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 0x0697157966f0981c247b0ea87c1df0ed29b0acd646d935e06182a7ab77403695. Chain 2 (Bitcoin): anchored in block 953770 (2026-06-15T09:50:11Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9965f7ca-8a51-429c-a995-4c50c56f18b9.json and https://artists.proofprofile.net/proofs/artist/9965f7ca-8a51-429c-a995-4c50c56f18b9.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
SWR Sinfonieorchester Baden-Baden und Freiburg
QUOD EST PAX? - Vers la raison du coeur…
SWR Sinfonieorchester des Südwestrundfunks
Hugo Ticciati; Johannes Marmén; Gareth Lubbe; Julian Arp; Jordi Carrasco Hjelm; Alberto Mesirca; Elsa Bradley
Armoniosi concerti sopra la chitarra spagnuola: Chiaccona in parte variate alla vera spagnuola
Intavolatura per Liuto et di Chitarrone, I libro: Ciaccona in partite variate
Partita in D Minor for Solo Violin, BWV 1004: Ciaccona
Hugo Ticciati; Johannes Marmén; Gareth Lubbe; Julian Arp; Jordi Carrasco Hjelm; Alberto Mesirca
Chaconne Ground in D Minor Remix (after Purcell)
Two Grounds in C Minor Remix (after Purcell)
Ahlam Babiliyya - Babylonian Dreams (Modern Iraqi Maqam Music for Oud and Percussion)
Nora Thiele solo - Modern Oriental Frame Drums
Roots Revival Series - Ashik (Live at Odeon Theater Vienna)
Tekerleme (Once There Was, Once There Wasn't)
The Historical Trombone (The Renaissance Trombone)
Vestiva i colli passeggiato a doi basso e soprano
Recercada primera - Recercada segunda "Passamezzo"
Pulchra es del Palestrina per il basso da cantar alla bastarda
Susana d'Orlando. Modo di passegiar per il violone over trombone alla bastarda
Recercada sesta - Recercada settima "Romanesca"
Selva morale e spirituale: No. 11, Ab aeterno ordinata sum, SV 262