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 0x9827ca5863335b05b512d990d15908d8484f96458e6b179d9dfb02d1c78d7a4b. 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/e7d090c1-8319-44d0-9a8d-1ddf46dd29ff.json and https://artists.proofprofile.net/proofs/artist/e7d090c1-8319-44d0-9a8d-1ddf46dd29ff.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 0x83c7c66df0f6a6b58ff22249e8629957bbe0cf03769ec24f933084a261c6f865. 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/0vUdwscmGVpZkEBa4iPqK3.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/0vUdwscmGVpZkEBa4iPqK3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66ef911b6526ffb26572196ca9e1296c7d14821d930aaee95c3e9607ce4d99ee. 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/7KfYs1fygre0htw8lYQ9y2.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/7KfYs1fygre0htw8lYQ9y2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e8fecf4a5d121b7b08aaf19a404f89ca60488a36396408f2dd855795c4f417d. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6G31FI7xPniFrLgffSO3ih.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/6G31FI7xPniFrLgffSO3ih.
{"copyright_id":"0x2ad72840ef269bc5fe6de6e41ffba36f3fa3ce30b5046d31b18e43b1ca9e93d4","isrc":"BRO3M1700002","name":"Meu Coração Não Tem Memória - Ao Vivo","registered_at":"2026-06-09T14:29:56Z","spotify_id":"1Xp8jqkpDdAvlYED3VILKQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ad72840ef269bc5fe6de6e41ffba36f3fa3ce30b5046d31b18e43b1ca9e93d4. 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/1Xp8jqkpDdAvlYED3VILKQ.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/1Xp8jqkpDdAvlYED3VILKQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd798632817b0680fc66500c15915cd1f03572397a7b6b409b0884025b8fd7d2. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/73vTUhxWFmqlKgDdk7cN7G.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/73vTUhxWFmqlKgDdk7cN7G.
{"copyright_id":"0x99d9d7c10938aff9dfbff8e21a07b5bd558aeaa50bef084e1465ad6196cda96f","isrc":"BRO3M1700004","name":"Retrovisor - Ao Vivo","registered_at":"2026-06-04T12:03:14Z","spotify_id":"5eHoonIeLZdOGuRUuvnLkE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99d9d7c10938aff9dfbff8e21a07b5bd558aeaa50bef084e1465ad6196cda96f. 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/5eHoonIeLZdOGuRUuvnLkE.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/5eHoonIeLZdOGuRUuvnLkE.
{"copyright_id":"0xbd75ec0a2424aba673336244e83608ddaa763ad80a56c741db0f6b70f729ebd3","isrc":"BRO3M1700005","name":"A Última Volta - Ao Vivo","registered_at":"2026-06-04T13:08:28Z","spotify_id":"4YfHyAEHuGy8JUrx3Lkg9n","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd75ec0a2424aba673336244e83608ddaa763ad80a56c741db0f6b70f729ebd3. 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/4YfHyAEHuGy8JUrx3Lkg9n.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/4YfHyAEHuGy8JUrx3Lkg9n.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0a11662ee2c1e7030b6cd7cd0631568f37542f0c4d85f322a105b10e53773fc. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/10QwS6vwsY7SseTTwSmMFZ.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/10QwS6vwsY7SseTTwSmMFZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x527a800c3274391846f0d4a6ef89b614147f98b8f9381d2a31651518852efddf. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2lqWorGxvv1DJH0JiiW5Fg.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/2lqWorGxvv1DJH0JiiW5Fg.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a0a660d96a6bfa335262091024f79dc6696853164405fea12d67132ad51d3d9. 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/4FlwMqs1NWj8DOIT77z5UF.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/4FlwMqs1NWj8DOIT77z5UF.
{"copyright_id":"0x1bd90021603d88ea6dfb87263f591abba68df36499d1916c733c131eaff060db","isrc":"BRO3M1700012","name":"Figurinha Repetida - Ao Vivo","registered_at":"2026-06-24T04:15:27Z","spotify_id":"4fQbFGnbCLQJO9HCUHJtp5","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bd90021603d88ea6dfb87263f591abba68df36499d1916c733c131eaff060db. 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/4fQbFGnbCLQJO9HCUHJtp5.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/4fQbFGnbCLQJO9HCUHJtp5.
{"copyright_id":"0x8deb5342c0a6b962fb2354fa641152909f62ddffc8e271ff5d8e1147a7ce4d3d","isrc":"BRO3M1700014","name":"Me Ensina a Ser Você - Ao Vivo","registered_at":"2026-06-24T04:17:08Z","spotify_id":"31vpPq8SAB6N7aIFxaqCUB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8deb5342c0a6b962fb2354fa641152909f62ddffc8e271ff5d8e1147a7ce4d3d. Chain 2 (Bitcoin): anchored in block 956894 (2026-07-06T07:53:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/31vpPq8SAB6N7aIFxaqCUB.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/31vpPq8SAB6N7aIFxaqCUB.
{"copyright_id":"0x965b0a9ebd8a67508be7b13eae3aa4b80e0c6f739903b36d9987cac1b328e4ce","isrc":"BRO3M1700015","name":"Vovó e Vovô - Ao Vivo","registered_at":"2026-06-26T15:01:36Z","spotify_id":"4ncJihAkNvx4w5KscrxDbF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x965b0a9ebd8a67508be7b13eae3aa4b80e0c6f739903b36d9987cac1b328e4ce. 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/4ncJihAkNvx4w5KscrxDbF.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/4ncJihAkNvx4w5KscrxDbF.
{"copyright_id":"0xd8ca477ce95fd2f612e9b12a7c93921820190b1553ddd20beb788d997bcfd991","isrc":"BRO3M1700016","name":"Planejei Reticências - Ao Vivo","registered_at":"2026-06-26T15:03:33Z","spotify_id":"48sbvBm7nccfMjx05OJBVA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8ca477ce95fd2f612e9b12a7c93921820190b1553ddd20beb788d997bcfd991. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/48sbvBm7nccfMjx05OJBVA.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/48sbvBm7nccfMjx05OJBVA.
{"copyright_id":"0x44bb5941ca5dc0d4f11efac32f056a4b7d11d8ca2e0aaa79e16f2ca0d556f737","isrc":"BRO3M1700017","name":"Simplesmente Dois Loucos - Ao Vivo","registered_at":"2026-06-26T17:22:40Z","spotify_id":"0jb0CGFKtnQD22QW9VS4nS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44bb5941ca5dc0d4f11efac32f056a4b7d11d8ca2e0aaa79e16f2ca0d556f737. 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/0jb0CGFKtnQD22QW9VS4nS.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/0jb0CGFKtnQD22QW9VS4nS.
{"copyright_id":"0x4d60e1077e697aa97dbc3c79859ca3da5aae5e92d1eda7fc608b19f45ecfe4ed","isrc":"BRO3M1700019","name":"Meia Luz - Ao Vivo","registered_at":"2026-06-28T05:37:39Z","spotify_id":"6cWUslHGnxKrGtWpKOFQNl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d60e1077e697aa97dbc3c79859ca3da5aae5e92d1eda7fc608b19f45ecfe4ed. Chain 2 (Bitcoin): anchored in block 957065 (2026-07-07T16:43:21Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6cWUslHGnxKrGtWpKOFQNl.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/6cWUslHGnxKrGtWpKOFQNl.
{"copyright_id":"0x2086f402b86ae44b94d34bd5b2316cf790a46a8c8aa28503adcadf428e4127fd","isrc":"BRO3M1700020","name":"Ela Lembra Você - Ao Vivo","registered_at":"2026-06-22T18:39:46Z","spotify_id":"4ltC5xJ5dNAXpJ1wcjfJVM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2086f402b86ae44b94d34bd5b2316cf790a46a8c8aa28503adcadf428e4127fd. Chain 2 (Bitcoin): anchored in block 956891 (2026-07-06T07:16:32Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4ltC5xJ5dNAXpJ1wcjfJVM.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/4ltC5xJ5dNAXpJ1wcjfJVM.
{"copyright_id":"0xe15cf4a5d3c1e77d24a0df4959bc2d7a41b1f9391e395eb8cdd1da9071614546","isrc":"BRO3M1700021","name":"Domingo de Chuva - Ao Vivo","registered_at":"2026-06-12T01:26:15Z","spotify_id":"3jATM4nj1TDWkNsR3p6mvS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe15cf4a5d3c1e77d24a0df4959bc2d7a41b1f9391e395eb8cdd1da9071614546. 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/3jATM4nj1TDWkNsR3p6mvS.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/3jATM4nj1TDWkNsR3p6mvS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd59ef6153a121438b73be2ef75d5233f805ad986bff4d07134b42a15726c45bf. 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/5YvDixjQY71lOqysRBDrGM.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/5YvDixjQY71lOqysRBDrGM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d684e5c90ac96c5f18b82602b3e6df532877a795d30529036e40fcaa9908704. 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/4B7Peqdra7fgxFnobKxrVJ.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/4B7Peqdra7fgxFnobKxrVJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6e8fecf4a5d121b7b08aaf19a404f89ca60488a36396408f2dd855795c4f417d. 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/4xqz3fHYOIXUwE3OqKZldA.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/4xqz3fHYOIXUwE3OqKZldA.
{"copyright_id":"0x2ad72840ef269bc5fe6de6e41ffba36f3fa3ce30b5046d31b18e43b1ca9e93d4","isrc":"BRO3M1700002","name":"Meu Coração Não Tem Memória","registered_at":"2026-06-09T14:29:56Z","spotify_id":"5feG8ohpat920ovDivJshP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ad72840ef269bc5fe6de6e41ffba36f3fa3ce30b5046d31b18e43b1ca9e93d4. 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/5feG8ohpat920ovDivJshP.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/5feG8ohpat920ovDivJshP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd798632817b0680fc66500c15915cd1f03572397a7b6b409b0884025b8fd7d2. 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/374ABrjnxO71hv894j539x.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/374ABrjnxO71hv894j539x.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99d9d7c10938aff9dfbff8e21a07b5bd558aeaa50bef084e1465ad6196cda96f. 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/3bjQq04zHHU8Prte6HhIwQ.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/3bjQq04zHHU8Prte6HhIwQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd75ec0a2424aba673336244e83608ddaa763ad80a56c741db0f6b70f729ebd3. 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/6kyPn5VdQl0ybutg7I09AD.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/6kyPn5VdQl0ybutg7I09AD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf011dd7ce43161b1855e34501f715afb0f1fab19f57e8a93485284719925b86d. 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/7MiMFjtPKfqp87S4MqaJdx.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/7MiMFjtPKfqp87S4MqaJdx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0a11662ee2c1e7030b6cd7cd0631568f37542f0c4d85f322a105b10e53773fc. 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/6OsAvyCZjs5hnJGzj3veYU.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/6OsAvyCZjs5hnJGzj3veYU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd95cfb0a24f5d5595da568266f20498ab9fd1214f2fd81b23970ab0f912c8a63. 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/2LxxUJ0qIbl1C3qhErCSc5.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/2LxxUJ0qIbl1C3qhErCSc5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x527a800c3274391846f0d4a6ef89b614147f98b8f9381d2a31651518852efddf. 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/6sUcv0hrmhYyNsdAlxHHee.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/6sUcv0hrmhYyNsdAlxHHee.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a0a660d96a6bfa335262091024f79dc6696853164405fea12d67132ad51d3d9. 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/5MNTIX7CGSf8P4OWVBfkxf.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/5MNTIX7CGSf8P4OWVBfkxf.
{"copyright_id":"0x1bd90021603d88ea6dfb87263f591abba68df36499d1916c733c131eaff060db","isrc":"BRO3M1700012","name":"Figurinha Repetida","registered_at":"2026-06-24T04:15:27Z","spotify_id":"5ifs1cyYzDzAEsZdKARXD9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bd90021603d88ea6dfb87263f591abba68df36499d1916c733c131eaff060db. 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/5ifs1cyYzDzAEsZdKARXD9.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/5ifs1cyYzDzAEsZdKARXD9.
{"copyright_id":"0x8deb5342c0a6b962fb2354fa641152909f62ddffc8e271ff5d8e1147a7ce4d3d","isrc":"BRO3M1700014","name":"Me Ensina a Ser Você","registered_at":"2026-06-24T04:17:08Z","spotify_id":"67mrOxtl1CvCEIlUlVXkiq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8deb5342c0a6b962fb2354fa641152909f62ddffc8e271ff5d8e1147a7ce4d3d. 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/67mrOxtl1CvCEIlUlVXkiq.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/67mrOxtl1CvCEIlUlVXkiq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x965b0a9ebd8a67508be7b13eae3aa4b80e0c6f739903b36d9987cac1b328e4ce. 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/7fnlbWfv5z0WbtpE2g15wj.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/7fnlbWfv5z0WbtpE2g15wj.
{"copyright_id":"0xd8ca477ce95fd2f612e9b12a7c93921820190b1553ddd20beb788d997bcfd991","isrc":"BRO3M1700016","name":"Planejei Reticências","registered_at":"2026-06-26T15:03:33Z","spotify_id":"7oH0VEV5i19AgMp8rwKedf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd8ca477ce95fd2f612e9b12a7c93921820190b1553ddd20beb788d997bcfd991. 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/7oH0VEV5i19AgMp8rwKedf.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/7oH0VEV5i19AgMp8rwKedf.
{"copyright_id":"0x4d60e1077e697aa97dbc3c79859ca3da5aae5e92d1eda7fc608b19f45ecfe4ed","isrc":"BRO3M1700019","name":"Meia Luz","registered_at":"2026-06-28T05:37:39Z","spotify_id":"6DboajKFtN3CLODakRkit4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d60e1077e697aa97dbc3c79859ca3da5aae5e92d1eda7fc608b19f45ecfe4ed. 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/6DboajKFtN3CLODakRkit4.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/6DboajKFtN3CLODakRkit4.
{"copyright_id":"0x2086f402b86ae44b94d34bd5b2316cf790a46a8c8aa28503adcadf428e4127fd","isrc":"BRO3M1700020","name":"Ela Lembra Você","registered_at":"2026-06-22T18:39:46Z","spotify_id":"3kft0JyPFMjOTDZggDdY8d","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2086f402b86ae44b94d34bd5b2316cf790a46a8c8aa28503adcadf428e4127fd. 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/3kft0JyPFMjOTDZggDdY8d.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/3kft0JyPFMjOTDZggDdY8d.
{"copyright_id":"0xe15cf4a5d3c1e77d24a0df4959bc2d7a41b1f9391e395eb8cdd1da9071614546","isrc":"BRO3M1700021","name":"Domingo De Chuva","registered_at":"2026-06-12T01:26:15Z","spotify_id":"6hOfY4xQxiBm8N2ipVRnxL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe15cf4a5d3c1e77d24a0df4959bc2d7a41b1f9391e395eb8cdd1da9071614546. 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/6hOfY4xQxiBm8N2ipVRnxL.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/6hOfY4xQxiBm8N2ipVRnxL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62616f1f26afcdc440568301d176d87024b4f69157cb2a63cecf81b7d785f294. 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/5SLwMHHPGj9Qf6z57QHUyT.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/5SLwMHHPGj9Qf6z57QHUyT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7a842d8556abd2b704cd1d6d062e73d66285af90a1560065e584c4d8a169be9. 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/3dmZtfFrAqQEfoFARDYNos.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/3dmZtfFrAqQEfoFARDYNos.
{"copyright_id":"0x0ae5d277fad6b007effe1aa28b0e678cc7abc50c385b6bea2c322a84c4d2b8b4","isrc":"BK9M02500123","name":"Te Amo Prematuro","registered_at":"2026-06-19T23:38:22Z","spotify_id":"4o8KVek43hEcsyK8fD4ruP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ae5d277fad6b007effe1aa28b0e678cc7abc50c385b6bea2c322a84c4d2b8b4. 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/4o8KVek43hEcsyK8fD4ruP.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/4o8KVek43hEcsyK8fD4ruP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x052300132da8797393d7701d6f496331959b9d4dbd367f08d4ed27a2d8b0cd8f. 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/2Xfqhb2fCH1Wipvc8pyDpJ.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/2Xfqhb2fCH1Wipvc8pyDpJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc895aa9a7c91bad0b404451cd24189de69983433034c1276eb5acea42558100. 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/5NvIbnNi9olX50W3Jn0OOF.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/5NvIbnNi9olX50W3Jn0OOF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa845031f097e97894767495afd0ecbb49bfd1070c0b886892c52ccc541d45999. 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/5r2aJFmrRn9Bo0LX9R2psV.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/5r2aJFmrRn9Bo0LX9R2psV.