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 0xad9de9daed861bce9b5026f69829c5df4c761332bde2af25a8bc697a61ef39b9. 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/720112e2-3647-4929-afe9-2a2731ebb965.json and https://artists.proofprofile.net/proofs/artist/720112e2-3647-4929-afe9-2a2731ebb965.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x59f6bc7ddfac9f1ba765f922bd568532161558c380e3f251a5b02ff0a360c065","isrc":"MXUM72002592","name":"Andas Mal Corazón","registered_at":"2026-06-28T19:27:29Z","spotify_id":"3ELDr26hYlhfZxOqCSdZFu","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 0x59f6bc7ddfac9f1ba765f922bd568532161558c380e3f251a5b02ff0a360c065. 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/3ELDr26hYlhfZxOqCSdZFu.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/3ELDr26hYlhfZxOqCSdZFu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfbef982b160082362bf62ce7b621cda6f400b34315af042c89f8486f7c77242a. 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/470AAjzgW1KS6oLH57PkVV.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/470AAjzgW1KS6oLH57PkVV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4266c5c23f780f571d481ca45c9a9f3985f41323acb06984dc5de071b33b329c. 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/4AHTrIAwr3z4b10ZiszMHL.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/4AHTrIAwr3z4b10ZiszMHL.
Grandes Éxitos Remezclados Y Remasterizados
12 Éxitos Con Los Montaneses De Monterrey
Nocturno Rosario (Las Poesías De Acuña) - Ranchera
AYER, HOY Y SIEMPRE CON… HÉCTOR MONTEMAYOR
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x111731c9a692688404d95f63fdca04b73e7ec1ca542d88cf9b066af9da5514fa. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2vPhDJd61qwP33aAx4A6Lp.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/2vPhDJd61qwP33aAx4A6Lp.
{"copyright_id":"0x24a5dd6d2c1035e63cee121aa047c131974cbeb4efebf7d5b49512bcf077447b","isrc":"MXH152300577","name":"Y Si Escuchas Mis Pasos","registered_at":"2026-06-27T08:22:57Z","spotify_id":"1RCmRDKQoaOXMnA9SIsaBh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x24a5dd6d2c1035e63cee121aa047c131974cbeb4efebf7d5b49512bcf077447b. Chain 2 (Bitcoin): anchored in block 956351 (2026-07-02T11:38:34Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1RCmRDKQoaOXMnA9SIsaBh.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/1RCmRDKQoaOXMnA9SIsaBh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dd80f6e7966f65c5572a765de371af30b8dfd5f0f9a826d223c4a436e9c91c2. 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/1JqytCjplYHR1sbRlLTdL6.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/1JqytCjplYHR1sbRlLTdL6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x20a85126de43b93ad1053199665e2c2593f07eb6c1952004fb3717a81dd84775. 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/7gLU35liBxOhYEof7ESDu2.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/7gLU35liBxOhYEof7ESDu2.
{"copyright_id":"0xfb445d5e3a1e84ec985a505d08fdad8309698990ee0677e922f48addb79b2dea","isrc":"MXH152400411","name":"Quiero Ver Tus Ojos - En Vivo","registered_at":"2026-06-18T18:18:04Z","spotify_id":"1X5bU1HoHrOWhAPwDQNfg9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfb445d5e3a1e84ec985a505d08fdad8309698990ee0677e922f48addb79b2dea. 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/1X5bU1HoHrOWhAPwDQNfg9.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/1X5bU1HoHrOWhAPwDQNfg9.
{"copyright_id":"0x3b966e5f0d6958c364ce27c9dd04b50eb0f72a2e5373af4bfd12cd2b65b31fac","isrc":"MXH152400416","name":"Por Qué No Vienes - En Vivo","registered_at":"2026-06-22T04:55:55Z","spotify_id":"183seHSsdG0CY0kUbM34zb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b966e5f0d6958c364ce27c9dd04b50eb0f72a2e5373af4bfd12cd2b65b31fac. 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/183seHSsdG0CY0kUbM34zb.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/183seHSsdG0CY0kUbM34zb.