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 0x0a349d55b3909e0db29cb95ad4a73f70c122c3ae3330d161af6c1a308d314e8c. Chain 2 (Bitcoin): anchored in block 953657 (2026-06-14T16:43:25Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/4ff34d3e-ce04-4436-9215-a89463fb1167.json and https://artists.proofprofile.net/proofs/artist/4ff34d3e-ce04-4436-9215-a89463fb1167.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Variations sur le psaume 91: Theme - Ostinato - Danse - Recit en Taille - Improvisation - Toccata
Partita sur le Choral Nun freut euch: Choral - Bicinium - Canon - Duo - Recit - Passacaille - Toccata
Orgue de l'église de l'Abbaye Bénédictine d'Ottobeuren
Suite du premier ton: IV. Tierce en taille
Suite du premier ton: V. Basse de trompette
Suite du deuxième ton: IV. Basse de Cromorne
Suite du deuxième ton: VI. Récit de Nasard
Suite du deuxième ton: VII. Caprice sur les grands jeux
Suite du premier ton: I. Grand plein jeu
Suite du premier ton: II. Fugue (Version II)
Suite du premier ton: V. Basse et dessus de trompette en dialogue
Suite du premier ton: VII. Dialogue sur les grands jeux
El Órgano Histórico Español, Vol. 4 (La Escuela de Zaragoza I)
Diferencias Sobre el Canto Llano des Caballero
Tiento de Primer Tono de Mano Derecha y en Medio a Dos Tiples
Tiento de Segundo Tono Sobre la Letanía de la Virgen
Tiento de Mano Derecha Sobre el Canto Llano del Kyrie
Suite for Flute: I. Prelude. II. Sarabande. III. Gigue
5 Petites Pieces lyriques: I. Moderato, tres libre. II. Lent et sombre. III. Agitato. IV. Andante. V. Allegretto
3 Pieces: I. Lent et libre. II. (comme une valse). III. Lent et libre
5 Petites Geometries: I. Moderato. II. Lento. III. Allegretto. IV. Misterioso e moderato. V. Animato
Bach: Prelude & Fugue in C Major, BWV 547 - Franck: Choral No. 3 in A Minor, FWV 40 - Brahms: Variations on a Theme by Haydn, Op. 56 (Transcription for Organ)
Organ Symphony No. 1 in D Minor, Op. 14: IV. Allegro vivace
Pièces de fantaisie, Suite No. 2, Op. 53: V. Clair de lune
Organ Symphony No. 5 in F Minor, Op. 42 No. 1: V. Toccata
Prelude and Fugue in C Major, BWV 547: I. Prelude
Prelude and Fugue in C Major, BWV 547: II. Fugue
Variations on a Theme by Haydn, Op. 56 "St. Anthony Variations": Thema, Chorale St. Antoni - Arranged for Organ
Variations on a Theme by Haydn, Op. 56 "St. Anthony Variations": Variation I - Arranged for Organ
Variations on a Theme by Haydn, Op. 56 "St. Anthony Variations": Variation II - Arranged for Organ
Variations on a Theme by Haydn, Op. 56 "St. Anthony Variations": Variation III - Arranged for Organ
Variations on a Theme by Haydn, Op. 56 "St. Anthony Variations": Variation IV - Arranged for Organ
Variations on a Theme by Haydn, Op. 56 "St. Anthony Variations": Variation V - Arranged for Organ
Variations on a Theme by Haydn, Op. 56 "St. Anthony Variations": Variation VI - Arranged for Organ
Variations on a Theme by Haydn, Op. 56 "St. Anthony Variations": Variation VII - Arranged for Organ
Variations on a Theme by Haydn, Op. 56 "St. Anthony Variations": Finale - Arranged for Organ
Louis Vierne: Toccata (aus Sinfonie für Orgel Nr. 1)
C.-M. Widor: Scherzo (aus Sinfonie für Orgel Nr. 4)
Georges Bizet: Jeux d'enfants - La toupie
Georges Bizet: Jeux d'enfants - La poupee
Georges Bizet: Jeux d'enfants - Les chevaux de bois
Georges Bizet: Jeux d'enfants - Trompette et tambour
Georges Bizet: Jeux d'enfants - Petit mari, petite femme
Franz Liszt: Funerailles (aus Harmonies poétiques et religieuses)
Lionel Rogg: Hommage a Takemitsu - Wasser
Lionel Rogg: Hommage a Takemitsu - Feuer
Konzertsaal-Orgeln: Lionel Rogg an der Van-den-Heuvel-Orgel der Victoria Hall zu Genf
1ère Symphonie pour orgue, Op. 14: Toccata
4e Symphonie pour orgue, Op. 13,4: Scherzo
Jeux d’enfants, Op. 22 (Transcr. for organ by Lionel Rogg): La toupie
Jeux d’enfants, Op. 22 (Transcr. for organ by Lionel Rogg): La poupée
Jeux d’enfants, Op. 22 (Transcr. for organ by Lionel Rogg): Les chevaux de bois
Jeux d’enfants, Op. 22 (Transcr. for organ by Lionel Rogg): Trompette et tambour
Jeux d’enfants, Op. 22 (Transcr. for organ by Lionel Rogg): Petit mari, petite femme
Jeux d’enfants, Op. 22 (Transcr. for organ by Lionel Rogg): Le bal
Harmonies poétiques et religieuses (Transcr. for organ by Lionel Rogg): Funérailles
Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano
Bach, JS: Toccata and Fugue in D Minor, BWV 565: Fugue
Bach, JS: Toccata and Fugue in D Minor, BWV 565: Toccata
Bach, JS: Flute Sonata in E-Flat Major, BWV 1031: II. Siciliano
Toccata and Fugue in D Minor, BWV 565: I. Toccata
Partita sopra Nun freut euch: II. Bicinium
Partita sopra Nun freut euch: III. Canon
Partita sopra Nun freut euch: IV. Presto
Partita sopra Nun freut euch: VI. Passacaglia
Partita sopra Nun freut euch: VII. Toccata
Fantasia and Fugue in G Minor, BWV. 542: I. Fantaisie
Prelude and Fugue in A Minor, BWV. 543: Prélude
Bach, JS: 18 Chorale Preludes "Leipzig Chorals": No. 9, Nun komm der Heiden Heiland, BWV 659