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 0x0cb29201743c3d9d6f9a720181fe32ec26da1f72bb1e1fccc8b401d85bcd7f04. 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/4569dc60-fc6e-4e63-9902-e95166b58002.json and https://artists.proofprofile.net/proofs/artist/4569dc60-fc6e-4e63-9902-e95166b58002.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Ponte Atento/Debes Hacerlo - Dub Industrial Mix
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 0x1e703999060554830348577ade9a23c21f46e6844cc7511f0e03f5160c2761e4. Chain 2 (Bitcoin): anchored in block 956822 (2026-07-05T18:48:28Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/74uSOAbxkTI4ET4CeXITnH.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/74uSOAbxkTI4ET4CeXITnH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5e5436274ce61c29811fc0bca37843fca2fc1b2e50a929f3aa8b76aaed7095e. 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/3nrDS2DUA5EQsvhEkqXibn.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/3nrDS2DUA5EQsvhEkqXibn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4518d5d60b454ca73f06c592cc921e73c27e431412f16602dcae2fbc2106e6f. 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/4tSFAjavUS6XY1up4OMboR.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/4tSFAjavUS6XY1up4OMboR.
La Colegiala feat. Margarita La Diosa de la Cumbia
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e703999060554830348577ade9a23c21f46e6844cc7511f0e03f5160c2761e4. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/227FhZseGObRr8zd5lyfu4.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/227FhZseGObRr8zd5lyfu4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5e5436274ce61c29811fc0bca37843fca2fc1b2e50a929f3aa8b76aaed7095e. Chain 2 (Bitcoin): anchored in block 956725 (2026-07-05T01:12:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5RByb2Z7eu3wSos1y4bqhY.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/5RByb2Z7eu3wSos1y4bqhY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x458ac68e9c5e978c042ae1bf4148c390db3d28e51f9254442bfa958acfd88c5d. 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/18S5veM1KJD6PuqKMCJQT9.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/18S5veM1KJD6PuqKMCJQT9.
Fiesta Party (feat. Aleks Syntek) [En Vivo]
Fiesta Party (feat. Aleks Syntek) - En Vivo
Colegiala (feat. Margarita La Diosa de la Cumbia) - En Vivo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x458ac68e9c5e978c042ae1bf4148c390db3d28e51f9254442bfa958acfd88c5d. 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/4K5197Wyn5rmu18ET8JDDp.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/4K5197Wyn5rmu18ET8JDDp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e703999060554830348577ade9a23c21f46e6844cc7511f0e03f5160c2761e4. 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/35YXfdTibtDH32Kaf458nE.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/35YXfdTibtDH32Kaf458nE.
Medley Reggae (feat. Calo) - 20 Años - En Vivo
{"copyright_id":"0x6b19e9c6386c0182d93161767a177e1787b21921dd7c7deff7c7c613080644a2","isrc":"MXF011600342","name":"Medley Reggae (feat. Calo) - 20 Años - En Vivo","registered_at":"2026-06-09T04:52:10Z","spotify_id":"4GuUZhhPnWP9XjphtHSdrv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b19e9c6386c0182d93161767a177e1787b21921dd7c7deff7c7c613080644a2. 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/4GuUZhhPnWP9XjphtHSdrv.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/4GuUZhhPnWP9XjphtHSdrv.
La Colegiala (feat. Calo) - 20 Años - En Vivo
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9528606104299addbb927c3ab46095e0cabc741f82978381d5056676438c78d5. 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/4qjrQ2Y04VzgENygakXMsw.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/4qjrQ2Y04VzgENygakXMsw.
Popocatépetl (feat. MDO & Calo) - En Vivo - 90's Pop Tour, Vol. 2
{"copyright_id":"0xfc73452b7b553d2f9f59003583394c87fdaa899fe366d3068bbf04a29d3cac12","isrc":"MXF011800202","name":"Popocatépetl (feat. MDO & Calo) - En Vivo - 90's Pop Tour, Vol. 2","registered_at":"2026-06-08T11:11:13Z","spotify_id":"1AAyNwkKmRkVvj1Qfz2ddR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc73452b7b553d2f9f59003583394c87fdaa899fe366d3068bbf04a29d3cac12. 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/1AAyNwkKmRkVvj1Qfz2ddR.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/1AAyNwkKmRkVvj1Qfz2ddR.
Te Pertenezco (feat. Calo) - En Vivo - 90's Pop Tour, Vol. 2
{"copyright_id":"0x1fe517422886467803aea7b0a6df0005b310e5f1939daeeba4822589a9c0f054","isrc":"MXF011800233","name":"Te Pertenezco (feat. Calo) - En Vivo - 90's Pop Tour, Vol. 2","registered_at":"2026-06-10T15:04:22Z","spotify_id":"7w8pG96bYBaXQXVvDKFmcS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1fe517422886467803aea7b0a6df0005b310e5f1939daeeba4822589a9c0f054. 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/7w8pG96bYBaXQXVvDKFmcS.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/7w8pG96bYBaXQXVvDKFmcS.
Colegiala (feat. OV7) - En Vivo - 90's Pop Tour, Vol. 2
{"copyright_id":"0xb567092c912d37ea5a7220de8feabb571e72ec3bc81285ddf6115db108f4c44d","isrc":"MXF011800235","name":"Colegiala (feat. OV7) - En Vivo - 90's Pop Tour, Vol. 2","registered_at":"2026-06-07T12:34:07Z","spotify_id":"6eUVu2HM4it19MIVSlTibD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb567092c912d37ea5a7220de8feabb571e72ec3bc81285ddf6115db108f4c44d. 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/6eUVu2HM4it19MIVSlTibD.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/6eUVu2HM4it19MIVSlTibD.
Súbete a Mi Moto / Claridad (feat. Calo, OV7, The Sacados & El Círculo) - En Vivo - 90's Pop Tour, Vol. 2
{"copyright_id":"0x08449f16a0c20b8c2235da49984ddf0ea93675d3dc848a7355add8525430aa84","isrc":"MXF011800215","name":"Súbete a Mi Moto / Claridad (feat. Calo, OV7, The Sacados & El Círculo) - En Vivo - 90's Pop Tour, Vol. 2","registered_at":"2026-06-06T16:40:37Z","spotify_id":"0ACC1tNJOpNdCIpPTMaAQG","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08449f16a0c20b8c2235da49984ddf0ea93675d3dc848a7355add8525430aa84. 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/0ACC1tNJOpNdCIpPTMaAQG.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/0ACC1tNJOpNdCIpPTMaAQG.
No Puedo Más (feat. Kalimba) - En Vivo - 90's Pop Tour, Vol. 2
{"copyright_id":"0x9eb09d073f5a931ae94a734f153bde2348cb5f9dc31287e8cb69a725016b90c1","isrc":"MXF011800241","name":"No Puedo Más (feat. Kalimba) - En Vivo - 90's Pop Tour, Vol. 2","registered_at":"2026-06-06T09:32:15Z","spotify_id":"2Ta5PN0oPbvZ7PGmwLWpbD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9eb09d073f5a931ae94a734f153bde2348cb5f9dc31287e8cb69a725016b90c1. 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/2Ta5PN0oPbvZ7PGmwLWpbD.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/2Ta5PN0oPbvZ7PGmwLWpbD.
Shabadabada (feat. Fey, Calo, JNS, The Sacados, MDO, Litzy, Iran Castillo & El Círculo) - En Vivo - 90's Pop Tour, Vol. 2
{"copyright_id":"0x5639e486fa67c8f5d98a8cf46153fea99ec6ba6f737f9c06220e71589d063777","isrc":"MXF011800242","name":"Shabadabada (feat. Fey, Calo, JNS, The Sacados, MDO, Litzy, Iran Castillo & El Círculo) - En Vivo - 90's Pop Tour, Vol. 2","registered_at":"2026-06-10T15:15:24Z","spotify_id":"5gt61mwlDEpOV89z9kDP4L","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5639e486fa67c8f5d98a8cf46153fea99ec6ba6f737f9c06220e71589d063777. 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/5gt61mwlDEpOV89z9kDP4L.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/5gt61mwlDEpOV89z9kDP4L.
Sube Que Baja (feat. OV7, Calo & JNS) - En Vivo - 90's Pop Tour, Vol. 2
{"copyright_id":"0x3589b54edb72f5438ef7825e2adb2a687c046de852cfef56f8227414b0a6809e","isrc":"MXF011800219","name":"Sube Que Baja (feat. OV7, Calo & JNS) - En Vivo - 90's Pop Tour, Vol. 2","registered_at":"2026-06-07T12:37:19Z","spotify_id":"2yalOD4IJh32WLb9IQR5Jj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3589b54edb72f5438ef7825e2adb2a687c046de852cfef56f8227414b0a6809e. 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/2yalOD4IJh32WLb9IQR5Jj.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/2yalOD4IJh32WLb9IQR5Jj.
Mírame a los Ojos (feat. Calo, Iran Castillo, Litzy & JNS) - En Vivo - 90's Pop Tour, Vol. 2
{"copyright_id":"0x2938ef3c584afeec7398ff4de9aa4d66106e1365fd1ee88c3fdfc6475cf0abb9","isrc":"MXF011800243","name":"Mírame a los Ojos (feat. Calo, Iran Castillo, Litzy & JNS) - En Vivo - 90's Pop Tour, Vol. 2","registered_at":"2026-06-17T23:32:14Z","spotify_id":"0QirpZsB1uEuhLfihifMXi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2938ef3c584afeec7398ff4de9aa4d66106e1365fd1ee88c3fdfc6475cf0abb9. 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/0QirpZsB1uEuhLfihifMXi.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/0QirpZsB1uEuhLfihifMXi.
Muévelo (feat. OV7, Calo, JNS, The Sacados, MDO, Litzy, Iran Castillo & El Círculo) - En Vivo - 90's Pop Tour, Vol. 2
{"copyright_id":"0x3ec47fb5f8abccd04ffdaa0b9a24e8cf8b8d91124a2c1f95fceab46bda9a66a3","isrc":"MXF011800244","name":"Muévelo (feat. OV7, Calo, JNS, The Sacados, MDO, Litzy, Iran Castillo & El Círculo) - En Vivo - 90's Pop Tour, Vol. 2","registered_at":"2026-06-11T05:23:38Z","spotify_id":"62YrCmsbqWSlX4leSDlGen","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ec47fb5f8abccd04ffdaa0b9a24e8cf8b8d91124a2c1f95fceab46bda9a66a3. 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/62YrCmsbqWSlX4leSDlGen.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/62YrCmsbqWSlX4leSDlGen.