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 0xbe1bac077ded71aec72411e778f4f33be3dcdcb5d98360ca38857a8becf2c052. 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/ec12e2b1-f562-4aea-95f4-d629c692b7f0.json and https://artists.proofprofile.net/proofs/artist/ec12e2b1-f562-4aea-95f4-d629c692b7f0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Fazenda São Francisco / A Loira do Carro Branco
{"copyright_id":"0xe150d0b6d427c24f31208cfae2a025f8472353e144632071b75a6e5f082fdc1f","isrc":"BXTRE2100095","name":"Fazenda São Francisco / A Loira do Carro Branco","registered_at":"2026-06-19T11:32:39Z","spotify_id":"1sWCn5aE6jJWxnXwcz8A7d","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 0xe150d0b6d427c24f31208cfae2a025f8472353e144632071b75a6e5f082fdc1f. Chain 2 (Bitcoin): anchored in block 956826 (2026-07-05T19:27:56Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1sWCn5aE6jJWxnXwcz8A7d.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/1sWCn5aE6jJWxnXwcz8A7d.
Na Hora do Adeus / Fruto Especial / Apenas um Sorriso
{"copyright_id":"0x5b6048173438ee349e92775c2a51e5762b5dbab7fad66eb1013783c5b390d64d","isrc":"BXTRE2100096","name":"Na Hora do Adeus / Fruto Especial / Apenas um Sorriso","registered_at":"2026-06-11T10:45:23Z","spotify_id":"3AUtQuWFa1pi8dACmcko7X","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b6048173438ee349e92775c2a51e5762b5dbab7fad66eb1013783c5b390d64d. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3AUtQuWFa1pi8dACmcko7X.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/3AUtQuWFa1pi8dACmcko7X.
Ela Chorou de Amor / Mulher Chorona / Vou Toma um Pingão
Blusa Vermelha / Ainda Ontem Chorei de Saudade / Boate Azul
{"copyright_id":"0xcbbf70a75b5dc7b693851f736955e33f300e1f5b24bf0956d7c8d83ee49b4ff2","isrc":"BXTRE2100099","name":"Blusa Vermelha / Ainda Ontem Chorei de Saudade / Boate Azul","registered_at":"2026-06-19T05:32:38Z","spotify_id":"5WVbTHY8IiOVl5A8RhYDgh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbbf70a75b5dc7b693851f736955e33f300e1f5b24bf0956d7c8d83ee49b4ff2. Chain 2 (Bitcoin): anchored in block 956841 (2026-07-05T22:14:35Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5WVbTHY8IiOVl5A8RhYDgh.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/5WVbTHY8IiOVl5A8RhYDgh.
24 Horas de Amor / Vida Vazia / Agenda Rabiscada
Sonhei Com Você / Vontade Dividida / Só da Você na Minha Vida
{"copyright_id":"0x2d9ca8bff0579670e0955c65e26b8b1fcc2fbc13766e7414ba9bb05940c9dc53","isrc":"BXTRE2100102","name":"Amante de Aluguel","registered_at":"2026-06-11T10:45:11Z","spotify_id":"3Rg69rBmeHEP9HvgGxhMOP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d9ca8bff0579670e0955c65e26b8b1fcc2fbc13766e7414ba9bb05940c9dc53. Chain 2 (Bitcoin): anchored in block 956713 (2026-07-04T23:03:25Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Rg69rBmeHEP9HvgGxhMOP.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/3Rg69rBmeHEP9HvgGxhMOP.
Duas Vezes Você / Solidão / Convite de Casamento
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb1065189cb55d3ed1a814bed1292e8080c6dde37957d0e84599c7549d059334. Chain 2 (Bitcoin): anchored in block 956776 (2026-07-05T10:59:37Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3kvU9KncSaa64zukthjN9d.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/3kvU9KncSaa64zukthjN9d.
Decida / Do Outro Lado da Cidade / Seu Amor Ainda É Tudo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe150d0b6d427c24f31208cfae2a025f8472353e144632071b75a6e5f082fdc1f. 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/32Ouknh2636KJt9HiPHYkk.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/32Ouknh2636KJt9HiPHYkk.
Na hora do adeus / Fruto especial / Apenas um sorriso
{"copyright_id":"0x5b6048173438ee349e92775c2a51e5762b5dbab7fad66eb1013783c5b390d64d","isrc":"BXTRE2100096","name":"Na hora do adeus / Fruto especial / Apenas um sorriso","registered_at":"2026-06-11T10:45:23Z","spotify_id":"6jCv0qqeCmJfH2as4Gl6oa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b6048173438ee349e92775c2a51e5762b5dbab7fad66eb1013783c5b390d64d. 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/6jCv0qqeCmJfH2as4Gl6oa.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/6jCv0qqeCmJfH2as4Gl6oa.
Ela chorou de amor / Mulher chorona / Vou toma um pingão
{"copyright_id":"0x4834465acc9f55f57979f0d91950b4083fd3d49e32d2e6f5e82892cf93c9e64b","isrc":"BXTRE2100097","name":"Ela chorou de amor / Mulher chorona / Vou toma um pingão","registered_at":"2026-06-18T16:19:06Z","spotify_id":"0LF3Gu4TWnmMLkWLWy9XCT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4834465acc9f55f57979f0d91950b4083fd3d49e32d2e6f5e82892cf93c9e64b. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0LF3Gu4TWnmMLkWLWy9XCT.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/0LF3Gu4TWnmMLkWLWy9XCT.
{"copyright_id":"0x4e8ba17bd57d9492d7b0b7d1bba71c27c8a5968957b5dd7fad6ef919a2bce015","isrc":"BXTRE2100098","name":"Amor de madrugada","registered_at":"2026-06-18T16:22:47Z","spotify_id":"4oY0uJYZ1WlCM3EZWqJA5L","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e8ba17bd57d9492d7b0b7d1bba71c27c8a5968957b5dd7fad6ef919a2bce015. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4oY0uJYZ1WlCM3EZWqJA5L.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/4oY0uJYZ1WlCM3EZWqJA5L.
Blusa vermelha / Ainda ontem chorei de saudade / Boate azul
{"copyright_id":"0xcbbf70a75b5dc7b693851f736955e33f300e1f5b24bf0956d7c8d83ee49b4ff2","isrc":"BXTRE2100099","name":"Blusa vermelha / Ainda ontem chorei de saudade / Boate azul","registered_at":"2026-06-19T05:32:38Z","spotify_id":"5m6A0AI5XkTYcCH4YUmcll","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbbf70a75b5dc7b693851f736955e33f300e1f5b24bf0956d7c8d83ee49b4ff2. 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/5m6A0AI5XkTYcCH4YUmcll.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/5m6A0AI5XkTYcCH4YUmcll.
24 horas de amor / Vida vazia / Agenda rabiscada
{"copyright_id":"0xcbe847e970f82ae2490b9164f1b190c7ac50547bc5def30178c50b0c45f3a3f5","isrc":"BXTRE2100100","name":"24 horas de amor / Vida vazia / Agenda rabiscada","registered_at":"2026-06-11T10:45:23Z","spotify_id":"7kdK1hyOXvdKUP0uYO1WHV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbe847e970f82ae2490b9164f1b190c7ac50547bc5def30178c50b0c45f3a3f5. 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/7kdK1hyOXvdKUP0uYO1WHV.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/7kdK1hyOXvdKUP0uYO1WHV.
Sonhei com você / Vontade dividida / Só da você na minha vida
{"copyright_id":"0xee582abaa54eef0fc6ea90ca25469158a78825c5670d69d1cb6b5c4a46905376","isrc":"BXTRE2100101","name":"Sonhei com você / Vontade dividida / Só da você na minha vida","registered_at":"2026-06-19T11:34:40Z","spotify_id":"2lehSWsnPzr0usbJ8zCNlD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee582abaa54eef0fc6ea90ca25469158a78825c5670d69d1cb6b5c4a46905376. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2lehSWsnPzr0usbJ8zCNlD.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/2lehSWsnPzr0usbJ8zCNlD.
{"copyright_id":"0x2d9ca8bff0579670e0955c65e26b8b1fcc2fbc13766e7414ba9bb05940c9dc53","isrc":"BXTRE2100102","name":"Amante de aluguel","registered_at":"2026-06-11T10:45:11Z","spotify_id":"6Jca5C0C7waGZcnr6EP1Dy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2d9ca8bff0579670e0955c65e26b8b1fcc2fbc13766e7414ba9bb05940c9dc53. 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/6Jca5C0C7waGZcnr6EP1Dy.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/6Jca5C0C7waGZcnr6EP1Dy.
Duas vezes você / Solidão / Convite de casamento
{"copyright_id":"0x41908837e73f9e26b8093445cadcbb532832b9c2a19d2bb4ad4b80a419568246","isrc":"BXTRE2100103","name":"Duas vezes você / Solidão / Convite de casamento","registered_at":"2026-06-18T16:20:42Z","spotify_id":"0lArcND6hF7Po2PACXIy4p","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x41908837e73f9e26b8093445cadcbb532832b9c2a19d2bb4ad4b80a419568246. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0lArcND6hF7Po2PACXIy4p.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/0lArcND6hF7Po2PACXIy4p.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb1065189cb55d3ed1a814bed1292e8080c6dde37957d0e84599c7549d059334. Chain 2 (Bitcoin): anchored in block 953528 (2026-06-13T15:41:10Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0sjzGe9X6ty1nFRNCWCsjR.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/0sjzGe9X6ty1nFRNCWCsjR.
Decida / Do outro lado da cidade / Seu amor ainda é tudo
{"copyright_id":"0x1bb4e9374c06c8f3fa6b346551754656fd244a9eaa6c910c212069f36d722aa7","isrc":"BXTRE2100105","name":"Decida / Do outro lado da cidade / Seu amor ainda é tudo","registered_at":"2026-06-19T11:31:25Z","spotify_id":"3lUHkNb8PQrsmWJqtqFjWQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bb4e9374c06c8f3fa6b346551754656fd244a9eaa6c910c212069f36d722aa7. 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/3lUHkNb8PQrsmWJqtqFjWQ.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/3lUHkNb8PQrsmWJqtqFjWQ.
{"copyright_id":"0xa32ebffc2cd1f6cdeb99b900ccc185c1504ab8dfef2260254350c51ac0eaa4ab","isrc":"BXTRE2100106","name":"Maldita flor","registered_at":"2026-06-20T19:31:34Z","spotify_id":"2GAe3xmN3fs1rG0DzwsRDl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa32ebffc2cd1f6cdeb99b900ccc185c1504ab8dfef2260254350c51ac0eaa4ab. 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/2GAe3xmN3fs1rG0DzwsRDl.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/2GAe3xmN3fs1rG0DzwsRDl.
Lágrimas que choram / Ilusão perdida / Vá para o inferno com o seu amor
{"copyright_id":"0xbdf99970b5ee79dc82029338a4b03f7e038ffdf233cd65f7cb64be664a81f9f1","isrc":"BXTRE2100107","name":"Lágrimas que choram / Ilusão perdida / Vá para o inferno com o seu amor","registered_at":"2026-06-23T09:03:01Z","spotify_id":"12vPvPfHKX04pVpcLDro2s","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdf99970b5ee79dc82029338a4b03f7e038ffdf233cd65f7cb64be664a81f9f1. 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/12vPvPfHKX04pVpcLDro2s.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/12vPvPfHKX04pVpcLDro2s.
Bijuteria / Meu disfarce / Acorrentado em você
{"copyright_id":"0x9203f78296c16a98e15ea130d8c1c268079b912b4f26b1c8bae79e207ebd5f1c","isrc":"BXTRE2100108","name":"Bijuteria / Meu disfarce / Acorrentado em você","registered_at":"2026-06-24T06:25:55Z","spotify_id":"6PFnlcWLpU0HN57oNt0xVM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9203f78296c16a98e15ea130d8c1c268079b912b4f26b1c8bae79e207ebd5f1c. Chain 2 (Bitcoin): anchored in block 956312 (2026-07-02T05:09:12Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6PFnlcWLpU0HN57oNt0xVM.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/6PFnlcWLpU0HN57oNt0xVM.
{"copyright_id":"0x9d04aca3996d70abcb710d1c03273bb30b15dd7c08923e763381d53eef1de164","isrc":"BXTRE2100109","name":"Pode beijar a noiva","registered_at":"2026-06-20T06:20:48Z","spotify_id":"4HXVTVFpWJ41kUZtRjG8Nb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d04aca3996d70abcb710d1c03273bb30b15dd7c08923e763381d53eef1de164. 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/4HXVTVFpWJ41kUZtRjG8Nb.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/4HXVTVFpWJ41kUZtRjG8Nb.
Fazenda São Francisco / A Loira do carro branco
Lágrimas que choram / ilusão perdida / Vá pro inferno com seu amor
Cópia Da Chave + Se For Passar Em Goiânia + É Amor Demais
Liguei Pra Dizer Que Te Amo + Escravo do Amor + O Amor não é Paixão
Filé e Picanha + Bebo Pra Carai + Chamada à Cobrar
Meu Churrasco, Nossas Modas, Ep. 1 (Ao Vivo)
Meu Churrasco, Nossas Modas, Ep. 2 (Ao Vivo)