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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0bd7187eb23b97834963cdf936d116f2e730b7d8dfa77138427ed9bd7fc57467. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1c38e5b7-0f82-4eae-ad8a-82845a649892.json and https://artists.proofprofile.net/proofs/artist/1c38e5b7-0f82-4eae-ad8a-82845a649892.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Pot-Pourri: Todo Dia É Dia / Onde Estão Os Tamborins / Que Rei Sou Eu / Lata D'água / Zelão / Ave Maria No Morro
1. Confirm isrcCode identifies the recording in the pre-2022 source corpus and cc-db-prod record 2. GET OTSVerificationAPI → server-side canonical-record, hash, and attestation checks must pass 3. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 4. Confirm CopyrightID is the CopyrightChains transaction hash 5. If all match: the cc-db-prod record is independently anchored on Bitcoin at OTSTimestamp
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1f007c92991e5e3f50fb78036f4ba1cc4ca318eab7048706c7f6e838dcda169. Chain 2 (Bitcoin): anchored in block 957573 (2026-07-11T13:43:13Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLRD52407974.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4ec34760f67ffce492885d190542028a2846d0642af51cba5cc55f616b920ab. Chain 2 (Bitcoin): anchored in block 958388 (2026-07-17T09:14:21Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLRD52407975.
Leva Meu Samba / Atire a Primeira Pedra / Ai! Que Saudade da Amélia / Sei Que É Covardia / Pois É / Laranja Madura / Na Cadência do Samba
Andorinha / Dedo de Luva / Vícios / Transplante / Quatro Velas / Pedra 90 / Disse Me Disse
Errei Sim / Segredo / Palhaço / Tudo Acabado / A Grande Verdade / Fim de Comédia - Dalva de Oliveira
Sim / Tive Sim / Corra e Olhe o Céu / Amor Proibido / Alvorada / As Rosas Não Falam - Cartola
Samba da Minha Terra / Requebre Que Eu Dou um Doce / Vatapá / Rosa Morena / Maracangalha / Saudade da Bahia / João Valentão
Minha Cidade / Um Filho Meu / Meus Tempos de Criança / Filho Meu / Realidade da Vida
Leva Meu Samba / Atire a Primeira Pedra / Ai Que Saudade da Amélia / Sei Que é Covardia / Pois É / laranja Madura / Na Cadência do Samba
Vou Brigar Com Ela / Até o Amargo Fim / Basta Dizer Adeus / Quem Foi / Castigo / Amigo Ciúme
Quando o Tempo Passar / Perdoa / Samba da Rosa / Louco Cabeça Fria / Madame Fulano de Tal
Vou Brigar Com Ela / Até o Amargo Fim / Basta Dizer Adeus / Quem Foi / Castigo / Amigo Ciúme - Playback
Medley: Quando o Tempo Passar / Perdoa / Samba da Rosa / Louco / Cabeça Fria / Madame Fulano de Tal
Medley Dorival Caymmi: Samba da Minha Terra / Requebre Que Eu Dou um Doce / Vatapá / Rosa Morena / Maracangalha / Saudade da Bahia / João Valentão
Medley Ataulfo Alves: Leva Meu Samba / Atire a Primeira Pedra / Ai, Que Saudade da Amélia / Sei Que É Covardia / Pois É / Laranja Madura / Na Cadência do Samba
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3e948289ad33741796183ce614978eee7556bac94399828e76726fcde94eb01. Chain 2 (Bitcoin): anchored in block 958045 (2026-07-14T18:53:23Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRMAX1400250.
Medley Cartola: Sim / Tive Sim / Corra e Olhe o Céu / Amor Proibido / Alvorada / As Rosas Não Falam
Medley: Toalha de Mesa / Pedrinhas de Côr / Idade de Fazer Bobagem / Marina / Balada Nº 7 / O Neguinho e a Senhorita / Volta por Cima
Medley Nelson Cavaquinho: Palhaço / Degraus da Vida / Rugas / Notícia / Folhas Caídas / Luz Negra / Flor e o Espinho / Quando Eu Me Chamar Saudade
Samba de Todas as Noites: Sucessos com Noite Ilustrada
Sim / Tive Sim / Corra e Olhe o Sol / Amor Proibido / Alvorada / As Rosas Não Falam
Samba Da Minha Terra / Requebre Que Eu Dou Um Doce / Vatapá / Rosa Morena / Maracangalha / Saudade da Bahia / João Valentão
Quando o Tempo Passar / Perdoa / Samba da Rosa / Louco ( Ela é Seu Mundo ) / Cabeça Fria / Madame Fulano de Tal
Toalha de Mesa / Pedrinhas de Cor / Idade de Fazer Bobagem / Marina / Balada N. 7 / O Neguinho e a Senhorita / Volta Por Cima
Palhaço / Degraus da Vida / Rugas / Noticia / Folhas Caídas / Luz Negra / A Flor e o Espinho / Quando Eu Me Chamar Saudade
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4bbd432652b0a26d8c7886299f7b7d5d16e649ac136e5569785bcf2c100c33cb. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ5AB1705814.
Pot Pourri: Toalha De Mesa - Pedrinhas De Cor - Idade De Fazer Bobagem
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x308cf0562c0ce52d92bd636829d5b2e9c7261ffcb425321393a3c234a88c046f. Chain 2 (Bitcoin): anchored in block 958157 (2026-07-15T15:05:22Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0500288.
Pot Pourri: Marina - Balada N. 7 - O Neguinho E A Senhorita - Volta Por Cima
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8b0d15dfe28b1fcb54c68497a7147820a0cd91d000c61be7475184833acfbf5. Chain 2 (Bitcoin): anchored in block 958384 (2026-07-17T08:27:02Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0500289.
Pot Pourri: Vou Brigar Com Ela (Paciência) - Até O Amargo Fim
Pot Pourri: Quem Foi – Castigo - Amigo Ciúme
Pot Pourri: O Samba Da Minha Terra - Requebre Que Eu Dou Um Doce - Vatapá
Pot Pourri: Rosa Morena – Maracangalha - Saudade Da Bahia - João Valentão
Pot Pourri: Leva Meu Samba - Atire A Primeira Pedra - Ai Que Saudades Da Amélia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x84fcfd322935a72b619232f58874f109a5d8e72226817e64a35fbe0fd6b66410. Chain 2 (Bitcoin): anchored in block 956639 (2026-07-04T11:19:20Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0500301.
Pot Pourri: Sei Que É Covardia, Mas - Pois É - Laranja Madura - Na Cadencia Do Samba
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf25681cc6c56bba8e95fdeb76163303b5a34ee4f2bd327a7d4d589e1d76c62b2. Chain 2 (Bitcoin): anchored in block 956551 (2026-07-03T21:18:05Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0500302.
Canta Ataulpho Alves - Ao Mestre Com Carinho
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1948b3295428f5075770fd1e5fe039d1c14fa13bb05bafd5f28667209184fd9. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0301072.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b40cf665609aa8e17a8cd52b73e01b5ce9680cc17ce22bf6474ca127161d9a9. Chain 2 (Bitcoin): anchored in block 958316 (2026-07-16T22:11:22Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0301073.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xacf2d826ad16077b720c768e33597b6b7c8e9576b244f06a38df6aa7b7e5fe2f. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRAPI0301349.
Pot Pourri Dalva De Oliveira: A) Errei Sim - B) Segredo - C) Palhaço - D) Tudo Acabado - E) Grande Verdade - F) Fim De Comédia
Pot Pourri Cartola: A) Sim - B) Tive Sim - C) Corra E Olhe O Céu - D) Amor Proibido - E) Alvorada - F) As Rosas Não Falam
Pot-Pourri:Toalha de Mesa / Pedrinhas de Cor / Idade de Fazer Bobagem / Marina / Balada Nº7 / O Neguinho e a Senhorita / Volta por Cima
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe358a4ff6b5d597baa07164bce670d4cff555088f2b590e5887b54ac08367744. Chain 2 (Bitcoin): anchored in block 958245 (2026-07-16T07:42:23Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR6V82651626.
Pot-Pourri:Palhaço / Degraus da Vida / Rugas / Notícia / Folhas Caídas / Luz Negra / A Flor e o Espinho / Quando Eu Me Chamar Saudade
20 Super Sucessos: Noite Ilustrada, Vol. 2
Pout-Pourri Dorival Caymmi: O Samba da Minha Terra / Requebre Que Eu Dou um Doce / Vatapá / Rosa Morena
Pou-Pourri Cartola: Sim / Tive Sim / Corra e Olhe o Céu / Amor Proíbido
Pout- Pourri: Vou Brigar Com Ela / Até o Amargo Fim / Basta Dizer Adeus
Pout-Pourri: Quem Foi / Castigo / Amigo Ciúme
Toalha de Mesa / Pedrinha de Cor / Idade de Fazer Bobagem / Marina / Balada Nº 7 / O Neguinho e a Senhorita / Volta por Cima
Leva Meu Samba / Atire a Primeira Pedra / Ai Que Saudade de Amélia / Sei Que É Covardia / Pois É / Laranja Madura / Na Cadência do Samba
Quando o Tempo Passar / Perdoa / Samba da Rosa / Louco (Ela É Seu Mundo) / Cabeça Fria / Madame Fulano de Tal
Andorinha / Dedo de Luva / Vícios / Transplante de um Coração / Quatro Velas / Pedra Noventa / Disse Me Disse
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9533bc30c47d55106a2e7effa208af0d1ec15a35faf0412461d521e863e98ceb. Chain 2 (Bitcoin): anchored in block 958060 (2026-07-14T20:39:42Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRMAX1401853.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0b3dc19704b7fbd17fea9dbbd1ef6849a277b07c5ada86e5662df6cd37db6573. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRMAX1401855.
Palhaço / Degraus da Vida / Rugas / Notícia / Folha Caída / Luz Negra / A Flôr e o Espinho / Quando Eu Me Chamar Saudade
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75f830c9220859a8024ba41e41ddced3cc4d7cffe8001f8a09c571661e92f85a. Chain 2 (Bitcoin): anchored in block 957569 (2026-07-11T12:44:25Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRMAX1401857.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29d690604d4f69f2f111118b6e00ad0872c9dd4ee055b66272bd5e1515d2703b. Chain 2 (Bitcoin): anchored in block 958211 (2026-07-16T00:36:10Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRMAX1401858.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd026efd3cc51a333dd6ad6396854298280c6b89661569175eae821ec977d5128. Chain 2 (Bitcoin): anchored in block 958196 (2026-07-15T22:56:28Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRMAX1401859.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3845c86756bd5c9aacfa7544d0ebef44196c7976d15c89a46e77cac9c4c63e8. Chain 2 (Bitcoin): anchored in block 957569 (2026-07-11T12:44:25Z), registered by our registry partner. The server verifies the private canonical record against OTSHash without exposing internal provider keys. Confirm the public ISRC, CopyrightID, and Bitcoin evidence via https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BRMAX1401860.
Vou Brigar Com Ela (Paciência) / Até o Amargo Fim / Basta Dizer Adeus / Quem Foi? / Castigo / Amigo Ciúme
Palhaço / Degraus da Vida / Rugas / Notícias / Folhas Caídas / Luz Negra / A Flor e o Espinho / Quando Eu Me Chamar Saudade
Quando o Tempo Passar / Perdoa / Samba da Rosa
Êta Dor de Cotovelo / Ela Disse-Me Assim / Matriz ou Filial
Toalha de Mesa / Pedrinhas de Cor / Idade de Fazer Bobagem / Marina / Bolada Nº 7 / O Negrinho e a Senhorita / A Volta por Cima
Desafio / Na Hora da Sede / Carta de Alforria
Camisa 10 / Levaram a Nega Dele / Feliz da Vida
Dois Gênios - Ataulfo Alves & Herivelto Martins
20 Super Sucessos: A FM da Gente (Recife FM 97.5)