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 0x9143c13034f99036d47afd8c87e5f4b988d94a14085036e951d87771d068e13c. Chain 2 (Bitcoin): anchored in block 953765 (2026-06-15T08:55:24Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/bbb989c4-cd81-4279-8be4-1fa9b4eeae4b.json and https://artists.proofprofile.net/proofs/artist/bbb989c4-cd81-4279-8be4-1fa9b4eeae4b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Samba Brilhante (Grande Valse Brillante)
Feliz Ano Novo (Nem pra Voz Nem pra Sopro) - INSTRUMENTAL
Suite Retratos: Pixinguinha (1956) (Choro) - Remasterizado
Radamés Gnattali Retratos (Remasterizado)
Suite Retratos: Ernesto Nazareth (1956) (Valsa) - Remasterizado
Suite Retratos: Anacleto de Medeiros (1956) (Schottisch) - Remasterizado
Suite Retratos: Chiquinha Gonzaga (Corta-Jaca) (1956) - Remasterizado
Concerto para Acordeon, Tumbadoras e Cordas: Allegro Moderato (1977) - Remasterizado
Concerto para Acordeon, Tumbadoras e Cordas: Adagio-Aria (1977) - Remasterizado
Concerto para Acordeon, Tumbadoras e Cordas: Com Espírito (Prenda Minha) (1977) - Remasterizado
Noites Cariocas (Os Maiores do Choro Ao Vivo No Municipal)
Chiquinha Gonzaga (Corta-Jaca) - Da: Suite Retratos - Ao Vivo