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 0x9656274892a90eaab758693a6451960c66aa6aeb5c70b38830a88a3b913b3e8e. 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/f196a089-1cc9-4cb3-ae79-c97f2c52f81c.json and https://artists.proofprofile.net/proofs/artist/f196a089-1cc9-4cb3-ae79-c97f2c52f81c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Moacyr Luz e Samba do Trabalhador - 10 Anos e Outros Sambas
{"copyright_id":"0xf9ee4e067051fc3a5ad38e3f4236d5593ee28ad0b3c907dbd084fc4582e4174f","isrc":"BXRMZ1500001","name":"A Reza do Samba","registered_at":"2026-06-08T04:16:40Z","spotify_id":"4GbAfOGIrYWPoCpa6AZJde","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 0xf9ee4e067051fc3a5ad38e3f4236d5593ee28ad0b3c907dbd084fc4582e4174f. 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/4GbAfOGIrYWPoCpa6AZJde.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/4GbAfOGIrYWPoCpa6AZJde.
{"copyright_id":"0x4c22839cf620ddab19cf21bcafb2af6290e3e39054ae070c5a150f69aad7a451","isrc":"BXRMZ1500002","name":"Amor, o Dono do Meu Caminho","registered_at":"2026-06-27T10:25:27Z","spotify_id":"2RN3YCM2XTn9qHXPZBx292","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c22839cf620ddab19cf21bcafb2af6290e3e39054ae070c5a150f69aad7a451. 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/2RN3YCM2XTn9qHXPZBx292.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/2RN3YCM2XTn9qHXPZBx292.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc33b7d56307eec4b69c5f08d54502487345173fded57df2f73e1714f8c1441a1. 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/1Ao6CDBc4NJYjCboQtfWjm.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/1Ao6CDBc4NJYjCboQtfWjm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x989378089683604ddd87ab34c2a4525211c6b92fd7a749253d1b9bb06f78e892. 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/0n0lgJgssST5PaLGwkUCUu.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/0n0lgJgssST5PaLGwkUCUu.
{"copyright_id":"0x59efb80da2858cd5e51b80e9775feea83e79e2cf8d51d7809f9f88dc51521fbe","isrc":"BXRMZ1500005","name":"Na Vaselina","registered_at":"2026-06-27T07:50:15Z","spotify_id":"33HTrCXHDINvpz9NmuExVd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59efb80da2858cd5e51b80e9775feea83e79e2cf8d51d7809f9f88dc51521fbe. 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/33HTrCXHDINvpz9NmuExVd.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/33HTrCXHDINvpz9NmuExVd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf53994c95e6ad12d9ad7a69a0a19e799b2824f7a5de3b1147909feb886350199. 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/4Lc3GrM8bu5Eh4vOLxiN1D.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/4Lc3GrM8bu5Eh4vOLxiN1D.
{"copyright_id":"0x589b987336ed20fe60c1d8ad7dfec0fd676f0797c3cea183b6bd0c067ba585f0","isrc":"BXRMZ1500007","name":"Joia Rara","registered_at":"2026-06-24T16:37:54Z","spotify_id":"5RfkiFiWy17b3YQIAp1gJo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x589b987336ed20fe60c1d8ad7dfec0fd676f0797c3cea183b6bd0c067ba585f0. 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/5RfkiFiWy17b3YQIAp1gJo.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/5RfkiFiWy17b3YQIAp1gJo.
{"copyright_id":"0x9ddb5cf5ebff5616a3945ec3668284fb52f3534edc7b8a8e91e42132c1783b8a","isrc":"BXRMZ1500008","name":"Samba de Fato","registered_at":"2026-06-24T16:37:30Z","spotify_id":"0HUCJ7OODwqcBWqJCw4tPY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9ddb5cf5ebff5616a3945ec3668284fb52f3534edc7b8a8e91e42132c1783b8a. 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/0HUCJ7OODwqcBWqJCw4tPY.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/0HUCJ7OODwqcBWqJCw4tPY.
{"copyright_id":"0x5f69e8bb07653e583152618ad0a1615d368baea555d2e60d59449a22afe78dad","isrc":"BXRMZ1500009","name":"Anjo Vagabundo","registered_at":"2026-06-24T16:37:36Z","spotify_id":"6NljyPVDBEghLWeSd5bxlu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f69e8bb07653e583152618ad0a1615d368baea555d2e60d59449a22afe78dad. 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/6NljyPVDBEghLWeSd5bxlu.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/6NljyPVDBEghLWeSd5bxlu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc61675411ac37035da61a7d452edf978c2771d8861752d76b7599c18d5486882. 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/6eXhAg9tF3PBRonrcshDTG.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/6eXhAg9tF3PBRonrcshDTG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9375d30fca03a4a9089a7f7a969189a669bea89d2b6c983331771ae5eca7d50b. 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/3nZNxygU2f0Z3orATExW80.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/3nZNxygU2f0Z3orATExW80.
Samba Do Trabalhador (Ao Vivo No Bar Pirajá)
{"copyright_id":"0x299ca2cdb6ab129a24449b3fa13a5a4f58157ddbb73029a45a9d0b800865e1d2","isrc":"BRUM71701345","name":"A Reza Do Samba - Ao Vivo No Bar Pirajá","registered_at":"2026-06-07T00:37:33Z","spotify_id":"24g582cHHMwVDMq4b1U29L","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x299ca2cdb6ab129a24449b3fa13a5a4f58157ddbb73029a45a9d0b800865e1d2. 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/24g582cHHMwVDMq4b1U29L.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/24g582cHHMwVDMq4b1U29L.
Meu Canto É Pra Valer - Ao Vivo No Bar Pirajá
{"copyright_id":"0x2c3a0ab8eec4b0cd4b1c2b51e216ae49071198fa53f772fc63e13f62ce33a36d","isrc":"BRUM71701346","name":"Meu Canto É Pra Valer - Ao Vivo No Bar Pirajá","registered_at":"2026-06-09T17:36:29Z","spotify_id":"0UpxcxYrM2lq5Exgp3BSj3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2c3a0ab8eec4b0cd4b1c2b51e216ae49071198fa53f772fc63e13f62ce33a36d. 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/0UpxcxYrM2lq5Exgp3BSj3.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/0UpxcxYrM2lq5Exgp3BSj3.
{"copyright_id":"0xebc7fb4b5c9b45f9212ecd7fc8c40e69b1633281e38679c90e606f492d9e89be","isrc":"BRUM71701347","name":"Cabô, Meu Pai - Ao Vivo No Bar Pirajá","registered_at":"2026-06-08T12:11:26Z","spotify_id":"4TERTjqPWZOzeQkZqDxqOX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xebc7fb4b5c9b45f9212ecd7fc8c40e69b1633281e38679c90e606f492d9e89be. 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/4TERTjqPWZOzeQkZqDxqOX.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/4TERTjqPWZOzeQkZqDxqOX.
Estranhou O Quê? - Ao Vivo No Bar Pirajá
{"copyright_id":"0x7a8bdcf187d508771866f9daa834fa87d98bfe84691f5ac583e1c7c5667b8312","isrc":"BRUM71701348","name":"Estranhou O Quê? - Ao Vivo No Bar Pirajá","registered_at":"2026-06-07T20:01:40Z","spotify_id":"0aYjnSIVpOX9Dmfz1mZEPO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a8bdcf187d508771866f9daa834fa87d98bfe84691f5ac583e1c7c5667b8312. 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/0aYjnSIVpOX9Dmfz1mZEPO.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/0aYjnSIVpOX9Dmfz1mZEPO.
Vida Da Minha Vida - Ao Vivo No Bar Pirajá
{"copyright_id":"0x391742cc08b4fa1999ebfc544dcab03155ae23b77ea4e22950fdf756ca5940ae","isrc":"BRUM71701349","name":"Vida Da Minha Vida - Ao Vivo No Bar Pirajá","registered_at":"2026-06-07T00:35:34Z","spotify_id":"1MsExdyKuBCk7pjGsGBvqu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x391742cc08b4fa1999ebfc544dcab03155ae23b77ea4e22950fdf756ca5940ae. 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/1MsExdyKuBCk7pjGsGBvqu.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/1MsExdyKuBCk7pjGsGBvqu.
{"copyright_id":"0xe5b27e197e8b7db4ce680d809017296e022f81f0b2b2be203862f606ac8b45c1","isrc":"BRUM71701350","name":"É Lenha - Ao Vivo No Bar Pirajá","registered_at":"2026-06-08T20:17:20Z","spotify_id":"4rGLX4gcxTwhozWIzpnKJM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5b27e197e8b7db4ce680d809017296e022f81f0b2b2be203862f606ac8b45c1. 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/4rGLX4gcxTwhozWIzpnKJM.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/4rGLX4gcxTwhozWIzpnKJM.
Saudades Da Guanabara - Ao Vivo No Bar Pirajá
{"copyright_id":"0x8eefa5075ae294e40482cc0f89d0c046fe3e385b38b7136ee8d0999de2465a35","isrc":"BRUM71701351","name":"Saudades Da Guanabara - Ao Vivo No Bar Pirajá","registered_at":"2026-06-10T03:59:35Z","spotify_id":"2BcFaGXNE0KRV7s3w8K5zj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8eefa5075ae294e40482cc0f89d0c046fe3e385b38b7136ee8d0999de2465a35. 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/2BcFaGXNE0KRV7s3w8K5zj.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/2BcFaGXNE0KRV7s3w8K5zj.
{"copyright_id":"0x7d7293fa756443a83324eac85e07fc04c69095ebaa199baddae4ea9643947bf4","isrc":"BRUM71701352","name":"Mandingueiro - Ao Vivo No Bar Pirajá","registered_at":"2026-06-10T17:40:35Z","spotify_id":"3lDUeE8em1TGxNJ2lw2NK4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d7293fa756443a83324eac85e07fc04c69095ebaa199baddae4ea9643947bf4. 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/3lDUeE8em1TGxNJ2lw2NK4.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/3lDUeE8em1TGxNJ2lw2NK4.
Anjo Da Velha Guarda - Ao Vivo No Bar Pirajá
{"copyright_id":"0xf4a26666da3f541f3bb31343fe1875bd2e8c3ec65a52d68399d4c6733cce1327","isrc":"BRUM71701353","name":"Anjo Da Velha Guarda - Ao Vivo No Bar Pirajá","registered_at":"2026-06-09T05:05:43Z","spotify_id":"1sSwE6SNeCokdEl7zQpnxk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4a26666da3f541f3bb31343fe1875bd2e8c3ec65a52d68399d4c6733cce1327. 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/1sSwE6SNeCokdEl7zQpnxk.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/1sSwE6SNeCokdEl7zQpnxk.
Amor, O Dono Do Meu Caminho - Ao Vivo No Bar Pirajá
{"copyright_id":"0x4539eea1a196a9a9c28a092b98196202c5c53a38f0fdc9a4bf4a66c464cf1f33","isrc":"BRUM71701354","name":"Amor, O Dono Do Meu Caminho - Ao Vivo No Bar Pirajá","registered_at":"2026-06-10T17:37:13Z","spotify_id":"4Oa1fS808UghlbQE9Tl7Cc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4539eea1a196a9a9c28a092b98196202c5c53a38f0fdc9a4bf4a66c464cf1f33. 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/4Oa1fS808UghlbQE9Tl7Cc.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/4Oa1fS808UghlbQE9Tl7Cc.
{"copyright_id":"0x73e25e68a5a58ff0915f29a49f790e87318ba9b3c3d4ae0fdd177ba2c402a656","isrc":"BRUM71701355","name":"Vai Que Vai - Ao Vivo No Bar Pirajá","registered_at":"2026-06-18T11:42:06Z","spotify_id":"1jKOlX5ax3VHkNPzKrkBeO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x73e25e68a5a58ff0915f29a49f790e87318ba9b3c3d4ae0fdd177ba2c402a656. 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/1jKOlX5ax3VHkNPzKrkBeO.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/1jKOlX5ax3VHkNPzKrkBeO.
{"copyright_id":"0x35655327b5caa91e2608f7f62d3fb21b0d256f1d7e339dcb4328e9e3cfef62a2","isrc":"BRUM71701356","name":"Som De Prata - Ao Vivo No Bar Pirajá","registered_at":"2026-06-08T20:15:09Z","spotify_id":"60eNqTURmRDE8Rar670IcG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x35655327b5caa91e2608f7f62d3fb21b0d256f1d7e339dcb4328e9e3cfef62a2. 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/60eNqTURmRDE8Rar670IcG.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/60eNqTURmRDE8Rar670IcG.
{"copyright_id":"0xa676c5938eef023bc88f752da10ad7222c5dfd273ad4311937e4389be057cb87","isrc":"BRUM71701357","name":"Zuela De Oxum - Ao Vivo No Bar Pirajá","registered_at":"2026-06-08T20:26:39Z","spotify_id":"7Mp7BqmxLFezS1KBPBwk0c","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa676c5938eef023bc88f752da10ad7222c5dfd273ad4311937e4389be057cb87. 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/7Mp7BqmxLFezS1KBPBwk0c.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/7Mp7BqmxLFezS1KBPBwk0c.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb2caa44bf5109625e8a7d8056f336203c31de39f035e32e654948f16e026091. 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/6w43biQ7QhIYukS30ZG9hy.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/6w43biQ7QhIYukS30ZG9hy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd442435f609a3beadf1c40d02cdb1e26c40f8ea761e2ef27e898386593270e64. 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/7u7hYNlq83phDVW11ZqTmP.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/7u7hYNlq83phDVW11ZqTmP.
{"copyright_id":"0x541ffd4f89b3aebe5d095af5bdf18c4b47e7cdbc643786197592863ad268432c","isrc":"BRPUI1900352","name":"Fora de Moda","registered_at":"2026-06-23T05:23:48Z","spotify_id":"0TFGHSRkn78Ora3TWbkoUt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x541ffd4f89b3aebe5d095af5bdf18c4b47e7cdbc643786197592863ad268432c. 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/0TFGHSRkn78Ora3TWbkoUt.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/0TFGHSRkn78Ora3TWbkoUt.
{"copyright_id":"0xfc2fe9e02a88a135b7d210b800b6ed3665345c59aaa680ed72c630c3b2a48c3c","isrc":"BRPUI1900353","name":"A Cara do Brasil","registered_at":"2026-06-20T06:45:14Z","spotify_id":"1Fj0uQTnAvnunN7oqxTjLp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc2fe9e02a88a135b7d210b800b6ed3665345c59aaa680ed72c630c3b2a48c3c. 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/1Fj0uQTnAvnunN7oqxTjLp.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/1Fj0uQTnAvnunN7oqxTjLp.
{"copyright_id":"0x9c2ee3287231d4a4b4fa2db9f1d3c074eeea53e32eb3968761bf5bebd4e69511","isrc":"BRPUI1900343","name":"Reza Pra Agradecer","registered_at":"2026-06-10T17:57:00Z","spotify_id":"1QBZVKy0kJr7xcd4iwV6Ti","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c2ee3287231d4a4b4fa2db9f1d3c074eeea53e32eb3968761bf5bebd4e69511. 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/1QBZVKy0kJr7xcd4iwV6Ti.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/1QBZVKy0kJr7xcd4iwV6Ti.
{"copyright_id":"0x1e6e1786fa359e7b2c1ed4fe517ceb6c6fe61189fba1c1892e7753cb6157aa67","isrc":"BRPUI1900346","name":"Quem Dera o Tempo","registered_at":"2026-06-22T01:50:31Z","spotify_id":"4aF60hmtCazEajo3wOhRxC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e6e1786fa359e7b2c1ed4fe517ceb6c6fe61189fba1c1892e7753cb6157aa67. 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/4aF60hmtCazEajo3wOhRxC.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/4aF60hmtCazEajo3wOhRxC.
{"copyright_id":"0x4c4326cd529998853cc4edced1b78cdf526ef68cba74f104c7947490a84adc3f","isrc":"BRPUI1900351","name":"Quando o Samba Veio Me Buscar","registered_at":"2026-06-25T21:45:50Z","spotify_id":"6JffZCJEc46iv9tJCqR8hl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4c4326cd529998853cc4edced1b78cdf526ef68cba74f104c7947490a84adc3f. 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/6JffZCJEc46iv9tJCqR8hl.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/6JffZCJEc46iv9tJCqR8hl.