Stephen Coombs
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description: Stephen Coombs (born 11 July 1960 in Birkenhead) is a British pianist who works with orchestras and conductors, as well as performing as a solo artist. Early life Coombs first became prominent in mus
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  track: Piano Concerto No. 1 in B-Flat Major, Op. 16: I. Lento – Allegro deciso
  track: Piano Concerto No. 1 in B-Flat Major, Op. 16: II. Andante sostenuto
  track: Piano Concerto No. 1 in B-Flat Major, Op. 16: III. Molto vivace e con brio
  track: Piano Concerto in F Minor, Op. 2: I. Allegro maestoso
  track: Piano Concerto in F Minor, Op. 2: II. Andante con moto
  track: Piano Concerto in F Minor, Op. 2: III. Scherzo-Finale. Allegro molto
  track: Fantasia on Russian Folksongs, Op. 48
album: Hahn & Massenet: Piano Concertos (Hyperion Romantic Piano Concerto 15)
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  date published: 1997-04-01
album: Hahn & Vierne: Piano Quintets
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  date published: 2001-10-01

Piano Concerto No. 1 in B-Flat Major, Op. 16: I. Lento – Allegro deciso
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Piano Concerto No. 1 in B-Flat Major, Op. 16: II. Andante sostenuto
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Piano Concerto No. 1 in B-Flat Major, Op. 16: III. Molto vivace e con brio
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  date published: 2026-07-02T03:55:08Z
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Piano Concerto in F Minor, Op. 2: I. Allegro maestoso
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  date published: 2026-07-30T02:05:19Z
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Piano Concerto in F Minor, Op. 2: II. Andante con moto
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Piano Concerto in F Minor, Op. 2: III. Scherzo-Finale. Allegro molto
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
  type: PropertyValue
  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch

Fantasia on Russian Folksongs, Op. 48
type: MusicRecording
duration: PT9M5S
duration ms: 545000
explicit: false
by artist: Stephen Coombs
in album: Arensky & Bortkiewicz: Piano Concertos (Hyperion Romantic Piano Concerto 4)
  type: MusicAlbum
  date published: 1993-01-01
subject of: OpenTimestamps Proof of Existence
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  description: Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d65db0a5a294244246d3829cd344d0f32f82a35a4b108f8d79a3f90d318870b. Chain 2 (Bitcoin): anchored in block 960334 (2026-07-31T02:19:15Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY9362404.
  date published: 2026-07-31T02:19:15Z
audio: Fantasia on Russian Folksongs, Op. 48
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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: Loudness (dB)
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isrc code: GBAJY9362404
additional property: CopyrightID
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additional property: OTSBitcoinBlockVerifyURL
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additional property: OTSTimestamp
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additional property: OTSVerifyInstructions
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  value: 1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp Note: an OTS proof may carry multiple Bitcoin attestations; OTSBitcoinBlock is the earliest confirmed one — a later attestation inside the proof corroborates it and is not a mismatch