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 0xfc5accca2ef10487ae6a0c413f75d16b559c0aaba5c316cbcf3162e7335d30aa. Chain 2 (Bitcoin): anchored in block 953984 (2026-06-16T18:08:34Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2d3c3598-f500-4b4e-8527-5d7a32ed223e.json and https://artists.proofprofile.net/proofs/artist/2d3c3598-f500-4b4e-8527-5d7a32ed223e.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Piano Concerto No. 1 in F-Sharp Minor, Op. 1: I. Vivace
Piano Concerto No. 1 in F-Sharp Minor, Op. 1: II. Andante
Piano Concerto No. 1 in F-Sharp Minor, Op. 1: III. Allegro vivace - Andante ma non troppo - Tempo primo
Piano Concerto No. 2 in C Minor, Op. 18: I. Moderato
Piano Concerto No. 2 in C Minor, Op. 18: II. Adagio sostenuto
Piano Concerto No. 2 in C Minor, Op. 18: III. Allegro scherzando
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
Piano Concerto No. 4 in G Minor, Op. 40: I. Allegro vivace
Piano Concerto No. 4 in G Minor, Op. 40: II. Largo
Piano Concerto No. 4 in G Minor, Op. 40: III. Allegro vivace
Rhapsody on a Theme of Paganini, Op. 43: I.
Rhapsody on a Theme of Paganini, Op. 43: II.
Rhapsody on a Theme of Paganini, Op. 43: III.
Rhapsody on a Theme of Paganini, Op. 43: Variation 2
Rhapsody on a Theme of Paganini, Op. 43: V.
Rhapsody on a Theme of Paganini, Op. 43: Variation 4
Rhapsody on a Theme of Paganini, Op. 43: VII.
Rhapsody on a Theme of Paganini, Op. 43: VIII.
Rhapsody on a Theme of Paganini, Op. 43: Variation 7
Rhapsody on a Theme of Paganini, Op. 43: X.
Rhapsody on a Theme of Paganini, Op. 43: XI.
Rhapsody on a Theme of Paganini, Op. 43: Variation 10
Rhapsody on a Theme of Paganini, Op. 43: Rhapsody on a Theme of Paganini Op. 43: Variation 11: Moderato
Rhapsody on a Theme of Paganini, Op. 43: Variation 12
Rhapsody on a Theme of Paganini, Op. 43: Variation 13
Rhapsody on a Theme of Paganini, Op. 43: XVI.
Rhapsody on a Theme of Paganini, Op. 43: XVII.
Rhapsody on a Theme of Paganini, Op. 43 (Version for Piano & Orchestra) [Excerpts]: Var. 16
Rhapsody on a Theme of Paganini, Op. 43 (Version for Piano & Orchestra) [Excerpts]: Var. 17
Rhapsody on a Theme of Paganini, Op. 43: Variation No. 18 (Featured in "Somewhere In Time")
Rhapsody on a Theme of Paganini, Op. 43: Variation 19
Rhapsody on a Theme of Paganini, Op. 43: Variation 20
Rhapsody on a Theme of Paganini, Op. 43: Var. 21
Rhapsody on a Theme of Paganini, Op. 43: Var. 22
Rhapsody on a Theme of Paganini, Op. 43: Variation 23
Rhapsody on a Theme of Paganini, Op. 43: Variation 24
6 Moments musicaux, Op. 16: No. 1: Andantino
6 Moments musicaux, Op. 16: No. 2: Allegretto
楽興の時 Op. 16: No. 3 ロ短調 Andante cantabile
6 Moments musicaux, Op. 16: No. 4: Presto
Moments Musicaux, Op. 16: No. 5, Adagio sostenuto
6 Moments musicaux, Op. 16: No. 6: Maestoso
6 Moments musicaux, Op. 16: Moments musicaux, Op. 16: No. 2, Allegretto (1940 Version)
Morceaux de fantaisie, Op. 3: No. 1 Elegie in E-Flat Minor
Morceaux de fantaisie, Op. 3: No. 2, Prélude
Morceaux de fantaisie, Op. 3: No. 3 Melodie in E Major
Morceaux de fantaisie, Op. 3: No. 4 Polichinelle in F-Sharp Minor
Morceaux de fantaisie, Op. 3: No. 5 Serenade in B-Flat Minor
3 Nocturnes: No. 3 in C Minor - E-Flat Major
4 Pieces: No. 1, Romance in F-Sharp Minor
4 Pieces: No. 2, Prélude in E-Flat Minor
7 Morceaux de salon, Op. 10 (Excerpts): No. 1 in A Minor, Nocturne
Morceaux de salon, Op. 10: II. Valse in A Major
7 Morceaux de salon, Op. 10 (Excerpts): No. 3 in G Minor, Barcarolle
Morceaux de salon, Op. 10: IV. Melodie in E Minor
7 Morceaux de salon, Op. 10: No. 5, Humoresque
Morceaux de salon, Op. 10: VI. Romance in F Minor
Morceaux de salon, Op. 10: VII. Mazurka in D-Flat Major
Pesn' bez slov (Song without Words): Lento in D Minor
Morceaux de fantaisie: Morceau de fantaisie in G Minor
Variations on a Theme of Corelli, Op. 42: Theme. Andante
Variations on a Theme of Corelli, Op. 42: Intermezzo
Variations on a Theme of Corelli, Op. 42: Coda. Andante
Variations on a Theme of Chopin, Op. 22: Theme. Largo
Etudes-tableaux, Op. 33: Etudes-tableaux, Op. 33: No. 1 in F Minor: Allegro non troppo
Etudes-tableaux, Op. 33: No. 2 in C Major: Allegro
Etudes-tableaux, Op. 33: No. 3 in C Minor: Grave
Etudes-tableaux, Op. 33: No. 5 in D Minor: Moderato
Etudes-tableaux, Op. 33: No. 6 in E-Flat Minor: Non allegro
Etudes-tableaux, Op. 33: No. 7 in E-Flat Major: Allegro con fuoco
Etudes-tableaux, Op. 33: No. 7, Moderato
Etudes-tableaux, Op. 33: No. 9 in C-Sharp Minor: Grave
Études-tableaux, Op. 39: No. 1 in C Minor: Allegro agitato
Études-tableaux, Op. 39: Etudes-Tableaux, Op. 39: No. 2 in A Minor: Lento assai
Études-tableaux, Op. 39: No. 3 in F-Sharp Minor: Allegro molto
Études-tableaux, Op. 39: No. 4 in B Minor: Allegro assai
Études-tableaux, Op. 39: No. 5 in E-Flat Minor: Appassionato
Études-tableaux, Op. 39: No. 6 in A Minor: Allegro
Études-tableaux, Op. 39: No. 7 in C Minor: Lento
Études-tableaux, Op. 39: No. 8 in D Minor: Allegro moderato
Études-tableaux, Op. 39: No. 9, Allegro moderato
Piano Sonata No. 1 in D Minor, Op. 28: I. Allegro moderato
Piano Sonata No. 1 in D Minor, Op. 28: II. Lento
Piano Sonata No. 1 in D Minor, Op. 28: III. Allegro molto
Piano Sonata No. 2 in B-Flat Minor, Op. 36: I. Allegro agitato (1913 Version)
Piano Sonata No. 2 in B-Flat Minor, Op. 36: Piano Sonata No. 2 in B-Flat Minor, Op. 36: II. Non allegro - Lento - L'istesso tempo (1913 Version)
Piano Sonata No. 2 in B-Flat Minor, Op. 36: III. Allegro molto (1913 Version)
Piano Sonata No. 2 in B-Flat Minor, Op. 36: I. Allegro agitato (1931 Version)
Piano Sonata No. 2 in B-Flat Minor, Op. 36: II. Non allegro (1931 Version)
Piano Sonata No. 2 in B-Flat Minor, Op. 36: III. Allegro molto (1931 Version)
ピアノ協奏曲第1番 嬰ヘ短調 Op. 1: III. Allegro vivace - Andante ma non troppo - Tempo primo
ピアノ協奏曲第3番 ニ短調 Op. 30: I. Allegro ma non tanto
ピアノ協奏曲第3番 ニ短調 Op. 30: II. Intermezzo. Adagio
ピアノ協奏曲第3番 ニ短調 Op. 30: III. Finale. Alla breve
ピアノ協奏曲第4番 ト短調 Op. 40: III. Allegro vivace
10 Preludes, Op. 23: No. 1 in F-Sharp Minor: Largo
10 Preludes, Op. 23: No. 3 in D Minor: Tempo di minuetto
10 Preludes, Op. 23: No. 4 in D Major: Andante cantabile
10 Preludes, Op. 23: No. 5 in G Minor: Alla marcia
10 Preludes, Op. 23: No. 6 in E-Flat Major: Andante
10 Preludes, Op. 23: No. 7 in C Minor: Allegro
10 Preludes, Op. 23: No. 8 in A-Flat Major: Allegro vivace
10 Preludes, Op. 23: No. 9 in E-Flat Minor: Presto
10 Preludes, Op. 23: No. 10 in G-Flat Major: Largo
13 Preludes, Op. 32: No. 1 in C Major: Allegro vivace
13 Preludes, Op. 32: No. 2 in B-Flat Minor: Allegretto
13 Preludes, Op. 32: No. 3 in E Major: Allegro vivace
13 Preludes, Op. 32: No. 4 in E Minor: Allegro con brio
13 Preludes, Op. 32: No. 5 in G Major. Moderato
13 Preludes, Op. 32: No. 6 in F Minor: Allegro appassionato
13 Preludes, Op. 32: No. 7 in F Major: Moderato
13 Preludes, Op. 32: No. 8 in A Minor: Vivo
13 Preludes, Op. 32: No. 9 in A Major: Allegro moderato
13 Preludes, Op. 32: No. 10 in B Minor. Lento
13 Preludes, Op. 32: No. 11 in B Major: Allegretto
13 Preludes, Op. 32: No. 12 in G-Sharp Minor: Allegro
13 Preludes, Op. 32: No. 13 in D-Flat Major: Grave - Allegro
Prelude in D Minor: Prélude in D Minor: Andante ma non troppo
Russian Masterworks: The Best of Russian Classical Music
愛の喜び／美しきロスマリン 〜クライスラー作品集
Fantaisie tableaux - Suite No. 1, Op. 5: I. Barcarolle: Allegretto
A Guided Tour of Nationalism in the Romantic Era, Vol. 6