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 0x7d88ed3c43e0c62795de07aa565f3a69fa0113d00035c5dfe90665e5b7758b2b. Chain 2 (Bitcoin): anchored in block 953645 (2026-06-14T14:31:42Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/408c1354-71c8-451f-8aa7-c0990eb6fde9.json and https://artists.proofprofile.net/proofs/artist/408c1354-71c8-451f-8aa7-c0990eb6fde9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Serenade No. 3 in E Minor, Op. 21: I. Romanze. Andante sostenuto
Serenade No. 3 in E Minor, Op. 21: II. Menuetto
Serenade No. 3 in E Minor, Op. 21: III. Allegretto grazioso
Serenade No. 3 in E Minor, Op. 21: IV. Finale alla Zingarese: Allegro con fuoco
Serenade No. 4 in G Minor, Op. 51: I. Andante sostenuto
Serenade No. 4 in G Minor, Op. 51: II. Allegretto grazioso
Serenade No. 4 in G Minor, Op. 51: III. Menuett: Moderato amabile
Serenade No. 4 in G Minor, Op. 51: IV. Adagio
Serenade No. 4 in G Minor, Op. 51: V. Finale. Allegro con fuoco
Serenade No. 5 in D Major, Op. 53: I. Adagio con espressione
Serenade No. 5 in D Major, Op. 53: II. Allegro grazioso
Serenade No. 5 in D Major, Op. 53: III. Allegretto amabile
Serenade No. 5 in D Major, Op. 53: IV. Finale. Allegro vivace
Serenade No. 1 in D Major, Op. 9: I. Andante
Serenade No. 1 in D Major, Op. 9: II. Tempo di menuetto
Serenade No. 1 in D Major, Op. 9: III. Allegro scherzando
Serenade No. 1 in D Major, Op. 9: IV. Adagio - Con molto espressione
Serenade No. 1 in D Major, Op. 9: V. Finale: Allegro
Serenade No. 2 in C Major, Op. 14: I. Allegretto
Serenade No. 2 in C Major, Op. 14: II. Larghetto
Serenade No. 2 in C Major, Op. 14: III. Allegro risoluto
Serenade No. 2 in C Major, Op. 14: IV. Finale: Presto
Andante grazioso and Capriccio, Op. 63: Capriccio
Trumpet Sonata No. 1 in F Major: I. Allegretto
Trumpet Sonata No. 1 in F Major: II. Grave
Trumpet Sonata No. 1 in F Major: III. Allegro
Concerto Grosso in C Major, Op. 3 No. 12: I. Pastorale. Largo
Concerto Grosso in C Major, Op. 3 No. 12: II. Largo
Concerto Grosso in C Major, Op. 3 No. 12: III. Allegro
Concerto per flauto in C Minor, RV 441: I. Allegro non molto
Concerto per flauto in C Minor, RV 441: II. Largo
Concerto per flauto in C Minor, RV 441: III. Allegro
Recorder Concerto in F Major: I. Allegro
Recorder Concerto in F Major: II. Siciliano
Recorder Concerto in F Major: III. Allegro assai
Concerto Grosso in F Minor, Op. 1 No. 8 "Christmas": I. Largo
Concerto Grosso in F Minor, Op. 1 No. 8 "Christmas": II. Grave
Concerto Grosso in F Minor, Op. 1 No. 8 "Christmas": III. Vivace
Concerto Grosso in F Minor, Op. 1 No. 8 "Christmas": IV. Grave
Concerto Grosso in F Minor, Op. 1 No. 8 "Christmas": V. Largo andante
Concerto Grosso in F Minor, Op. 1 No. 8 "Christmas": VI. Andante
Concerto Grosso in F Minor, Op. 1 No. 8 "Christmas": VII. Pastorale - Largo andante
Hommage zum 200. Todestag von Joseph Haydn
Die Schopfung, Hob.XXI:2: Die Himmel erzahlen die Ehre Gottes
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Kyrie
Cello Concerto No. 1 in C Major, Hob.VIIb:1: I. Moderato
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Gloria -
Cello Concerto No. 1 in C Major, Hob.VIIb:1: II. Adagio
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Gloria: Gratias agimus -
Cello Concerto No. 1 in C Major, Hob.VIIb:1: III. Finale: Allegro molto
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Gloria: Quoniam tu solus sanctus
Trumpet Concerto in E-Flat Major, Hob.VIIe:1: I. Allegro
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Credo -
Trumpet Concerto in E-Flat Major, Hob.VIIe:1: II. Andante cantabile
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Credo: Et incarnatus -
Trumpet Concerto in E-Flat Major, Hob.VIIe:1: III. Finale: Allegro
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Credo: Et resurrexit
Die Schopfung, Hob.XXI:2: Singt dem Herren, alle Stimmen
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Credo: Et vitam venturi
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Sanctus
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Santus: Pleni sunt coeli
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Benedictus
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Agnus Dei -
Mass No. 14 in B-Flat Major, Hob.XXII:14, "Harmoniemesse": Agnus Dei: Dona nobis