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  track: Emperor Waltz, Op. 437: Kaiser Walzer (Emperor Waltz), Op. 437
  track: The Danube Waves: Valurile Dunarii (The Danube Waves)
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album: Cinema Classics 2003
album: Classical Romance, Vol. 4
album: Ella Kiang Sings Popular Chinese Folk Songs
album: Hummel: Piano Sonatas, Vol. 3 - Nos. 1, 7, 8, 9
album: Hummel: Piano Sonatas, Vol. 2 - Nos. 4, 6
album: IBERT: Piano Music (Complete)
album: Scarlatti, D.: Keyboard Sonatas, Vol. 1
album: SCARLATTI, D.: Keyboard Sonatas, Vol. 2
album: Hummel: Piano Sonatas, Vol. 1 - Nos. 2, 3, 5
album: Mozart: Piano Concertos Nos. 20 and 21 / Haydn: Piano Concerto No. 11
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album: Haydn, F.J.: Piano Concertos - Hob.XVIII:F1, 4, 9, 11
album: Ibert: Petite Suite / Histoires / Les Rencontres
album: Bach, J.S.: Piano Concertos, Vol. 2 (Bwv 1055-1058)
album: Bach, J.S.: Piano Concertos, Vol. 1 (Bwv 1052-1054)
album: Pierne: Piano Music
album: Petite suite en 15 images: Berceuse aux etoiles
album: Piano Favourites for Young People, Vol. 3
album: Chill With Bach
album: Klassiska Favoriter (Classical Favourites)
album: Baroque Music – 50 of the best
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album: Listen, Learn And Grow With Bach
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album: The Romantic Bach
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album: Varma röda stunder
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album: Cinema Classics, Vol. 1
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album: A Guided Tour of the Baroque Era, Vol. 7
album: My First Piano Album
album: Sonatas - 50 of the Best
album: Cinema Classics
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album: The Essential J.S. Bach
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Petite suite en 15 images: Berceuse aux etoiles
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  date published: 2026-06-13T12:47:07Z
audio: Petite suite en 15 images: Berceuse aux etoiles
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Emperor Waltz, Op. 437: Kaiser Walzer (Emperor Waltz), Op. 437
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The Danube Waves: Valurile Dunarii (The Danube Waves)
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Serenade for Strings in C Major, Op. 48: II. Walzer
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subject of: OpenTimestamps Proof of Existence
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audio: Serenade for Strings in C Major, Op. 48: II. Walzer
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Les Patineurs, Op. 183, "The Skater's Waltz"
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by artist: Slovak State Philharmonic Orchestra, Kosice
by artist: Alfred Walter
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
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Sobre las olas (Over the Waves)
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by artist: Mexico Festival Orchestra
by artist: Enrique Bátiz
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subject of: OpenTimestamps Proof of Existence
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audio: Sobre las olas (Over the Waves)
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The Nutcracker Suite, Op. 71a: VIII. Waltz of the Flowers
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by artist: Slovak Radio Symphony Orchestra
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: The Nutcracker Suite, Op. 71a: VIII. Waltz of the Flowers
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Cinema Classics 2003
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track: Gnossienne No. 4: About Schmidt - Gnossiene No. 4
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track: 28 Days Later - Ave Maria
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Classical Romance, Vol. 4
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date published: 2014-01-20
track: Concerto for Two Violins and Strings in D Minor, BWV 1043: II. Largo ma non tanto
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  by artist: Capella Istropolitana
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    date published: 2026-07-02T05:09:12Z
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Ella Kiang Sings Popular Chinese Folk Songs
type: MusicAlbum
date published: 2015-11-06

Hummel: Piano Sonatas, Vol. 3 - Nos. 1, 7, 8, 9
type: MusicAlbum
date published: 2005-09-01

Hummel: Piano Sonatas, Vol. 2 - Nos. 4, 6
type: MusicAlbum
date published: 2004-01-01

IBERT: Piano Music (Complete)
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Ibert: Petite Suite / Histoires / Les Rencontres
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Bach, J.S.: Piano Concertos, Vol. 2 (Bwv 1055-1058)
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Bach, J.S.: Piano Concertos, Vol. 1 (Bwv 1052-1054)
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Pierne: Piano Music
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Petite suite en 15 images: Berceuse aux etoiles
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subject of: OpenTimestamps Proof of Existence
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audio: St. Matthew Passion, BWV 244: Erbarme dich' mein Gott
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Herz und Mund und Tat und Leben, BWV 147: Jesu, Joy of Man's Desiring (arr. for organ)
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subject of: OpenTimestamps Proof of Existence
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Magnificat in D, BWV 243: Et exultavit
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The Well-Tempered Clavier, Book 1: Prelude No. 1 in C Major, BWV 846
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Ave Maria
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audio: Ave Maria
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Brandenburg Concerto No. 2 in F Major, BWV 1047: II. Andante
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Was mir behagt, ist nur die muntre Jagd, BWV 208, "Hunt Cantata": Schafe konnen sicher weiden (arr. for organ)
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Overture (Suite) No. 2 in B Minor, BWV 1067: III. Sarabande
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Sonata No. 3 for Violin and Harpsichord in E Major, BWV 1016: III. Adagio ma non troppo
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Cello Suite No. 1 in G Major, BWV 1007: Prelude
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Goldberg Variations, BWV 988: Aria DC
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audio: Goldberg Variations, BWV 988: Aria DC
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Klassiska Favoriter (Classical Favourites)
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track: Solomon, HWV 67: Arrival of the Queen of Sheba
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track: Symphony No. 5 in C Minor, Op. 67: I. Allegro con brio
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track: Carmina Burana: O Fortuna
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  by artist: Slovak Philharmonic Chorus
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track: Overture (Suite) No. 3 in D Major, BWV 1068: Suite In D Major, No. 3: Air
track: Peer Gynt: In the Hall of the Mountain King
track: Overture (Suite) No. 2 in B Minor, BWV 1067: Suite No. 2 in B Minor, "Badinerie"
track: Piano Sonata No. 14 in C-Sharp Minor, Op. 27, No. 2, "Moonlight": I. Adagio sostenuto
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track: Piano Sonata No. 11 in A Major, K. 331
track: Concerto in C Major, RV 443: Flautino Concerto No. 11 in C Major, RV 443: Largo
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track: 3 Gymnopedies (arr. A. Miolin): Gymnopedie No. 1
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track: 12 Melodies, Op. 33: 12 Songs, Op. 33: No. 2. Varen (Last Spring)
track: Orfeo ed Euridice: Dance of the Blessed Spirits
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track: Water Music: Suite No. 2 in D Major, HWV 349: II. Alla Hornpipe
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track: Klavierkonzert Nr. 21 C-Dur, K. 467, "Elvira Madigan": 2. Andante (Elvira Madigan): Piano Concerto No. 21 in C Major, K. 467, "Elvira Madigan": II. Andante
track: Messiah: Hallelujah!

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OTSVerifyInstructions
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value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ce6883be7051e4647234bd37df3ca229aafa9ff693cc9ef9ae792e67a2c1600. 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/HKI199314429.
date published: 2026-07-08T03:22:41Z

Carmina Burana: O Fortuna
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 140.629
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: 0.323
additional property: Energy
  type: PropertyValue
  value: 0.251
additional property: Speechiness
  type: PropertyValue
  value: 0.032
additional property: Acousticness
  type: PropertyValue
  value: 0.932
additional property: Instrumentalness
  type: PropertyValue
  value: 0.221
additional property: Liveness
  type: PropertyValue
  value: 0.117
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.32
additional property: Loudness (dB)
  type: PropertyValue
  value: -21.996
additional property: Key Name
  type: PropertyValue
  value: D
additional property: Mode Name
  type: PropertyValue
  value: Minor

Overture (Suite) No. 3 in D Major, BWV 1068: Suite In D Major, No. 3: Air
type: MusicRecording
duration: PT5M58S
duration ms: 358560
explicit: false
by artist: Johann Sebastian Bach
by artist: Capella Istropolitana
by artist: Richard Edlinger
in album: Klassiska Favoriter (Classical Favourites)
  type: MusicAlbum
  date published: 1994-11-22
genre: classical
genre: classical-piano
isrc code: HKI199314402
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-20T22:36:49+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x0adf65c27e2a219d44b7a9272f3e52e6718db17de1a0a1bea43cb32e465414f2
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/HKI199314402
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T03:55:08Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0adf65c27e2a219d44b7a9272f3e52e6718db17de1a0a1bea43cb32e465414f2. 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/HKI199314402.
  date published: 2026-07-02T03:55:08Z
audio: Overture (Suite) No. 3 in D Major, BWV 1068: Suite In D Major, No. 3: Air
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 122.363
  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: 0.156
  additional property: Energy
    type: PropertyValue
    value: 0.11
  additional property: Speechiness
    type: PropertyValue
    value: 0.042
  additional property: Acousticness
    type: PropertyValue
    value: 0.462
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.849
  additional property: Liveness
    type: PropertyValue
    value: 0.11
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.053
  additional property: Loudness (dB)
    type: PropertyValue
    value: -26.351
  additional property: Key Name
    type: PropertyValue
    value: D
  additional property: Mode Name
    type: PropertyValue
    value: Major

Peer Gynt: In the Hall of the Mountain King
type: MusicRecording
duration: PT2M38S
duration ms: 158040
explicit: false
by artist: Edvard Grieg
by artist: BBC Scottish Symphony Orchestra
by artist: Jerzy Maksymiuk
in album: Klassiska Favoriter (Classical Favourites)
  type: MusicAlbum
  date published: 1994-11-22
genre: classical
genre: late-romantic-era
genre: norwegian-classical
isrc code: HKI199314430
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-24T11:25:11+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb6d149c7232d15ad31e276823eeba8525c72bcf6562720695e32a3d388b8becd
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956312
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956312
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314430
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-02T05:09:12Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6d149c7232d15ad31e276823eeba8525c72bcf6562720695e32a3d388b8becd. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314430.
  date published: 2026-07-02T05:09:12Z
audio: Peer Gynt: In the Hall of the Mountain King
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 130.22
  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: 0.513
  additional property: Energy
    type: PropertyValue
    value: 0.133
  additional property: Speechiness
    type: PropertyValue
    value: 0.078
  additional property: Acousticness
    type: PropertyValue
    value: 0.933
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.885
  additional property: Liveness
    type: PropertyValue
    value: 0.083
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.207
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.771
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Overture (Suite) No. 2 in B Minor, BWV 1067: Suite No. 2 in B Minor, "Badinerie"
type: MusicRecording
duration: PT1M27S
duration ms: 87120
explicit: false
by artist: Johann Sebastian Bach
by artist: Capella Istropolitana
by artist: Richard Edlinger
in album: Klassiska Favoriter (Classical Favourites)
  type: MusicAlbum
  date published: 1994-11-22
genre: classical
genre: classical-piano
isrc code: HKI199314403
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T07:11:39+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2567d814f580351b2f7a060b17cd4819fc908e2f9faac0559ebf165825f928b3
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957819
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957819
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314403
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-21T16:46:13Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2567d814f580351b2f7a060b17cd4819fc908e2f9faac0559ebf165825f928b3. Chain 2 (Bitcoin): anchored in block 957819 (2026-07-21T16:46:13Z), 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/HKI199314403.
  date published: 2026-07-21T16:46:13Z
audio: Overture (Suite) No. 2 in B Minor, BWV 1067: Suite No. 2 in B Minor, "Badinerie"
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 133.56
  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: 0.718
  additional property: Energy
    type: PropertyValue
    value: 0.242
  additional property: Speechiness
    type: PropertyValue
    value: 0.066
  additional property: Acousticness
    type: PropertyValue
    value: 0.928
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.438
  additional property: Liveness
    type: PropertyValue
    value: 0.094
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.953
  additional property: Loudness (dB)
    type: PropertyValue
    value: -20.943
  additional property: Key Name
    type: PropertyValue
    value: B
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Piano Sonata No. 14 in C-Sharp Minor, Op. 27, No. 2, "Moonlight": I. Adagio sostenuto
type: MusicRecording
duration: PT5M18S
duration ms: 318960
explicit: false
by artist: Ludwig van Beethoven
by artist: Jenő Jandó
in album: Klassiska Favoriter (Classical Favourites)
  type: MusicAlbum
  date published: 1994-11-22
genre: classical
genre: classical-piano
genre: chamber-music
isrc code: HKI199314420
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-17T22:12:22+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xb247d3b8247340757221e10b6da9f4dd891201a76bfef05605e309c8c2437c7d
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/HKI199314420
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb247d3b8247340757221e10b6da9f4dd891201a76bfef05605e309c8c2437c7d. 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/HKI199314420.
  date published: 2026-07-02T03:30:09Z
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: 161.622
  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: 0.23
  additional property: Energy
    type: PropertyValue
    value: 0.012
  additional property: Speechiness
    type: PropertyValue
    value: 0.058
  additional property: Acousticness
    type: PropertyValue
    value: 0.996
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.874
  additional property: Liveness
    type: PropertyValue
    value: 0.116
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.151
  additional property: Loudness (dB)
    type: PropertyValue
    value: -36.038
  additional property: Key Name
    type: PropertyValue
    value: C#
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Adagio in G Minor (attrib. to Albinoni)
type: MusicRecording
duration: PT11M31S
duration ms: 691560
explicit: false
by artist: Remo Giazotto
by artist: Pavel Bogacz
by artist: Capella Istropolitana
by artist: Richard Edlinger
in album: Klassiska Favoriter (Classical Favourites)
  type: MusicAlbum
  date published: 1994-11-22
genre: classical
isrc code: HKI199314404
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-22T12:36:57+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xda233c12a9cdc68c479c30eb2eddd6be6edc0c8ee36b4259c9da0c9259256371
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 959134
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/959134
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314404
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-22T15:38:19Z
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
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda233c12a9cdc68c479c30eb2eddd6be6edc0c8ee36b4259c9da0c9259256371. Chain 2 (Bitcoin): anchored in block 959134 (2026-07-22T15:38:19Z), 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/HKI199314404.
  date published: 2026-07-22T15:38:19Z
audio: Adagio in G Minor (attrib. to Albinoni)
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 109.595
  additional property: Musical Key
    type: PropertyValue
    value: 0
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 0
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.133
  additional property: Energy
    type: PropertyValue
    value: 0.126
  additional property: Speechiness
    type: PropertyValue
    value: 0.043
  additional property: Acousticness
    type: PropertyValue
    value: 0.185
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.859
  additional property: Liveness
    type: PropertyValue
    value: 0.111
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.036
  additional property: Loudness (dB)
    type: PropertyValue
    value: -22.925
  additional property: Key Name
    type: PropertyValue
    value: C
  additional property: Mode Name
    type: PropertyValue
    value: Minor

Piano Sonata No. 11 in A Major, K. 331
type: MusicRecording
duration: PT3M43S
duration ms: 223560
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Jenő Jandó
in album: Klassiska Favoriter (Classical Favourites)
  type: MusicAlbum
  date published: 1994-11-22
genre: classical
genre: classical-era
isrc code: HKI199314421
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T09:08:58+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x52e7a30e96e82e25dad1aea172e71c0af0e25e124735a0a68f4f10a7702533b2
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957084
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957084
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314421
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-07T20:41:57Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
  encoding format: application/vnd.opentimestamps.ots
  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52e7a30e96e82e25dad1aea172e71c0af0e25e124735a0a68f4f10a7702533b2. Chain 2 (Bitcoin): anchored in block 957084 (2026-07-07T20:41:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314421.
  date published: 2026-07-07T20:41:57Z
audio: Piano Sonata No. 11 in A Major, K. 331
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 134.257
  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: 0.586
  additional property: Energy
    type: PropertyValue
    value: 0.112
  additional property: Speechiness
    type: PropertyValue
    value: 0.063
  additional property: Acousticness
    type: PropertyValue
    value: 0.988
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.892
  additional property: Liveness
    type: PropertyValue
    value: 0.084
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.842
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.584
  additional property: Key Name
    type: PropertyValue
    value: A
  additional property: Mode Name
    type: PropertyValue
    value: Major

Concerto in C Major, RV 443: Flautino Concerto No. 11 in C Major, RV 443: Largo
type: MusicRecording
duration: PT4M11S
duration ms: 251280
explicit: false
by artist: Antonio Vivaldi
by artist: Capella Istropolitana
by artist: Richard Edlinger
in album: Klassiska Favoriter (Classical Favourites)
  type: MusicAlbum
  date published: 1994-11-22
isrc code: HKI199314406
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
  value: registered
additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-07-06T01:13:38+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0xe71fc8f8026471f74d1ef0bb51521906d805ec65ab6e8b3d411494d4828922ec
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 956857
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/956857
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314406
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-06T01:26:17Z
additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe71fc8f8026471f74d1ef0bb51521906d805ec65ab6e8b3d411494d4828922ec. Chain 2 (Bitcoin): anchored in block 956857 (2026-07-06T01:26:17Z), 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/HKI199314406.
  date published: 2026-07-06T01:26:17Z
audio: Concerto in C Major, RV 443: Flautino Concerto No. 11 in C Major, RV 443: Largo
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Symphony No. 40 in G Minor, K. 550: Molto allegro
type: MusicRecording
duration: PT7M31S
duration ms: 451800
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Capella Istropolitana
by artist: Barry Wordsworth
in album: Klassiska Favoriter (Classical Favourites)
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  date published: 1994-11-22
genre: classical
genre: classical-era
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe4b07f1f6f67940aea031ba1cda80c3e0387b7b8dad357b679d951907f1f1d1. Chain 2 (Bitcoin): anchored in block 957025 (2026-07-21T23:21:44Z), 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/HKI199314423.
  date published: 2026-07-21T23:21:44Z
audio: Symphony No. 40 in G Minor, K. 550: Molto allegro
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3 Gymnopedies (arr. A. Miolin): Gymnopedie No. 1
type: MusicRecording
duration: PT2M41S
duration ms: 161640
explicit: false
by artist: Anders Miolin
by artist: Erik Satie
by artist: Klara Kormendi
in album: Klassiska Favoriter (Classical Favourites)
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  date published: 1994-11-22
isrc code: HKI199314434
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314434
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
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f969d2cc9c1714591fc8b1b66c1208a63bbf3ec85ec3ac10a86eee8b3c1dbff. 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/HKI199314434.
  date published: 2026-07-08T03:20:19Z
audio: 3 Gymnopedies (arr. A. Miolin): Gymnopedie No. 1
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The Sleeping Beauty, Op. 66: Sleeping Beauty Waltz
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duration: PT4M45S
duration ms: 285480
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Slovak State Philharmonic Orchestra, Kosice
by artist: Andrew Mogrelia
by artist: Johannes Wildner
in album: Klassiska Favoriter (Classical Favourites)
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  date published: 1994-11-22
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additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
  type: PropertyValue
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c0fca12fa971754f94e1a7dce7f80a9c15f997eae79320b62a18d4cb86e659d. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314435.
  date published: 2026-07-08T03:53:27Z
audio: The Sleeping Beauty, Op. 66: Sleeping Beauty Waltz
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Requiem in D Minor, K. 626: Sequence: VI. Lacrimosa dies illa
type: MusicRecording
duration: PT3M24S
duration ms: 204120
explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Slovak Philharmonic Chorus
by artist: Slovak State Philharmonic Orchestra, Kosice
by artist: Zdeněk Košler
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genre: classical
genre: classical-era
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additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x753e52bd57283cb3a6717011316e7b77d0f39cf7a83dc9ee92e310ce9f319ca8. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199314425.
  date published: 2026-07-02T11:38:34Z
audio: Requiem in D Minor, K. 626: Sequence: VI. Lacrimosa dies illa
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Canon and Gigue in D Major: Canon
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duration: PT4M48S
duration ms: 288000
explicit: false
by artist: Johann Pachelbel
by artist: Capella Istropolitana
by artist: Richard Edlinger
in album: Klassiska Favoriter (Classical Favourites)
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  date published: 1994-11-22
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-22T11:35:32Z
audio: Canon and Gigue in D Major: Canon
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12 Melodies, Op. 33: 12 Songs, Op. 33: No. 2. Varen (Last Spring)
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duration: PT4M17S
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by artist: Capella Istropolitana
by artist: Adrian Leaper
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  date published: 1994-11-22
genre: classical
genre: late-romantic-era
genre: norwegian-classical
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additional property: CopyrightID
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: 12 Melodies, Op. 33: 12 Songs, Op. 33: No. 2. Varen (Last Spring)
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Orfeo ed Euridice: Dance of the Blessed Spirits
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duration: PT6M8S
duration ms: 368640
explicit: false
by artist: Christoph Willibald Gluck
by artist: Slovak State Philharmonic Orchestra, Kosice
by artist: Johannes Wildner
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genre: classical
genre: opera
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additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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audio: Orfeo ed Euridice: Dance of the Blessed Spirits
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Klarinettenkonzert A-Dur, K. 622: 2. Adagio (Jenseits von Afrika): Concerto for Clarinet and Orchestra in A Major, K. 622: Adagio
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Water Music: Suite No. 2 in D Major, HWV 349: II. Alla Hornpipe
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Toccata in D Minor, BWV 565
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audio: Toccata in D Minor, BWV 565
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Klavierkonzert Nr. 21 C-Dur, K. 467, "Elvira Madigan": 2. Andante (Elvira Madigan): Piano Concerto No. 21 in C Major, K. 467, "Elvira Madigan": II. Andante
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  date published: 2026-07-07T14:04:01Z
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Messiah: Hallelujah!
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Baroque Music – 50 of the best
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8120164a42ba95f47fade882bcfa0925870edf132a7f40362beb3fcba6223025. Chain 2 (Bitcoin): anchored in block 957061 (2026-07-21T21:19:25Z), 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/HKI199248506.
  date published: 2026-07-21T21:19:25Z
audio: Trio Sonata in B-Flat Major, Op. 5, No. 17, RV 76: III. Corrente: Allegro
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Water Piece in D Major, HWV 341 (arr. for trumpet and orchestra): II. Allegro (Gigue)
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duration: PT1M46S
duration ms: 106960
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by artist: George Frideric Handel
by artist: Niklas Eklund
by artist: Drottningholm Baroque Ensemble
by artist: Nils-Erik Sparf
in album: Baroque Music – 50 of the best
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popularity: 4
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x860d7ce8c24c5736c139d4559c0232f36a92ebe93ce93596f61faff0e04daf73. Chain 2 (Bitcoin): anchored in block 957046 (2026-07-07T14:04:01Z), 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/HKI199319621.
  date published: 2026-07-07T14:04:01Z
audio: Water Piece in D Major, HWV 341 (arr. for trumpet and orchestra): II. Allegro (Gigue)
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Violin Partita No. 3 in E Major, BWV 1006: I. Preludio
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duration: PT3M42S
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by artist: Johann Sebastian Bach
by artist: Bin Huang
in album: Baroque Music – 50 of the best
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popularity: 5
genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x23ea6eeddce8c756c6cba15e5f611a64174508217a9434f58b824e12a2f429dd. 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/HKI190290105.
  date published: 2026-07-07T18:39:05Z
audio: Violin Partita No. 3 in E Major, BWV 1006: I. Preludio
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Trumpet Sonata in D Major, Z. 850: I. Allegro
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by artist: Henry Purcell
by artist: Ede Inhoff
by artist: Hungarian State Opera Chamber Orchestra
in album: Baroque Music – 50 of the best
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popularity: 7
genre: classical
genre: choral
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb454a897b28d7a969b379cf5a6e35bb0d4720b91b2bd91ea8957e761210ffb28. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199598109.
  date published: 2026-07-06T06:56:49Z
audio: Trumpet Sonata in D Major, Z. 850: I. Allegro
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Trumpet Sonata in D Major, Z. 850: III. Allegro
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duration: PT2M37S
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by artist: Ede Inhoff
by artist: Hungarian State Opera Chamber Orchestra
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popularity: 5
genre: classical
genre: choral
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additional property: CopyrightID
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Trumpet Sonata in D Major, Z. 850: III. Allegro
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Sonata a 5 in G Minor, Op. 2, No. 6: I. Adagio
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by artist: Capella Istropolitana
in album: Baroque Music – 50 of the best
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popularity: 8
genre: classical
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additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-06T07:53:57Z
audio: Sonata a 5 in G Minor, Op. 2, No. 6: I. Adagio
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Sonata a 5 in G Minor, Op. 2, No. 6: III. Grave
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by artist: Capella Istropolitana
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popularity: 4
genre: classical
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additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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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: Sonata a 5 in G Minor, Op. 2, No. 6: III. Grave
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Sonata a 5 in G Minor, Op. 2, No. 6: IV. Allegro
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by artist: Capella Istropolitana
in album: Baroque Music – 50 of the best
  type: MusicAlbum
  date published: 2012-08-01
popularity: 4
genre: classical
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additional property: CopyrightID
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additional property: CopyrightRegisteredAt
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Suite für Orchester Nr. 2 h-Moll, BWV 1067: Overture (Suite) No. 2 in B Minor, BWV 1067: VII. Badinerie
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Serses, HWV 40: Serse (Xerxes), HWV 40, Act I: Ombra mai fu, "Largo" (arr. for oboe and orchestra)
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Konzert für Oboe Nr. 3 g-Moll, HWV 287: Oboe Concerto No. 3 in G Minor, HWV 287: III. Sarabande
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Solomon, HWV 67, Act III: Sinfonia, "Arrival of the Queen of Sheba"
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Herz und Mund und Tat und Leben, BWV 147: Chorale: Jesus bleibt meine Freude (arr. for organ)
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Flute Concerto in D Major, Op. 10, No. 3, RV 428, "Il gardellino": II. Cantabile
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Concerto for Lute and 2 Violins in D Major, RV 93 (arr. for lute and strings): I. Allegro giusto
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Concerto for Lute and 2 Violins in D Major, RV 93 (arr. for lute and strings): I. Allegro giusto
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Der Messias, HWV 56: Messiah, HWV 56, Part II: Hallelujah! (Chorus)
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duration ms: 218026
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by artist: George Frideric Handel
by artist: The Scholars Baroque Ensemble
in album: Baroque Music – 50 of the best
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  date published: 2012-08-01
popularity: 3
genre: classical
genre: early-music
genre: baroque
genre: english-baroque
genre: german-baroque
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Der Messias, HWV 56: Messiah, HWV 56, Part II: Hallelujah! (Chorus)
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Bach, J.S. (The Best Of)
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date published: 1997-06-20
track: Christmas Oratorio, BWV 248, Part II: Sinfonia
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:53:27Z
  audio: Christmas Oratorio, BWV 248, Part II: Sinfonia
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track: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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  by artist: Capella Istropolitana
  by artist: Bohdan Warchal
  in album: Bach, J.S. (The Best Of)
    type: MusicAlbum
    date published: 1997-06-20
  genre: classical
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T03:22:41Z
  audio: Brandenburg Concerto No. 3 in G Major, BWV 1048: III. Allegro
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track: Concerto for Oboe and Violin in C Minor, BWV 1060: II. Adagio
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  by artist: Johann Sebastian Bach
  by artist: Budapest Strings
  in album: Bach, J.S. (The Best Of)
    type: MusicAlbum
    date published: 1997-06-20
  genre: classical
  genre: classical-piano
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  subject of: OpenTimestamps Proof of Existence
  audio: Concerto for Oboe and Violin in C Minor, BWV 1060: II. Adagio
track: Overture (Suite) No. 3 in D Major, BWV 1068: II. Air, "Air on a G String"
track: Keyboard Concerto in F Minor, BWV 1056: Concerto in F Minor, BWV 1056: II. Largo
track: Overture (Suite) No. 2 in B Minor, BWV 1067: VII. Badinerie
track: Violin Concerto E Major, BWV 1042: II. Adagio
track: Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai

OTSHash
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x149d20a85c100a318a654a9268310638a9c8b4bfd76ce14ce928f9d5f68beb69. 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/HKI199506505.
date published: 2026-07-08T03:20:19Z

Concerto for Oboe and Violin in C Minor, BWV 1060: II. Adagio
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additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Overture (Suite) No. 3 in D Major, BWV 1068: II. Air, "Air on a G String"
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duration: PT5M22S
duration ms: 322173
explicit: false
by artist: Johann Sebastian Bach
by artist: Capella Istropolitana
by artist: Richard Edlinger
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genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-06-13T13:32:09Z
audio: Overture (Suite) No. 3 in D Major, BWV 1068: II. Air, "Air on a G String"
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Keyboard Concerto in F Minor, BWV 1056: Concerto in F Minor, BWV 1056: II. Largo
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duration: PT2M50S
duration ms: 170106
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by artist: Johann Sebastian Bach
by artist: Hae Won Chang
by artist: Camerata Cassovia
by artist: Robert Stankovsky
in album: Bach, J.S. (The Best Of)
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genre: classical
genre: classical-piano
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Keyboard Concerto in F Minor, BWV 1056: Concerto in F Minor, BWV 1056: II. Largo
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Overture (Suite) No. 2 in B Minor, BWV 1067: VII. Badinerie
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by artist: Jaroslav Dvořák
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Overture (Suite) No. 2 in B Minor, BWV 1067: VII. Badinerie
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Violin Concerto E Major, BWV 1042: II. Adagio
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duration: PT7M28S
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Violin Concerto E Major, BWV 1042: II. Adagio
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Brandenburg Concerto No. 2 in F Major, BWV 1047: III. Allegro assai
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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: III. Allegro assai
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Bach for Meditation
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T05:09:12Z
  audio: Concerto in D Minor (after the Oboe Concerto by A. Marcello), BWV 974: Adagio (arr. E. Voorhorst)
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track: Ave Maria
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  by artist: Charles Gounod
  by artist: Nora Shulman
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  popularity: 17
  genre: classical
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-06-13T13:32:09Z
  audio: Ave Maria
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track: Concerto in the Italian Style in F Major, BWV 971, "Italian Concerto": Italian Concerto in F Major, BWV 971: II. Andante
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  by artist: Joseph Banowetz
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  genre: classical
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  subject of: OpenTimestamps Proof of Existence
  audio: Concerto in the Italian Style in F Major, BWV 971, "Italian Concerto": Italian Concerto in F Major, BWV 971: II. Andante
track: Cello Suite No. 1 in G Major, BWV 1007: Prelude
track: Overture (Suite) No. 3 in D Major, BWV 1068: Suite No. 3 in D Major, BWV 1068: Air, "Air on a G String"
track: Concerto for 2 violins in D Minor, BWV 1043: Largo ma non tanto
track: Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano
track: Christmas Oratorio, BWV 248: Sinfonia
track: Violin Sonata No. 3 in C Major, BWV 1005: Largo (arr. N. Goluses)

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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OpenTimestamps Proof of Existence
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date published: 2026-07-06T07:53:57Z

Concerto in the Italian Style in F Major, BWV 971, "Italian Concerto": Italian Concerto in F Major, BWV 971: II. Andante
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Cello Suite No. 1 in G Major, BWV 1007: Prelude
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by artist: Alexander Rudin
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaefbd107767f613fa63d04e6a4d2030b3609910674cd878d3742bedf3fb6b380. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199204501.
  date published: 2026-07-02T05:09:12Z
audio: Cello Suite No. 1 in G Major, BWV 1007: Prelude
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Overture (Suite) No. 3 in D Major, BWV 1068: Suite No. 3 in D Major, BWV 1068: Air, "Air on a G String"
type: MusicRecording
duration: PT5M2S
duration ms: 302413
explicit: false
by artist: Johann Sebastian Bach
by artist: Cologne Chamber Orchestra
by artist: Helmut Müller-Brühl
in album: Bach for Meditation
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  date published: 2005-01-01
popularity: 6
genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0382242ac8182259c2398d357dab3278520f46cf8576c8bc4bda5aefa7c5f8dd. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199911316.
  date published: 2026-07-06T07:53:57Z
audio: Overture (Suite) No. 3 in D Major, BWV 1068: Suite No. 3 in D Major, BWV 1068: Air, "Air on a G String"
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Concerto for 2 violins in D Minor, BWV 1043: Largo ma non tanto
type: MusicRecording
duration: PT6M47S
duration ms: 407226
explicit: false
by artist: Johann Sebastian Bach
by artist: Takako Nishizaki
by artist: Alexander Jablokov
by artist: Capella Istropolitana
by artist: Oliver von Dohnanyi
in album: Bach for Meditation
  type: MusicAlbum
  date published: 2005-01-01
popularity: 5
genre: classical
genre: classical-piano
isrc code: HKI199616810
additional property: CopyrightID
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additional property: OTSHash
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1bef6e49db0a88e6fa2c172abafeb280696e86db1d07cbcdf91c32d4d36180d. 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/HKI199616810.
  date published: 2026-07-07T18:39:05Z
audio: Concerto for 2 violins in D Minor, BWV 1043: Largo ma non tanto
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Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano
type: MusicRecording
duration: PT2M6S
duration ms: 126440
explicit: false
by artist: Johann Sebastian Bach
by artist: Petri Alanko
by artist: Anssi Mattila
in album: Bach for Meditation
  type: MusicAlbum
  date published: 2005-01-01
popularity: 5
genre: classical
genre: classical-piano
isrc code: HKI199608606
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57be5227cbd643f28ef8cf5fa596b0d87c0cae64c1e08ebf6ca09645ecf3dd86. Chain 2 (Bitcoin): anchored in block 957048 (2026-07-07T14:18:56Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199608606.
  date published: 2026-07-07T14:18:56Z
audio: Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano
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Christmas Oratorio, BWV 248: Sinfonia
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duration: PT5M57S
duration ms: 357293
explicit: false
by artist: Johann Sebastian Bach
by artist: Budapest Failoni Chamber Orchestra
by artist: Géza Oberfrank
in album: Bach for Meditation
  type: MusicAlbum
  date published: 2005-01-01
popularity: 5
genre: classical
genre: classical-piano
isrc code: HKI199207910
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:41:13Z
audio: Christmas Oratorio, BWV 248: Sinfonia
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Violin Sonata No. 3 in C Major, BWV 1005: Largo (arr. N. Goluses)
type: MusicRecording
duration: PT3M20S
duration ms: 200573
explicit: false
by artist: Johann Sebastian Bach
by artist: Nicholas Goluses
in album: Bach for Meditation
  type: MusicAlbum
  date published: 2005-01-01
popularity: 5
genre: classical
genre: classical-piano
isrc code: HKI199616803
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4cfa1838ce0f6179844a6a76198f7b603ca4e4d1a94ea25a2b8d21acae5bc6af. 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/HKI199616803.
  date published: 2026-07-08T03:20:19Z
audio: Violin Sonata No. 3 in C Major, BWV 1005: Largo (arr. N. Goluses)
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Listen, Learn And Grow With Bach
type: MusicAlbum
date published: 2004-09-14
track: Clavierbuchlein for Anna Magdalena Bach, Book 2, BWV Anh. 113-132: Minuet in G Major, Anh 114
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  genre: classical
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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: 2026-06-13T13:32:09Z
  audio: Clavierbuchlein for Anna Magdalena Bach, Book 2, BWV Anh. 113-132: Minuet in G Major, Anh 114
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track: Goldberg Variations, BWV 988: Aria
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  by artist: Pi-hsien Chen
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  genre: classical
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  additional property: OTSVerifyInstructions
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    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: Goldberg Variations, BWV 988: Aria
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track: Partita in A Minor, BWV 1013 (arr. E. Voorhorst for guitar): Bourree anglaise
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  subject of: OpenTimestamps Proof of Existence
  audio: Partita in A Minor, BWV 1013 (arr. E. Voorhorst for guitar): Bourree anglaise
track: Ave Maria (arr. for flute and harp)

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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb2e56047eba4c220fe0cc9d7e76a098b9a00fdaeb5ab2dab780b79bacc12f8c. 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/HKI190053004.
date published: 2026-07-08T03:20:19Z

Partita in A Minor, BWV 1013 (arr. E. Voorhorst for guitar): Bourree anglaise
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Ave Maria (arr. for flute and harp)
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by artist: Johann Sebastian Bach
by artist: Charles Gounod
by artist: Nora Shulman
by artist: Judy Loman
in album: Listen, Learn And Grow With Bach
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genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: Ave Maria (arr. for flute and harp)
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  additional property: Speechiness
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Largo
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date published: 1994-08-09
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  by artist: Ladislav Kyselák
  by artist: Capella Istropolitana
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-02T05:09:12Z
  audio: Viola Concerto in G Major: Largo
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track: Keyboard Concerto in F Minor, BWV 1056: Piano Concerto in F Minor, BWV 1056: Largo
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  by artist: Hae Won Chang
  by artist: Camerata Cassovia
  by artist: Robert Stankovsky
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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: 2026-07-14T18:24:07Z
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track: Concerto Grosso in A Minor, Op. 6, No. 4: Largo, e piano
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  by artist: Capella Istropolitana
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  genre: early-music
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  genre: german-baroque
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  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Concerto Grosso in A Minor, Op. 6, No. 4: Largo, e piano
track: Concerto for 2 Violins in D Minor, BWV 1043: Double Concerto in D Minor, BWV 1043: Largo ma non tanto
track: Violin Concerto in C Major, Op. 8, No. 6: Largo (e cantabile)
track: Concerto Grosso in D Major, Op. 6, No. 5: Largo
track: Musique de table, Part II: Concerto for 3 Violins in F Major, TWV 53:F1: Concerto for 3 Violins in F Major: Largo
track: Concerto Grosso in F Major, Op. 6, No. 6: Largo
track: Chamber Concerto in D Major, RV 93 (arr. for guitar and orchestra): Guitar Concerto in D Major, RV 93: Largo
track: Oboe Concerto No. 3 in G Minor, HWV 287: Sarabande (Largo)
track: Violin Concerto in A Minor, Op. 3, No. 6: Largo
track: Concerto Grosso in C Major, HWV 318, "Alexander's Feast": Alexander's Feast: Largo
track: Concerto for Oboe and Violin in B-Flat Major, RV 548: Largo

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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
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description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x439bbf175ffc0bc185e3cd1658fee57e4a8e89cc6d745c21b68ffb8f5895e82b. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199262805.
date published: 2026-07-08T03:53:27Z

Concerto Grosso in A Minor, Op. 6, No. 4: Largo, e piano
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Concerto for 2 Violins in D Minor, BWV 1043: Double Concerto in D Minor, BWV 1043: Largo ma non tanto
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by artist: Alexander Jablokov
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by artist: Capella Istropolitana
by artist: Oliver von Dohnanyi
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  date published: 1994-08-09
genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Violin Concerto in C Major, Op. 8, No. 6: Largo (e cantabile)
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Concerto Grosso in D Major, Op. 6, No. 5: Largo
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Musique de table, Part II: Concerto for 3 Violins in F Major, TWV 53:F1: Concerto for 3 Violins in F Major: Largo
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Concerto Grosso in F Major, Op. 6, No. 6: Largo
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Chamber Concerto in D Major, RV 93 (arr. for guitar and orchestra): Guitar Concerto in D Major, RV 93: Largo
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Oboe Concerto No. 3 in G Minor, HWV 287: Sarabande (Largo)
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Violin Concerto in A Minor, Op. 3, No. 6: Largo
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Concerto Grosso in C Major, HWV 318, "Alexander's Feast": Alexander's Feast: Largo
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Concerto for Oboe and Violin in B-Flat Major, RV 548: Largo
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The Romantic Bach
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track: Brandenberg Concerto No. 1 In F Major, BWV 1046: II. Adagio
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Baroque Favourites
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Varma röda stunder
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Bach, J.S.: Romantic Bach (The)
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Classical Music for Contemplation
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track: Adagio-Allegro-Adagio from Concerto Grosso in G Minor Op. 6, No. 8 - Christmas Concerto
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
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date published: 2026-07-08T08:56:20Z

Lento assai, cantante e tranquillo from String Quartet No. 16 in F Major Op. 135
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Bach, J.S.: Adagio
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T18:39:05Z
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Hummel Edition, Vol. 2
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Cinema Classics, Vol. 1
type: MusicAlbum
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Best Of Naxos 5
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:20:19Z
  audio: Keyboard Concerto in F Minor, BWV 1056: Largo
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A Guided Tour of the Baroque Era, Vol. 7
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date published: 2013-07-09
track: Messiah, HWV 56 (1751 Version): Part I: Sinfonia
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  by artist: Henry Jenkinson
  by artist: Iestyn Davies
  by artist: Choir of New College, Oxford
  by artist: Academy of Ancient Music
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
  audio: Messiah, HWV 56 (1751 Version): Part I: Sinfonia
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track: Zadok the Priest
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  by artist: Thomas Tallis Chamber Choir
  by artist: Royal Academy Consort
  by artist: Jeremy Summerly
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T08:56:20Z
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track: Zadok the Priest, HWV 258: And all the people rejoiced
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  subject of: OpenTimestamps Proof of Existence
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A Guided Tour of the Baroque Era, Vol. 7
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date published: 2013-07-09

CopyrightID
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OTSHash
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
type: PropertyValue
value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87088b400af18509604756658c11aec60b4031605ae4874fba9df7555f9d8132. 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/HKI190230602.
date published: 2026-07-08T03:22:41Z

Zadok the Priest, HWV 258: And all the people rejoiced
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additional property: Danceability
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My First Piano Album
type: MusicAlbum
date published: 2011-11-01
track: 5 Lieder, Op. 49: No. 4, Wiegenlied (Arr. P. Nagy for Piano)
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-07T18:39:05Z
  audio: 5 Lieder, Op. 49: No. 4, Wiegenlied (Arr. P. Nagy for Piano)
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OTSVerificationAPI
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value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199206114

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

OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33a15593629171d65dfe5fc9b7a3bb5bb39cd35f703e185f084dc2f5724fe4e1. 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/HKI199206114.
date published: 2026-07-08T03:20:19Z

Orchestral Suite No. 2 in B Minor, BWV 1067: VII. Badinerie
type: AudioObject
additional property: Tempo (BPM)
  type: PropertyValue
  value: 136.399
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: 0.727
additional property: Energy
  type: PropertyValue
  value: 0.347
additional property: Speechiness
  type: PropertyValue
  value: 0.05
additional property: Acousticness
  type: PropertyValue
  value: 0.88
additional property: Instrumentalness
  type: PropertyValue
  value: 0.786
additional property: Liveness
  type: PropertyValue
  value: 0.077
additional property: Valence (Positivity)
  type: PropertyValue
  value: 0.965
additional property: Loudness (dB)
  type: PropertyValue
  value: -19.979
additional property: Key Name
  type: PropertyValue
  value: B
additional property: Mode Name
  type: PropertyValue
  value: Minor

The Essential Haydn
type: MusicAlbum
date published: 2024-10-25