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 0xf163ae53f08eaba1ffbdf4b7a8b3e9814704aa7b470297f20e1d075c38c174c3. Chain 2 (Bitcoin): anchored in block 953699 (2026-06-14T22:00:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6f025905-dbd2-4957-bca1-791da0bb9678.json and https://artists.proofprofile.net/proofs/artist/6f025905-dbd2-4957-bca1-791da0bb9678.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
My Youth Is Over. Recorders in 17th Century Music
Introduction by President of the Republic, Václav Klaus - Live
Jazz Na Hradě (Jazzová Gratulace Václavu Klausovi) [Live]
Jiří Stivín & Jazz System Co./Vladimír Tomek s přáteli
Overture (Suite) in A Minor for Recorder and Strings, TWV 55:a2: II. Les plaisirs
Telemann: Recorder Suite in A minor - Viola Concerto - Tafelmusik: 2 Concerti
Overture (Suite) in A Minor for Recorder and Strings, TWV 55:a2: I. Ouverture
Overture (Suite) in A Minor for Recorder and Strings, TWV 55:a2: IV. Menuet I
Overture (Suite) in A Minor for Recorder and Strings, TWV 55:a2: VII. Polonaise
Overture (Suite) in A Minor for Recorder and Strings, TWV 55:a2: III. Air a l'Italienne
Overture (Suite) in A Minor for Recorder and Strings, TWV 55:a2: IV. Menuet II
Overture (Suite) in A Minor for Recorder and Strings, TWV 55:a2: V. Rejouissance
Overture (Suite) in A Minor for Recorder and Strings, TWV 55:a2: VI. Passepied I & II
Concerto in C Major, RV 444: Sopranino Recorder Concerto in C Major, RV 444
Flautino Concerto in C Major, RV 443: Ii. Largo
Flute Concerto in G Minor, RV 439 "La notte": III. Largo
A Guided Tour of the Baroque Era, Vol. 5
Concerto in C Major, RV 443: Flautino Concerto in C Major, RV 443: II. Largo
Flute Concerto in D Major, RV 428 "Il gardellino": II. Cantabile
The 99 Most Essential Baroque Masterpieces
Flute Concerto in G Major, RV 435: II. Largo
Recorder Concerto in C Major, RV 443: II. Largo
Flute Concerto in F Major, RV 433 "La Tempesta di Mare": I. Allegro
Vivaldi - Tartini - Richter - Pergolesi - Telemann: Flute Concertos
Flute Concerto in F Major, RV 433 "La Tempesta di Mare": II. Largo
Flute Concerto in F Major, RV 433 "La Tempesta di Mare": III. Presto