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 0x5520985a6ebe9796520083789d9c64861d3f4890d5ee1d0fb731cf44eaa7a520. 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/bc7fa7a0-5e77-46c2-91db-a87459a7d512.json and https://artists.proofprofile.net/proofs/artist/bc7fa7a0-5e77-46c2-91db-a87459a7d512.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xd1ad79265c7bde9f97f0b7bcefafcf8855dd400a30f9e401071ff5a76abe2ffe","isrc":"BKCMX2300152","name":"MTG - Te Superar","registered_at":"2026-06-09T08:28:33Z","spotify_id":"2URG3wNgT9pDRftdAaqr95","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 0xd1ad79265c7bde9f97f0b7bcefafcf8855dd400a30f9e401071ff5a76abe2ffe. 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/2URG3wNgT9pDRftdAaqr95.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/2URG3wNgT9pDRftdAaqr95.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d986b106e9a90d1a6409a31c4c4213ef9eb098e8cc70da22cc37d741cc1774f. 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/7p1aXl27Hwnuk4nMZ0j7RZ.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/7p1aXl27Hwnuk4nMZ0j7RZ.
Toma Cacete Buceta X Aproveita Vem por Cima
{"copyright_id":"0x6f791a0626f37c4f38f1c1bc104eef778e21ab250f2bbb05520d77b5ded52274","isrc":"BKCMX2400264","name":"As Novinha Aqui da Serra","registered_at":"2026-06-09T08:32:47Z","spotify_id":"2ZfmcGgF1y6bFzZxiX6geP","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6f791a0626f37c4f38f1c1bc104eef778e21ab250f2bbb05520d77b5ded52274. 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/2ZfmcGgF1y6bFzZxiX6geP.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/2ZfmcGgF1y6bFzZxiX6geP.
Vou Ter Que Desabafar Porque Minha Vida Ta Foda
Desce Com Forca Gostosa Batendo a Bunda no Chao
19 Pode 16 Pode Tambem X Eu Sento Mesmo Eu Gosto Muito
{"copyright_id":"0x267eae40c77ae53a6aa2993c6ed7caed097ccdd56738d4a6401f0ca7731fb8ec","isrc":"BKCMX2400191","name":"19 Pode 16 Pode Tambem X Eu Sento Mesmo Eu Gosto Muito","registered_at":"2026-06-07T20:11:54Z","spotify_id":"2HjEYJpT5OKXPNDGfodtBh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x267eae40c77ae53a6aa2993c6ed7caed097ccdd56738d4a6401f0ca7731fb8ec. 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/2HjEYJpT5OKXPNDGfodtBh.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/2HjEYJpT5OKXPNDGfodtBh.
{"copyright_id":"0xb49f2bbd4a50a82b5a1879f4df29cae816e206e46d6ecd7d5694df4295da3831","isrc":"BKCMX2400208","name":"Mtg - Gorila Roxo","registered_at":"2026-06-23T09:29:23Z","spotify_id":"2gmCPxrriXrrxvtqM645Gu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb49f2bbd4a50a82b5a1879f4df29cae816e206e46d6ecd7d5694df4295da3831. 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/2gmCPxrriXrrxvtqM645Gu.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/2gmCPxrriXrrxvtqM645Gu.
Tudo no Bucetao Dela X Ela Toma Socadao Direto
{"copyright_id":"0x8aa7086b5a601a667b4bc5f9bffebb5543d046a881eecbfd2ba08fe55f2a2a04","isrc":"BKCMX2400123","name":"Super Medley do Magrinho 1.0","registered_at":"2026-06-18T16:18:32Z","spotify_id":"5igUtJnWrYeSEKXiTwtz01","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8aa7086b5a601a667b4bc5f9bffebb5543d046a881eecbfd2ba08fe55f2a2a04. 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/5igUtJnWrYeSEKXiTwtz01.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/5igUtJnWrYeSEKXiTwtz01.
MTG - Vem no 4-4-2 na Formação de Carnaval
{"copyright_id":"0xec9947266724bf976d7d07ccfe109a30fd23f90fb55df2f23ff273b585e6f41a","isrc":"BKCMX2400093","name":"Mtg - Satisfaction X Ela Cai Com a Bct","registered_at":"2026-06-19T11:22:22Z","spotify_id":"3HWwNAZ1NLCoYTcSBRcaPD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec9947266724bf976d7d07ccfe109a30fd23f90fb55df2f23ff273b585e6f41a. 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/3HWwNAZ1NLCoYTcSBRcaPD.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/3HWwNAZ1NLCoYTcSBRcaPD.
Mtg - Taca a Bundinha pra Trás e Chacoalha
Mtg - Ta um Tal de Fode ou Não Fode X Trepa no Pau Sua Puta
Mtg - Tu Vem Vindo Com a Xereca Que Eu Te Empurro O Pirocão
Minha Vida Virou Puteiro Como É Bom Ter Vida de Solteiro
{"copyright_id":"0x806e9ee82359eece1231b96d83eac9b86e0e7e8d535f24485def65562d88356a","isrc":"BKCMX2500087","name":"É Que o Bonde Se Dedica","registered_at":"2026-06-09T04:03:29Z","spotify_id":"6TJrMHIoRs6jxTI1iNwkQi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x806e9ee82359eece1231b96d83eac9b86e0e7e8d535f24485def65562d88356a. 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/6TJrMHIoRs6jxTI1iNwkQi.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/6TJrMHIoRs6jxTI1iNwkQi.
{"copyright_id":"0xba757fad7ea3684fcaab17e4db32959a3a219dfaca8b8f71141d91e2934bad84","isrc":"QZMZ92524500","name":"É Revoada de Favela","registered_at":"2026-06-06T15:16:34Z","spotify_id":"5VIXUbZZjGvEjKgwi1kCvQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba757fad7ea3684fcaab17e4db32959a3a219dfaca8b8f71141d91e2934bad84. 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/5VIXUbZZjGvEjKgwi1kCvQ.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/5VIXUbZZjGvEjKgwi1kCvQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9618d164feaefdfcc890563bff9600d3914c5217b0c64db297c282fc2f49563. 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/75EsUF9C3emkwQRCSGo06H.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/75EsUF9C3emkwQRCSGo06H.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf30245097546cbfd7e928d3651c1508cf2aa9ff9e74699de3a422e91a00b9e87. 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/67q8oBj4MEJKYSakQ239Od.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/67q8oBj4MEJKYSakQ239Od.
{"copyright_id":"0xdcfba59c21700fd333cea71379819ae5fafbbaff76549fc52431c3dc2d6b9379","isrc":"QZGLM2591145","name":"Super Medley do Magrinho 2.0","registered_at":"2026-06-07T00:33:50Z","spotify_id":"0gtU1ReCVO44rYz1xUFvD1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcfba59c21700fd333cea71379819ae5fafbbaff76549fc52431c3dc2d6b9379. 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/0gtU1ReCVO44rYz1xUFvD1.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/0gtU1ReCVO44rYz1xUFvD1.
{"copyright_id":"0xaf816bcc12db5e2bb036e153f6aa0cf8fc45a7a3b54f2a57cf5dabb4c7ecbbb1","isrc":"BKCMX2400507","name":"Bate o cu no chão x acabo com esse rabo","registered_at":"2026-06-11T10:42:12Z","spotify_id":"2RQKsNS3GUZwykWUEYp3Uz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaf816bcc12db5e2bb036e153f6aa0cf8fc45a7a3b54f2a57cf5dabb4c7ecbbb1. 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/2RQKsNS3GUZwykWUEYp3Uz.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/2RQKsNS3GUZwykWUEYp3Uz.
{"copyright_id":"0x639d77be82111b72cfa0e63b1c5ec3ca99b480553d3b06145368fb6907f4b398","isrc":"BKCMX2400551","name":"Mega Vai no Chão Com a Xereca","registered_at":"2026-06-19T11:23:33Z","spotify_id":"72yA2zM8UKVNtu5bnxYNuO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x639d77be82111b72cfa0e63b1c5ec3ca99b480553d3b06145368fb6907f4b398. 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/72yA2zM8UKVNtu5bnxYNuO.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/72yA2zM8UKVNtu5bnxYNuO.
{"copyright_id":"0x2a6c4329133074d2cd3bcaacb29e14ac9964b09fd7da546745ba99ddb7d88cff","isrc":"QZZEB2416314","name":"Ela Disse que Ela é BI","registered_at":"2026-06-27T02:51:00Z","spotify_id":"15B0P8ATPPUFDMOdSKBuR0","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a6c4329133074d2cd3bcaacb29e14ac9964b09fd7da546745ba99ddb7d88cff. 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/15B0P8ATPPUFDMOdSKBuR0.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/15B0P8ATPPUFDMOdSKBuR0.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x99630875c6b69f2471107cc572d0fe5bdd425ee69a066dd8b5d636af125e698d. 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/7lOs2rJZOG5uIGTPEibO3O.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/7lOs2rJZOG5uIGTPEibO3O.
{"copyright_id":"0x637259041aefe82fa0bdbeffac0620d40f2d45981127f0c79094cfdd7efbb73d","isrc":"BKCMX2400442","name":"Ela Quer Carin Ela Quer Cacete","registered_at":"2026-06-27T02:50:49Z","spotify_id":"68QsUSoRFM35BjpgOjQTGr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x637259041aefe82fa0bdbeffac0620d40f2d45981127f0c79094cfdd7efbb73d. 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/68QsUSoRFM35BjpgOjQTGr.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/68QsUSoRFM35BjpgOjQTGr.
{"copyright_id":"0x5f6ddb208d5f58de591629c2ab4a6e4a9dedc51914d700e6ebb96825bbd465df","isrc":"QZNJW2435108","name":"Mtg - Fica Empinada Pedindo Que Bota","registered_at":"2026-06-05T16:56:37Z","spotify_id":"26zEqDZy92k4p9NMhius9a","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f6ddb208d5f58de591629c2ab4a6e4a9dedc51914d700e6ebb96825bbd465df. 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/26zEqDZy92k4p9NMhius9a.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/26zEqDZy92k4p9NMhius9a.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92d739352386f77de34bb14b891cb68f048bdb0280aa326af12e293d8796c64b. 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/6PIPMKRNBNZfySEKKRAGgL.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/6PIPMKRNBNZfySEKKRAGgL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5d1c76819c2a4252eb1e9f065d7a06507a1f5d2ca192507ef5001f52124300c4. 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/0fkMccWpYHa2CEBwncBZS5.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/0fkMccWpYHa2CEBwncBZS5.
{"copyright_id":"0x7653d913a0641ed5a95bfee8407b1775cac6029cfba7a319d08c59a4adbd3cbe","isrc":"BKCMX2400251","name":"Hoje Eu Vou Te Dar Trabalho","registered_at":"2026-06-27T02:51:24Z","spotify_id":"4b6e1r9jRoQaHfEHrB1w7x","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7653d913a0641ed5a95bfee8407b1775cac6029cfba7a319d08c59a4adbd3cbe. 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/4b6e1r9jRoQaHfEHrB1w7x.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/4b6e1r9jRoQaHfEHrB1w7x.
{"copyright_id":"0x2e7f1db0b1248ddb7ef480e3410db31b6ca74c426df2a5a6e75e70b4799bb9a4","isrc":"BX4IU2302621","name":"EU SOCO FORTE","registered_at":"2026-06-19T11:25:57Z","spotify_id":"5tyNlHMBr8ppevXH5FPu2e","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e7f1db0b1248ddb7ef480e3410db31b6ca74c426df2a5a6e75e70b4799bb9a4. 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/5tyNlHMBr8ppevXH5FPu2e.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/5tyNlHMBr8ppevXH5FPu2e.