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 0xfb2ad9b291fbffc2b0a6689bfcd6d238eee181109a8b39099ab373561b95f307. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/41e0434f-a5d4-43ee-9f72-b3a3ab089481.json and https://artists.proofprofile.net/proofs/artist/41e0434f-a5d4-43ee-9f72-b3a3ab089481.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Tudo O Que Você Quiser - 2004 - Remaster
Dó-Ré-Mi / Joga a Rede No Mar - 2004 - Remaster
A Felicidade / Tristeza De Nós Dois / Nunca Mais / Chega De Saudade
Foi Um Rio Que Passou Em Minha Vida / Palmas No Portão / Pergunte Ao João / Tristeza / Vou Andar Por Aí / Vai, Que Depois Eu Vou
Se Você Se Importasse / O Que É Amar / Ouça / Nem Eu / Palhaçada
Demais / Foi A Noite / Esquecendo Você / Ilusão À Toa / Fotografia
Lobo Bobo / Rapaz De Bem / Idéias Erradas / Confissão / Madeira De Lei / Deixa Isso Pra Lá
Preciso Aprender A Ser Só / Duas Contas / Este Seu Olhar /O Que Eu Gosto De Você / Você
{"copyright_id":"0x60e070213ee96e70da4f2a971e745b157ddee6178bc0f1e8f9ca4008821fcfa5","isrc":"BREMI7000263","name":"A Felicidade / Tristeza De Nós Dois / Nunca Mais / Chega De Saudade","registered_at":"2026-06-27T14:30:36Z","spotify_id":"6j3v59YqDbwNqESr2ecvSr","type":"track"}
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. GET OTSBitcoinBlockVerifyURL → block OTSBitcoinBlock must exist at that height 3. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 4. GET OTSVerificationAPI → pre-computed 6-check result from server 5. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60e070213ee96e70da4f2a971e745b157ddee6178bc0f1e8f9ca4008821fcfa5. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6j3v59YqDbwNqESr2ecvSr.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/6j3v59YqDbwNqESr2ecvSr.
{"copyright_id":"0x243c4528304ac9592ab6353c8c191232cc7e47b4642e14169d362c3a9e54cce5","isrc":"BREMI7000266","name":"Desse Jeito Não Tem Jeito","registered_at":"2026-06-25T12:37:53Z","spotify_id":"2A7nNl2zEWNIsfz6OlDFYx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x243c4528304ac9592ab6353c8c191232cc7e47b4642e14169d362c3a9e54cce5. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2A7nNl2zEWNIsfz6OlDFYx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/2A7nNl2zEWNIsfz6OlDFYx.
Lá Se Foi A Imagem Do Bom Crioulo - 2004 - Remaster
Recordar / Gilda / Tome Continha De Você
Um Homem E Uma Mulher / Você Abusou / Menina Da Ladeira
Para Me Livrar Do Mal / Quem Mandou / Eu Não Sei Me Repetir
Poeira / Agora É Cinza / A Minha Madrugada
Marina / Com Mais De 30 / Mulher De Trinta
Ora, Acho Que Vou-Me Embora - 2004 - Remaster
Ora, Acho Que Vou-Me Embora - 2004 - Remaster;
Rio-Samba / Minha Escola / Sinfonia Do Carnaval / Poeira
Testamento / A Vida Dos Outros / Dizem Por Aí / Cuidado Com o Andor / Poeira
Quando Vim De Minas / Mexe Mexe / Tem Capoeira
Me Deixa Em Paz / Se Eu Errei / Nao Me Diga Adeus
Se Deus Quiser / O Meu Amor Chorou / Minhas Razoes
{"copyright_id":"0x153f3e240ee4ca864e2b3f916018a6df40cb279577cd3907a5aa54910288bb54","isrc":"BREMI7800598","name":"Mudando De Conversa","registered_at":"2026-06-07T15:41:51Z","spotify_id":"4hInuOs9Q1wcm4dwyPGklb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x153f3e240ee4ca864e2b3f916018a6df40cb279577cd3907a5aa54910288bb54. Chain 2 (Bitcoin): anchored in block 953515 (2026-06-13T12:53:06Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4hInuOs9Q1wcm4dwyPGklb.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4hInuOs9Q1wcm4dwyPGklb.
{"copyright_id":"0x8c94a00bc1c2a81105e1060c1fc6dfef8ace8e5a3ec0e5bd52c7975e767a4937","isrc":"BREMI7800604","name":"De Conversa Em Conversa","registered_at":"2026-06-26T00:43:10Z","spotify_id":"062HhZsCRx12No6R4LZdi1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c94a00bc1c2a81105e1060c1fc6dfef8ace8e5a3ec0e5bd52c7975e767a4937. Chain 2 (Bitcoin): anchored in block 956304 (2026-07-02T03:55:08Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/062HhZsCRx12No6R4LZdi1.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/062HhZsCRx12No6R4LZdi1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96c60720d2ab5d990402fa4e6f30525c2378f71f81ac76e1accf2e5de4c56294. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4eO0d6JlwRfNf8sQg5Z2ym.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/4eO0d6JlwRfNf8sQg5Z2ym.
Bis Bossa Nova - Um Banquinho E Um Violão - Vol. 1
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x96c60720d2ab5d990402fa4e6f30525c2378f71f81ac76e1accf2e5de4c56294. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/572Zm96cEZ1eRKc1zYsWpx.json contains the same CopyrightID — hash it and compare to OTSHash, then confirm the Bitcoin block independently via OTSBitcoinBlockVerifyURL or https://artists.proofprofile.net/api/v1/bot/ots/verify/track/572Zm96cEZ1eRKc1zYsWpx.
Recordar E Viver / Gilda / Tome Continha De Voce - 2007 Digital Remaster