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 0x9b7b702e682d44fafcc726b6b3113eac0ae17882f67e4f3dbd218769a8409aaa. Chain 2 (Bitcoin): anchored in block 953408 (2026-06-12T19:28:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/064ca16a-6dff-4ca2-85af-f765b9dd4754.json and https://artists.proofprofile.net/proofs/artist/064ca16a-6dff-4ca2-85af-f765b9dd4754.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Viva la vida (Participação especial Tropkillaz)
Sampa (Participação especial Emicida e Rael)
Gata eu vim do gueto (Participação especial ConeCrewDiretoria)
Aliados (Participação especial Mc Lon e Mc Rodolfinho)
Eu vou que vou (Participação especial Emicida e Mc Pedrinho)
Nem maior nem melhor (Tenha fé) (Participação especial Negra Li)
Ela disse (Vem) (Participação especial Haikaiss)
Cadê a mina? (Participação especial Marcelo D2)
Festa magnifica (Participação especial Mr. Catra)
Vou te dizer (Participação especial Claudia Leitte)
Viva la vida (Participação especial Tropkillaz) - Remix Nave e P. Dash
{"copyright_id":"0x0b0b7d861731ba1199c522febfe3a4d2f3ba275a7d872c2af3bf141aa4417c03","isrc":"BRWMB1700304","name":"No auge","registered_at":"2026-06-29T04:43:38Z","spotify_id":"4NM3Hi0PRAsfszSLGCAIaK","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 0x0b0b7d861731ba1199c522febfe3a4d2f3ba275a7d872c2af3bf141aa4417c03. 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/4NM3Hi0PRAsfszSLGCAIaK.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/4NM3Hi0PRAsfszSLGCAIaK.
Sonho Difícil / Minha Origem / Eu Já Quis - Ao Vivo
{"copyright_id":"0x2660c4deb64d79deef69b22bd9e16653547257308a165b9bb39853cd5b5ac25e","isrc":"BRKO12200241","name":"País do Futebol (No Flow)","registered_at":"2026-06-06T23:51:40Z","spotify_id":"115EFwguc4backKEA1WVWT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2660c4deb64d79deef69b22bd9e16653547257308a165b9bb39853cd5b5ac25e. 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/115EFwguc4backKEA1WVWT.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/115EFwguc4backKEA1WVWT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9713e694f66db471e370226fdbc3cfaae47285818e41199c9ecf3eb355e66072. 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/1Ow0D2ktm4rT28oxe4BUR4.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/1Ow0D2ktm4rT28oxe4BUR4.
{"copyright_id":"0x332076596a33e96f1b96e017f5eb064ef1c8b1e220987ae86bb5aff697d5fd62","isrc":"BCSOR2400059","name":"Entre o Bem e a Maldade","registered_at":"2026-06-18T16:04:31Z","spotify_id":"7oMziN9faE3Q0slHJDkbAC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x332076596a33e96f1b96e017f5eb064ef1c8b1e220987ae86bb5aff697d5fd62. 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/7oMziN9faE3Q0slHJDkbAC.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/7oMziN9faE3Q0slHJDkbAC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39cbf7206f571b6b283fd7bfac2d92546d90e33c584c582601158ec0590da868. 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/0XoMkcql6OvQa5tJHQ4eAs.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/0XoMkcql6OvQa5tJHQ4eAs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xec224947a2d845307689f06373cd2d3d8edc08ab7cef06c8953b61a944b3b526. 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/3GlkJOtFBla6Pgu0SMyHsu.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/3GlkJOtFBla6Pgu0SMyHsu.
{"copyright_id":"0x01cf0644fcdce7c332d5d362a16f478d12d47a1d627b072d823df8dab6dca5e1","isrc":"BCSOR2500054","name":"Elon Musk","registered_at":"2026-06-11T10:04:48Z","spotify_id":"0JblLWNtYIDCaGxZEzNEbi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01cf0644fcdce7c332d5d362a16f478d12d47a1d627b072d823df8dab6dca5e1. 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/0JblLWNtYIDCaGxZEzNEbi.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/0JblLWNtYIDCaGxZEzNEbi.
{"copyright_id":"0x616f502c17701badd882db0e12c086db4a3096db139077c6caa53e78b8fa1f2e","isrc":"BCSOR2500097","name":"Cara Fechada","registered_at":"2026-06-05T07:02:08Z","spotify_id":"6sUQGIEOnwOR3rQsa7q28D","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x616f502c17701badd882db0e12c086db4a3096db139077c6caa53e78b8fa1f2e. 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/6sUQGIEOnwOR3rQsa7q28D.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/6sUQGIEOnwOR3rQsa7q28D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1aec83ac147d236c9dea4832c8430d8c3c43e9f2b939af2c892053d4c91a35f7. 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/1qXQxQYYYtHr88upUTs2Xp.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/1qXQxQYYYtHr88upUTs2Xp.
{"copyright_id":"0x650c838b8e38398ccae52ce44f9ae144f5a5b6fe2b6add988dada8dca306504b","isrc":"BRXM91300068","name":"Me Engana","registered_at":"2026-06-23T06:50:43Z","spotify_id":"0RlEfWryTYd0CcF7iSSji7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x650c838b8e38398ccae52ce44f9ae144f5a5b6fe2b6add988dada8dca306504b. 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/0RlEfWryTYd0CcF7iSSji7.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/0RlEfWryTYd0CcF7iSSji7.
{"copyright_id":"0x3d4b459b30ea1959632e2530624a2babbcb175b756ad22d2d11ec3728b125e0b","isrc":"BRSME1401154","name":"Suíte 14 (feat. Mc Guimê) - Ao Vivo","registered_at":"2026-06-01T11:02:13Z","spotify_id":"4lbPwb1Beo7JU2VwuJRTeR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d4b459b30ea1959632e2530624a2babbcb175b756ad22d2d11ec3728b125e0b. 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/4lbPwb1Beo7JU2VwuJRTeR.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/4lbPwb1Beo7JU2VwuJRTeR.
Suíte 14 (Mister Jam Remix) (feat. Mc Guimê)
{"copyright_id":"0x8c8795624299edf9fed4e03cbf70415cc3ecedb626cf73725373cdf8dc95b6ab","isrc":"BRSME1401310","name":"Suíte 14 (Mister Jam Remix) (feat. Mc Guimê)","registered_at":"2026-06-06T17:23:41Z","spotify_id":"1oCKRZ8pPz0CSrWDayVsnj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c8795624299edf9fed4e03cbf70415cc3ecedb626cf73725373cdf8dc95b6ab. 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/1oCKRZ8pPz0CSrWDayVsnj.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/1oCKRZ8pPz0CSrWDayVsnj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a07be392fb074784ff0c8a3fb6fd787d73934e04546913bf9c2db932b6f1efc. 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/2Mmo4ymz1ovyU5pPhrCx2b.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/2Mmo4ymz1ovyU5pPhrCx2b.