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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x835eda4aecfa084e530fbf4041f3e30c08390ede1f136f6a54c2dd44e91c008e. Chain 2 (Bitcoin): anchored in block 953625 (2026-06-14T11:37:06Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2d3aec1e-dddb-40be-ae70-2fc70e92d068.json and https://artists.proofprofile.net/proofs/artist/2d3aec1e-dddb-40be-ae70-2fc70e92d068.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Dvorak: Humoresques Op.101; American Suite Op.98; Dumka And Furiant Op.12; Silhouettes Op.8
Humoresques, Op.101 [3] Poco andante e molto cantabile
Humoresques, Op.101 [7] Poco lento e grazioso
American Suite, Op. 98 [10] Molto vivace
Silhouettes, Op.8 [26] Allegero moderato
On an Overgrown Path, Book I (Po zarostlém chodnícku, I Rada)
Poetic Tone Pictures (Poetické Nálady), Op. 85
Tri poeticke polky (Three Poetic Polkas)
On an Overgrown Path, Book II (Po zarostlém chodnícku, II Rada)
Letni dojmy (Summer Impressions), Op. 22b
Czech Piano Anthology Vol. II Dvorak, Fibich, Martinu, Smetana, Vorisek)
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #358 Tema Con Variazione, E Minor/Major (Op. 57)
Macbeth a ?arod?jnice (Macbeth and the Witches)
Pochod ko?ek v noci slunovratu: (La procession des chats la nuit de la Saint-Jean)
Polka in F minor: (from 'T?í salonni polky' Op. 7)
Loutky-Malé skladby pro klavír (Les Marionnettes) Book 1: Colombina tan?í (La Colombine qui danse / Colombine Dances)
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #20 Zarlivosti, G Minor (Op. 41)
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #24 Sny, Kdyby Se Ze Zarlivosti Zabil, G Minor (Op. 41)
Loutky-Malé skladby pro klavír (Les Marionnettes) Book 1: Nová loutka (La poupée nouvelle / The new puppet)
Humoresques, Op. 101: III. Poco andante e molto cantabile
Polka in Eb: (from 'T?í poetické polky' Op. 8)
Loutky-Malé skladby pro klavír (Les Marionnettes) Book 1: Ostýchavá panenka (La poupée en embarras / The shy puppet)
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #35 A Minor (Op. 41)
Polka in G minor: (from 'T?í poetické polky' Op. 8)
Vzpominka na ?echy ve form? polek (Memories of Bohemia in Polka Form), Op. 12: I. Polka in A minor
Loutky-Malé skladby pro klavír (Les Marionnettes) Book 1: Pohádka (Un conte / Fairy-Tale)
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #67 Znamenka Na Anezcine Krku, C Major (Op. 41)
Vzpominka na ?echy ve form? polek (Memories of Bohemia in Polka Form), Op. 12: II. Polka in E minor
Humoresques, Op. 101: VI. Poco allegretto
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #127 Jak Jsme Spolu Rozmlouvali, C Major (Op. 41)
Loutky-Malé skladby pro klavír (Les Marionnettes) Book 1: Tanec loutek (La danse des poupées / The Dances)
Fantasie, Op. 12: Andante - Allegro con brio
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #139 Vecery Na Zofine, D Flat Major (Op. 41)
Humoresques, Op. 101: VII. Poco lento e grazioso
T?í ?eské tance (Three Czech Dances): I. Stepping Round: Tempo Di Polka
Vzpominka na ?echy ve form? polek (Memories of Bohemia in Polka Form), Op. 133: I. Polka in E minor
Vzpominka na ?echy ve form? polek (Memories of Bohemia in Polka Form), Op. 133: II. Polka in Eb minor
Humoresques, Op. 101: VIII. Poco andante
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #183 Anezcin Prtret, B Flat Major (Op. 44)
T?í ?eské tance (Three Czech Dances): II. Stomp Dance: Allegro Con Brio
T?í ?eské tance (Three Czech Dances): III. Polka: Tempo Di Polka
?eské tance (Czech Dances) 1: I. Polka in F sharp minor
Piano Sonata in B flat minor, Op. 20: I. Allegro con brio
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #21 Fantastica Soiree, B Flat Minor (Op. 41)
Piano Sonata in B flat minor, Op. 20: II. Scherzo: Allegro - Trio - Scherzo
Quatre Mouvements (Four Movements): I. Poco Moderato - Allegretto - Tempo 1
American Suite, Op. 98: II. Molto vivace
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #25 Jak Udelal Anezce Bolest, F Minor (Op. 41)
?eské tance (Czech Dances) 1: II. Polka in A minor
Piano Sonata in B flat minor, Op. 20: III. Finale: Allegro con brio
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #19 E Minor (Op. 41)
Quatre Mouvements (Four Movements): II. Allegro - Poco Largamente - Tempo 1
?eské tance (Czech Dances) 1: III. Polka in F
Quatre Mouvements (Four Movements): III. Adagio
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #103 A Minor (Op. 41)
?eské tance (Czech Dances) 1: IV. Polka in Bb
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #81 B Flat Minor (Op. 41)
Quatre Mouvements (Four Movements): IV. Allegro - Meno: recitativo cantabile
Bagately a Impromptus (Bagatelles and Impromptus): I. Nevinnost (Innocence)
Borová (Seven Czech Dances): I. Moderato
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #87 B Flat Major (Op. 41)
Bagately a Impromptus (Bagatelles and Impromptus): II. Skli?enost (Depression)
Bagately a Impromptus (Bagatelles and Impromptus): III. Idyla (Idyll)
Borová (Seven Czech Dances): II. Allegro Moderato
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #94 C, A Flat Major (Op. 41)
Bagately a Impromptus (Bagatelles and Impromptus): IV. Touha (Longing)
Borová (Seven Czech Dances): III. Allegro Moderato
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #281 D Minor (Op. 47)
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #282 F# Minor (Op. 47)
Borová (Seven Czech Dances): IV. Moderato
Bagately a Impromptus (Bagatelles and Impromptus): V. Radost (Joy)
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #355 A Major (Op. 57)
Bagately a Impromptus (Bagatelles and Impromptus): VI. Pohádka (Fairytale)
Borová (Seven Czech Dances): V. Moderato
Bagately a Impromptus (Bagatelles and Impromptus): VII. Láska (Love)
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences): #368 D Minor (Op. 57)
Borová (Seven Czech Dances): VI. Moderato
Borová (Seven Czech Dances): VII. Moderato
Malírské studie, Op. 56 (Studies of Paintings): Lesni Samota (Forest Solitude), F Major
Mazurkas op. 56: 4. Lento, ma non troppo
Bagately a Impromptus (Bagatelles and Impromptus): VIII. Nesvár (Discord)
Mazurkas op. 56: 5. Allegro ma non troppo
Malírské studie, Op. 56 (Studies of Paintings): Spro Masopustu S Postem (The Quarrel Between Shrovetide And Lent), C Major
Hry (Esquisses) Book 2: I. Poco Allegretto
Hry (Esquisses) Book 2: II. Poco Allegro
Malírské studie, Op. 56 (Studies of Paintings): Rej Blazenych (The Dance Of The Blessed Ones), C Major
Malírské studie, Op. 56 (Studies of Paintings): Jo A Jupiter (Io And Jupiter), E Minor
Malírské studie, Op. 56 (Studies of Paintings): Zahradni Slavnost (The Garden Party), C Major
Hry (Esquisses) Book 2: VI. Poco allegro
Silhouettes, Op. 8: XI. Allegro moderato
Ritornely (Les Ritournelles): I. Andante - Poco allegro
Ritornely (Les Ritournelles): II. Andante moderato - Allegro moderato
Ritornely (Les Ritournelles): III. Intermezzo No. 1: Andantino
Ritornely (Les Ritournelles): IV. Andante - Poco allegro
Ritornely (Les Ritournelles): V. Intermezzo No. 2: Andante
Ritornely (Les Ritournelles): VI. Allegro vivo
Okna do zahrady (Window Onto The Garden): I. Poco andante
Okna do zahrady (Window Onto The Garden): II. Allegro moderato
Okna do zahrady (Window Onto The Garden): III. Moderato
Okna do zahrady (Window Onto The Garden): IV. Allegretto
Nálady, dojmy a upominky (Moods, Impressions, Reminiscences)
Loutky-Malé skladby pro klavír (Les Marionnettes) Book 1
Vzpominka na ?echy ve form? polek (Memories of Bohemia in Polka Form), Op. 12
Vzpominka na ?echy ve form? polek (Memories of Bohemia in Polka Form), Op. 133
Bagately a Impromptus (Bagatelles and Impromptus)
Malírské studie, Op. 56 (Studies of Paintings)
Okna do zahrady (Window Onto The Garden)
Fišer, Ištvan, Kohoutek, Piňos, Reiner, Vostřák: New Czech Piano Works
Diary of One Who Disappeared, JW V/12: I. Potkal jsem cigánku
Leoš Janáček: Hospodine, Glagolitic Mass, Diary of One Who Disappeared
Diary of One Who Disappeared, JW V/12: II. Ta černá cigánka
Diary of One Who Disappeared, JW V/12: III. Svatojánské musky
Diary of One Who Disappeared, JW V/12: IV. Už mladé vlaštůvky
Diary of One Who Disappeared, JW V/12: V. Těžko sa mi oře
Diary of One Who Disappeared, JW V/12: VI. Hajsi, vy sivi volci
Diary of One Who Disappeared, JW V/12: VII. Ztratil jsem kolíček
Diary of One Who Disappeared, JW V/12: VIII. Nehled'te, volečci
Diary of One Who Disappeared, JW V/12: IX. Vítaj, Janíčku
Diary of One Who Disappeared, JW V/12: X. Bože, dálny, nesmrtelný
Diary of One Who Disappeared, JW V/12: XI. Táhne vůňa k lesu
Diary of One Who Disappeared, JW V/12: XII. Tmavá olšinka
Diary of One Who Disappeared, JW V/12: XIII. (Solo piano)
Diary of One Who Disappeared, JW V/12: XIV. Slunéčko se zdvihá
Diary of One Who Disappeared, JW V/12: XV. Moji siví volci
Diary of One Who Disappeared, JW V/12: XVI. Co jsem to udělal
Diary of One Who Disappeared, JW V/12: XVII. Co komu súzeno
Diary of One Who Disappeared, JW V/12: XVIII. Nedbám já včil o nic
Diary of One Who Disappeared, JW V/12: XIX. Letí straka letí
Diary of One Who Disappeared, JW V/12: XX. Mám já panenku