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 0x2425fc6107991c3c60a71d5b81b554b4575003a5df8f187a50b5a056be589137. 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/91662133-eb4f-45ba-9f86-a24fd4e7e00f.json and https://artists.proofprofile.net/proofs/artist/91662133-eb4f-45ba-9f86-a24fd4e7e00f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0xf4e4008aa357646da8916e50384e4ec99f54eff62318bf5af06dbd513d8c88f9. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/123dPIEFUjqbXuu3wRdOdO.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/123dPIEFUjqbXuu3wRdOdO.
{"copyright_id":"0xf67dc25d810aaa0cd9f053ec07fd0b36452f8dc599e9d07ff170a3bce983df84","isrc":"US3DF2158225","name":"Basta Você Me Ligar","registered_at":"2026-06-29T14:44:10Z","spotify_id":"0Je2R4uwicMIX2xT9uiUOb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf67dc25d810aaa0cd9f053ec07fd0b36452f8dc599e9d07ff170a3bce983df84. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0Je2R4uwicMIX2xT9uiUOb.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/0Je2R4uwicMIX2xT9uiUOb.
{"copyright_id":"0xcdce9d1f1e02ddf5110054d1cccadd3d1493c839ea0dd17c2da10f4fbed7def5","isrc":"US3DF2153004","name":"Café E Amor","registered_at":"2026-06-29T14:45:17Z","spotify_id":"4ENJLvUxe52hRWLV01pGwk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcdce9d1f1e02ddf5110054d1cccadd3d1493c839ea0dd17c2da10f4fbed7def5. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ENJLvUxe52hRWLV01pGwk.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/4ENJLvUxe52hRWLV01pGwk.
{"copyright_id":"0x1cb91ad3aeff5dc415544414047bf05e1c8b22cb0ffa620044bbb065fc856edd","isrc":"QM3DF2149952","name":"Não Te Superei","registered_at":"2026-06-28T19:26:29Z","spotify_id":"5n9G2DX85oL1qsqhok6czT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1cb91ad3aeff5dc415544414047bf05e1c8b22cb0ffa620044bbb065fc856edd. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5n9G2DX85oL1qsqhok6czT.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/5n9G2DX85oL1qsqhok6czT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54d3ebfa2bced7c5fa533f5f0244dad5c03c9973578b9b8d0433df09cfc21f14. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1vc3yr8cwthhdRSBe7jO1T.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/1vc3yr8cwthhdRSBe7jO1T.
{"copyright_id":"0x44afa05abf8f6322d861ea6d79e442b69ff2e63ed9b42609bec61a3f65a638d2","isrc":"US3DF2152907","name":"Deus É Por Nós","registered_at":"2026-06-29T14:43:42Z","spotify_id":"2vPCtffZ36hsnwbGxM3Ow4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44afa05abf8f6322d861ea6d79e442b69ff2e63ed9b42609bec61a3f65a638d2. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2vPCtffZ36hsnwbGxM3Ow4.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/2vPCtffZ36hsnwbGxM3Ow4.
Pout Pourri - Sonho Lindo / Você Vai Ver
Você Beberia Ou Não Beberia - Falas - Ao Vivo
Pot Pourri - Tô Fazendo Falta - Meu Mel - Ao Vivo
{"copyright_id":"0xe43f9a81418935a6fcfd168a78542640c7f6db788e76c37fbc16e800da69bb22","isrc":"US3DF2241541","name":"Terminei Mal Terminado","registered_at":"2026-06-29T14:42:38Z","spotify_id":"4SWM18DS1JoXYSCOvhq5di","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe43f9a81418935a6fcfd168a78542640c7f6db788e76c37fbc16e800da69bb22. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4SWM18DS1JoXYSCOvhq5di.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/4SWM18DS1JoXYSCOvhq5di.
{"copyright_id":"0xf0908ff3173af4e25266b07184a79cd727e41d8eda741800d6daf05555da028f","isrc":"US3DF2241543","name":"Termina Comigo Antes","registered_at":"2026-06-29T14:40:03Z","spotify_id":"2HB8ekqwtpdq2eqb9UNVna","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf0908ff3173af4e25266b07184a79cd727e41d8eda741800d6daf05555da028f. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2HB8ekqwtpdq2eqb9UNVna.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/2HB8ekqwtpdq2eqb9UNVna.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f36df5525c70ef005b13e9f75d2fc2963e651508b079dd42b3d25cc0e22d4d3. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1sIJAVFAsfr0LcwOPB7Je7.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/1sIJAVFAsfr0LcwOPB7Je7.
Eu Ia Te Pedir Pra Ficarmos Aqui - Ao Vivo
Começar de Novo - Te Quero Pra Mim - Ao Vivo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac7963ad35f1be0cbaba0799f48bd495f334782e04307401eccd236889117fde. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1pFBvIzLAjMY1oHol4ZJY7.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/1pFBvIzLAjMY1oHol4ZJY7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0dffa4b11589dd8c3a2487331321c667fe60fd2251fe4a5c6636ad80a43c812d. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0ES57jVNd1Vgf2dbyqu6km.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/0ES57jVNd1Vgf2dbyqu6km.
{"copyright_id":"0x7e83fb79dcc21ad6cd151cb57327211b6da0761bc1d7fac72c826ce3a322db58","isrc":"QM3DF2292138","name":"Surto de raiva","registered_at":"2026-06-29T14:40:05Z","spotify_id":"5pI7xNW17KCZk7eQlUypFk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e83fb79dcc21ad6cd151cb57327211b6da0761bc1d7fac72c826ce3a322db58. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5pI7xNW17KCZk7eQlUypFk.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/5pI7xNW17KCZk7eQlUypFk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x89b76f8f01393c04bb73698985c92f5bd44d27675b413fe1350a5a1890f4c8fc. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2mKDA8itomG52B6vy63YJN.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/2mKDA8itomG52B6vy63YJN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf511722ad52b0c0b0d876f1fea37706e3207d88ed10dadb4553b703ae054d9df. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7H6XL6j9XMgIfi8qWoSVzU.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/7H6XL6j9XMgIfi8qWoSVzU.
Hoje a noite e Lábios divididos - Ao Vivo
Vaqueira Tentação - Na Máxima IN Vaquejada
Na Máxima IN Vaquejada - Ao vivo em Serrinha
Vaqueira Tentação - Na Máxima in Vaquejada
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9109861160e8eef9bba12a5978a705d96957350aebc96bd59a397610519a5505. 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/3MvC4A9oaGkFtpA6PGe3WM.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/3MvC4A9oaGkFtpA6PGe3WM.