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 0x9f6418995f5628755effd9a4c0627c82c7cca627c3565a921936fc81c0180e1f. 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/7ba06b1d-e5d5-40b0-a345-24b89db4b411.json and https://artists.proofprofile.net/proofs/artist/7ba06b1d-e5d5-40b0-a345-24b89db4b411.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
De Culichi a La Juana (feat. Buknas De Culiacan)
Soy Como El Tigre (feat. Los Buitres De Culiacan & Los Nuevos Elegantes)
Paseando Por Aca (feat. Los Buitres De Culiacan)
Leyenda De Jefes (feat. Los De Guamuchil)
Ramon Arellano (El de Colores) [En vivo]
El Corrido del Ocho Nueve "El Cris" (En vivo)
Popurri: Sabiendo Quien Eres / Tres Animales / El Pescado (En vivo)
Ramon Arellano (El de Colores) - En Vivo
El Corrido del Ocho Nueve "El Cris" - En Vivo
Popurri: Sabiendo Quien Eres / Tres Animales / El Pescado - En Vivo
{"copyright_id":"0xaa63906ec3b1ab51866f32b4a6beb1e30d763cd20d973767e42d31989b41e585","isrc":"QZDQH2362577","name":"Pa Eso Sí Son Buenos","registered_at":"2026-06-07T01:34:27Z","spotify_id":"79tALpncTSIatfxmNi9nkJ","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 0xaa63906ec3b1ab51866f32b4a6beb1e30d763cd20d973767e42d31989b41e585. 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/79tALpncTSIatfxmNi9nkJ.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/79tALpncTSIatfxmNi9nkJ.
{"copyright_id":"0x52d25ea8fdfd18f4e2175f8c6a2d104de351f25a782c5dfa1d0a8c65321cc7ca","isrc":"QZDQH2368795","name":"Buenas y Malas (En Vivo)","registered_at":"2026-06-27T08:18:29Z","spotify_id":"51UswFy3SCtDXfZTzAYu9r","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52d25ea8fdfd18f4e2175f8c6a2d104de351f25a782c5dfa1d0a8c65321cc7ca. 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/51UswFy3SCtDXfZTzAYu9r.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/51UswFy3SCtDXfZTzAYu9r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x16cf3c2919a876ef6ae65f47a38fa4d7ec7565357cf8338c5756a119178dadd3. 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/3ScjkMaEd72emedeMISnTG.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/3ScjkMaEd72emedeMISnTG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x54425d1300b65155fa1ad87ac752095b81c65c1ba382b671701a854c1507626f. 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/3YAVz027du1oZJxx0XPSnx.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/3YAVz027du1oZJxx0XPSnx.
Mix Alterado: Sanguinarios del M1, Carteles Unidos, Sangre En Mis Venas, Ojos Tumbados, Ondeado Y Decidido (En Vivo)
Mix Alterado: Sanguinarios del M1, Carteles Unidos, Sangre En Mis Venas, Ojos Tumbados, Ondeado Y Decidido - En Vivo
{"copyright_id":"0x08288c2781bb4e06aee9089cc0c61dd061eb8529fc155062212f5ef3931e19b4","isrc":"QZDQH2271643","name":"Al Ladito De Mi Sombra","registered_at":"2026-06-09T16:15:36Z","spotify_id":"1uu2RPcYRvVmRnbpLlmBgb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x08288c2781bb4e06aee9089cc0c61dd061eb8529fc155062212f5ef3931e19b4. 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/1uu2RPcYRvVmRnbpLlmBgb.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/1uu2RPcYRvVmRnbpLlmBgb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bb9668c84d014b172459e0a46281e16dacf1e8357e7c5f687cc5e13a75d510a. 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/3FEdhKCjYSLLVL8ZuvVOLT.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/3FEdhKCjYSLLVL8ZuvVOLT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1bb9668c84d014b172459e0a46281e16dacf1e8357e7c5f687cc5e13a75d510a. 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/4XmC1yIwNhjsDbss60jAvj.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/4XmC1yIwNhjsDbss60jAvj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a3c6f5ddc51418b25548805354a4e7ba8c99c48b9362e36c73b740faeb1c1f8. 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/0Ab61A2wnnIulxJfxuCqag.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/0Ab61A2wnnIulxJfxuCqag.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc4d6de679849b707e000e6b108ec3e607fe86da622277a15db5969ca9453172c. 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/4G4k0wYpK6F01iYDeVwQS6.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/4G4k0wYpK6F01iYDeVwQS6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x66666e81b9d1affb3d0dec8005d0f4643ca39f581248221f4788329567189c23. 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/3z2BgzCMGh1Obs9ZrvAE5G.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/3z2BgzCMGh1Obs9ZrvAE5G.