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 0xad74e5a85f3ca1c45dcbae56dca7231457b3110eb768eb90ecb3b375c18c5efd. Chain 2 (Bitcoin): anchored in block 953803 (2026-06-15T15:41:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e696ea37-4fa9-4152-b8de-6dbe801784a8.json and https://artists.proofprofile.net/proofs/artist/e696ea37-4fa9-4152-b8de-6dbe801784a8.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Suita po tisíc a jednej noci, Part. III.
Piesne z kolovrátku, Piesen z kolovrátku
Prelúdium C dur / Romeo a Júlia [cast baletu]
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Still, Still, Still, Weil's Kindlein Schlafen Will
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Still, still, still, weil's Kindlein schlafen will
Tradycyjne Polskie Koledy / Traditional Polish Christmas Carols
Orfeo ed Euridice, Wq. 30: Che farò senza Euridice?
Concerto grosso No. 2 in B-Flat Major, Op. 3: II. Largo
Concerto Grosso No. 2 in B-Flat Major, Op. 3: II. Largo
Violin Concerto No. 3 in G Major, K. 216: I. Allegro
Violin Concerto No. 3 in G Major, K. 216: II. Adagio
Violin Concerto No. 3 in G Major, K. 216: III. Rondo
Violin Concerto No. 5 in A Major, K. 219 "Turkish": I. Allegro aperto
Violin Concerto No. 5 in A Major, K. 219 "Turkish": II. Adagio
Violin Concerto No. 5 in A Major, K. 219 "Turkish": III. Rondeau
Solomon, HWV 67: The Arrival of the Queen of Sheba
Solomon, Act III: The Arrival of the Queen of Sheba
Concerto grosso Op. 3 No. 2 in B Flat Major - II. Largo
Solomon, HWV 67, Act III: 42. Sinfonia "Arrival of the Queen of Sheba"
Concerto No. 2 in B-Flat Major for Oboe and Orchestra, HWV 302a: I. Vivace
The 99 Most Essential Handel Masterpieces
Concerto No. 2 in B-Flat Major for Oboe and Orchestra, HWV 302a: II. Fugue: Allegro
Concerto No. 2 in B-Flat Major for Oboe and Orchestra, HWV 302a: IV. Allegro
Concerto No. 3 in G Minor for Oboe and Orchestra, HWV 287: I. Grave
Concerto No. 3 in G Minor for Oboe and Orchestra, HWV 287: II. Allegro
Concerto No. 3 in G Minor for Oboe and Orchestra, HWV 287: IV. Allegro