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 0x082c0658cdb67811688cd4bb3761e4693e7ccc9a195f1f978ca14d506dce994d. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1929d533-9dce-44ee-9613-c5a2fc571877.json and https://artists.proofprofile.net/proofs/artist/1929d533-9dce-44ee-9613-c5a2fc571877.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Cello Music - Vivaldi, A. / Geminiani, F. (Sonatas for Violoncello and Basso Continuo)
Cello Sonata in E Minor, RV 40: I. Largo
Cello Sonata in E Minor, RV 40: II. Allegro
Cello Sonata in E Minor, RV 40: III. Largo
Cello Sonata in E Minor, RV 40: IV. Allegro
Cello Sonata in A Minor, Op. 5 No. 6, H. 108: I. Adagio
Cello Sonata in A Minor, Op. 5 No. 6, H. 108: II. Allegro assai
Cello Sonata in A Minor, Op. 5 No. 6, H. 108: III. Grave
Cello Sonata in A Minor, Op. 5 No. 6, H. 108: IV. Allegro
Cello Sonata in B-Flat Major, RV 46: I. Largo
Cello Sonata in B-Flat Major, RV 46: II. Allegro
Cello Sonata in B-Flat Major, RV 46: III. Largo
Cello Sonata in B-Flat Major, RV 46: IV. Allegro
Cello Sonata in C Major, Op. 5 No. 3, H. 105: I. Andante
Cello Sonata in C Major, Op. 5 No. 3, H. 105: II. Allegro
Cello Sonata in C Major, Op. 5 No. 3, H. 105: III. Affetuoso
Cello Sonata in C Major, Op. 5 No. 3, H. 105: IV. Allegro
Cello Sonata in D Minor, Op. 5 No. 2, H. 104: I. Andante
Cello Sonata in D Minor, Op. 5 No. 2, H. 104: II. Presto
Cello Sonata in D Minor, Op. 5 No. 2, H. 104: III. Adagio
Cello Sonata in D Minor, Op. 5 No. 2, H. 104: IV. Allegro
Cello Sonata in G Minor RV 42: I. Prelude. Largo
Cello Sonata in G Minor RV 42: II. Allemande. Andante
Cello Sonata in G Minor RV 42: III. Sarabande. Largo
Cello Sonata in G Minor RV 42: IV. Gigue. Allegro
Cello Sonata in E Minor, Op. 14, No. 5, RV 40: I. Largo
Cello Sonata in E Minor, Op. 14, No. 5, RV 40: II. Allegro
Cello Sonata in E Minor, Op. 14, No. 5, RV 40: III. Largo
Cello Sonata in E Minor, Op. 14, No. 5, RV 40: IV. Allegro
Cello Sonata in B-Flat Major, Op. 14, No. 6, RV 46: I. Preludio: Largo
Cello Sonata in B-Flat Major, Op. 14, No. 6, RV 46: II. Allemanda: Allegro
Cello Sonata in B-Flat Major, Op. 14, No. 6, RV 46: III. Largo
Cello Sonata in B-Flat Major, Op. 14, No. 6, RV 46: IV. Allegro
Cello Sonata in G Minor, RV 42: I. Preludio: Largo
Cello Sonata in G Minor, RV 42: II. Allemanda: Andante
Cello Sonata in G Minor, RV 42: III. Sarabanda: Largo
Cello Sonata in G Minor, RV 42: IV. Gigue: Allegro
Kodály: Duo for Violin & Cello; Solo Cello Sonata / Veress: Solo Violin Sonata
Duo for Violin and Cello, Op. 7: I. Allegro serioso, non troppo
Duo for Violin and Cello, Op. 7: II. Adagio
Duo for Violin and Cello, Op. 7: III. Maestoso e largamente ma non troppo - Presto
Sonata for Solo Cello, Op. 8: I. Allegro maestoso ma appassionato
Sonata for Solo Cello, Op. 8: II. Adagio (con grand'espressione)
Sonata for Solo Cello, Op. 8: III. Allegro molto vivace
Sonata for solo violin: III. Finale. Allegro molto
Romantic Orchestral Music by Flemish Composers, Vol. 1
De Pacificatie van Gent, II. Love Scene Between Anna and Joris
De Pacificatie van Gent: III. William the Silent, Prince of Orange
De Pacificatie van Gent: IV. The Duke of Alba's Entry into Brussels
De Pacificatie van Gent: V. The Festival of the Pacification
Elegie II. Hartverheffing, "Exultation": Adagio
Cello Concerto in D Minor: I. Allegro deciso
Cello Concerto in D Minor: III. Allegro vivace - Presto
De Pacificatie van Gent: II. Love Scene Between Anna and Joris
De Pacificatie van Gent: III. William The Silent, Prince of Orange
Cello Sonata No. 1 in G Minor: II. Allegro
Cello Sonata No. 1 in G Minor: III. Largo
Cello Sonata No. 1 in G Minor: IV. Prestissimo
Cello Sonata No. 1 in G Minor: V. Ricercar I
Cello Sonata No. 1 in G Minor: VI. Ricercar II
Cello Sonata No. 1 in G Minor: VII. Canon à due violoncelli, uno entra una battuta doppo l‘altro
Cello Sonata No. 1 in G Minor: VIII. Ricercar VII
Cello Sonata No. 1 in G Minor: IX. Ricercar VI
Cello Sonata No. 1 in G Minor: X. Ricercar III
Cello Sonata No. 2 in A Major: II. Allegro
Cello Sonata No. 2 in A Major: III. Largo
Cello Sonata No. 2 in A Major: IV. Presto
Cello Sonata No. 2 in A Major: V. Ricercar IV
Cello Sonata No. 2 in A Major: VI. Ricercar V
Cello Sonata in G Minor, Op. 1 No. 4: I. Adagio
Cello Sonata in G Minor, Op. 1 No. 4: II. Allegro
Cello Sonata in G Minor, Op. 1 No. 4: III. Largo
Cello Sonata in G Minor, Op. 1 No. 4: IV. Allegro
Cello Sonata in A Minor: III. Minuettos I & II
Cello Sonata No. 1 in D Minor: II. Allegro
Cello Sonata No. 1 in D Minor: III. Largo -
Cello Sonata No. 1 in D Minor: IV. A tempo guisto
Cello Sonata in A Minor, Op. 13 No. 6: I. Larghetto
Cello Sonata in A Minor, Op. 13 No. 6: II. Alla breve
Cello Sonata in A Minor, Op. 13 No. 6: III. Allegro
Piano Trio, Op. 100: III. Scherzando. Allegro moderato (Excerpt)
Sleep'st thou, or wak'st thou (Deil tak' the wars), Hob. XXXIa:157
O wise and valiant Willy (Rattling roaring Willy), Hob. XXXIa:227
Twas at the hour of dark midnight (Barbara Allan), Hob. XXXIa:31bis
Trio in C Major, Hob. XV:27: II. Andante
The night her silent sable wore (She rose, and let me in), Hob. XXXIa:219bis
Trio in C Major, Hob. XV:27: III. Presto
There was a lass (Willie was a wanton wag), Hob. XXXIa:4bis
Highland Air: The Lone Vale Hob, XXXIa:175
Scottish Airs: My love she’s but a lassie yet
Belgian Radio and Television Philharmonic Orchestra