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 0xb4662bd3115cb770fbd71a0a50a3f3a4d9fbfc4c568a0441656dd235eeb0e8eb. 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/3f584077-c4e8-4d83-977f-1c6235988225.json and https://artists.proofprofile.net/proofs/artist/3f584077-c4e8-4d83-977f-1c6235988225.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Na Onda do Lança, na Onda do Boldo, Ah Zé da Manga (Tudo no Sigilo) [Remix]
Na Onda do Lança, na Onda do Boldo, Ah Zé da Manga (Tudo no Sigilo) - Remix
{"copyright_id":"0x635a9df3d53390126f8c57c2de37d86ee8feebdc34442feb470edf6c3fe0c55d","isrc":"BXP5Q2300008","name":"Na Onda do Lança, na Onda do Boldo, Ah Zé da Manga (Tudo no Sigilo) - Remix","registered_at":"2026-06-09T08:37:58Z","spotify_id":"0YQt2beKEB4YoZ9inzA3vR","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 0x635a9df3d53390126f8c57c2de37d86ee8feebdc34442feb470edf6c3fe0c55d. 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/0YQt2beKEB4YoZ9inzA3vR.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/0YQt2beKEB4YoZ9inzA3vR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b98db3572cf0dceb3ca2cf59e57e979d3780ab43cb887b0c420ffc831531a78. 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/6Jzs8jF0wjgfA55EeG46da.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/6Jzs8jF0wjgfA55EeG46da.
{"copyright_id":"0xc3068f6e1b6670b963a84114ecd0b662f6dbe3ce33b9d2a304bacd556da6f076","isrc":"BXP5Q2400020","name":"Ela Me Confundiu Com Poze","registered_at":"2026-06-24T13:27:09Z","spotify_id":"4nZemNMhwUEs8fqTEuAl0C","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc3068f6e1b6670b963a84114ecd0b662f6dbe3ce33b9d2a304bacd556da6f076. 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/4nZemNMhwUEs8fqTEuAl0C.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/4nZemNMhwUEs8fqTEuAl0C.
{"copyright_id":"0x8e462c7feb7cdd6277c78befb5399ea0b9986db165c837e85017e33eb04a8090","isrc":"QZWDE2539610","name":"Lá em Igaratá","registered_at":"2026-06-28T06:19:46Z","spotify_id":"3T0jJieQEqKMckPsJwGJWD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e462c7feb7cdd6277c78befb5399ea0b9986db165c837e85017e33eb04a8090. 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/3T0jJieQEqKMckPsJwGJWD.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/3T0jJieQEqKMckPsJwGJWD.
{"copyright_id":"0xe4b45459dde44bb1aca012cfc021372c55e8ebaf9b04423863bc5d8a1b674666","isrc":"BXP5Q2500004","name":"Fuzuê do Fervo da Lud (Tropa da Lud)","registered_at":"2026-06-25T16:04:24Z","spotify_id":"5ibBt93a4gx7D0RQqNEzlh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe4b45459dde44bb1aca012cfc021372c55e8ebaf9b04423863bc5d8a1b674666. 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/5ibBt93a4gx7D0RQqNEzlh.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/5ibBt93a4gx7D0RQqNEzlh.
Vou Curtir o Numanice (Tropa da Lud) - Remix
{"copyright_id":"0x223e8246a632e74e65e12cafdd7e2a1933a927c7b7b6d8ef2bd75b63228078df","isrc":"BXP5Q2500006","name":"Ei Moto Táxi (Tropa da Lud) - Remix","registered_at":"2026-06-24T09:01:14Z","spotify_id":"3gTwsddy1XCWnCJze0trWh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x223e8246a632e74e65e12cafdd7e2a1933a927c7b7b6d8ef2bd75b63228078df. 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/3gTwsddy1XCWnCJze0trWh.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/3gTwsddy1XCWnCJze0trWh.
Com a Tropa da Lud, Eu Vou Dançar a Noite Inteira
{"copyright_id":"0xe664f7f6260617379caf9ab4093fb7c56fe89491c020304596cdd63e001f2424","isrc":"BXP5Q2500007","name":"Com a Tropa da Lud, Eu Vou Dançar a Noite Inteira","registered_at":"2026-06-20T21:51:44Z","spotify_id":"59RtbAajqsKUN9XlPPOD5e","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe664f7f6260617379caf9ab4093fb7c56fe89491c020304596cdd63e001f2424. 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/59RtbAajqsKUN9XlPPOD5e.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/59RtbAajqsKUN9XlPPOD5e.
{"copyright_id":"0xc4d4074d4db2d337327202ff3f1edbe33f574abac88c88b2eca7271719c9c872","isrc":"BXP5Q2500008","name":"É Vapo Vapo (Tropa da Lud) - Remix","registered_at":"2026-06-19T08:27:48Z","spotify_id":"6zciOsvvGr0vA9o2EGNAPe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4d4074d4db2d337327202ff3f1edbe33f574abac88c88b2eca7271719c9c872. 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/6zciOsvvGr0vA9o2EGNAPe.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/6zciOsvvGr0vA9o2EGNAPe.
Aquecimento Desce de Frente X Desce de Costa (Tropa da Lud)
{"copyright_id":"0xbe829dd4b88d45e9ea8819c7b7bd3a53e66cb07dc892ff5bd57ae34ab63f94ec","isrc":"BXP5Q2500009","name":"Aquecimento Desce de Frente X Desce de Costa (Tropa da Lud)","registered_at":"2026-06-25T16:05:04Z","spotify_id":"7LLUaGR8nHzHhvfZVW32WV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe829dd4b88d45e9ea8819c7b7bd3a53e66cb07dc892ff5bd57ae34ab63f94ec. 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/7LLUaGR8nHzHhvfZVW32WV.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/7LLUaGR8nHzHhvfZVW32WV.
{"copyright_id":"0xcad18ddc40db9cc04e82db2cb1466373ba87ee63b6c59a8e0f918e5d842a260e","isrc":"BXP5Q2500011","name":"Tropa da Lud Patrocina (Tropa da Lud)","registered_at":"2026-06-22T21:46:39Z","spotify_id":"7fdMEgbTY5jsut1xWjGxrb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcad18ddc40db9cc04e82db2cb1466373ba87ee63b6c59a8e0f918e5d842a260e. 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/7fdMEgbTY5jsut1xWjGxrb.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/7fdMEgbTY5jsut1xWjGxrb.
{"copyright_id":"0xe0cd3f999e2e42e1d8cce460dcfa16d985e6d9b86f4a0a6c0330513925ca842a","isrc":"BXP5Q2500012","name":"Vai Tomar, Só Socadona (Tropa da Lud)","registered_at":"2026-06-23T08:48:21Z","spotify_id":"0Xgv4B176alOKpauLWyZOo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0cd3f999e2e42e1d8cce460dcfa16d985e6d9b86f4a0a6c0330513925ca842a. 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/0Xgv4B176alOKpauLWyZOo.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/0Xgv4B176alOKpauLWyZOo.
Aquecimento Entre Becos e Vielas X Bumbum (Tropa da Lud)
{"copyright_id":"0x48e92b21029781244ff0d8572fa835247da1322c89258620e7a6c19ef49d90bd","isrc":"BXP5Q2500013","name":"Aquecimento Entre Becos e Vielas X Bumbum (Tropa da Lud)","registered_at":"2026-06-19T08:24:41Z","spotify_id":"6ZGNya2NIydeDcV363N8iS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48e92b21029781244ff0d8572fa835247da1322c89258620e7a6c19ef49d90bd. 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/6ZGNya2NIydeDcV363N8iS.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/6ZGNya2NIydeDcV363N8iS.
{"copyright_id":"0xe22e52b2f6e5b69102af1b5a8016a2a8b0708fa0aa1cf90aeb687216c8728bbe","isrc":"BXP5Q2500014","name":"Fervo da Lud","registered_at":"2026-06-18T13:38:44Z","spotify_id":"5HTgOoZvHqkWDsin7WInEj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe22e52b2f6e5b69102af1b5a8016a2a8b0708fa0aa1cf90aeb687216c8728bbe. 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/5HTgOoZvHqkWDsin7WInEj.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/5HTgOoZvHqkWDsin7WInEj.
{"copyright_id":"0xc5ef8a443342b94a961315e8328757ea8d618a2b2768cc9543f5cbda6d6006cb","isrc":"BXP5Q2500015","name":"Desce no Macetinho (Tropa da Lud)","registered_at":"2026-06-24T09:01:35Z","spotify_id":"2Zte9xByxPvxsHmiNcUjTK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5ef8a443342b94a961315e8328757ea8d618a2b2768cc9543f5cbda6d6006cb. 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/2Zte9xByxPvxsHmiNcUjTK.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/2Zte9xByxPvxsHmiNcUjTK.
{"copyright_id":"0x65a9f15bec478a3dfb19968ba2c6b101fff34cc7266493a9972e91a99054a6fb","isrc":"BXP5Q2500019","name":"Tenebrosa e Perigosa","registered_at":"2026-06-25T14:27:32Z","spotify_id":"2tXEphVCjqe7mif1MB3g1U","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65a9f15bec478a3dfb19968ba2c6b101fff34cc7266493a9972e91a99054a6fb. 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/2tXEphVCjqe7mif1MB3g1U.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/2tXEphVCjqe7mif1MB3g1U.
Sei Que Tu É Novinha e Gosta de um Conflito (Toma Toma Tá) [Remix]
Sei Que Tu É Novinha e Gosta de um Conflito (Toma Toma Tá) - Remix
{"copyright_id":"0x780957bb08d4b1077f4ed2a05ca5fcf2fd91f930308d711a6971dcad6fec34aa","isrc":"BXP5Q2400022","name":"Sei Que Tu É Novinha e Gosta de um Conflito (Toma Toma Tá) - Remix","registered_at":"2026-06-08T17:48:24Z","spotify_id":"5TTgfwKpjCiadVmmo9dcP4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x780957bb08d4b1077f4ed2a05ca5fcf2fd91f930308d711a6971dcad6fec34aa. 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/5TTgfwKpjCiadVmmo9dcP4.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/5TTgfwKpjCiadVmmo9dcP4.
{"copyright_id":"0x7a4e1d5e83b015fb392aed3d38ff933a3a3120a30ed8cb6cdeba21abcd483f7f","isrc":"BXP5Q2400006","name":"Ela Gosta Muito de Sentar","registered_at":"2026-06-18T00:58:09Z","spotify_id":"0XP0OfB3szlvk3Qvft23G2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a4e1d5e83b015fb392aed3d38ff933a3a3120a30ed8cb6cdeba21abcd483f7f. 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/0XP0OfB3szlvk3Qvft23G2.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/0XP0OfB3szlvk3Qvft23G2.
Quem Quiser Me Estressar, Deixa pra Amanhã
O Gp Que Tá Pagando, Mais do Que o Tigrinho
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x710ab15b2eac9ac33c550b09846aaf632d846496509f91af791223f8efe988d5. 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/4sA8O39vlhL5wSRVUhoEVS.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/4sA8O39vlhL5wSRVUhoEVS.