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 0x27acf2899aa458289a240f94b4255adc0b5727e772486c7781323edb56cdbd4a. 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/f8c24e04-205e-4e1b-b802-7d14c1521b0d.json and https://artists.proofprofile.net/proofs/artist/f8c24e04-205e-4e1b-b802-7d14c1521b0d.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x799e74a767dd64b4745e85137c4a04e16abba87f06efbc30b85bd7b4bdcdbd55","isrc":"QZW9M2332908","name":"Mtg Sou Eu Assim Sem Você","registered_at":"2026-06-08T12:17:27Z","spotify_id":"4JGVGbaPCqgxDMiTRTb1SC","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 0x799e74a767dd64b4745e85137c4a04e16abba87f06efbc30b85bd7b4bdcdbd55. 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/4JGVGbaPCqgxDMiTRTb1SC.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/4JGVGbaPCqgxDMiTRTb1SC.
{"copyright_id":"0x4ecc4326bf22b26523ff7d0caad807e25b8e3c67327b25a87e47ffbffe26e524","isrc":"QZW9M2332909","name":"Se Sua Mãe Te Perguntar 3 Vs So de Vara","registered_at":"2026-06-10T04:05:56Z","spotify_id":"1qS0t7vz4T8OcaxKQ4aNhg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4ecc4326bf22b26523ff7d0caad807e25b8e3c67327b25a87e47ffbffe26e524. 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/1qS0t7vz4T8OcaxKQ4aNhg.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/1qS0t7vz4T8OcaxKQ4aNhg.
{"copyright_id":"0x58e34f599ba973081f12a93cef7300cb54e0c75d5b3b9021e6b6d5176c2fd255","isrc":"QZW9M2332910","name":"Mega Embrazamento do Vem Kikando","registered_at":"2026-06-04T16:50:40Z","spotify_id":"7onBfEIbjI5N92hEJ7NbFx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x58e34f599ba973081f12a93cef7300cb54e0c75d5b3b9021e6b6d5176c2fd255. Chain 2 (Bitcoin): anchored in block 953513 (2026-06-13T12:47:07Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7onBfEIbjI5N92hEJ7NbFx.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/7onBfEIbjI5N92hEJ7NbFx.
{"copyright_id":"0xe1239c45f475a27e9ccb28dfa9b80011dfc1be3dd8ebec4db017179546912b92","isrc":"QZW9M2332911","name":"Pode Se Soltar Menina 4 Edição Deluxe","registered_at":"2026-06-21T02:55:33Z","spotify_id":"70FcExfbSCeWRqIolx5LGU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe1239c45f475a27e9ccb28dfa9b80011dfc1be3dd8ebec4db017179546912b92. 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/70FcExfbSCeWRqIolx5LGU.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/70FcExfbSCeWRqIolx5LGU.
Mtg Oi Como Cê Ta Vs Rebola pra Vagabundo
{"copyright_id":"0x3059aa6434d350b08ece1cd300ea714a1b542de579022244127a49c8fafa9ee7","isrc":"QZW9M2332912","name":"Mtg Oi Como Cê Ta Vs Rebola pra Vagabundo","registered_at":"2026-06-04T13:32:19Z","spotify_id":"0ejE4g72PSvf5mY4F7edXr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3059aa6434d350b08ece1cd300ea714a1b542de579022244127a49c8fafa9ee7. 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/0ejE4g72PSvf5mY4F7edXr.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/0ejE4g72PSvf5mY4F7edXr.
{"copyright_id":"0x1b32f5d93b797e04f76526e09b55c5bc5299d26e721522f95ed7b32c10e6f9d4","isrc":"QZW9M2332913","name":"Mtg Pique American Pie","registered_at":"2026-06-04T08:28:10Z","spotify_id":"1zK5zXJMqLvHGhS5UFm3Hi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1b32f5d93b797e04f76526e09b55c5bc5299d26e721522f95ed7b32c10e6f9d4. 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/1zK5zXJMqLvHGhS5UFm3Hi.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/1zK5zXJMqLvHGhS5UFm3Hi.
{"copyright_id":"0xbfeede74e95f9837c1eb975c03adca273995716385c159c552dcb4d8386d4f09","isrc":"QZW9M2332914","name":"Mtg Se Envolveu","registered_at":"2026-06-11T10:42:24Z","spotify_id":"6u7AcuhwbLVOsO1UtudlE8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbfeede74e95f9837c1eb975c03adca273995716385c159c552dcb4d8386d4f09. 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/6u7AcuhwbLVOsO1UtudlE8.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/6u7AcuhwbLVOsO1UtudlE8.
{"copyright_id":"0xc38c6ff2bd65fe5f31bf974ccfd78a66bb2f54c4c24b04d64e5f3923babd6c7f","isrc":"QZW9M2332915","name":"Mtg Carro Bicho","registered_at":"2026-06-20T06:20:46Z","spotify_id":"18jpgrpoNNX36L9VGu3rHr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc38c6ff2bd65fe5f31bf974ccfd78a66bb2f54c4c24b04d64e5f3923babd6c7f. 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/18jpgrpoNNX36L9VGu3rHr.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/18jpgrpoNNX36L9VGu3rHr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d41b162ac417d7f03883776b1362828916aac950fdac98dc500be140443ffc2. 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/5ZI3QQDxJYMR7dnLhvune1.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/5ZI3QQDxJYMR7dnLhvune1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9f3d4b5a9a59d578b6307668684464e6a6716aaacf1bed735c63103a6ac3754. 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/2LAx1FChIT7kJWN2qcDXXn.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/2LAx1FChIT7kJWN2qcDXXn.
{"copyright_id":"0xe35f2856c6dec39c84cb546b5f91b5907cd13f45255bbf4f8d3a485eb0b6c8f3","isrc":"QZNJW2450873","name":"Mega Medley de Mandrake","registered_at":"2026-06-22T01:34:35Z","spotify_id":"5RzOFCYtPyXtgrpOmIBBoq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe35f2856c6dec39c84cb546b5f91b5907cd13f45255bbf4f8d3a485eb0b6c8f3. 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/5RzOFCYtPyXtgrpOmIBBoq.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/5RzOFCYtPyXtgrpOmIBBoq.
{"copyright_id":"0xecf070956582bb002fc53a082acde11b6ce11da468665c7585081b39f2672c70","isrc":"QZNJV2403315","name":"Mega Embrazamento do Vem Kikando 2.0","registered_at":"2026-06-09T17:55:32Z","spotify_id":"3nvri9zISa7IMQokYlkBQG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecf070956582bb002fc53a082acde11b6ce11da468665c7585081b39f2672c70. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3nvri9zISa7IMQokYlkBQG.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/3nvri9zISa7IMQokYlkBQG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20ec668cb80d8b1e8b165c5c1f432b3a843ffe459b1569b6511cbd4897442e4b. 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/279w5rnIAhdO6IKxPmA0dt.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/279w5rnIAhdO6IKxPmA0dt.
Mtg Catucando Tudo Nela Vs Aquecimento do Senta Senta
{"copyright_id":"0x48ff82a91f0f2ba19be763711b62d635a6364942b015413928e005c9f7e14c96","isrc":"QZGLM2459990","name":"Mtg Catucando Tudo Nela Vs Aquecimento do Senta Senta","registered_at":"2026-06-19T11:48:05Z","spotify_id":"5hYDN8E2A3b2sQ4EzQAQqA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48ff82a91f0f2ba19be763711b62d635a6364942b015413928e005c9f7e14c96. 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/5hYDN8E2A3b2sQ4EzQAQqA.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/5hYDN8E2A3b2sQ4EzQAQqA.
Mtg Se Você Ficar Cansada Vs Faz Meu Pau de Pula Pula
{"copyright_id":"0x82113418e3d72bb48cf2ce4e53adf177b9c531aadba431768bac8de82f9d1ace","isrc":"QZW9L2350629","name":"Mtg Se Você Ficar Cansada Vs Faz Meu Pau de Pula Pula","registered_at":"2026-06-10T17:37:43Z","spotify_id":"3MmRyRQSGsfmVwfFOF40xv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x82113418e3d72bb48cf2ce4e53adf177b9c531aadba431768bac8de82f9d1ace. 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/3MmRyRQSGsfmVwfFOF40xv.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/3MmRyRQSGsfmVwfFOF40xv.
{"copyright_id":"0x6b9c2c2b18c7bbbc0559bba1639f9bfdadb5dbf6186afe58ca66b96be0d4af20","isrc":"US7VG2596556","name":"Mtg Catucando Tudo Nela","registered_at":"2026-06-10T04:15:02Z","spotify_id":"1kkP6AtvIi1qpkP9LyTuwQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b9c2c2b18c7bbbc0559bba1639f9bfdadb5dbf6186afe58ca66b96be0d4af20. 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/1kkP6AtvIi1qpkP9LyTuwQ.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/1kkP6AtvIi1qpkP9LyTuwQ.
Mega Catucada Vs Bate Com a Bunda no Chão
Mtg Pras Que Chupa Pirulito Pop Vs Deu Match
{"copyright_id":"0xbe4c51cab2de0c7f21abf73f050657d6b1214563dbba4dfa88b6686135cf9a6a","isrc":"QZTPX2423620","name":"Mtg Pras Que Chupa Pirulito Pop Vs Deu Match","registered_at":"2026-06-10T17:34:56Z","spotify_id":"4dF5jGczhLLbOwGV2yVWWa","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe4c51cab2de0c7f21abf73f050657d6b1214563dbba4dfa88b6686135cf9a6a. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4dF5jGczhLLbOwGV2yVWWa.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/4dF5jGczhLLbOwGV2yVWWa.
{"copyright_id":"0xc5b05bc3073035a602742b0c23a01e1ae4d9ca54ad78e1b2aad8f33660b94c9f","isrc":"QZTPX2423621","name":"Mtg Eu Nunca Dei Certo no Amor","registered_at":"2026-06-08T03:17:42Z","spotify_id":"52ObbqF2gCToc55rcb7qvp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5b05bc3073035a602742b0c23a01e1ae4d9ca54ad78e1b2aad8f33660b94c9f. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/52ObbqF2gCToc55rcb7qvp.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/52ObbqF2gCToc55rcb7qvp.
Mtg Catucando Tudo Nela 2 Vs Eu Nem Gosto de Prensado
{"copyright_id":"0xc9842037c15c6d8a028931ff9a30895edf1128a51a6559e435ae0bc42857a594","isrc":"QZTPX2423622","name":"Mtg Catucando Tudo Nela 2 Vs Eu Nem Gosto de Prensado","registered_at":"2026-06-08T12:13:00Z","spotify_id":"4vnDGhMtw0EWchU27s9oi3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc9842037c15c6d8a028931ff9a30895edf1128a51a6559e435ae0bc42857a594. Chain 2 (Bitcoin): anchored in block 953536 (2026-06-13T17:25:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4vnDGhMtw0EWchU27s9oi3.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/4vnDGhMtw0EWchU27s9oi3.
Mtg Nem Rico Nem Pobre Vs pra Comer as do Job
Mtg Ela É Mec Lanche Feliz Vs Dentro da Base