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 0x305a5fd9a1263ff8f07a66ac64499a1e5da662f609e5da8b8541cbda1bfebf71. 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/e633b700-481f-416d-966b-d2143ba87490.json and https://artists.proofprofile.net/proofs/artist/e633b700-481f-416d-966b-d2143ba87490.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Popurri: La Pollera Colora / Mi Cafetal / Tapame / La Suegra
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 0xca4b9993386c9d0dff60483106a10ad5b4f63bef645b140fd585e526a80037f2. 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/6SmPB3pbshk6raS7HLU6sm.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/6SmPB3pbshk6raS7HLU6sm.
{"copyright_id":"0xfa4d414862440b5ca63b04c61919dc3899c74d5f240f9b68b419a6d6b4350bfa","isrc":"AUMEV2383141","name":"Ya No Llores Corazón","registered_at":"2026-06-29T14:36:58Z","spotify_id":"5mFvjV4KCUnGC3H2rPncN4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfa4d414862440b5ca63b04c61919dc3899c74d5f240f9b68b419a6d6b4350bfa. 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/5mFvjV4KCUnGC3H2rPncN4.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/5mFvjV4KCUnGC3H2rPncN4.
{"copyright_id":"0xcb66e3b707ba81ef2c80ef00300f7e807dba37e43fdf43090b4abbae08fd29c4","isrc":"US3DF1317378","name":"Corrido De Los Perez","registered_at":"2026-06-29T14:39:08Z","spotify_id":"3fyEFyj5u9PLi2BYq9slz8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb66e3b707ba81ef2c80ef00300f7e807dba37e43fdf43090b4abbae08fd29c4. Chain 2 (Bitcoin): anchored in block 956560 (2026-07-03T23:28:02Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3fyEFyj5u9PLi2BYq9slz8.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/3fyEFyj5u9PLi2BYq9slz8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5153369b675901024ce1e6702ccc243e26f5691232f660f185fed8f7d5bf0ec4. Chain 2 (Bitcoin): anchored in block 956474 (2026-07-03T08:56:35Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2zRWMF6Lz5NDYP3sIOUopW.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/2zRWMF6Lz5NDYP3sIOUopW.
{"copyright_id":"0xcb66e3b707ba81ef2c80ef00300f7e807dba37e43fdf43090b4abbae08fd29c4","isrc":"US3DF1317378","name":"Corrido De Los Perez - En Vivo","registered_at":"2026-06-29T14:39:08Z","spotify_id":"66YFWrnGVNcE6DAhAbyaZz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcb66e3b707ba81ef2c80ef00300f7e807dba37e43fdf43090b4abbae08fd29c4. 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/66YFWrnGVNcE6DAhAbyaZz.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/66YFWrnGVNcE6DAhAbyaZz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5153369b675901024ce1e6702ccc243e26f5691232f660f185fed8f7d5bf0ec4. 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/42hBME1OjrSryC3m1bgPZv.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/42hBME1OjrSryC3m1bgPZv.
La Más Completa Colección (Disc 1 - Mexico)
La Más Completa Colección (Disc 2 - Mexico)
Siempre Te Recordaré (Qué Tienen Tus Ojos)
Enamorado De Ti - Album Version Longer Ending
{"copyright_id":"0xc929879fbc92e0faaf97fd979af9638f23fe53a8f7f573f0bec01c590f5ad47c","isrc":"USFI29901472","name":"Serenata Sin Luna","registered_at":"2026-06-28T20:19:44Z","spotify_id":"3RsT6h2JbPk10D6sn9Wn0Q","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc929879fbc92e0faaf97fd979af9638f23fe53a8f7f573f0bec01c590f5ad47c. 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/3RsT6h2JbPk10D6sn9Wn0Q.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/3RsT6h2JbPk10D6sn9Wn0Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56546432fb584360d9eb40f06601f2061833c2a2f9e5822a92222857826100ab. 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/0k3XNWfI0fCsctWV9FlAm6.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/0k3XNWfI0fCsctWV9FlAm6.
Si Te Quedaras - con Lupe Guevara de BXS
21 Black Jack (Nueva Edición Remasterizada)
Encuentro Romantico .. Industria Del Amor + Grupo Bryndis
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6a0c5483496760702947b7c1ac7c21672c918284c9bf465475518242fe091f0. 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/6zHCC0IegkqCKZ933sWHao.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/6zHCC0IegkqCKZ933sWHao.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdfa6111cc541272b46935d5ac645d69550c9554de710e2012fab13e56bc015ea. 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/1YkBFSyjwOdN8uJr31GBRC.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/1YkBFSyjwOdN8uJr31GBRC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77ea01292d738e3b5afff7b997495a5b6e1918e84057b63cacab5cfe14f8196e. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5Xj0JKGrD1SxJTN8hrmem8.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/5Xj0JKGrD1SxJTN8hrmem8.
{"copyright_id":"0xc66d9eec637531db9bfcd56a5d1558cece4f7e5caa9c2755d910929dbfedcdb3","isrc":"US3DF1319830","name":"Siempre Te Voy A Querer","registered_at":"2026-06-26T11:14:05Z","spotify_id":"2opX350NW68e2X9iitQUNy","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc66d9eec637531db9bfcd56a5d1558cece4f7e5caa9c2755d910929dbfedcdb3. 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/2opX350NW68e2X9iitQUNy.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/2opX350NW68e2X9iitQUNy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77ea01292d738e3b5afff7b997495a5b6e1918e84057b63cacab5cfe14f8196e. 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/4cnnpC8QktvroGGU3P0u2a.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/4cnnpC8QktvroGGU3P0u2a.
{"copyright_id":"0xc66d9eec637531db9bfcd56a5d1558cece4f7e5caa9c2755d910929dbfedcdb3","isrc":"US3DF1319830","name":"Siempre Te Voy A Querer","registered_at":"2026-06-26T11:14:05Z","spotify_id":"25VPMtWAV4gCc8YGB1ZNZe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc66d9eec637531db9bfcd56a5d1558cece4f7e5caa9c2755d910929dbfedcdb3. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/25VPMtWAV4gCc8YGB1ZNZe.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/25VPMtWAV4gCc8YGB1ZNZe.