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Divertimento No. 17 in D Major, K. 334: III. Menuetto
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Air on a G string
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The Four Seasons, Violin Concerto No. 1 in E Major, RV 269 "Spring": I. Allegro
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Peer Gynt Suite No. 1, Op. 46: IV. In the Hall of the Mountain King
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Piano Concerto No. 21 in C Major, K. 467 "Elvira Madigan": II. Andante
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14 Romances, Op. 34: No. 14, Vocalise (Lentamente)
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Swan Lake Suite, Op. 20a: Scéne, Moderato
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Boléro, M. 81
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Adagio in G Minor for Strings and Organ
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Messiah, HWV 56, Pt. II: No. 44, Hallelujah
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Le Carnaval des Animaux, R. 125: XIII. Le Cygne
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audio: Le Carnaval des Animaux, R. 125: XIII. Le Cygne
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Concierto de Aranjuez: II. Adagio
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Romantic Era Classics
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Beethoven Hits
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    date published: 2026-07-02T11:38:34Z
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track: Fidelio, Op. 72: Overture
track: Symphony No. 9 in D Minor, Op. 125 "Choral": II. Scherzo (Molto vivace)
track: Piano Sonata No. 17 in D Minor, Op. 31 No. 2 "The Tempest": III. Allegretto

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date published: 2026-07-02T03:55:08Z

Piano Sonata No. 14 in C-Sharp Minor, Op. 27 No. 2 "Moonlight": I. Adagio sostenuto
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Fidelio, Op. 72: Overture
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Piano Sonata No. 17 in D Minor, Op. 31 No. 2 "The Tempest": III. Allegretto
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Uplifting Classical - Music to energize your mood
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OTSBitcoinBlockVerifyURL
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value: https://blockstream.info/api/block-height/957120

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA580600425

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:22:41Z

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 0x6fd668df55a97af7a90ec197c0a9da852bc6356e7357daed0c47458083dc86be. 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/DEA580600425.
date published: 2026-07-08T03:22:41Z

The Beautiful Blue Danube, Waltz, Op. 314 (From "True Lies")
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Swan Lake, Ballet suite, Op. 20a, Dance of the swans
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duration: PT1M42S
duration ms: 102836
explicit: false
by artist: Pyotr Ilyich Tchaikovsky
by artist: Belgrad Philharmonic Orchestra
by artist: Igor Markevitch
in album: Uplifting Classical - Music to energize your mood
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popularity: 4
isrc code: DEA580600073
additional property: CopyrightID
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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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 0x3f49336e4d5d41adf92f1c1938bba9e5e177d7868a749bbab771cd78b35a07aa. 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/DEA580600073.
  date published: 2026-07-08T03:22:41Z
audio: Swan Lake, Ballet suite, Op. 20a, Dance of the swans
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Songs without Words, Book V, Op. 62, No. 30 in A Major "Spring Song"
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duration: PT2M15S
duration ms: 135709
explicit: false
by artist: Felix Mendelssohn
by artist: Rena Kyriakou
in album: Uplifting Classical - Music to energize your mood
  type: MusicAlbum
  date published: 2017-04-04
popularity: 4
genre: classical
genre: early-romantic-era
genre: german-romanticism
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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
  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 0x4440e7a4953bb40265352f03bb6b082fdebe3008e1a7a60547bf1bf146bde623. 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/USZDG0601523.
  date published: 2026-07-08T03:53:27Z
audio: Songs without Words, Book V, Op. 62, No. 30 in A Major "Spring Song"
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Gianni Schicchi: Act I - "O mio babbino caro"
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duration: PT2M0S
duration ms: 120256
explicit: false
by artist: Giacomo Puccini
by artist: Czech Symphony Orchestra
by artist: Julian Bigg
by artist: Susan McCulloch
in album: Uplifting Classical - Music to energize your mood
  type: MusicAlbum
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popularity: 4
isrc code: USX760500113
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ed2115b6f46ff60d4791165151cf2e018cd9968979285c28d11be616edee6d9. 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/USX760500113.
  date published: 2026-07-08T03:20:19Z
audio: Gianni Schicchi: Act I - "O mio babbino caro"
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  additional property: Tempo (BPM)
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Rhapsody On a Theme By Paganini, Op. 43: Variation No. 18
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duration: PT2M51S
duration ms: 171740
explicit: false
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by artist: St. Louis Symphony
by artist: Leonard Slatkin
by artist: Abbey Simon
in album: Uplifting Classical - Music to energize your mood
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  date published: 2017-04-04
popularity: 4
genre: classical
genre: classical-piano
isrc code: USZDG0601191
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8619f5939c85862d5d198ce56cc3440523979a464d25e35df2a0ee552dbc5d18. 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/USZDG0601191.
  date published: 2026-07-08T03:53:27Z
audio: Rhapsody On a Theme By Paganini, Op. 43: Variation No. 18
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  additional property: Tempo (BPM)
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Piano Sonata No. 16 in C Major, K.545 "Sonata facile", I. Allegro
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duration: PT2M54S
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explicit: false
by artist: Wolfgang Amadeus Mozart
by artist: Walter Klien
in album: Uplifting Classical - Music to energize your mood
  type: MusicAlbum
  date published: 2017-04-04
popularity: 4
genre: classical
genre: classical-era
isrc code: USZDG0602813
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: 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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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa4ea6052838e135db3b5c4c48e774623638bea2d27f342eb023435067e34d74. 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/USZDG0602813.
  date published: 2026-07-08T03:22:41Z
audio: Piano Sonata No. 16 in C Major, K.545 "Sonata facile", I. Allegro
  type: AudioObject
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  additional property: Mode (Major/Minor)
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Tritsch-Tratsch Polka, Op. 214
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duration: PT2M38S
duration ms: 158743
explicit: false
by artist: Johann Strauss II
by artist: Vienna Opera Orchestra
by artist: Carl Michalski
in album: Uplifting Classical - Music to energize your mood
  type: MusicAlbum
  date published: 2017-04-04
popularity: 4
isrc code: DEA580600740
additional property: CopyrightID
additional property: CopyrightStatus
  type: PropertyValue
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: 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: Tritsch-Tratsch Polka, Op. 214
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Piano Concerto No. 1 in E Minor, Op. 11, II. Romance (Larghetto)
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duration ms: 546215
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by artist: Hamburg Symphony Orchestra
by artist: Heribert Beissel
by artist: Abbey Simon
in album: Uplifting Classical - Music to energize your mood
  type: MusicAlbum
  date published: 2017-04-04
popularity: 3
genre: classical
genre: early-romantic-era
genre: polish-classical
isrc code: USZDG0601176
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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Symphony No. 40 in G Minor, K.550, I. Molto Allegro
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Piano Trio in B-Flat Major, D 898 (Op.post.99), IV. Rondo. Allegro vivace
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Suite for Shakespeare's "Much Ado About Nothing", Op. 11, V. Hornpipe
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The Marriage of Figaro, "Le Nozze di Figaro", K.492,Overture (From "Willie Wonka and the Chocolate Factory")
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Water Music, Suite, VI. Alla Hornpipe
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99 Greatest Classical Composers
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track: Symphony No. 5 in C Minor, Op. 67 "Fate": I. Allegro con brio
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track: Nocturnes, Op. 9: No. 2, Andante in E-Flat Major
track: Boléro, M. 81
track: Syrinx, L. 129
track: The Blue Danube, Op. 314
track: Carmen Suite No. 2: II. Habanera

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Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso - Allegro con spirito
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Nocturnes, Op. 9: No. 2, Andante in E-Flat Major
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subject of: OpenTimestamps Proof of Existence
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Boléro, M. 81
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audio: Boléro, M. 81
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Syrinx, L. 129
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The Blue Danube, Op. 314
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Carmen Suite No. 2: II. Habanera
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Concerto for Piano and Orchestra No. 5 in E Flat Major, 'Emperor', Op. 73: I. Allegro
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Concerto for Piano and Orchestra No. 5 in E Flat Major, 'Emperor', Op. 73: II. Adagio un poco Mosso
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Concerto for Piano and Orchestra No. 5 in E Flat Major, 'Emperor', Op. 73: III. Rondo (Allegro)
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British Classical Music Masterpieces
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OpenTimestamps Proof of Existence
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Fantasia on Greensleeves
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I Vow to Thee, My Country
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Classical Music from Ingmar Bergman Films
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The 35 Most Evil Pieces of Classical Music
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Symphonie Fantastique, Op. 14, "Episode de la vie d'un artiste": V. Songe d'une nuit du sabbat (Dream of a Witches' Sabbath)
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
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Peer Gynt Suite No. 1, Op. 46: In the Hall of the Mountain King
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-07T14:04:01Z
audio: Peer Gynt Suite No. 1, Op. 46: In the Hall of the Mountain King
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Dixit Dominus in G Minor, HWV 232: VIII. De torrente in via bibet
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Dixit Dominus in G Minor, HWV 232: VIII. De torrente in via bibet
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Sonata No. 2 in B-Flat Minor for Piano, Op. 35: III. Marche Funébre (Funeral March): Lento
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Sonata No. 2 in B-Flat Minor for Piano, Op. 35: III. Marche Funébre (Funeral March): Lento
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Messa da Requiem: Dies irae - Tuba mirum
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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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Romeo and Juliet, Suite No. 2, Op. 64c: Montagues and Capulets
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subject of: OpenTimestamps Proof of Existence
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Morceaux de Fantasie, Op. 3: II. Prélude in C-Sharp Minor, "The Bells of Moscow": Lento
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Die Walkürie (The Valkyrie), Act 3: Ride of the Valkyries
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Toccata and Fugue in D Minor for Organ, BWV 565
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Requiem, K. 626: Lacrimosa dies illa
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Classical Icon: Beethoven
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Schicksalssinfonie Beethoven
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Bruckner - Symphony Nº 9
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Schumann: Symphony No. 4
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Oboe Concertos – Schuncke, H. / Nielsen, C. / Kalliwoda, J.W. / Ropartz, J. G.
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Romanza
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Lo Mejor de la Música Barroca: Los Grandes Clásicos
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track: Orfeo ed Euridice, Act.II: "Dance of the Blessed Spirits"
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track: Concerto No.8 in F Minor: II. Grave
track: Keyboard Sonata in D Minor: I. Allegro
track: Concerto grosso in D Major: II. Largo
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Orfeo ed Euridice, Act.II: "Dance of the Blessed Spirits"
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Concerto No.8 in F Minor: II. Grave
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Keyboard Sonata in D Minor: I. Allegro
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Concerto grosso in D Major: II. Largo
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Canon and Gigue in D Major
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Los Grandes de la Musica Clasica - Jean Sibelius Vol. 3
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Suite Bergamasque, L. 75: III. Clair de lune
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Rêverie, L. 68
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Deux arabesques, L. 66: No. 2, Allegretto scherzando in G Major
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Préludes, Book I, L. 117: I. Danseuses de delphes
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Préludes, Book I, L. 117: IV. Les sons et les parfums tournent dans l'air du soir
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Préludes, Book I, L. 117: VIII. La fille aux cheveux de lin
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The Worlds Greatest Classical Chillout - The Only Classical Chillout Album You'll Ever Need (Digital Chilled Version)
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  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
    type: DigitalDocument
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    date published: 2026-07-08T03:20:19Z
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    additional property: Speechiness
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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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track: Sonata for Two Pianos in D Major, K448: II. Andante
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  by artist: Alfred Brendel
  by artist: Walter Lien
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  genre: classical-era
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  additional property: OTSBitcoinBlockVerifyURL
    type: PropertyValue
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKTX0901660
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T17:25:41Z
  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbe4ce18d2a7347dd89a1c382a7acce0a48568e78ae3c013084451ece41174ab. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), 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/GBKTX0901660.
    date published: 2026-06-13T17:25:41Z
  audio: Sonata for Two Pianos in D Major, K448: II. Andante
    type: AudioObject
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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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track: Carmen Suite No.1: III. Intermezzo
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  by artist: Georges Bizet
  by artist: Bamberg Symphony
  by artist: Marcel Courant
  in album: The Worlds Greatest Classical Chillout - The Only Classical Chillout Album You'll Ever Need (Digital Chilled Version)
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    date published: 2009-11-30
  genre: classical
  genre: opera
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Carmen Suite No.1: III. Intermezzo

CopyrightChainExplorerURL
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value: https://explorer.copyrightchains.com/tx/0x214b5f17f5c4be3a91dcfb7358a710e65265dda607ed8c7a3363dce9b1f5d089

OTSHash
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OTSBitcoinBlock
type: PropertyValue
value: 957145

OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957145

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKTX0901662

OTSTimestamp
type: PropertyValue
value: 2026-07-08T08:56:20Z

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 0x214b5f17f5c4be3a91dcfb7358a710e65265dda607ed8c7a3363dce9b1f5d089. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKTX0901662.
date published: 2026-07-08T08:56:20Z

Carmen Suite No.1: III. Intermezzo
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Classical Movie Hits
type: MusicAlbum
date published: 2019-04-05
track: Rhapsody in Blue
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  duration: PT16M33S
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  explicit: false
  by artist: George Gershwin
  by artist: Libor Pešek
  by artist: Kamil Hála
  by artist: Slovak Philharmonic Orchestra
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    type: MusicAlbum
    date published: 2019-04-05
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  additional property: CopyrightID
  additional property: CopyrightStatus
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  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48308747e5cc9a4d6b37914e6af1e3c8cf4d3c5b7a36df04605357b0cf848b56. 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/SEWDL0730502.
    date published: 2026-07-08T03:20:19Z
  audio: Rhapsody in Blue
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Suite Bergamasque, L. 75: III. Clair de lune
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  duration: PT5M56S
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  explicit: false
  by artist: Claude Debussy
  by artist: Axel Gillison
  in album: Classical Movie Hits
    type: MusicAlbum
    date published: 2019-04-05
  genre: classical
  genre: impressionism
  genre: post-romantic-era
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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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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
    type: PropertyValue
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
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    date published: 2026-07-08T08:56:20Z
  audio: Suite Bergamasque, L. 75: III. Clair de lune
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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track: Requiem in D Minor, K. 626: III. Sequenz, No. 6, Lacrymosa
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  by artist: Wolfgang Amadeus Mozart
  by artist: David Parry
  by artist: London Philharmonic Orchestra
  by artist: London Philharmonic Choir
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    type: MusicAlbum
    date published: 2019-04-05
  genre: classical
  genre: classical-era
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  additional property: CopyrightStatus
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Requiem in D Minor, K. 626: III. Sequenz, No. 6, Lacrymosa
track: Adagio for Strings, Op. 11
track: Symphony No. 5 in C Minor, Op. 67 "Fate": I. Allegro con brio

CopyrightChainExplorerURL
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OTSHash
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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
type: PropertyValue
value: https://blockstream.info/api/block-height/957124

OTSVerificationAPI
type: PropertyValue
value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL9750021

OTSTimestamp
type: PropertyValue
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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 0xb9cf4cb15ef9e87408e31715b9c7e62bebb0d113853929ac0ae761d85d116a55. 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/SEWDL9750021.
date published: 2026-07-08T03:53:27Z

Requiem in D Minor, K. 626: III. Sequenz, No. 6, Lacrymosa
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additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Valence (Positivity)
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additional property: Mode Name
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Adagio for Strings, Op. 11
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duration: PT8M22S
duration ms: 502613
explicit: false
by artist: Samuel Barber
by artist: David Parry
by artist: London Philharmonic Orchestra
in album: Classical Movie Hits
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  date published: 2019-04-05
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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: 2026-07-08T03:53:27Z
audio: Adagio for Strings, Op. 11
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  additional property: Key Name
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  additional property: Mode Name
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Symphony No. 5 in C Minor, Op. 67 "Fate": I. Allegro con brio
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duration: PT7M28S
duration ms: 448186
explicit: false
by artist: Ludwig van Beethoven
by artist: David Parry
by artist: London Philharmonic Orchestra
in album: Classical Movie Hits
  type: MusicAlbum
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  date published: 2026-07-08T03:22:41Z
audio: Rigoletto: "La donna e mobile" (from Captain Corelli's Mandolin)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Liveness
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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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Grey, Darker & Freed: Intimate Music Inspired By the Film With Mr. Grey...
type: MusicAlbum
date published: 2015-02-16
track: Love Me Like You Do (From "Fifty Shades of Grey")
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  duration: PT4M10S
  duration ms: 250000
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    type: MusicAlbum
    date published: 2015-02-16
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1435093
  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 0x32eae136ce214a343fc3da0721b680e63dcebff6e7ebbf52c8cc8beff0783362. 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/QMVRR1435093.
    date published: 2026-07-02T03:55:08Z
  audio: Love Me Like You Do (From "Fifty Shades of Grey")
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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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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track: Feeling Good
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  duration: PT3M54S
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  by artist: The Cinematic Film Band
  in album: Grey, Darker & Freed: Intimate Music Inspired By the Film With Mr. Grey...
    type: MusicAlbum
    date published: 2015-02-16
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  additional property: OTSVerificationAPI
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1437797
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:53:06Z
  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 0x8fe7d0396a9418cd33fc206bab755e13c0f8ba3d14bff7ee009a957097d23624. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), 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/QMVRR1437797.
    date published: 2026-06-13T12:53:06Z
  audio: Feeling Good
    type: AudioObject
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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    additional property: Key Name
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track: Sweet Dreams (Are Made of This)
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    date published: 2015-02-16
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1437798
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: Sweet Dreams (Are Made of This)
track: Sweet About Me

OTSTimestamp
type: PropertyValue
value: 2026-07-08T03:53:27Z

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 0x9f95d487293cb876060dde0cb7a8847016f7a574c0941f25e71db47b059b8154. 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/QMVRR1437798.
date published: 2026-07-08T03:53:27Z

Sweet Dreams (Are Made of This)
type: AudioObject
additional property: Tempo (BPM)
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additional property: Musical Key
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additional property: Mode (Major/Minor)
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additional property: Time Signature
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additional property: Danceability
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additional property: Energy
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additional property: Speechiness
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additional property: Acousticness
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additional property: Instrumentalness
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additional property: Liveness
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additional property: Valence (Positivity)
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additional property: Loudness (dB)
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additional property: Key Name
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additional property: Mode Name
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Sweet About Me
type: MusicRecording
duration: PT3M22S
duration ms: 202643
explicit: false
by artist: The Cinematic Film Band
in album: Grey, Darker & Freed: Intimate Music Inspired By the Film With Mr. Grey...
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  date published: 2015-02-16
isrc code: QMVRR1437807
additional property: CopyrightID
additional property: CopyrightStatus
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSHash
additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a7ad4395e0ab8297b0d79d6474acd8b0774373b1cf2ae081156a0f3dc21b05c. 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/QMVRR1437807.
  date published: 2026-07-02T03:55:08Z
audio: Sweet About Me
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  additional property: Mode (Major/Minor)
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  additional property: Danceability
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  additional property: Energy
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  additional property: Speechiness
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  additional property: Acousticness
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  additional property: Instrumentalness
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  additional property: Valence (Positivity)
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Ultimate Wedding Collection: Ceremony
type: MusicAlbum
date published: 2010-03-16
track: Air on a G string
track: Allelujah
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  by artist: Ernst Hinreiner
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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
    type: PropertyValue
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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
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29885f4a23d2e3e374713f8958a4e9844592385a7400b833d9d73c32c9b9c9e4. 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/DEA580600671.
    date published: 2026-07-02T03:55:08Z
  audio: Allelujah
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Mode (Major/Minor)
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    additional property: Time Signature
      type: PropertyValue
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    additional property: Danceability
      type: PropertyValue
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    additional property: Energy
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    additional property: Speechiness
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    additional property: Acousticness
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    additional property: Instrumentalness
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    additional property: Liveness
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    additional property: Valence (Positivity)
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    additional property: Loudness (dB)
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Música Clásica: Relajante
type: MusicAlbum
date published: 2013-01-08
track: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
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  duration: PT4M14S
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  by artist: Johann Sebastian Bach
  by artist: David Parry
  by artist: London Philharmonic Orchestra
  in album: Música Clásica: Relajante
    type: MusicAlbum
    date published: 2013-01-08
  genre: classical
  genre: classical-piano
  isrc code: SEWDL9750009
  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
    value: registered
  additional property: CopyrightRegisteredAt
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSHash
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  additional property: OTSVerificationAPI
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  additional property: OTSTimestamp
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  additional property: OTSVerifyInstructions
    type: PropertyValue
    value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
  subject of: OpenTimestamps Proof of Existence
    type: DigitalDocument
    encoding format: application/vnd.opentimestamps.ots
    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd1f07048e7fb781ba0a360496c3f15a1c31b3cdc7b7f1df799e9d6134c2962e. 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/SEWDL9750009.
    date published: 2026-07-08T03:53:27Z
  audio: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
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    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Danceability
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track: Piano Concerto No. 21 in C Major, K. 467: II. Andante
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  by artist: Wolfgang Amadeus Mozart
  by artist: David Parry
  by artist: Finghin Collins
  by artist: London Philharmonic Orchestra
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    type: MusicAlbum
    date published: 2013-01-08
  genre: classical
  genre: classical-era
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  additional property: CopyrightID
  additional property: CopyrightStatus
    type: PropertyValue
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  additional property: CopyrightChainExplorerURL
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  additional property: OTSVerifyInstructions
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track: Xerxes, HWV 40, Act I: Ombra mai fu (Instrumental Version)
track: Symphony No. 5 in C Minor, Op. 67 "Fate": II. Andante con moto

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The Four Seasons, Violin Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo
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Xerxes, HWV 40, Act I: Ombra mai fu (Instrumental Version)
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Symphony No. 5 in C Minor, Op. 67 "Fate": II. Andante con moto
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Classical Masterworks - 100 World's Greatest Classics - The Finest Classical Music In The World
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Classical Focus
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track: Je te veux
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  audio: Je te veux
track: Salut d'amour, Op. 12
track: Piano Concerto No. 24 in C Minor, K. 491: II. Larghetto
track: Nocturne in C Minor, B. 108
track: Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco moto
track: Orchestral Suite No. 3 in D Major, BWV 1068: II. Air

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OpenTimestamps Proof of Existence
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Je te veux
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Salut d'amour, Op. 12
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Piano Concerto No. 24 in C Minor, K. 491: II. Larghetto
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Nocturne in C Minor, B. 108
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audio: Nocturne in C Minor, B. 108
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Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco moto
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Orchestral Suite No. 3 in D Major, BWV 1068: II. Air
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Chill Out with Beethoven
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The 50 Most Essential Beethoven Masterpieces
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Lakme: Act I - "Dome Epais" (Flower Duet)
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Suite for Violoncello Solo No. 1 in G Major, BWV 1007, I. Prelude
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subject of: OpenTimestamps Proof of Existence
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Songs without Words, Book V, Op. 62, No. 30 in A Major "Spring Song"
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Suite No. 1 in F Major from "Water music", HWV 348, V. Air
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Concerto for Viola, Orchestra and b.c. in G Major, TWV 51:G9, II. Allegro
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Children's Corner, L. 113: IV. The Snow is Dancing
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Images pour Piano, Set 1, L. 110: II. Hommage à Rameau
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subject of: OpenTimestamps Proof of Existence
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Préludes, Book I, L. 117: IV. Les sons et les parfums tournent dans l'air du soir
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Préludes, Book I, L. 117: VIII. La fille aux cheveux de lin
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Préludes, Book I, L. 117: XI. La danse de Puck: Capricieux et léger
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additional property: CopyrightRegisteredAt
  type: PropertyValue
  value: 2026-06-27T06:56:51+00:00
additional property: CopyrightChainExplorerURL
  type: PropertyValue
  value: https://explorer.copyrightchains.com/tx/0x2bebead83ca399670a4181a66576cfcb9e77dc73020863a8ce2fd3cd410a3ea1
additional property: OTSHash
additional property: OTSBitcoinBlock
  type: PropertyValue
  value: 957145
additional property: OTSBitcoinBlockVerifyURL
  type: PropertyValue
  value: https://blockstream.info/api/block-height/957145
additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0718202
additional property: OTSTimestamp
  type: PropertyValue
  value: 2026-07-08T08:56:20Z
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 0x2bebead83ca399670a4181a66576cfcb9e77dc73020863a8ce2fd3cd410a3ea1. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0718202.
  date published: 2026-07-08T08:56:20Z
audio: Symphony No. 5 in C Minor, Op. 67 "Fate": II. Andante con moto
  type: AudioObject
  additional property: Tempo (BPM)
    type: PropertyValue
    value: 114.934
  additional property: Musical Key
    type: PropertyValue
    value: 8
  additional property: Mode (Major/Minor)
    type: PropertyValue
    value: 1
  additional property: Time Signature
    type: PropertyValue
    value: 5
  additional property: Danceability
    type: PropertyValue
    value: 0.156
  additional property: Energy
    type: PropertyValue
    value: 0.03
  additional property: Speechiness
    type: PropertyValue
    value: 0.038
  additional property: Acousticness
    type: PropertyValue
    value: 0.965
  additional property: Instrumentalness
    type: PropertyValue
    value: 0.795
  additional property: Liveness
    type: PropertyValue
    value: 0.061
  additional property: Valence (Positivity)
    type: PropertyValue
    value: 0.048
  additional property: Loudness (dB)
    type: PropertyValue
    value: -25.83
  additional property: Key Name
    type: PropertyValue
    value: Ab
  additional property: Mode Name
    type: PropertyValue
    value: Major