1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69153871c16affaaf9385dc29c1c59e6eb17191515d96e34ac983c336d652fb9. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8e2894ef-7d45-4578-b884-cf1bc53ce0a8.json and https://artists.proofprofile.net/proofs/artist/8e2894ef-7d45-4578-b884-cf1bc53ce0a8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Sviatolsav Richter plays Russian Composers
Piano Concerto No. 1 B-Flat minor Op. 23 dedicated to Hans von Bülow: I. Andante non troppo e molto maestoso –Allegro con spirito (3.Version)
Grand Piano Sonata in G Major Op. 37 dedicated to Karl Klindworth: I. Moderato e risoluto unpublished
Three Pieces from "the Seasons" for piano Op. 37: No. 1 January "at the Fireside"
Pictures at an Exhibition dedicated to Viktor Hartman: Promenade
Piano Concerto F Minor Op. 92 dedicated to Leopold Godowsky: I. Allegro moderato
Piano Concerto No. 1 B-Flat minor Op. 23 dedicated to Hans von Bülow: Ii. Andantino semplice – Prestissimo (3.Version)
Grand Piano Sonata in G Major Op. 37 dedicated to Karl Klindworth: Ii. Andante non troppo quasi Moderato unpublished
Three Pieces from "the Seasons" for piano Op. 37: No. 6 June "barcarolle"
Pictures at an Exhibition dedicated to Viktor Hartman: I. Gnomus
Piano Concerto F Minor Op. 92 dedicated to Leopold Godowsky: Ii. Thema con variazioni
Piano Concerto No. 1 B-Flat minor Op. 23 dedicated to Hans von Bülow: Iii. Allegro con fuoco (3.Version)
Grand Piano Sonata in G Major Op. 37 dedicated to Karl Klindworth: Iii. Scherzo. Allegro giocoso unpublished
Three Pieces from "the Seasons" for piano Op. 37: No. 11 November "troika"
Pictures at an Exhibition dedicated to Viktor Hartman: Promenade Ii
Piano Concerto C Sharp Minor: I. Moderato
Piano Concerto No. 1 B-Flat minor Op. 23 dedicated to Hans von Bülow: I. Andante non troppo e molto maestoso – Allegro con spirito (3.Version)
Grand Piano Sonata in G Major Op. 37 dedicated to Karl Klindworth: Iv. Finale. Allegro vivace unpublished
Three Pieces from "the Petite Suite" for piano dedicated to Countess Louise de Mercy-argenteau: I. "au couvent", Andante religioso
Pictures at an Exhibition dedicated to Viktor Hartman: Ii. "the Old Castle"
Grand Piano Sonata in G Major Op. 37 dedicated to Karl Klindworth: I. Moderato e risoluto
Three Pieces from "the Petite Suite" for piano dedicated to Countess Louise de Mercy-argenteau: Iii. Mazurka I, Allegro
Pictures at an Exhibition dedicated to Viktor Hartman: Promenade Iii
Grand Piano Sonata in G Major Op. 37 dedicated to Karl Klindworth: Ii. Andante non troppo quasi Moderato
Three Pieces from "the Petite Suite" for piano dedicated to Countess Louise de Mercy-argenteau: Iv. Serenade, Allegretto
Pictures at an Exhibition dedicated to Viktor Hartman: Iii. "tuileries"
Grand Piano Sonata in G Major Op. 37 dedicated to Karl Klindworth: Iii. Scherzo. Allegro giocoso
Three Pieces: Musical Snuff Box Op. 32 "etude et Canzonetta" Op. 48 dedicated to Alexander Siloti
Pictures at an Exhibition dedicated to Viktor Hartman: Iv. Bydlo
Grand Piano Sonata in G Major Op. 37 dedicated to Karl Klindworth: Iv. Finale. Allegro vivace
Three Pieces: Etude A Major Op. 48 No. 1
Pictures at an Exhibition dedicated to Viktor Hartman: Promenade Iv
Three Pieces: Canzonetta B Flat Major Op. 48 No. 2
Pictures at an Exhibition dedicated to Viktor Hartman: V. Ballet of the Chicks in their Shells"
Pictures at an Exhibition dedicated to Viktor Hartman: Vi. Samuel Goldenberg and Schmuyle
Pictures at an Exhibition dedicated to Viktor Hartman: Promenade V
Pictures at an Exhibition dedicated to Viktor Hartman: Vii. Limoges
Pictures at an Exhibition dedicated to Viktor Hartman: Viii. Catacombe
Pictures at an Exhibition dedicated to Viktor Hartman: Cum Mortuis in Lingua Mortua
Pictures at an Exhibition dedicated to Viktor Hartman: Ix. The Hut on Fowl`s Legs - Baba Yaga
Pictures at an Exhibition dedicated to Viktor Hartman: The Great Gate of Kiev
The Nursery, seven Songs for soprano and piano: With Nanny
The Nursery, seven Songs for soprano and piano: In the Corner
The Nursery, seven Songs for soprano and piano: The Beetle
The Nursery, seven Songs for soprano and piano: With the Doll
The Nursery, seven Songs for soprano and piano: At Bedtime
The Nursery, seven Songs for soprano and piano: The Cat "sailor"
The Nursery, seven Songs for soprano and piano: Ride on a Hobb y Horse
Fantasie über Themen aus Mozarts Figaro und Don Giovanni, BV B 66 (Completion of Liszt's S. 697) [Excerpt]
Keyboard Partita No. 1 in B-Flat Major, BWV 825: I. Prelude (Live)
Toccata & Fugue in D Minor, BWV 565 (Arr. C. Tausig for Piano): I. Toccata [Live]
6 Suites of Lessons, Harpsichord Suite No. 1 in G Minor: VI. Giga (Arr. L. Godowsky for Piano)
Keyboard Partita No. 1 in B-Flat Major, BWV 825: II. Allemande (Live)
Toccata & Fugue in D Minor, BWV 565 (Arr. C. Tausig for Piano): II. Fugue [Live]
Spanisches Liederspiel, Op. 74: No. 10, Der Kontrabandiste (Arr. C. Tausig for Piano)
Keyboard Partita No. 1 in B-Flat Major, BWV 825: III. Corrente (Live)
The Well-Tempered Clavier, Book 1: No. 10a, Prelude in E Minor, BWV 855a (Arr. A. Siloti) [Live]
Keyboard Partita No. 1 in B-Flat Major, BWV 825: IV. Sarabande (Live)
Concerto for 2 Keyboards in C Major, BWV 1061: I. Allegro
Fantasie über Themen aus Mozarts Figaro und Don Giovanni, BV B 66 (Completion of Liszt's S. 697)
Keyboard Partita No. 1 in B-Flat Major, BWV 825: V. Minuet I (Live)
Concerto for 2 Keyboards in C Major, BWV 1061: II. Adagio ovvero largo
Fantasiestücke, Op. 12: No. 7, Traumes Wirren
Keyboard Partita No. 1 in B-Flat Major, BWV 825: VI. Minuet II (Live)
Concerto for 2 Keyboards in C Major, BWV 1061: III. Fuga. Vivace
Keyboard Partita No. 1 in B-Flat Major, BWV 825: V. Minuet I (Da capo) - VII. Gigue [Live]
Polonaise in A-Flat Major, Op. 53 "Heroic"
French Suite No. 5 in G Major, BWV 816: I. Allemande (Live)
French Suite No. 5 in G Major, BWV 816: II. Courante (Live)
3 Pièces, FP 48 (1928 Version): No. 2, Toccata
French Suite No. 5 in G Major, BWV 816: III. Sarabande (Live)
Nocturnes, L. 91: No. 2, Fêtes (Arr. L. Borwick for Piano)
French Suite No. 5 in G Major, BWV 816: IV. Gavotte (Live)
Étude in E Major, BV B 76 "La chasse" (After Liszt's S. 141 No. 5)
French Suite No. 5 in G Major, BWV 816: V. Bourrée (Live)
Études-tableaux, Op. 39: No. 1 in C Minor
French Suite No. 5 in G Major, BWV 816: VI. Loure (Live)
Scherzo in E Minor, Op. 16 No. 2, MWV U 71
French Suite No. 5 in G Major, BWV 816: VII. Gigue (Live)
Souvenir de Hapsal, Op. 2, TH 125: No. 3, Chant sans paroles
Aria variata in A Minor, BWV 989: Aria (Live)
21 Hungarian Dances, WoO 1: No. 1 in G Minor
Aria variata in A Minor, BWV 989: Var. 1, Largo (Live)
Aria variata in A Minor, BWV 989: Var. 2, — (Live)
Aria variata in A Minor, BWV 989: Var. 3, — (Live)
Aria variata in A Minor, BWV 989: Var. 4, Allegro (Live)
Aria variata in A Minor, BWV 989: Var. 5, Un poco allegro (Live)
Aria variata in A Minor, BWV 989: Var. 6, Andante (Live)
Aria variata in A Minor, BWV 989: Var. 7, Un poco allegro (Live)
Aria variata in A Minor, BWV 989: Var. 8, Allegro (Live)
Aria variata in A Minor, BWV 989: Var. 9, — (Live)
Aria variata in A Minor, BWV 989: Var. 10, — (Live)
Chromatic Fantasia & Fugue in D Minor, BWV 903: I. Fantasia (Live)
Chromatic Fantasia & Fugue in D Minor, BWV 903: II. Fugue (Live)
Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: I. Allegro non troppo e molto maestoso
Piano Concerto No. 1 in F-Sharp Minor, Op. 1: I. Vivace
Piano Concerto No. 1 in D-Flat Major, Op. 10: I. Allegro brioso
Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: II. Andantino semplice - Prestissimo - Tempo I
Piano Concerto No. 1 in F-Sharp Minor, Op. 1: II. Andante
Piano Concerto No. 1 in D-Flat Major, Op. 10: II. Andante assai
Piano Concerto No. 1 in B-Flat Minor, Op. 23, TH 55: III. Allegro con fuoco
Piano Concerto No. 1 in F-Sharp Minor, Op. 1: III. Allegro vivace
Piano Concerto No. 1 in D-Flat Major, Op. 10: III. Allegro scherzando
Piano Concerto No. 1 in F Minor, Op. 92: I. Allegro moderato - Tema con variazioni
Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato
Piano Concerto No. 5 in G Major, Op. 55: I. Allegro con brio
Orkiestra Filharmonii Narodowej w Warszawie
Piano Concerto No. 1 in F Minor, Op. 92: II. Andantino tranquillo
Piano Concerto No. 2 in C Minor, Op. 18: II. Andante sostenuto
Piano Concerto No. 5 in G Major, Op. 55: II. Moderato ben accentuato
Piano Concerto No. 1 in F Minor, Op. 92: II. Variation 1 —
Piano Concerto No. 2 in C Minor, Op. 18: III. Allegro scherzando
Piano Concerto No. 5 in G Major, Op. 55: III. Toccata: Allegro con fuoco (piu presto che la prima volta)
Piano Concerto No. 1 in F Minor, Op. 92: II. Variation 2 [chromatica]: Andantino —
Piano Concerto No. 5 in G Major, Op. 55: IV. Larghetto
Piano Concerto No. 1 in F Minor, Op. 92: II. Variation 3 [eroica]: Allegro moderato —
Piano Concerto No. 5 in G Major, Op. 55: V. Vivo
Piano Concerto No. 1 in F Minor, Op. 92: II. Variation 4 [lyrica]: Adagio —
Piano Concerto in C-Sharp Minor, Op. 30: I. Moderato
Piano Concerto No. 1 in F Minor, Op. 92: II. Variation 5 [Intermezzo]: Allegro —
Piano Concerto in C-Sharp Minor, Op. 30: II. Allegretto quasi polacca
Piano Concerto No. 1 in F Minor, Op. 92: II. Variation 6 [quasi una fantasia]: Lento —
Piano Concerto in C-Sharp Minor, Op. 30: III. Allegro
Piano Concerto No. 1 in F Minor, Op. 92: II. Variation 7 [Mazurka]: Allegretto —
Piano Concerto No. 1 in F Minor, Op. 92: II. Variation 8 [Scherzo]: Allegro ma non troppo —
Piano Concerto No. 1 in F Minor, Op. 92: II. Variation 9 [Finale]: Allegro moderato
Beethoven: Piano Concerto No. 3 - Schumann: Piano Sonata No. 1
Piano Concerto No. 3 in C Minor, Op. 37: I. Allegro non brio
Piano Concerto No. 3 in C Minor, Op. 37: II. Largo
Piano Concerto No. 3 in C Minor, Op. 37: III. Rondò: Allegro
Piano Sonata in F-Sharp Minor No. 1, Op. 11: I. Introduzione un poco Adagio - Allegro vivace
Piano Sonata in F-Sharp Minor No. 1, Op. 11: II. Aria
Piano Sonata in F-Sharp Minor No. 1, Op. 11: III. Scherzo e Intermesso (Allegrissimo)
Piano Sonata in F-Sharp Minor No. 1, Op. 11: IV. Finale
Emil Gilels plays Tschaikowsky and Rachmaninov Piano Concertos
Piano Concerto No. 1 in B-Flat Minor, Op. 23: I. Allegro non troppo e molto maestoso
Piano Concerto No. 1 in B-Flat Minor, Op. 23: Ii. Andantino semplice
Piano Concerto No. 1 in B-Flat Minor, Op. 23: Iii. Allegro con fuco
Piano Concerto No. 3 in D Minor, Op. 30: I. Allegro ma non tanto
Piano Concerto No. 3 in D Minor, Op. 30: Ii. Intermezzo. Adagio
Piano Concerto No. 3 in D Minor, Op. 30: Iii. Finale. Alla breve
Milestones of a Conductor Legend: Kirill Kondrashin, Vol. 10
Tzigane, M. 76 (Version for Violin & Orchestra)
Suite de concert in G Minor, Op. 28: I. Präludium. Grave
Suite de concert in G Minor, Op. 28: II. Gavotte. Allegro moderato
Suite de concert in G Minor, Op. 28: III. Märchen. Andantino
Suite de concert in G Minor, Op. 28: IV. Tema con variazioni
Suite de concert in G Minor, Op. 28: V. Tarantella. Presto
J.S. Bach: Concerto for 2 Harpsichords in C Major, BWV 1061 - Beethoven: Piano Concerto No. 5 in E-Flat Major, Op. 73
Concerto for 2 Harpsichords in C Major, BWV 1061 (Arr. for 2 Pianos & Orchestra): I. Allegro
Concerto for 2 Harpsichords in C Major, BWV 1061 (Arr. for 2 Pianos & Orchestra): II. Adagio ovvero Largo
Concerto for 2 Harpsichords in C Major, BWV 1061 (Arr. for 2 Pianos & Orchestra): III. Fuga. Vivace
Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": I. Allegro
Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": II. Adagio un poco moto
Piano Concerto No. 5 in E-Flat Major, Op. 73 "Emperor": III. Rondo. Allegro
Piano Sonata No. 3 in D Minor Op. 49: Allegro feroce
Piano Concerto No. 1 in e flat Major: Allegro maestoso - Quasi Adagio - Allegretto vivace - Allegro marziale animato
Piano Sonata No. 3 in D Minor Op. 49: Andante con moto
Piano Concerto No. 5 in F Major Op. 103: Allegro animato
Piano Sonata No. 3 in D Minor Op. 49: Rondo (Presto)
Piano Concerto No. 5 in F Major Op. 103: Andante
Piano Concerto No. 5 in F Major Op. 103: Molto Allegro
Piano Concerto in C sharp Minor Op. 30: Moderato
Piano Concerto in C sharp Minor Op. 30: Allegro quasi Polacca
Piano Concerto in C sharp Minor Op. 30: Allegro
Etude No. 5 in B flat Major "feux follets"
Etude No. 11 in D flat Major "harmonies du soir"
Edvard Grieg & Antonín Dvořák: Piano Concertos
Piano Concerto in A Minor, Op. 16: I. Allegro molto moderato
Piano Concerto in A Minor, Op. 16: II. Adagio - attacca
Piano Concerto in A Minor, Op. 16: III. Allegro moderato molto e marcato - Quasi presto - Andante maestoso
Piano Concerto in G Minor, Op. 33, B. 63: I. Allegro agitato
Piano Concerto in G Minor, Op. 33, B. 63: II. Andante sostenuto
Piano Concerto in G Minor, Op. 33, B. 63: III. Allegro con fuoco
J'aime pas le classique mais ca j'aime bien
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x013c6b046ccb12e65250221a53fa887308ce659e14a60d1740121a9c02f6c7e7. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4D7n60uhUyt1gVkiWkOXxV.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4D7n60uhUyt1gVkiWkOXxV.
Soviet Film Soundtracks (1928 - 1950), Volume 3
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Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5fe832980fdf0867d966038c4fdfc8fcd95fb1d4bdefecc9ba21516ba49c2b5c. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1Pap74JPRVi2lLkVE6HyxE.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/1Pap74JPRVi2lLkVE6HyxE.
Ich mag keine Klassik, aber das gefällt mir!
Violin Concerto in D, Op. 77 - II. Adagio
100 Most Relaxing Classical Music In The Universe
Symphony No. 10 in E Minor, Op. 93: II. Allegro
The 35 Most Evil Pieces of Classical Music