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 0xc6c0240e87b17fda6ace9c8d1c46521129c4ae88c25262682b75d5e94a5dc3ff. 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/6b1e37c0-7dec-4eaa-b266-24b8c7409ea7.json and https://artists.proofprofile.net/proofs/artist/6b1e37c0-7dec-4eaa-b266-24b8c7409ea7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Vem Derrama / Faz Chover / A Terra Clama - Ao Vivo
{"copyright_id":"0x5bc0e9600cd431a429c80786186e50fbd03a5353ab4b0c887461e93f9fe516b9","isrc":"BXBIW1700187","name":"Vem Derrama / Faz Chover / A Terra Clama - Ao Vivo","registered_at":"2026-06-04T16:13:43Z","spotify_id":"3MqMwwQekZvxoIIJyYv9GW","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 0x5bc0e9600cd431a429c80786186e50fbd03a5353ab4b0c887461e93f9fe516b9. 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/3MqMwwQekZvxoIIJyYv9GW.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/3MqMwwQekZvxoIIJyYv9GW.
Casa do Pai (feat. Guilherme Andrade & Brunão Morada)
{"copyright_id":"0x00641d99148007d3857f3f4206511ebc3b0407c7a5790ee6e3ea297b66a9da27","isrc":"BRUO62400002","name":"Casa do Pai (feat. Guilherme Andrade & Brunão Morada)","registered_at":"2026-06-06T16:22:29Z","spotify_id":"5UBG8sX96ZSMeRzddjArsn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00641d99148007d3857f3f4206511ebc3b0407c7a5790ee6e3ea297b66a9da27. 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/5UBG8sX96ZSMeRzddjArsn.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/5UBG8sX96ZSMeRzddjArsn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x621df558bca2c5811a637c7eacd261627c329617c18266f443e0809d33041bb7. 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/267ad5QWyvi30NcZPCYQZj.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/267ad5QWyvi30NcZPCYQZj.
Medley Relance (Digno é o Cordeiro) - Ao Vivo
{"copyright_id":"0xf98777d079a0fe53997af35b5a1190bad1d4567d870283044dbfc57b4cc13ff7","isrc":"BXT8R2300003","name":"Medley Relance (Digno é o Cordeiro) - Ao Vivo","registered_at":"2026-06-07T07:45:33Z","spotify_id":"4mZQM5fdBe6pPoqvhvVBQf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf98777d079a0fe53997af35b5a1190bad1d4567d870283044dbfc57b4cc13ff7. 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/4mZQM5fdBe6pPoqvhvVBQf.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/4mZQM5fdBe6pPoqvhvVBQf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9791a3e61de27be921472f30ab5194423bf7002e227e658f74f93dc2758f071a. 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/4I7ByX5pg1XyINlArLG2Fz.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/4I7ByX5pg1XyINlArLG2Fz.
{"copyright_id":"0x120324c2eef92e8f8a44beb6823a8a820365bcbbf0446343c95f43c2632edf3c","isrc":"BXT8R2300013","name":"Preciso de Ti - Ao Vivo","registered_at":"2026-06-04T10:29:18Z","spotify_id":"3bYTEQ6PyFCJTq3FcohJYQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x120324c2eef92e8f8a44beb6823a8a820365bcbbf0446343c95f43c2632edf3c. 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/3bYTEQ6PyFCJTq3FcohJYQ.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/3bYTEQ6PyFCJTq3FcohJYQ.
{"copyright_id":"0x6187359f2f472c29883bce1647fceadd0cc9105b76aa6ae2ee28b53d250bd48a","isrc":"BR4KL2000009","name":"Amigo Fiel - Live","registered_at":"2026-06-05T09:42:48Z","spotify_id":"1YQTy9GUI6vCErxKDNFMBR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6187359f2f472c29883bce1647fceadd0cc9105b76aa6ae2ee28b53d250bd48a. 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/1YQTy9GUI6vCErxKDNFMBR.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/1YQTy9GUI6vCErxKDNFMBR.
Manifestação dos Filhos de Deus (feat. Brunão Morada) - Ao Vivo
MFD - Manifestação dos Filhos de Deus (Ao Vivo)
{"copyright_id":"0x7a227ec3fbd61ca90604d12965acda14ec63b36e77aca76bef4cc78ec1d6b6d9","isrc":"BRKZM2100005","name":"Manifestação dos Filhos de Deus (feat. Brunão Morada) - Ao Vivo","registered_at":"2026-06-07T05:45:26Z","spotify_id":"60EDl6u8ORXQI2LxMJtiPS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a227ec3fbd61ca90604d12965acda14ec63b36e77aca76bef4cc78ec1d6b6d9. Chain 2 (Bitcoin): anchored in block 956856 (2026-07-06T01:25:57Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/60EDl6u8ORXQI2LxMJtiPS.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/60EDl6u8ORXQI2LxMJtiPS.
Manifestação dos Filhos de Deus (feat. Brunão Morada) [Ao Vivo]
{"copyright_id":"0x7a227ec3fbd61ca90604d12965acda14ec63b36e77aca76bef4cc78ec1d6b6d9","isrc":"BRKZM2100005","name":"Manifestação dos Filhos de Deus (feat. Brunão Morada) - Ao Vivo","registered_at":"2026-06-07T05:45:26Z","spotify_id":"2wAaYoVqpDY4drj1J65PU2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a227ec3fbd61ca90604d12965acda14ec63b36e77aca76bef4cc78ec1d6b6d9. 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/2wAaYoVqpDY4drj1J65PU2.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/2wAaYoVqpDY4drj1J65PU2.
{"copyright_id":"0x10364bc1bcaa52598b048bb48e7df2d4e0e2a489bd99f80908f1782fcb07f1da","isrc":"BRNQ01800040","name":"Que O Incenso Suba","registered_at":"2026-06-08T02:06:57Z","spotify_id":"6jJPimdOkKWRSukmtRsBwi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10364bc1bcaa52598b048bb48e7df2d4e0e2a489bd99f80908f1782fcb07f1da. 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/6jJPimdOkKWRSukmtRsBwi.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/6jJPimdOkKWRSukmtRsBwi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x997baf1886fd4e71997c9e7d56dc6667fbd16ab8c5c380bd1215434320e00f11. 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/4gTepH6Ij6PrwbjQYp7Z9u.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/4gTepH6Ij6PrwbjQYp7Z9u.
{"copyright_id":"0x3cfaa3d001341f9b81f9adeb0f0a36456536a66931add8fdf12a760c0902ce59","isrc":"BXN6X2000023","name":"Oh! Se Fendesses - Ao Vivo","registered_at":"2026-06-04T14:14:24Z","spotify_id":"5sCv1Y4bvrB2JrbJEnL90b","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3cfaa3d001341f9b81f9adeb0f0a36456536a66931add8fdf12a760c0902ce59. 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/5sCv1Y4bvrB2JrbJEnL90b.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/5sCv1Y4bvrB2JrbJEnL90b.
{"copyright_id":"0x9cf63368e817e1ffa0c988869c2f709b38f6e694ca5cd284e6beca03e43de898","isrc":"BXN6X2000025","name":"De Corações Puros - Ao Vivo","registered_at":"2026-06-09T06:16:56Z","spotify_id":"0k1J4hQnYPPzAZfCu1Kgu6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9cf63368e817e1ffa0c988869c2f709b38f6e694ca5cd284e6beca03e43de898. 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/0k1J4hQnYPPzAZfCu1Kgu6.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/0k1J4hQnYPPzAZfCu1Kgu6.
{"copyright_id":"0x2ef362ec7c435aa83efd27b4d3169ef674e7a4180693979246ac77173b6e24cf","isrc":"BXN6X2000026","name":"Espontâneo - Canção Profética - Ao Vivo","registered_at":"2026-06-09T14:39:04Z","spotify_id":"2gPv8VAQAIQirYlcaKFidC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2ef362ec7c435aa83efd27b4d3169ef674e7a4180693979246ac77173b6e24cf. 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/2gPv8VAQAIQirYlcaKFidC.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/2gPv8VAQAIQirYlcaKFidC.
Pedra Preciosa / É Tudo Sobre Você - Ao Vivo
{"copyright_id":"0xad22fa25c5b1779811bcf602ffd7e706a99990b294291ba8443096347cb6acd5","isrc":"BRUO62300001","name":"Quebrantado (feat. Brunão Morada)","registered_at":"2026-06-22T23:01:06Z","spotify_id":"4ym5GLBblT75Nz1FfpDhcV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad22fa25c5b1779811bcf602ffd7e706a99990b294291ba8443096347cb6acd5. 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/4ym5GLBblT75Nz1FfpDhcV.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/4ym5GLBblT75Nz1FfpDhcV.
{"copyright_id":"0x00641d99148007d3857f3f4206511ebc3b0407c7a5790ee6e3ea297b66a9da27","isrc":"BRUO62400002","name":"Casa do Pai (feat. Guilherme Andrade & Brunão Morada)","registered_at":"2026-06-06T16:22:29Z","spotify_id":"1Wm5RdnMF4uBqs5YmEefdr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x00641d99148007d3857f3f4206511ebc3b0407c7a5790ee6e3ea297b66a9da27. 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/1Wm5RdnMF4uBqs5YmEefdr.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/1Wm5RdnMF4uBqs5YmEefdr.
{"copyright_id":"0x542fc39a63f9cc50fc00fcb83613e8a7382b472c65d5e3caadae61f886cf9b96","isrc":"BXN6X2400007","name":"Preparem o Caminho","registered_at":"2026-06-10T17:48:49Z","spotify_id":"6oNwltnzDp6PDweyEFEPX9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x542fc39a63f9cc50fc00fcb83613e8a7382b472c65d5e3caadae61f886cf9b96. 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/6oNwltnzDp6PDweyEFEPX9.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/6oNwltnzDp6PDweyEFEPX9.