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 0xddb182ed68531a2c68571fa6ac73bcc6a4858c91d764338243c1cb546a46b42e. Chain 2 (Bitcoin): anchored in block 953808 (2026-06-15T16:45:15Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f4c3292c-b6f7-4a13-9e15-5bb24b986808.json and https://artists.proofprofile.net/proofs/artist/f4c3292c-b6f7-4a13-9e15-5bb24b986808.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
String Quartet In F Major, M.35: 1. Allegro moderato. Très doux
String Quartet In F Major, M.35: 2. Assez vif. Très rythmé
String Quartet In F Major, M.35: 3. Très lent
String Quartet In F Major, M.35: 4. Vif et agité
String Quartet In G Minor, Op.10, L. 85: 1. Animé et très décidé
String Quartet In G Minor, Op.10, L. 85: 2. Scherzo (Assez vif et bien rythmé)
String Quartet In G Minor, Op.10, L. 85: 3. Andantino doucement expressif
String Quartet In G Minor, Op.10, L. 85: 4. Très modéré - Très mouvementé - Très animé
String Quartet, M. 35: I. Allegro moderato, très doux
String Quartet, M. 35: II. Assez vif, très rythmé
String Quartet in G Minor, CD 91: I. Animé et très décidé
String Quartet in G Minor, CD 91: II. Scherzo. Assez vif et bien rythmé
String Quartet in G Minor, CD 91: III. Andantino, doucement expressif
String Quartet in G Minor, CD 91: IV. Très modéré – Très mouvementé – Très animé
String Quartet op.16: III. Chant Funèbre
String Quartet op.121: I. Allegro Moderato
String Quartet No. 15 in D minor, K.421: 1. Allegro moderato
String Quartet No. 17 In B Flat, K.458 -"The Hunt": 1. Allegro vivace assai - Edit
Piano Quintet No. 2 in C Minor, Op. 115: I. Allegro moderato
Pascal Rogé: Saint-Saëns, Fauré & Franck
Piano Quintet No. 2 in C Minor, Op. 115: II. Allegro vivo
Piano Quintet No. 2 in C Minor, Op. 115: III. Andante moderato
Piano Quintet No. 2 in C Minor, Op. 115: IV. Allegro molto
String Quartet No. 17 In B Flat, K.458 -"The Hunt": 1. Allegro vivace assai
Miroir 2, cinq pièces pour quatuor à cordes: l
50 Great Pieces Of Classical Music For Summer
String Quartet No. 1: 1. Presto con fuoco
Schulhoff: String Quartets Nos. 1 & 2; 5 Pieces; Divertissement; Concertino (Lockenhaus Collection Vol. 7)
String Quartet No. 1: 2. Allegro con moto
String Quartet No. 1: 3. Allegro giocoso alla slovacca
String Quartet No. 1: 4. Andante molto sostenuto
String Quartet No. 17 In B Flat, K.458 -"The Hunt": 3. Adagio
String Quartet No. 17 In B Flat, K.458 -"The Hunt": 4. Allegro assai