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 0x79599e67aa2257d5543d93ca50b5257dcff5780e37c8c43d2aac4805599f3d73. Chain 2 (Bitcoin): anchored in block 953807 (2026-06-15T16:39:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f2c912de-dc29-4039-a582-c6b1d86b561c.json and https://artists.proofprofile.net/proofs/artist/f2c912de-dc29-4039-a582-c6b1d86b561c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Flute Concerto No. 1 in G Major, K. 313: I. Allegro maestoso
Flute Concerto No. 1 in G Major, K. 313: II. Adagio non troppo
Flute Concerto No. 1 in G Major, K. 313: III. Rondo. Tempo di menuetto
Flute Concerto No. 2 in D Major, K. 314: I. Allegro Aperto
Flute Concerto No. 2 in D Major, K. 314: II. Andante ma non Troppo
Flute Concerto No. 2 in D Major, K. 314: III. Allegro
Andante for Flute and Orchestra in C Major, K. 315
Concerto in C Major for Flute and Harp, K. 299: I. Allegro
Concerto in C Major for Flute and Harp, K. 299: II. Andantino
Concerto in C Major for Flute and Harp, K. 299: III. Rondeau. Allegro
Flute Quartet in D Major, K. 285: I. Allegro
Flute Quartet in D Major, K. 285: II. Adagio
Flute Quartet in D Major, K. 285: III. Rondeau
Flute Quartet in G Major, K. 285a: I. Andante
Flute Quartet in G Major, K. 285a: II. Tempo di minuetto
Oboe Quartet in F Major, K. 370: I. Allegro
Oboe Quartet in F Major, K. 370: II. Adagio
Oboe Quartet in F Major, K. 370: III. Rondeau. Allegro
Flute Quartet in C Major, K. 285b: I. Allegro
Flute Quartet in C Major, K. 285b: II. Andantino. Tema con variazioni
Flute Quartet in A Major, K. 298: I. Andante. Tema con variazioni
Flute Quartet in A Major, K. 298: II. Minuetto - Trio
Flute Quartet in A Major, K. 298: III. Rondeau. Allegretto grazioso
Flute Sonata in B-Flat Major, K. 10: I. Allegro
Flute Sonata in B-Flat Major, K. 10: II. Andante
Flute Sonata in B-Flat Major, K. 10: III. Menuetto No. 1 - Menuetto No. 2
Flute Sonata in G Major, K. 11: I. Andante
Flute Sonata in G Major, K. 11: II. Allegro - Menuetto - Da capo. Allegro
Flute Sonata in A Major, K. 12: I. Andante
Flute Sonata in A Major, K. 12: II. Allegro
Flute Sonata in F Major, K. 13: I. Allegro
Flute Sonata in F Major, K. 13: II. Andante
Flute Sonata in F Major, K. 13: III. Menuetto No. 1 - Menuetto No. 2
Flute Sonata in C Major, K. 14: I. Allegro
Flute Sonata in C Major, K. 14: II. Allegro
Flute Sonata in C Major, K. 14: III. Menuetto No. 1 - Menuetto No. 2 - Carillon
Flute Sonata in B-Flat Major, K. 15: I. Andante Maestoso
Flute Sonata in B-Flat Major, K. 15: II. Allegro Grazioso
Chugoku-chiho no komoriuta: Chuugokuchiho No Komoriuta (Lullaby from the Chugoku District)
Kono Michi (Arr. Hajime Fukagawa for viola and piano)
Concerto for Flute and Harp in C Major, K. 299: I. Allegro
Concerto for Flute and Harp in C Major, K. 299: II. Andantino
Concerto for Flute and Harp in C Major, K. 299: III. Rondo. Allegro