto in D Minor for 2 Chalumeaux, Strings and Basso Continuo: I. Largo
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subject of: OpenTimestamps Proof of Existence
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