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 0x72bd3aa993edfab3b38c289680ae38e3c9551f444eb5c5a428e7019e7d6519c0. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/96f788d0-4095-4fb2-a9c3-9e458b46b196.json and https://artists.proofprofile.net/proofs/artist/96f788d0-4095-4fb2-a9c3-9e458b46b196.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Alberti, D.: 8 Sonate per Clavicembalo, Op. 1
Keyboard Sonata in G Major, Op. 1, No. 1: I. Andante
Keyboard Sonata in G Major, Op. 1, No. 1: II. Andante
Keyboard Sonata in F Major, Op. 1, No. 2: I. Allegro moderato
Keyboard Sonata in F Major, Op. 1, No. 2: II. Allegro assai
Keyboard Sonata in C Major, Op. 1, No. 3: I. Allegro ma non tanto
Keyboard Sonata in C Major, Op. 1, No. 3: II. Minuetto
Keyboard Sonata in G Minor, Op. 1, No. 4: I. Allegro
Keyboard Sonata in G Minor, Op. 1, No. 4: II. Giga. Presto
Keyboard Sonata in A Major, Op. 1, No. 5: I. Andante moderato
Keyboard Sonata in A Major, Op. 1, No. 5: II. Allegro
Keyboard Sonata in G Major, Op. 1, No. 6: I. Allegro moderato
Keyboard Sonata in G Major, Op. 1, No. 6: II. Allegro
Keyboard Sonata in F Major, Op. 1, No. 7: I. Allegro
Keyboard Sonata in F Major, Op. 1, No. 7: II. Tempo di minuetto
Keyboard Sonata in G Major, Op. 1, No. 8: I. Allegro
Keyboard Sonata in G Major, Op. 1, No. 8: II. Presto assai
Domenico Alberti: VIII Sonate per Clavicembalo, Op. 1
Keyboard Sonata No. 1 in G Major, Op. 1: I. Andante
Keyboard Sonata No. 1 in G Major, Op. 1: II. Andante
Keyboard Sonata No. 2 in F Major, Op. 1: I. Allegro moderato
Keyboard Sonata No. 2 in F Major, Op. 1: II. Allegro assai
Keyboard Sonata No. 3 in C Major, Op. 1: I. Allegro ma non tanto
Keyboard Sonata No. 3 in C Major, Op. 1: II. Minuetto
Keyboard Sonata No. 4 in G Minor, Op. 1: I. Allegro
Keyboard Sonata No. 4 in G Minor, Op. 1: II. Giga: Presto
Keyboard Sonata No. 5 in A Major, Op. 1: I. Andante moderato
Keyboard Sonata No. 5 in A Major, Op. 1: II. Allegro
Keyboard Sonata No. 6 in G Major, Op. 1: I. Allegro moderato
Keyboard Sonata No. 6 in G Major, Op. 1: II. Allegro
Keyboard Sonata No. 7 in F Major, Op. 1: I. Allegro
Keyboard Sonata No. 7 in F Major, Op. 1: II. Tempo di minuetto
Keyboard Sonata No. 8 in G Major, Op. 1: I. Allegro
Keyboard Sonata No. 8 in G Major, Op. 1: II. Presto assai
Toccata in B-Flat Major, WörA12: I. Allegro
Toccata in B-Flat Major, WörA12: II. Presto
Sonata Pastorale in B-Flat Major: I. Andante
Sonata Pastorale in B-Flat Major: II. Moderato
Sonata in C Major: I. Without Tempo Marking
Sonata in C Major: II. Without Tempo Marking
Sonata in B-Flat Major: I. Allegro moderato
Sonata in A Major: I. Without Tempo Marking
Sonata in A Major: II. Without Tempo Marking
Sonata II in F Major: I. Allegro - Rondò
Sonata in B-Flat Major, WörA10: I. Adagio
Sonata in B-Flat Major, WörA10: II. Allegro
8 Harpsichord Sonatas, Op. 1: Sonata No. 1 in G Major. I. Andante
8 Harpsichord Sonatas, Op. 1: Sonata No. 1 in G Major. II. Andante
8 Harpsichord Sonatas, Op. 1: Sonata No. 2 in F Major. I. Allegro moderato
8 Harpsichord Sonatas, Op. 1: Sonata No. 2 in F Major. II. Allegro assai
8 Harpsichord Sonatas, Op. 1: Sonata No. 3 in C Major. I. Allegro ma non tanto
8 Harpsichord Sonatas, Op. 1: Sonata No. 3 in C Major. II. Menuet
8 Harpsichord Sonatas, Op. 1: Sonata No. 4 in G Minor. I. Allegro
8 Harpsichord Sonatas, Op. 1: Sonata No. 4 in G Minor. II. Presto (Giga)
8 Harpsichord Sonatas, Op. 1: Sonata No. 5 in A Major. I. Allegro moderato
8 Harpsichord Sonatas, Op. 1: Sonata No. 5 in A Major. II. Allegro
8 Harpsichord Sonatas, Op. 1: Sonata No. 6 in G Major. I. Allegro moderato
8 Harpsichord Sonatas, Op. 1: Sonata No. 6 in G Major. II. Allegro
8 Harpsichord Sonatas, Op. 1: Sonata No. 7 in F Major. I. Allegro
8 Harpsichord Sonatas, Op. 1: Sonata No. 7 in F Major. II. Tempo di menuet
8 Harpsichord Sonatas, Op. 1: Sonata No. 8 in G Major. I. Allegro
8 Harpsichord Sonatas, Op. 1: Sonata No. 8 in G Major. II. Presto assai
Sonata in B-Flat Major: I. Without Tempo Marking
Sonata in B-Flat Major: II. Without Tempo Marking
Domenico Alberti: The 8 Piano Sonatas, Op. 1
Sonata in G Major, Op. 1 No. 1: I. Andante
Sonata in G Major, Op. 1 No. 1: II. Andante
Sonata in F Major, Op. 1 No. 2: I. Allegro Moderato
Sonata in F Major, Op. 1 No. 2: II. Allegro Assai
Sonata in C Major, Op. 1 No. 3: I. Allegro Ma Non Tanto
Sonata in C Major, Op. 1 No. 3: II. Menuet
Sonata in G Minor, Op. 1 No. 4: I. Allegro
Sonata in G Minor, Op. 1 No. 4: II. Presto (Giga)
Sonata in A Major, Op. 1 No. 5: I. Allegro Moderato
Sonata in A Major, Op. 1 No. 5: II. Allegro
Sonata in G Major, Op. 1 No. 6: I. Allegro Moderato
Sonata in G Major, Op. 1 No. 6: II. Allegro
Sonata in F Major, Op. 1 No. 7: I. Allegro
Sonata in F Major, Op. 1 No. 7: II. Tempo Di Menuet (Con Variazioni)
Sonata in G Major, Op. 1 No. 8: I. Allegro
Sonata in G Major, Op. 1 No. 8: II. Presto Assai
Clavicembalisti italiani XVIII sec. Vol. 2
Sonata No. 4 in G Minor: II. Giga-presto
Sonata No. 5 in A Major: I. Allegro moderato
La Galatea: Se scordato il primo amore (2)