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6 Bagatelles, Op. 126: No. 1 in G Major. Andante con moto
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48 Esquisses, Op. 63, Book 1: No. 9, Confidence
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48 Esquisses, Op. 63, Book 4: No. 43, Notturnino – Innamorato
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Dolly Suite, Op. 56: VI. Le pas espagnol
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6 Épigraphes antiques, CD 139: I. Pour invoquer Pan, dieu du vent d'été
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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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Claude Debussy & Gabriel Fauré - Steven Osborne
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Miroirs - The Piano Music of Ravel
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    date published: 2026-07-08T03:20:19Z
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track: Des Canyons aux étoiles..., I/51: Pt. 1, V. Cedar Breaks et le don de crainte
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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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track: Des Canyons aux étoiles..., I/51: Pt. 2, VII. Bryce Canyon et les rochers rouge-orange

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

Des Canyons aux étoiles..., I/51: Pt. 2, VI. Appel interstellaire
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Des Canyons aux étoiles..., I/51: Pt. 2, VII. Bryce Canyon et les rochers rouge-orange
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Debussy: Études & Pour le piano
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
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  by artist: Steven Osborne
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  additional property: OTSVerifyInstructions
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: Pour le piano, CD 95: II. Sarabande
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  subject of: OpenTimestamps Proof of Existence
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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 0xbd0e8e99500595cf78690c385bbfd9b694de90b30e2366722bf92e9b1cf27fe7. 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/GBAJY2340915.
date published: 2026-07-08T08:56:20Z

Pour le piano, CD 95: III. Toccata
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Debussy: Early and Late Piano Pieces
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track: Mazurka, CD 75
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
  audio: Mazurka, CD 75
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track: 2 Arabesques, CD 74: No. 1, Andantino con moto
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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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  subject of: OpenTimestamps Proof of Existence
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track: Ballade slave, CD 78
track: Suite bergamasque, CD 82: II. Menuet
track: Suite bergamasque, CD 82: III. Clair de lune
track: Les soirs illuminés par l'ardeur du charbon, CD 150

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OTSVerificationAPI
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OTSTimestamp
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OTSVerifyInstructions
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OpenTimestamps Proof of Existence
type: DigitalDocument
encoding format: application/vnd.opentimestamps.ots
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date published: 2026-07-08T03:22:41Z

2 Arabesques, CD 74: No. 2, Allegretto scherzando
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:22:41Z
audio: Ballade slave, CD 78
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Suite bergamasque, CD 82: II. Menuet
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Suite bergamasque, CD 82: III. Clair de lune
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Les soirs illuminés par l'ardeur du charbon, CD 150
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Prokofiev: Piano Sonatas Nos. 6, 7 & 8
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Beethoven: Piano Sonatas Op. 109, 110 & 111
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Rachmaninoff: Études-tableaux, Op. 33 & Op. 39
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Debussy: Images; Children's Corner; Estampes etc.
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Ravel: Piano Concertos; Falla: Nights in the Gardens of Spain
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Beethoven: Piano Sonatas Op. 90, 101 & 106 "Hammerklavier"
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Feldman: Palais de Mari – Crumb: A Little Suite for Christmas
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Schubert: Impromptus, D. 935; Pieces, D. 946; Variations, D. 576
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Prokofiev: Violin Sonatas Nos. 1 & 2; Five Melodies
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Brahms • Rózsa: Clarinet Sonatas
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Stravinsky: Complete Music for Piano & Orchestra
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Mussorgsky: Pictures from an Exhibition; Prokofiev: Visions Fugitives & Sarcasms
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Messiaen: Turangalîla Symphony
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Beethoven: The Complete Bagatelles for Solo Piano
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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 0x7d04609d552cf37555828853b627c01569af51ed2383f9b154c06b11bb742ab2. 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/GBAJY1287908.
date published: 2026-07-08T03:53:27Z

11 Bagatelles, Op. 119: No. 1 in G Minor. Allegretto
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11 Bagatelles, Op. 119: No. 3 in D Major. À l'Allemande
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by artist: Steven Osborne
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genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 0xc3f7ad5adde2d8044338525a9bd10201fe83cbe288848afa29c245814562d392. 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/GBAJY1287910.
  date published: 2026-07-08T08:56:20Z
audio: 11 Bagatelles, Op. 119: No. 3 in D Major. À l'Allemande
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11 Bagatelles, Op. 119: No. 5 in C Minor. Risoluto
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by artist: Steven Osborne
in album: Beethoven: The Complete Bagatelles for Solo Piano
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genre: classical
genre: classical-piano
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x87c8341d4de80a5ad7a9eaa2df43d29bc22c68a05f04df14859284a0a49f0f94. 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/GBAJY1287912.
  date published: 2026-07-08T03:20:19Z
audio: 11 Bagatelles, Op. 119: No. 5 in C Minor. Risoluto
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11 Bagatelles, Op. 119: No. 7 in C Major. Allegro ma non troppo
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by artist: Steven Osborne
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genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: 11 Bagatelles, Op. 119: No. 7 in C Major. Allegro ma non troppo
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11 Bagatelles, Op. 119: No. 8 in C Major. Moderato cantabile
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by artist: Steven Osborne
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genre: classical
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genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  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 0x4fba2de04095c060550ceb1e3c77e68f94c89d828443081c962c419482bb7e4e. Chain 2 (Bitcoin): anchored in block 957122 (2026-07-08T03:39:04Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY1287915.
  date published: 2026-07-08T03:39:04Z
audio: 11 Bagatelles, Op. 119: No. 8 in C Major. Moderato cantabile
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11 Bagatelles, Op. 119: No. 9 in A Minor. Vivace moderato
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by artist: Steven Osborne
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genre: classical
genre: classical-piano
genre: chamber-music
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additional property: OTSVerificationAPI
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: 11 Bagatelles, Op. 119: No. 9 in A Minor. Vivace moderato
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6 Bagatelles, Op. 126: No. 2 in G Minor. Allegro
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genre: classical
genre: classical-piano
genre: chamber-music
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: 6 Bagatelles, Op. 126: No. 2 in G Minor. Allegro
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Allegretto quasi andante in G Minor, WoO 61a
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY1287925
additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Allegretto quasi andante in G Minor, WoO 61a
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  additional property: Acousticness
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  additional property: Valence (Positivity)
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Ravel: The Complete Solo Piano Music
type: MusicAlbum
date published: 2011-03-28
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  by artist: Steven Osborne
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    date published: 2011-03-28
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  genre: impressionism
  genre: neoclassicism
  genre: post-romantic-era
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
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  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:53:27Z
  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 0x4c521589d5b593d712e6151c8c82c381fe94c6dffafb7332cd468e7e9ba5f15d. 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/GBAJY1173101.
    date published: 2026-07-08T03:53:27Z
  audio: Gaspard de la nuit, M. 55: I. Ondine
    type: AudioObject
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  by artist: Maurice Ravel
  by artist: Steven Osborne
  in album: Ravel: The Complete Solo Piano Music
    type: MusicAlbum
    date published: 2011-03-28
  genre: classical
  genre: impressionism
  genre: neoclassicism
  genre: post-romantic-era
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  additional property: CopyrightID
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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 0x4c6d906ee3bc89870609951f040a145581335c1dbe04288f5f0c691e128be270. 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/GBAJY1173204.
    date published: 2026-07-08T03:22:41Z
  audio: Le tombeau de Couperin, M. 68: IV. Rigaudon
    type: AudioObject
    additional property: Tempo (BPM)
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    additional property: Musical Key
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    additional property: Energy
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    additional property: Valence (Positivity)
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track: Sonatine, M. 40: III. Animé
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  by artist: Maurice Ravel
  by artist: Steven Osborne
  in album: Ravel: The Complete Solo Piano Music
    type: MusicAlbum
    date published: 2011-03-28
  genre: classical
  genre: impressionism
  genre: neoclassicism
  genre: post-romantic-era
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
  additional property: OTSBitcoinBlockVerifyURL
  additional property: OTSVerificationAPI
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  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
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track: Miroirs, M. 43: IV. Alborada del gracioso
track: Miroirs, M. 43: V. La vallée des cloches
track: Valses nobles et sentimentales, M. 61: VI. Vif

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OTSBitcoinBlock
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OTSBitcoinBlockVerifyURL
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OTSVerificationAPI
type: PropertyValue
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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 0x042aec0e5b95acad18339d2aaa2d0e781e96d9ccd280d6be1ca7511884889c15. 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/GBAJY1173106.
date published: 2026-07-08T03:22:41Z

Sonatine, M. 40: III. Animé
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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: 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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Miroirs, M. 43: IV. Alborada del gracioso
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explicit: false
by artist: Maurice Ravel
by artist: Steven Osborne
in album: Ravel: The Complete Solo Piano Music
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genre: classical
genre: impressionism
genre: neoclassicism
genre: post-romantic-era
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:53:27Z
audio: Miroirs, M. 43: IV. Alborada del gracioso
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Miroirs, M. 43: V. La vallée des cloches
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by artist: Maurice Ravel
by artist: Steven Osborne
in album: Ravel: The Complete Solo Piano Music
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genre: classical
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T03:20:19Z
audio: Miroirs, M. 43: V. La vallée des cloches
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Valses nobles et sentimentales, M. 61: VI. Vif
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by artist: Steven Osborne
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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: Valses nobles et sentimentales, M. 61: VI. Vif
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    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0337701
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-06-13T12:47:07Z
  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 0x485010e30e5bb7c2197e30d58ad785077e8e1e328131db6757be2778e5493cad. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), 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/GBAJY0337701.
    date published: 2026-06-13T12:47:07Z
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track: 48 Esquisses, Op. 63, Book 1: No. 2, Le staccatissimo
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  by artist: Steven Osborne
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  additional property: OTSHash
  additional property: OTSBitcoinBlock
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
    type: PropertyValue
    value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0337702
  additional property: OTSTimestamp
    type: PropertyValue
    value: 2026-07-08T03:22:41Z
  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
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    description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4a641b12555890a00c13129b661c08095ef76b0f838ec2fff39344a43282ec3. 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/GBAJY0337702.
    date published: 2026-07-08T03:22:41Z
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track: 48 Esquisses, Op. 63, Book 1: No. 3, Le legatissimo
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  by artist: Steven Osborne
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  additional property: CopyrightStatus
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  additional property: OTSBitcoinBlockVerifyURL
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  additional property: OTSVerificationAPI
  additional property: OTSTimestamp
  additional property: OTSVerifyInstructions
  subject of: OpenTimestamps Proof of Existence
  audio: 48 Esquisses, Op. 63, Book 1: No. 3, Le legatissimo
track: 48 Esquisses, Op. 63, Book 1: No. 5, Les initiés
track: 48 Esquisses, Op. 63, Book 1: No. 6, Fuguette
track: 48 Esquisses, Op. 63, Book 1: No. 9, Confidence
track: 48 Esquisses, Op. 63, Book 2: No. 14, Duettino
track: 48 Esquisses, Op. 63, Book 2: No. 19, Grâces
track: 48 Esquisses, Op. 63, Book 2: No. 21, Morituri te salutant
track: 48 Esquisses, Op. 63, Book 2: No. 24, Contredanse
track: 48 Esquisses, Op. 63, Book 3: No. 26, Petit air
track: 48 Esquisses, Op. 63, Book 3: No. 27, Rigaudon
track: 48 Esquisses, Op. 63, Book 3: No. 29, Délire
track: 48 Esquisses, Op. 63, Book 3: No. 34, Odi profanum vulgus et arceo
track: 48 Esquisses, Op. 63, Book 4: No. 40, Attendez-moi sous l'orme
track: 48 Esquisses, Op. 63, Book 4: No. 41, Les enharmoniques
track: 48 Esquisses, Op. 63, Book 4: No. 43, Notturnino – Innamorato
track: 48 Esquisses, Op. 63, Book 4: No. 47, Scherzetto
track: 48 Esquisses, Op. 63, Book 4: No. 48, En songe

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 0x1053d0a2e624efea371913ad07601561b84c9ca46eaffecc2cb25e0ff3a4b6f3. 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/GBAJY0337703.
date published: 2026-07-08T03:53:27Z

48 Esquisses, Op. 63, Book 1: No. 3, Le legatissimo
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additional property: Mode (Major/Minor)
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additional property: Valence (Positivity)
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48 Esquisses, Op. 63, Book 1: No. 5, Les initiés
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by artist: Charles-Valentin Alkan
by artist: Steven Osborne
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
  type: PropertyValue
  value: https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0337705
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 0x87f77891d6d2212582e27b7e76a876f344bbd7c5b07dbeb927a661211f29ae5c. 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/GBAJY0337705.
  date published: 2026-07-08T03:20:19Z
audio: 48 Esquisses, Op. 63, Book 1: No. 5, Les initiés
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48 Esquisses, Op. 63, Book 1: No. 6, Fuguette
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duration: PT1M25S
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explicit: false
by artist: Charles-Valentin Alkan
by artist: Steven Osborne
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additional property: CopyrightRegisteredAt
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additional property: CopyrightChainExplorerURL
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additional property: OTSBitcoinBlock
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSVerificationAPI
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
subject of: OpenTimestamps Proof of Existence
  type: DigitalDocument
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcf31ff218f47a6e418dcf97103edb9e1f92e302680150dfcab4490fac0b76566. Chain 2 (Bitcoin): anchored in block 957075 (2026-07-07T18:50:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0337706.
  date published: 2026-07-07T18:50:38Z
audio: 48 Esquisses, Op. 63, Book 1: No. 6, Fuguette
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  additional property: Musical Key
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48 Esquisses, Op. 63, Book 2: No. 14, Duettino
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duration: PT1M41S
duration ms: 101453
explicit: false
by artist: Charles-Valentin Alkan
by artist: Steven Osborne
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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
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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: 48 Esquisses, Op. 63, Book 2: No. 14, Duettino
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48 Esquisses, Op. 63, Book 2: No. 19, Grâces
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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: 2026-07-07T16:07:00Z
audio: 48 Esquisses, Op. 63, Book 2: No. 19, Grâces
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48 Esquisses, Op. 63, Book 2: No. 21, Morituri te salutant
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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: 2026-07-08T08:56:20Z
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48 Esquisses, Op. 63, Book 2: No. 24, Contredanse
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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
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48 Esquisses, Op. 63, Book 3: No. 26, Petit air
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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: 48 Esquisses, Op. 63, Book 3: No. 26, Petit air
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48 Esquisses, Op. 63, Book 3: No. 27, Rigaudon
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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: 48 Esquisses, Op. 63, Book 3: No. 27, Rigaudon
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48 Esquisses, Op. 63, Book 3: No. 29, Délire
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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: 48 Esquisses, Op. 63, Book 3: No. 29, Délire
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48 Esquisses, Op. 63, Book 3: No. 34, Odi profanum vulgus et arceo
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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
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subject of: OpenTimestamps Proof of Existence
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  date published: 2026-07-08T08:56:20Z
audio: 48 Esquisses, Op. 63, Book 3: No. 34, Odi profanum vulgus et arceo
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48 Esquisses, Op. 63, Book 4: No. 40, Attendez-moi sous l'orme
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additional property: CopyrightRegisteredAt
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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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48 Esquisses, Op. 63, Book 4: No. 41, Les enharmoniques
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subject of: OpenTimestamps Proof of Existence
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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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Messiaen: Vingt Regards sur l'Enfant-Jésus
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  subject of: OpenTimestamps Proof of Existence
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    date published: 2026-07-08T03:22:41Z
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    date published: 2026-07-08T03:53:27Z
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OpenTimestamps Proof of Existence
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date published: 2026-07-08T03:20:19Z

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    date published: 2026-07-08T03:53:27Z
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24 Preludes in Jazz Style, Op. 53: Prelude No. 15 in D-Flat Major
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24 Preludes in Jazz Style, Op. 53: Prelude No. 19 in E-Flat Major
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24 Preludes in Jazz Style, Op. 53: Prelude No. 5 in D Major
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24 Preludes in Jazz Style, Op. 53: Prelude No. 18 in F Minor
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24 Preludes in Jazz Style, Op. 53: Prelude No. 10 in C-Sharp Minor
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Mackenzie & Tovey: Piano Concertos (Hyperion Romantic Piano Concerto 19)
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