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 0x6c62cc17380d05f902d3028538ed007240abd1322693916b11f24cb9ee6fe78e. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/41655941-5243-4fdc-b46f-4021798950b0.json and https://artists.proofprofile.net/proofs/artist/41655941-5243-4fdc-b46f-4021798950b0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Caymmi X Nazareth (Maracangália, Escorregando, Você Já Foi à Bahia)
Panorama do Choro Paulistano Contemporâneo
Encontro das Águas - Filarmônica de Violas Convida Solistas
O Amor (Sobre Poema De Vladimir Maiakovski)
De Sol a Sol - Toninho Ferragutti & Quinteto de Cordas
Toda Coração: Música de Toninho Ferragutti
Fantasia para Acordeon e Orquestra de Cordas
Homenagem a Jackson do Pandeiro / Homenagem a Chiquinho
O Romance de Clara Menina Com D.Carlos de Alencar
Movimento No. 1, Concerto de Bach para Rabeca e Flauta
Volare (Nel blu dipinto di Blu) [Dal Vivo]
Roma nun fa' la stupida stasera (Dal Vivo)