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 0x6defb08233dcbb2d775b89140045ace5c2a76e3c78cd7f4fd666794d141adbec. Chain 2 (Bitcoin): anchored in block 953636 (2026-06-14T13:03:42Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/37240de6-45e5-49ce-9b4c-284cb8bc13f2.json and https://artists.proofprofile.net/proofs/artist/37240de6-45e5-49ce-9b4c-284cb8bc13f2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Suite en fa mineur: 5. L’Angélique (Sarabande)
Suite en fa mineur: 6. La Cavalière (Courante)
Suite en ré mineur: 3. La Superbe (Courante)
Suite en sol mineur: 2. Tombeau de Monsieur de Blancrocher
Suite en sol mineur: 5. Sarabande et double
Suite in G Minor: I.Tombeau de Mr Blanrocher
Suite in G Minor: I. Tombeau de Mr Blanrocher
Suite in D Minor: V. Sarabande-Diminution
Suite in G Minor: IV. Tombeau de Blanrocher
A Lute by Sixtus Rauwolf: French & German Baroque Music