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album: Sinfonia Melodica - Works by Telemann
album: Bach: Cantatas - Listening Guide
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The Four Seasons, Violin Concerto in F Minor, RV 297 "Winter": II. Largo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
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Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
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3 Gymnopédies: No. 3 in A Minor. Lent et grave
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: 3 Gymnopédies: No. 3 in A Minor. Lent et grave
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Swan Lake, Op. 20, Act II: No. 10, Scene. Moderato
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Swan Lake, Op. 20, Act II: No. 10, Scene. Moderato
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La Gioconda, Op. 9, Act III: Dance of the Hours (Excerpt)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
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Piano Concerto No. 27 in B-Flat Major, K. 595: III. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
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Deux Chansons, Op. 15: No. 2, Chanson de Matin
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Deux Chansons, Op. 15: No. 2, Chanson de Matin
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. Allegro
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by artist: Il Giardino Armonico
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genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. Allegro
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Over the Rainbow (From "The Wizard of Oz") [Arr. for Trumpet & Orchestra]
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by artist: Harold Arlen
by artist: Lucienne Renaudin Vary
by artist: Orchestre National de Lille
by artist: Roberto Rizzi Brignoli
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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: 2026-06-13T13:32:09Z
audio: Over the Rainbow (From "The Wizard of Oz") [Arr. for Trumpet & Orchestra]
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6 Lieder ohne Worte, Book 6, Op. 67: II. Allegro leggiero
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by artist: Leif Ove Andsnes
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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: 2026-06-17T19:07:14Z
audio: 6 Lieder ohne Worte, Book 6, Op. 67: II. Allegro leggiero
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Waltzes, Op. 34: No. 2, Lento in A Minor
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duration: PT6M5S
duration ms: 365383
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by artist: Frédéric Chopin
by artist: Ingrid Fliter
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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: 2026-07-02T03:30:09Z
audio: Waltzes, Op. 34: No. 2, Lento in A Minor
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Harpsichord Suite No. 4 in D Minor, HWV 437: III. Sarabande
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duration: PT3M26S
duration ms: 206333
explicit: false
by artist: George Frideric Handel
by artist: Alex Briger
by artist: Academy of St. Martin in the Fields
in album: Classical Study Focus Music
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genre: classical
genre: opera
genre: early-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: Harpsichord Suite No. 4 in D Minor, HWV 437: III. Sarabande
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Variations on an Original Theme, Op. 36 "Enigma": Theme. Andante
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duration: PT1M21S
duration ms: 81626
explicit: false
by artist: Edward Elgar
by artist: Sir Adrian Boult
by artist: London Symphony Orchestra
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genre: classical
genre: late-romantic-era
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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
  type: DigitalDocument
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  date published: 2026-06-17T19:07:14Z
audio: Variations on an Original Theme, Op. 36 "Enigma": Theme. Andante
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Serenade No. 13 in G Major, K. 525 "Eine kleine Nachtmusik": II. Romanze. Andante
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duration: PT5M44S
duration ms: 344600
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by artist: Sir Neville Marriner
by artist: Academy of St. Martin in the Fields
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  date published: 2024-03-02
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genre: classical-era
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genre: opera
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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: 2026-07-02T03:30:09Z
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Piano Concerto No. 25 in C Major, K. 503: III. Allegretto
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  date published: 2026-07-02T03:30:09Z
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Symphony No. 3 in D Major, D. 200: II. Allegretto
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  date published: 2026-07-02T03:30:09Z
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7 Fantasias, Op. 116: No. 6, Intermezzo in E Major. Andantino teneramente
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  date published: 2026-07-02T03:30:09Z
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Piano Concerto No. 20 in D Minor, K. 466: II. Romance
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4 Impromptus, Op. 90, D. 899: No. 3 in G-Flat Major
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Sicilienne in E-Flat Major
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Symphony No. 94 in G Major, Hob. I:94 "Surprise": IV. Finale. Allegro di molto
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC1200223
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdf8e634c443f5896863ad8fe84ac9e338b9553f2512435803926948e1ac5cd91. 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/GBAYC1200223.
  date published: 2026-07-02T03:30:09Z
audio: Symphony No. 94 in G Major, Hob. I:94 "Surprise": IV. Finale. Allegro di molto
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 145.122
  additional property: Musical Key
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    value: 7
  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
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  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.908
  additional property: Instrumentalness
    type: PropertyValue
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  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.495
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.624
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
type: MusicRecording
duration: PT4M8S
duration ms: 248160
explicit: false
by artist: Johann Sebastian Bach
by artist: John Eliot Gardiner
by artist: English Baroque Soloists
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: FRZ208303602
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T03:40:50+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc15f2ffeda47f612f9cf436d755729352c36d003e277a951daab25f5bde7342a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208303602
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc15f2ffeda47f612f9cf436d755729352c36d003e277a951daab25f5bde7342a. 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/FRZ208303602.
  date published: 2026-07-02T03:30:09Z
audio: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 99.788
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.207
  additional property: Energy
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    value: 0.13
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.865
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.003
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.136
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.63
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Carmen Suite No. 1: III. Intermezzo
type: MusicRecording
duration: PT2M43S
duration ms: 163916
explicit: false
by artist: Georges Bizet
by artist: Marko Letonja
by artist: Orchestre Philharmonique De Strasbourg
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
genre: classical
genre: opera
isrc code: GBAYC2100024
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T03:38:26+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x63b17d594564ff68edcca45e6c5243b7e5e500e3603781557de315a47d1624ce
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC2100024
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x63b17d594564ff68edcca45e6c5243b7e5e500e3603781557de315a47d1624ce. 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/GBAYC2100024.
  date published: 2026-07-02T03:30:09Z
audio: Carmen Suite No. 1: III. Intermezzo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 94.254
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.209
  additional property: Energy
    type: PropertyValue
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  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.819
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.923
  additional property: Liveness
    type: PropertyValue
    value: 0.131
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -28.907
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Brandenburg Concerto No. 3 in G Major, BWV 1048: I. (No Tempo Marking)
type: MusicRecording
duration: PT5M8S
duration ms: 308120
explicit: false
by artist: Johann Sebastian Bach
by artist: Anthony Halstead
by artist: Hanover Band
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: GBAYD9100673
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T22:39:07+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x08cb678d983bd4f8d1f7d5225ac6998bff4b10ff17ae23ed4f3563c1acf6163d
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYD9100673
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08cb678d983bd4f8d1f7d5225ac6998bff4b10ff17ae23ed4f3563c1acf6163d. 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/GBAYD9100673.
  date published: 2026-07-02T03:30:09Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. (No Tempo Marking)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 123.48
  additional property: Musical Key
    type: PropertyValue
    value: 6
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.568
  additional property: Energy
    type: PropertyValue
    value: 0.326
  additional property: Speechiness
    type: PropertyValue
    value: 0.044
  additional property: Acousticness
    type: PropertyValue
    value: 0.799
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.766
  additional property: Liveness
    type: PropertyValue
    value: 0.278
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.923
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.022
  additional property: Key Name
    type: PropertyValue
    value: F#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Clarinet Concerto in A Major, K. 622: II. Adagio
type: MusicRecording
duration: PT6M34S
duration ms: 394560
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Claudio Abbado
by artist: Sabine Meyer
by artist: Berliner Philharmoniker
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
genre: classical
genre: classical-era
genre: classical-piano
genre: opera
genre: chamber-music
genre: concerto
isrc code: GBAYC9803207
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-02T02:29:46+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb687e82b600ad492b1dfaa6c73aa26b8847945cf9cc6f4484d61001c425fb27a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9803207
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb687e82b600ad492b1dfaa6c73aa26b8847945cf9cc6f4484d61001c425fb27a. 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/GBAYC9803207.
  date published: 2026-07-02T03:30:09Z
audio: Clarinet Concerto in A Major, K. 622: II. Adagio
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 119.203
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.15
  additional property: Energy
    type: PropertyValue
    value: 0.012
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.976
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.191
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.096
  additional property: Loudness (dB)
    type: PropertyValue
    value: -29.202
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Peer Gynt Suite No. 1, Op. 46: I. Morning Mood
type: MusicRecording
duration: PT3M50S
duration ms: 230826
explicit: false
by artist: Edvard Grieg
by artist: Jeffrey Tate
by artist: Berliner Philharmoniker
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
genre: classical
genre: late-romantic-era
genre: norwegian-classical
isrc code: GBAYC9000068
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T21:35:18+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xc6519245a32e06c53ffcf4e488fff2845904e4b2167ea375c18c9eddc227d09f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC9000068
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6519245a32e06c53ffcf4e488fff2845904e4b2167ea375c18c9eddc227d09f. 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/GBAYC9000068.
  date published: 2026-07-02T03:30:09Z
audio: Peer Gynt Suite No. 1, Op. 46: I. Morning Mood
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 146.648
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.139
  additional property: Energy
    type: PropertyValue
    value: 0.008
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.959
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.894
  additional property: Liveness
    type: PropertyValue
    value: 0.175
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.037
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.327
  additional property: Key Name
    type: PropertyValue
    value: E
  additional property: Mode Name
    type: PropertyValue
    value: Major

Adagio for Strings
type: MusicRecording
duration: PT8M57S
duration ms: 537426
explicit: false
by artist: Samuel Barber
by artist: Sir Simon Rattle
by artist: Berliner Philharmoniker
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
isrc code: GBAYC0902894
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-21T02:36:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x8e6f5bbcf899c27f6e2dff6cc4bf3d4a57c3e6f46115e5d0d9f5ae7b0ec6b2cf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956302
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956302
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAYC0902894
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:30:09Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e6f5bbcf899c27f6e2dff6cc4bf3d4a57c3e6f46115e5d0d9f5ae7b0ec6b2cf. 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/GBAYC0902894.
  date published: 2026-07-02T03:30:09Z
audio: Adagio for Strings
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.379
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.064
  additional property: Energy
    type: PropertyValue
    value: 0.074
  additional property: Speechiness
    type: PropertyValue
    value: 0.054
  additional property: Acousticness
    type: PropertyValue
    value: 0.974
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.861
  additional property: Liveness
    type: PropertyValue
    value: 0.28
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.031
  additional property: Loudness (dB)
    type: PropertyValue
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The Planets, Op. 32: I. Mars, the Bringer of War. Allegro
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by artist: Sir Simon Rattle
by artist: Berliner Philharmoniker
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: The Planets, Op. 32: I. Mars, the Bringer of War. Allegro
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Keyboard Concerto in F Minor, BWV 1056: I. Allegro
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by artist: Bernard Labadie
by artist: Alexandre Tharaud
by artist: Les Violons du Roy
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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: Keyboard Concerto in F Minor, BWV 1056: I. Allegro
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String Quintet No. 3 in C Major, K. 515: II. Menuetto. Allegretto
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by artist: Antoine Tamestit
by artist: Quatuor Ébène
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genre: classical-piano
genre: opera
genre: chamber-music
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:30:09Z
audio: String Quintet No. 3 in C Major, K. 515: II. Menuetto. Allegretto
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Concerto for 2 Keyboards, BWV 1060: II. Adagio
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duration: PT6M13S
duration ms: 373173
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by artist: Johann Sebastian Bach
by artist: Jean-Pierre Wallez
by artist: Jean-Philippe Collard
by artist: Michel Béroff
by artist: Orchestre de chambre de Paris
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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: Concerto for 2 Keyboards, BWV 1060: II. Adagio
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String Quintet No. 3 in C Major, K. 515: IV. Allegro
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by artist: Antoine Tamestit
by artist: Quatuor Ébène
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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: String Quintet No. 3 in C Major, K. 515: IV. Allegro
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Cello Suite No. 1 in G Major, BWV 1007: I. Prelude
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by artist: Gautier Capuçon
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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: Cello Suite No. 1 in G Major, BWV 1007: I. Prelude
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Harpsichord Concerto No. 5 in F Minor, BWV 1056: I. Arioso (Arr. Cortot)
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subject of: OpenTimestamps Proof of Existence
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Piano Sonata No. 12 in F Major, K. 332: II. Adagio
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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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Frühlingstimmen, Op. 410
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Frühlingstimmen, Op. 410
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Keyboard Concerto in D Minor, BWV 974: II. Adagio
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T05:09:12Z
audio: Keyboard Concerto in D Minor, BWV 974: II. Adagio
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Oboe Concerto in C Minor, TWV 51:c1: II. Allegro (Arr. for Trumpet)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-02T03:55:08Z
audio: Oboe Concerto in C Minor, TWV 51:c1: II. Allegro (Arr. for Trumpet)
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Concerto for Flute and Harp, K. 299: II. Andantino
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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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Violin Concerto No. 1 in A Minor, BWV 1041: I. -
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subject of: OpenTimestamps Proof of Existence
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audio: Violin Concerto No. 1 in A Minor, BWV 1041: I. -
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Consolations, S. 172: III. Lento placido
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  value: https://explorer.copyrightchains.com/tx/0xbbc3a538ea1573f92c9dca232824deb5e879e0091ca4cfb0dea27fdeb5ce402a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
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/GBAYC1900263
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbbc3a538ea1573f92c9dca232824deb5e879e0091ca4cfb0dea27fdeb5ce402a. 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/GBAYC1900263.
  date published: 2026-07-02T03:55:08Z
audio: Consolations, S. 172: III. Lento placido
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 98.187
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.247
  additional property: Energy
    type: PropertyValue
    value: 0.007
  additional property: Speechiness
    type: PropertyValue
    value: 0.033
  additional property: Acousticness
    type: PropertyValue
    value: 0.984
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.899
  additional property: Liveness
    type: PropertyValue
    value: 0.121
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.142
  additional property: Loudness (dB)
    type: PropertyValue
    value: -35.749
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Major

Theme from "Schindler's List"
type: MusicRecording
duration: PT5M4S
duration ms: 304640
explicit: false
by artist: John Williams
by artist: Ian Sutherland
by artist: Tasmin Little
by artist: New World Philharmonic Orchestra
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
isrc code: GBAYC9400241
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-04T12:03:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x908eaf6125cee02138b7535bdb453a3f37d73fb3f64f19c95c5670147e3f1efa
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
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/GBAYC9400241
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x908eaf6125cee02138b7535bdb453a3f37d73fb3f64f19c95c5670147e3f1efa. 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/GBAYC9400241.
  date published: 2026-07-02T03:55:08Z
audio: Theme from "Schindler's List"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 105.483
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.159
  additional property: Energy
    type: PropertyValue
    value: 0.115
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.842
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.907
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.04
  additional property: Loudness (dB)
    type: PropertyValue
    value: -23.057
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Prélude, Fugue et Variation, Op. 18: I. Prélude. Andantino
type: MusicRecording
duration: PT3M24S
duration ms: 204253
explicit: false
by artist: César Franck
by artist: Mariam Batsashvili
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
genre: chamber-music
isrc code: GBAYC2102813
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-22T04:02:54+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe53a84513b1bd8d08bf1f0f3fe1c91dec1b9cd719fb84c67435e6a14776e740c
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
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/GBAYC2102813
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe53a84513b1bd8d08bf1f0f3fe1c91dec1b9cd719fb84c67435e6a14776e740c. 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/GBAYC2102813.
  date published: 2026-07-02T03:55:08Z
audio: Prélude, Fugue et Variation, Op. 18: I. Prélude. Andantino
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 97.67
  additional property: Musical Key
    type: PropertyValue
    value: 11
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.331
  additional property: Energy
    type: PropertyValue
    value: 0.027
  additional property: Speechiness
    type: PropertyValue
    value: 0.05
  additional property: Acousticness
    type: PropertyValue
    value: 0.996
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.927
  additional property: Liveness
    type: PropertyValue
    value: 0.066
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.153
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.07
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

English Suite No. 1 in A Major, BWV 806: II. Allemande
type: MusicRecording
duration: PT3M57S
duration ms: 237746
explicit: false
by artist: Johann Sebastian Bach
by artist: Piotr Anderszewski
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: GBAYC1402564
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-10T05:18:06+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0ec0884b337483a4ae26bb31509631fd6382cbdc3d3b96e2992c0ed517bdb2b3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
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/GBAYC1402564
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ec0884b337483a4ae26bb31509631fd6382cbdc3d3b96e2992c0ed517bdb2b3. 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/GBAYC1402564.
  date published: 2026-07-02T03:55:08Z
audio: English Suite No. 1 in A Major, BWV 806: II. Allemande
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.396
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.243
  additional property: Energy
    type: PropertyValue
    value: 0.096
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.901
  additional property: Liveness
    type: PropertyValue
    value: 0.085
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.229
  additional property: Loudness (dB)
    type: PropertyValue
    value: -31.89
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Lieder aus Franz Schubert's "Schwanengesang", S. 560: No. 7, Ständchen
type: MusicRecording
duration: PT6M7S
duration ms: 367480
explicit: false
by artist: Franz Liszt
by artist: Mariam Batsashvili
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
genre: classical
genre: late-romantic-era
isrc code: GBAYC2102819
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-06T06:02:35+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x3decbf562683603c8049d541a5ab38a9f7d948047b1a8fccbdf3dac3fac8a615
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
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/GBAYC2102819
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3decbf562683603c8049d541a5ab38a9f7d948047b1a8fccbdf3dac3fac8a615. 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/GBAYC2102819.
  date published: 2026-07-02T03:55:08Z
audio: Lieder aus Franz Schubert's "Schwanengesang", S. 560: No. 7, Ständchen
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 95.865
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.323
  additional property: Energy
    type: PropertyValue
    value: 0.032
  additional property: Speechiness
    type: PropertyValue
    value: 0.04
  additional property: Acousticness
    type: PropertyValue
    value: 0.993
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.935
  additional property: Liveness
    type: PropertyValue
    value: 0.079
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.038
  additional property: Loudness (dB)
    type: PropertyValue
    value: -30.242
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight": I. Adagio sostenuto
type: MusicRecording
duration: PT7M8S
duration ms: 428066
explicit: false
by artist: Ludwig van Beethoven
by artist: Daniel Barenboim
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: GBAYC9801161
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:15:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x935f73b6a6dc9be2e468dcde81b15aba7a4698092215a1a745601ecd002024b3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
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/GBAYC9801161
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x935f73b6a6dc9be2e468dcde81b15aba7a4698092215a1a745601ecd002024b3. 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/GBAYC9801161.
  date published: 2026-07-02T03:55:08Z
audio: Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight": I. Adagio sostenuto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 93.485
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.17
  additional property: Energy
    type: PropertyValue
    value: 0.003
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.994
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.905
  additional property: Liveness
    type: PropertyValue
    value: 0.12
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.155
  additional property: Loudness (dB)
    type: PropertyValue
    value: -43.011
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

arkata
type: MusicRecording
duration: PT4M17S
duration ms: 257626
explicit: false
by artist: Carlos Cipa
in album: Classical Study Focus Music
  type: MusicAlbum
  date published: 2024-03-02
isrc code: GBAYC1902378
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:12:40+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x34e099cb828a1994d5cd40b868831af237633bcf91f7644894575181a395d6cf
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956304
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/GBAYC1902378
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34e099cb828a1994d5cd40b868831af237633bcf91f7644894575181a395d6cf. 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/GBAYC1902378.
  date published: 2026-07-02T03:55:08Z
audio: arkata
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.059
  additional property: Musical Key
    type: PropertyValue
    value: 4
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.23
  additional property: Energy
    type: PropertyValue
    value: 0.03
  additional property: Speechiness
    type: PropertyValue
    value: 0.029
  additional property: Acousticness
    type: PropertyValue
    value: 0.986
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.904
  additional property: Liveness
    type: PropertyValue
    value: 0.105
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.441
  additional property: Loudness (dB)
    type: PropertyValue
    value: -37.635
  additional property: Key Name
    type: PropertyValue
    value: E
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track: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
track: Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto
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track: Brandenburg Concerto No. 2 in F Major, BWV 1047: I. Allegro
track: Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
track: Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
track: Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
track: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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track: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
track: Ich liebe den Höchsten von ganzem Gemüte, BWV 174: I. Sinfonia
track: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: III. Allegro

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Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
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by artist: Berliner Barock Solisten
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: Brandenburg Concerto No. 4 in G Major, BWV 1049: II. Andante
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Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto
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by artist: Berliner Barock Solisten
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popularity: 3
genre: classical
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T10:42:33Z
audio: Brandenburg Concerto No. 1 in F Major, BWV 1046: IV. Menuetto
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Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
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by artist: Berliner Barock Solisten
by artist: Reinhard Goebel
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popularity: 2
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genre: early-music
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T23:51:35Z
audio: Brandenburg Concerto No. 4 in G Major, BWV 1049: III. Presto
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Brandenburg Concerto No. 2 in F Major, BWV 1047: I. Allegro
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by artist: Reinhard Goebel
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popularity: 3
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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: I. Allegro
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Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T13:04:34Z
audio: Brandenburg Concerto No. 5 in D Major, BWV 1050: I. Allegro
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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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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 Major, BWV 1047: II. Andante
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Brandenburg Concerto No. 5 in D Major, BWV 1050: II. 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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41f79f3f7c82da9147b0f4bd2db4eef3a1a947d1e60fea771d66f24298fdb204. Chain 2 (Bitcoin): anchored in block 960441 (2026-07-31T17:29:52Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE471700287.
  date published: 2026-07-31T17:29:52Z
audio: Brandenburg Concerto No. 5 in D Major, BWV 1050: II. Affettuoso
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  additional property: Valence (Positivity)
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Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
type: MusicRecording
duration: PT2M31S
duration ms: 151186
explicit: false
by artist: Johann Sebastian Bach
by artist: Berliner Barock Solisten
by artist: Reinhard Goebel
in album: Bach: Brandenburgische Konzerte
  type: MusicAlbum
  date published: 2017-10-06
popularity: 3
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEE471700275
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb37fca2bdfc3c540697f614cbf3d43fa0580d9fa5b42efc1a036c957662bf187. Chain 2 (Bitcoin): anchored in block 960276 (2026-07-30T16:01:17Z), 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/DEE471700275.
  date published: 2026-07-30T16:01:17Z
audio: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
type: MusicRecording
duration: PT5M17S
duration ms: 317906
explicit: false
by artist: Johann Sebastian Bach
by artist: Berliner Barock Solisten
by artist: Reinhard Goebel
in album: Bach: Brandenburgische Konzerte
  type: MusicAlbum
  date published: 2017-10-06
popularity: 6
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEE471700288
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabe7bcf4f8006cfaa0c113b45fe90aaccb8c997967e61f566062b468165844e1. Chain 2 (Bitcoin): anchored in block 960099 (2026-07-29T11:30:20Z), 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/DEE471700288.
  date published: 2026-07-29T11:30:20Z
audio: Brandenburg Concerto No. 5 in D Major, BWV 1050: III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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Brandenburg Concerto No. 3 in G Major, BWV 1048: I. Allegro - II. Adagio
type: MusicRecording
duration: PT5M0S
duration ms: 300546
explicit: false
by artist: Johann Sebastian Bach
by artist: Berliner Barock Solisten
by artist: Reinhard Goebel
in album: Bach: Brandenburgische Konzerte
  type: MusicAlbum
  date published: 2017-10-06
popularity: 5
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEE471700277
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9fe4e80b2e423f4712bfb14e549cc84513e9e6d1b8bec9856959df4010aa294b. Chain 2 (Bitcoin): anchored in block 957073 (2026-07-07T18:39:05Z), 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/DEE471700277.
  date published: 2026-07-07T18:39:05Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: I. Allegro - II. Adagio
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  additional property: Musical Key
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  additional property: Valence (Positivity)
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: I. Allegro
type: MusicRecording
duration: PT5M21S
duration ms: 321000
explicit: false
by artist: Johann Sebastian Bach
by artist: Berliner Barock Solisten
by artist: Reinhard Goebel
in album: Bach: Brandenburgische Konzerte
  type: MusicAlbum
  date published: 2017-10-06
popularity: 2
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEE471700290
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1004348927b1cb76470a06550ca491559ae15f8eaef31d707497a59302cc7dd0. 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/DEE471700290.
  date published: 2026-07-08T03:20:19Z
audio: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: I. Allegro
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  additional property: Acousticness
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  additional property: Loudness (dB)
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  additional property: Key Name
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Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
type: MusicRecording
duration: PT4M2S
duration ms: 242066
explicit: false
by artist: Johann Sebastian Bach
by artist: Berliner Barock Solisten
by artist: Reinhard Goebel
in album: Bach: Brandenburgische Konzerte
  type: MusicAlbum
  date published: 2017-10-06
popularity: 3
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEE471700278
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x707f1b543862dccb6a72323d37d0820613d51a598286092d40e9c59156ff220b. 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/DEE471700278.
  date published: 2026-07-08T03:20:19Z
audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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  additional property: Tempo (BPM)
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
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duration: PT4M54S
duration ms: 294173
explicit: false
by artist: Johann Sebastian Bach
by artist: Berliner Barock Solisten
by artist: Reinhard Goebel
in album: Bach: Brandenburgische Konzerte
  type: MusicAlbum
  date published: 2017-10-06
popularity: 1
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEE471700291
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ed38867170283d57f187e430b5f7a2687fe099f2b0605a86ef81b226333f5cf. 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/DEE471700291.
  date published: 2026-07-08T03:22:41Z
audio: Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: II. Adagio ma non tanto
  type: AudioObject
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  additional property: Musical Key
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Ich liebe den Höchsten von ganzem Gemüte, BWV 174: I. Sinfonia
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Brandenburg Concerto No. 6 in B-Flat Major, BWV 1051: III. Allegro
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track: Keyboard Concerto No. 2 in A Major, BR JCFB C 30a; Warb YC 91 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): I. Allegro (Cadenza: Mayer)
track: Keyboard Concerto No. 2 in A Major, BR JCFB C 30a; Warb YC 91 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): II. Andante ma non troppo (Cadenza: Mayer)
track: Keyboard Concerto No. 2 in A Major, BR JCFB C 30a; Warb YC 91 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): III. Allegro (Cadenza: Mayer)
track: Bist du bei mir (Formerly Attrib. J.S. Bach as BWV 508, Transcr. for Oboe, Solo Violin, Strings and Basso continuo)
track: Oster-Oratorium, BWV 249: No. 7, Sanfte soll mein Todeskummer (Adapted for Oboe d'amore, 2 Recorders, Strings and Basso continuo)
track: Harpsichord Concerto in G Major, H. 412 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): I. Allegro (Cadenza: Mayer)
track: Harpsichord Concerto in G Major, H. 412 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): II. Adagio (Cadenza: Mayer)
track: Harpsichord Concerto in G Major, H. 412 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): III. Allegro assai (Cadenza: Mayer)
track: Ach, dass ich Wassers g'nug hätte (Arr. Spindler for Corno inglese, Solo Violin, Strings and Basso continuo)

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Harpsichord Concerto No. 4 in A Major, BWV 1055 (Adapted for Oboe d'amore, Strings and Basso continuo): III. Allegro ma non tanto
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Orchestral Suite No. 3 in D Major, BWV 1068: No. 2, Air (Transcr. for Corno inglese, Strings and Basso continuo)
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Orchestral Suite No. 2 in B Minor, BWV 1067: No. 7, Badinerie (Arr. Spindler for Oboe, Strings and Basso continuo)
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Keyboard Concerto No. 2 in A Major, BR JCFB C 30a; Warb YC 91 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): I. Allegro (Cadenza: Mayer)
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Keyboard Concerto No. 2 in A Major, BR JCFB C 30a; Warb YC 91 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): III. Allegro (Cadenza: Mayer)
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Bist du bei mir (Formerly Attrib. J.S. Bach as BWV 508, Transcr. for Oboe, Solo Violin, Strings and Basso continuo)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:41:13Z
audio: Bist du bei mir (Formerly Attrib. J.S. Bach as BWV 508, Transcr. for Oboe, Solo Violin, Strings and Basso continuo)
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Oster-Oratorium, BWV 249: No. 7, Sanfte soll mein Todeskummer (Adapted for Oboe d'amore, 2 Recorders, Strings and Basso continuo)
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by artist: Albrecht Mayer
by artist: Berliner Barock Solisten
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genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Oster-Oratorium, BWV 249: No. 7, Sanfte soll mein Todeskummer (Adapted for Oboe d'amore, 2 Recorders, Strings and Basso continuo)
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Harpsichord Concerto in G Major, H. 412 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): I. Allegro (Cadenza: Mayer)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T21:09:47Z
audio: Harpsichord Concerto in G Major, H. 412 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): I. Allegro (Cadenza: Mayer)
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Harpsichord Concerto in G Major, H. 412 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): II. Adagio (Cadenza: Mayer)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T21:09:47Z
audio: Harpsichord Concerto in G Major, H. 412 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): II. Adagio (Cadenza: Mayer)
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Harpsichord Concerto in G Major, H. 412 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): III. Allegro assai (Cadenza: Mayer)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T05:15:54Z
audio: Harpsichord Concerto in G Major, H. 412 (Arr. Mayer & Spindler for Oboe, Strings and Basso continuo): III. Allegro assai (Cadenza: Mayer)
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Ach, dass ich Wassers g'nug hätte (Arr. Spindler for Corno inglese, Solo Violin, Strings and Basso continuo)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T08:30:10Z
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C.P.E. Bach: Piano Concertos
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T00:26:26Z
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-31T12:24:41Z
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  subject of: OpenTimestamps Proof of Existence
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track: Concerto in A Major, Wq. 8: I. Allegro
track: Concerto in A Major, Wq. 8: II. Andante
track: Concerto in A Major, Wq. 8: III. Allegro
track: Concerto in B Minor, Wq. 30: I. Allegro di molto
track: Concerto in B Minor, Wq. 30: III. Allegro

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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

Concerto in C Minor, Wq. 5: III. Allegro spirituoso
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Concerto in A Major, Wq. 8: I. Allegro
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explicit: false
by artist: Carl Philipp Emanuel Bach
by artist: Berliner Barock Solisten
by artist: Michael Rische
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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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 0x5a8d4f09297e845c59812e9eae06ccf97bea81dde7b3a02540e602155854a713. Chain 2 (Bitcoin): anchored in block 960455 (2026-07-31T19:53:13Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62203904.
  date published: 2026-07-31T19:53:13Z
audio: Concerto in A Major, Wq. 8: I. Allegro
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Concerto in A Major, Wq. 8: II. Andante
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by artist: Berliner Barock Solisten
by artist: Michael Rische
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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
  type: DigitalDocument
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  date published: 2026-07-31T05:17:02Z
audio: Concerto in A Major, Wq. 8: II. Andante
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Concerto in A Major, Wq. 8: III. Allegro
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popularity: 2
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Concerto in A Major, Wq. 8: III. Allegro
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Concerto in B Minor, Wq. 30: I. Allegro di molto
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by artist: Berliner Barock Solisten
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
audio: Concerto in B Minor, Wq. 30: I. Allegro di molto
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Concerto in B Minor, Wq. 30: III. Allegro
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83a519cf250bc78a597468fb13b8490b4802b443a448814acce15d7b31dad813. Chain 2 (Bitcoin): anchored in block 960403 (2026-07-31T13:04:34Z), 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/DEAD62203909.
  date published: 2026-07-31T13:04:34Z
audio: Concerto in B Minor, Wq. 30: III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
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    value: 135.918
  additional property: Musical Key
    type: PropertyValue
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  additional property: Mode (Major/Minor)
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  additional property: Time Signature
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
    type: PropertyValue
    value: 0.979
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.8
  additional property: Liveness
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    value: 0.145
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.373
  additional property: Loudness (dB)
    type: PropertyValue
    value: -21.293
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

J.S. Bach: Horn Concertos
type: MusicAlbum
date published: 2021-07-02
track: Oboe Concerto in F Major, BWV 1053R (Arr. for Horn & Orchestra): I. Allegro
  type: MusicRecording
  duration: PT8M16S
  duration ms: 496840
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Radek Baborak
  by artist: Berliner Barock Solisten
  in album: J.S. Bach: Horn Concertos
    type: MusicAlbum
    date published: 2021-07-02
  popularity: 7
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: DEAD62100001
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-30T11:33:15+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xfbc75dc3b11f2d11636659aba465e8af3d26a7a6aadaa27d523b30bf90655e17
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960254
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960254
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62100001
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-30T12:06:10Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfbc75dc3b11f2d11636659aba465e8af3d26a7a6aadaa27d523b30bf90655e17. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62100001.
    date published: 2026-07-30T12:06:10Z
  audio: Oboe Concerto in F Major, BWV 1053R (Arr. for Horn & Orchestra): I. Allegro
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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      value: 0
    additional property: Mode (Major/Minor)
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      value: 0
    additional property: Time Signature
      type: PropertyValue
      value: 5
    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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      value: 0.989
    additional property: Instrumentalness
      type: PropertyValue
      value: 0.435
    additional property: Liveness
      type: PropertyValue
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    additional property: Valence (Positivity)
      type: PropertyValue
      value: 0.879
    additional property: Loudness (dB)
      type: PropertyValue
      value: -20.959
    additional property: Key Name
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    additional property: Mode Name
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track: Oboe Concerto in F Major, BWV 1053R (Arr. for Horn & Orchestra): II. Siciliano
  type: MusicRecording
  duration: PT5M25S
  duration ms: 325653
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Radek Baborak
  by artist: Berliner Barock Solisten
  in album: J.S. Bach: Horn Concertos
    type: MusicAlbum
    date published: 2021-07-02
  popularity: 6
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: DEAD62100002
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
    type: PropertyValue
    value: 2026-07-30T15:22:55+00:00
  additional property: CopyrightChainExplorerURL
    type: PropertyValue
    value: https://explorer.copyrightchains.com/tx/0xefc02df84bff860f098d5a19d44b0bebb94d3386751ab9814fa48b4b016414ce
  additional property: OTSHash
  additional property: OTSBitcoinBlock
    type: PropertyValue
    value: 960273
  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
    value: https://blockstream.info/api/block-height/960273
  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62100002
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-30T15:42:38Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefc02df84bff860f098d5a19d44b0bebb94d3386751ab9814fa48b4b016414ce. Chain 2 (Bitcoin): anchored in block 960273 (2026-07-30T15:42:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62100002.
    date published: 2026-07-30T15:42:38Z
  audio: Oboe Concerto in F Major, BWV 1053R (Arr. for Horn & Orchestra): II. Siciliano
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
      type: PropertyValue
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
      type: PropertyValue
      value: -26.372
    additional property: Key Name
      type: PropertyValue
      value: C
    additional property: Mode Name
      type: PropertyValue
      value: Minor
track: Oboe Concerto in F Major, BWV 1053R (Arr. for Horn & Orchestra): III. Allegro
  type: MusicRecording
  duration: PT6M52S
  duration ms: 412506
  explicit: false
  by artist: Johann Sebastian Bach
  by artist: Radek Baborak
  by artist: Berliner Barock Solisten
  in album: J.S. Bach: Horn Concertos
    type: MusicAlbum
    date published: 2021-07-02
  popularity: 7
  genre: classical
  genre: classical-piano
  genre: early-music
  genre: baroque
  genre: chamber-music
  genre: concerto
  isrc code: DEAD62100003
  additional property: CopyrightID
  additional property: CopyrightStatus
  additional property: CopyrightRegisteredAt
  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Oboe Concerto in F Major, BWV 1053R (Arr. for Horn & Orchestra): III. Allegro
track: Oboe Concerto in D Minor, BWV 1059R (Arr. for Horn & Orchestra): I. Allegro
track: Oboe Concerto in D Minor, BWV 1059R (Arr. for Horn & Orchestra): II. Adagio
track: Oboe Concerto in D Minor, BWV 1059R (Arr. for Horn & Orchestra): III. Presto
track: Oboe d'amore Concerto in A Major, BWV 1055R (Arr. for Horn & Orchestra): I. Allegro
track: Oboe d'amore Concerto in A Major, BWV 1055R (Arr. for Horn & Orchestra): II. Larghetto
track: Oboe d'amore Concerto in A Major, BWV 1055R (Arr. for Horn & Orchestra): III. Allegro ma non tanto

CopyrightID
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CopyrightStatus
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CopyrightRegisteredAt
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CopyrightChainExplorerURL
type: PropertyValue
value: https://explorer.copyrightchains.com/tx/0xcc0abcd845c277f1da70640285e648867657695c39e0e6905a43292c3fd6fe8a

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 957118

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957118

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62100003

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:20:19Z

OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc0abcd845c277f1da70640285e648867657695c39e0e6905a43292c3fd6fe8a. 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/DEAD62100003.
date published: 2026-07-08T03:20:19Z

Oboe Concerto in F Major, BWV 1053R (Arr. for Horn & Orchestra): III. Allegro
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 170.42
additional property: Musical Key
  type: PropertyValue
  value: 3
additional property: Mode (Major/Minor)
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additional property: Time Signature
  type: PropertyValue
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additional property: Danceability
  type: PropertyValue
  value: 0.414
additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Oboe Concerto in D Minor, BWV 1059R (Arr. for Horn & Orchestra): I. Allegro
type: MusicRecording
duration: PT6M8S
duration ms: 368186
explicit: false
by artist: Johann Sebastian Bach
by artist: Radek Baborak
by artist: Berliner Barock Solisten
in album: J.S. Bach: Horn Concertos
  type: MusicAlbum
  date published: 2021-07-02
popularity: 7
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEAD62100004
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T11:13:16+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xa67c6fff9b601771440cefce34e8b48b68c708c4f3f9ec12d6ed1132630ac82f
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960254
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62100004
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T12:06:10Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa67c6fff9b601771440cefce34e8b48b68c708c4f3f9ec12d6ed1132630ac82f. Chain 2 (Bitcoin): anchored in block 960254 (2026-07-30T12:06:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62100004.
  date published: 2026-07-30T12:06:10Z
audio: Oboe Concerto in D Minor, BWV 1059R (Arr. for Horn & Orchestra): I. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 170.563
  additional property: Musical Key
    type: PropertyValue
    value: 2
  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: 0.989
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.445
  additional property: Liveness
    type: PropertyValue
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  additional property: Valence (Positivity)
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    value: 0.859
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.045
  additional property: Key Name
    type: PropertyValue
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  additional property: Mode Name
    type: PropertyValue
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Oboe Concerto in D Minor, BWV 1059R (Arr. for Horn & Orchestra): II. Adagio
type: MusicRecording
duration: PT3M57S
duration ms: 237826
explicit: false
by artist: Johann Sebastian Bach
by artist: Radek Baborak
by artist: Berliner Barock Solisten
in album: J.S. Bach: Horn Concertos
  type: MusicAlbum
  date published: 2021-07-02
popularity: 7
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEAD62100005
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-30T02:07:25+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb9334db6a963fb44fbf5b014a3ca71f67acaceca9cd226f324e15a37b5119ded
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
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additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960199
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEAD62100005
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-30T02:30:29Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9334db6a963fb44fbf5b014a3ca71f67acaceca9cd226f324e15a37b5119ded. Chain 2 (Bitcoin): anchored in block 960199 (2026-07-30T02:30:29Z), 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/DEAD62100005.
  date published: 2026-07-30T02:30:29Z
audio: Oboe Concerto in D Minor, BWV 1059R (Arr. for Horn & Orchestra): II. Adagio
  type: AudioObject
  additional property: Tempo (BPM)
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  additional property: Musical Key
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  additional property: Mode (Major/Minor)
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Liveness
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  additional property: Valence (Positivity)
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  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.469
  additional property: Key Name
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    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Oboe Concerto in D Minor, BWV 1059R (Arr. for Horn & Orchestra): III. Presto
type: MusicRecording
duration: PT4M3S
duration ms: 243546
explicit: false
by artist: Johann Sebastian Bach
by artist: Radek Baborak
by artist: Berliner Barock Solisten
in album: J.S. Bach: Horn Concertos
  type: MusicAlbum
  date published: 2021-07-02
popularity: 7
genre: classical
genre: classical-piano
genre: early-music
genre: baroque
genre: chamber-music
genre: concerto
isrc code: DEAD62100006
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/DEAD62100006
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T00:26:26Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
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Oboe d'amore Concerto in A Major, BWV 1055R (Arr. for Horn & Orchestra): I. Allegro
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Oboe d'amore Concerto in A Major, BWV 1055R (Arr. for Horn & Orchestra): II. Larghetto
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Oboe d'amore Concerto in A Major, BWV 1055R (Arr. for Horn & Orchestra): III. Allegro ma non tanto
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Michala Petri Plays Bach & Telemann
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C.P.E. Bach: Piano Concertos, Vol. 5
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track: Keyboard Concerto in A Minor, Wq. 1, H. 403: I. Allegro (Cadenza by M. Rische)
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Keyboard Concerto in D Major, Wq. 45, H. 478: I. Allegretto
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subject of: OpenTimestamps Proof of Existence
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Keyboard Concerto in D Major, Wq. 45, H. 478: II. Andantino
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subject of: OpenTimestamps Proof of Existence
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Keyboard Concerto in D Major, Wq. 45, H. 478: III. Allegro
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Keyboard Concerto in E Minor, Wq. 15, H. 418: I. Allegro
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subject of: OpenTimestamps Proof of Existence
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track: Concerto for 2 Cellos in G Minor, RV 531: I. Allegro
track: Concerto for 2 Cellos in G Minor, RV 531: II. Largo
track: Concerto for 2 Cellos in G Minor, RV 531: III. Allegro
track: Concerto for 4 Violins in B-Flat Major, RV 553: I. Allegro
track: Concerto for 4 Violins in B-Flat Major, RV 553: II. Largo
track: Concerto for 4 Violins in B-Flat Major, RV 553: III. Allegro
track: Concerto for 2 Violins in A Minor, RV 522: I. Allegro
track: Concerto for 2 Violins in A Minor, RV 522: II. Larghetto e spirituoso
track: Concerto for 2 Violins in A Minor, RV 522: III. Allegro
track: Cello Concerto in G Major, RV 413: I. Allegro
track: Cello Concerto in G Major, RV 413: II. Largo
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track: Concerto in B Minor, Op. 3 No. 10, RV 580: I. Allegro
track: Concerto in B Minor, Op. 3 No. 10, RV 580: II. Largo, Larghetto, Adagio, Largo
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track: Concerto for Strings in G Minor, RV 156: I. Allegro
track: Concerto for Strings in G Minor, RV 156: II. Adagio
track: Concerto for Strings in G Minor, RV 156: III. Allegro

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Concerto grosso in D Minor, Op. 3/11, RV 565: III. Allegro
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Concerto for 2 Cellos in G Minor, RV 531: I. Allegro
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Concerto for 2 Cellos in G Minor, RV 531: II. Largo
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Concerto for 2 Cellos in G Minor, RV 531: III. Allegro
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Concerto for 4 Violins in B-Flat Major, RV 553: I. Allegro
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Concerto for 4 Violins in B-Flat Major, RV 553: II. Largo
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Concerto for 4 Violins in B-Flat Major, RV 553: III. Allegro
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Concerto for 2 Violins in A Minor, RV 522: I. Allegro
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audio: Concerto for 2 Violins in A Minor, RV 522: I. Allegro
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Concerto for 2 Violins in A Minor, RV 522: II. Larghetto e spirituoso
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subject of: OpenTimestamps Proof of Existence
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Concerto for 2 Violins in A Minor, RV 522: III. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-29T19:35:34Z
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Cello Concerto in G Major, RV 413: I. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T05:17:02Z
audio: Cello Concerto in G Major, RV 413: I. Allegro
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Cello Concerto in G Major, RV 413: II. Largo
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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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Cello Concerto in G Major, RV 413: III. Allegro
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T00:26:26Z
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Concerto in B Minor, Op. 3 No. 10, RV 580: I. Allegro
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subject of: OpenTimestamps Proof of Existence
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Concerto in B Minor, Op. 3 No. 10, RV 580: II. Largo, Larghetto, Adagio, Largo
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Concerto in B Minor, Op. 3 No. 10, RV 580: III. Allegro
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Concerto for Strings in G Minor, RV 156: I. Allegro
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Concerto for Strings in G Minor, RV 156: II. Adagio
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Concerto for Strings in G Minor, RV 156: III. Allegro
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  subject of: OpenTimestamps Proof of Existence
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track: Concerto for Violin, Strings and Basso continuo in E Major, TWV 51:E3 rek.: III. Allegro
track: Concerto for Oboe, Strings and Basso continuo in D Minor, TWV 51:d2: I. Largo
track: Concerto for Oboe, Strings and Basso continuo in D Minor, TWV 51:d2: II. Vivace
track: Concerto for Oboe, Strings and Basso continuo in D Minor, TWV 51:d2: III. Andante
track: Concerto for Oboe, Strings and Basso continuo in D Minor, TWV 51:d2: IV. Allegro
track: Sonata (Concerto ripieno) for Strings and Basso Continuo in E Flat Major, TWV 43:Es1: I. Largo
track: Sonata (Concerto ripieno) for Strings and Basso Continuo in E Flat Major, TWV 43:Es1: IV. Allegro
track: Concerto for 2 Violins, Strings and Basso Continuo in A Major, TWV 52:A2: I. Vivace
track: Concerto for 2 Violins, Strings and Basso Continuo in A Major, TWV 52:A2: II. Largo
track: Concerto for 2 Violins, Strings and Basso Continuo in A Major, TWV 52:A2: III. Allegro
track: Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: I. Vivace assai
track: Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: II. Sarabande
track: Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: III. Bourrée
track: Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: IV. Menuet en Rondeau
track: Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: VI. Chaconnette
track: Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: VII. Gigue en Canarie. Très vite

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OpenTimestamps Proof of Existence
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date published: 2026-07-31T17:29:52Z

Concerto for Violin, Strings and Basso continuo in E Major, TWV 51:E3 rek.: II. Adagio
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Concerto for Violin, Strings and Basso continuo in E Major, TWV 51:E3 rek.: III. Allegro
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by artist: Rainer Kussmaul
by artist: Berliner Barock Solisten
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T17:23:26Z
audio: Concerto for Violin, Strings and Basso continuo in E Major, TWV 51:E3 rek.: III. Allegro
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Concerto for Oboe, Strings and Basso continuo in D Minor, TWV 51:d2: I. Largo
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-31T12:24:41Z
audio: Concerto for Oboe, Strings and Basso continuo in D Minor, TWV 51:d2: I. Largo
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Concerto for Oboe, Strings and Basso continuo in D Minor, TWV 51:d2: II. Vivace
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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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Concerto for Oboe, Strings and Basso continuo in D Minor, TWV 51:d2: III. Andante
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-30T12:45:34Z
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Concerto for Oboe, Strings and Basso continuo in D Minor, TWV 51:d2: IV. Allegro
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additional property: CopyrightChainExplorerURL
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  value: https://explorer.copyrightchains.com/tx/0x7fcab63005e09d4eed4cbbed4c22bd869efe866cec7c7c74c773fc89c9439114
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500154
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fcab63005e09d4eed4cbbed4c22bd869efe866cec7c7c74c773fc89c9439114. 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/DEN960500154.
  date published: 2026-07-08T03:20:19Z
audio: Concerto for Oboe, Strings and Basso continuo in D Minor, TWV 51:d2: IV. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 135.826
  additional property: Musical Key
    type: PropertyValue
    value: 2
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.623
  additional property: Energy
    type: PropertyValue
    value: 0.26
  additional property: Speechiness
    type: PropertyValue
    value: 0.046
  additional property: Acousticness
    type: PropertyValue
    value: 0.858
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.893
  additional property: Liveness
    type: PropertyValue
    value: 0.164
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.612
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.953
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Sonata (Concerto ripieno) for Strings and Basso Continuo in E Flat Major, TWV 43:Es1: I. Largo
type: MusicRecording
duration: PT1M33S
duration ms: 93693
explicit: false
by artist: Georg Philipp Telemann
by artist: Berliner Barock Solisten
by artist: Rainer Kussmaul
in album: Sinfonia Melodica - Works by Telemann
  type: MusicAlbum
  date published: 2005-01-01
isrc code: DEN960500161
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:42:41+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x91eaba4962d45cc7c810a6da7eba27fcdd36b2222c96913b5ae5ff73c4db9fa9
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500161
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x91eaba4962d45cc7c810a6da7eba27fcdd36b2222c96913b5ae5ff73c4db9fa9. 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/DEN960500161.
  date published: 2026-07-08T03:20:19Z
audio: Sonata (Concerto ripieno) for Strings and Basso Continuo in E Flat Major, TWV 43:Es1: I. Largo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 110.005
  additional property: Musical Key
    type: PropertyValue
    value: 3
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.343
  additional property: Energy
    type: PropertyValue
    value: 0.078
  additional property: Speechiness
    type: PropertyValue
    value: 0.047
  additional property: Acousticness
    type: PropertyValue
    value: 0.702
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.814
  additional property: Liveness
    type: PropertyValue
    value: 0.124
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.284
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.356
  additional property: Key Name
    type: PropertyValue
    value: Eb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Sonata (Concerto ripieno) for Strings and Basso Continuo in E Flat Major, TWV 43:Es1: IV. Allegro
type: MusicRecording
duration: PT2M32S
duration ms: 152760
explicit: false
by artist: Georg Philipp Telemann
by artist: Berliner Barock Solisten
by artist: Rainer Kussmaul
in album: Sinfonia Melodica - Works by Telemann
  type: MusicAlbum
  date published: 2005-01-01
isrc code: DEN960500164
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T10:43:52+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x115c0ab59d2860c6de1a782b55d1c05034bfb337e53c2a9378d3b05972c2794a
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960397
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960397
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500164
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T12:24:41Z
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 Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x115c0ab59d2860c6de1a782b55d1c05034bfb337e53c2a9378d3b05972c2794a. Chain 2 (Bitcoin): anchored in block 960397 (2026-07-31T12:24:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500164.
  date published: 2026-07-31T12:24:41Z
audio: Sonata (Concerto ripieno) for Strings and Basso Continuo in E Flat Major, TWV 43:Es1: IV. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 111.18
  additional property: Musical Key
    type: PropertyValue
    value: 10
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 4
  additional property: Danceability
    type: PropertyValue
    value: 0.516
  additional property: Energy
    type: PropertyValue
    value: 0.18
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.763
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.217
  additional property: Liveness
    type: PropertyValue
    value: 0.078
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.684
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.242
  additional property: Key Name
    type: PropertyValue
    value: Bb
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto for 2 Violins, Strings and Basso Continuo in A Major, TWV 52:A2: I. Vivace
type: MusicRecording
duration: PT2M35S
duration ms: 155960
explicit: false
by artist: Georg Philipp Telemann
by artist: Rainer Kussmaul
by artist: Rüdiger Liebermann
by artist: Berliner Barock Solisten
in album: Sinfonia Melodica - Works by Telemann
  type: MusicAlbum
  date published: 2005-01-01
isrc code: DEN960500171
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T14:52:34+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x92109750b663b364d8223d465888fb1a9ccbeb30c227032bf0e5026b14e99758
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960418
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960418
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500171
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T15:20:15Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92109750b663b364d8223d465888fb1a9ccbeb30c227032bf0e5026b14e99758. Chain 2 (Bitcoin): anchored in block 960418 (2026-07-31T15:20:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500171.
  date published: 2026-07-31T15:20:15Z
audio: Concerto for 2 Violins, Strings and Basso Continuo in A Major, TWV 52:A2: I. Vivace
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.681
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.643
  additional property: Energy
    type: PropertyValue
    value: 0.396
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.821
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.379
  additional property: Liveness
    type: PropertyValue
    value: 0.173
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.832
  additional property: Loudness (dB)
    type: PropertyValue
    value: -17.752
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto for 2 Violins, Strings and Basso Continuo in A Major, TWV 52:A2: II. Largo
type: MusicRecording
duration: PT2M13S
duration ms: 133400
explicit: false
by artist: Georg Philipp Telemann
by artist: Rainer Kussmaul
by artist: Rüdiger Liebermann
by artist: Berliner Barock Solisten
in album: Sinfonia Melodica - Works by Telemann
  type: MusicAlbum
  date published: 2005-01-01
isrc code: DEN960500172
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-07T06:43:59+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0556d0156e35dd0d9e64072b6ae714e0895e318f499e6f802a8a6cb1b28727b3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957118
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957118
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500172
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T03:20:19Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0556d0156e35dd0d9e64072b6ae714e0895e318f499e6f802a8a6cb1b28727b3. 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/DEN960500172.
  date published: 2026-07-08T03:20:19Z
audio: Concerto for 2 Violins, Strings and Basso Continuo in A Major, TWV 52:A2: II. Largo
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 99.32
  additional property: Musical Key
    type: PropertyValue
    value: 1
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.238
  additional property: Energy
    type: PropertyValue
    value: 0.063
  additional property: Speechiness
    type: PropertyValue
    value: 0.039
  additional property: Acousticness
    type: PropertyValue
    value: 0.769
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.001
  additional property: Liveness
    type: PropertyValue
    value: 0.141
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.267
  additional property: Loudness (dB)
    type: PropertyValue
    value: -24.845
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Concerto for 2 Violins, Strings and Basso Continuo in A Major, TWV 52:A2: III. Allegro
type: MusicRecording
duration: PT2M58S
duration ms: 178613
explicit: false
by artist: Georg Philipp Telemann
by artist: Rainer Kussmaul
by artist: Rüdiger Liebermann
by artist: Berliner Barock Solisten
in album: Sinfonia Melodica - Works by Telemann
  type: MusicAlbum
  date published: 2005-01-01
isrc code: DEN960500173
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T20:12:43+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xf7725f68b30e6b68a5f2c888933f4ee2b4f13b87b4dd39604483dc08a7638fe6
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960459
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960459
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500173
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T20:22:46Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf7725f68b30e6b68a5f2c888933f4ee2b4f13b87b4dd39604483dc08a7638fe6. Chain 2 (Bitcoin): anchored in block 960459 (2026-07-31T20:22:46Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500173.
  date published: 2026-07-31T20:22:46Z
audio: Concerto for 2 Violins, Strings and Basso Continuo in A Major, TWV 52:A2: III. Allegro
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 140.877
  additional property: Musical Key
    type: PropertyValue
    value: 9
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.585
  additional property: Energy
    type: PropertyValue
    value: 0.317
  additional property: Speechiness
    type: PropertyValue
    value: 0.041
  additional property: Acousticness
    type: PropertyValue
    value: 0.632
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.136
  additional property: Liveness
    type: PropertyValue
    value: 0.33
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.806
  additional property: Loudness (dB)
    type: PropertyValue
    value: -19.083
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: I. Vivace assai
type: MusicRecording
duration: PT1M56S
duration ms: 116106
explicit: false
by artist: Georg Philipp Telemann
by artist: Albrecht Mayer
by artist: Viola Orlovsky
by artist: Berliner Barock Solisten
by artist: Rainer Kussmaul
in album: Sinfonia Melodica - Works by Telemann
  type: MusicAlbum
  date published: 2005-01-01
isrc code: DEN960500181
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-31T05:08:23+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x6222e87f4ccf4c59971c0bd19089d7a331a397104eaad245dabd3507f988230e
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 960348
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/960348
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960500181
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-31T05:17:02Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6222e87f4ccf4c59971c0bd19089d7a331a397104eaad245dabd3507f988230e. Chain 2 (Bitcoin): anchored in block 960348 (2026-07-31T05:17:02Z), 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/DEN960500181.
  date published: 2026-07-31T05:17:02Z
audio: Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: I. Vivace assai
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 142.706
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.541
  additional property: Energy
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Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: II. Sarabande
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Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: III. Bourrée
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Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: IV. Menuet en Rondeau
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Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: VI. Chaconnette
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Sinfonia melodica for 2 Oboes, Strings and Basso Continuo in C Major, TWV 50:2: VII. Gigue en Canarie. Très vite
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Bach: Cantatas - Listening Guide
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Bach: Cantatas BWV 56, 158 & 82
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