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 0xb9e0dd0f966121f95cc9f6c7fcb40a8b53b0e5eec9426996a27b7c755ec2415c. 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/86450bb2-799d-4085-891f-83b6dae87223.json and https://artists.proofprofile.net/proofs/artist/86450bb2-799d-4085-891f-83b6dae87223.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xe1f33bb1b2f26959c18cb24dc52f69f7526bf7d94e5c8dedcddf0d7a6fc3769c","isrc":"MXUM71001164","name":"Los Dos Maleantes","registered_at":"2026-06-29T07:50:46Z","spotify_id":"2mgXUFTzncBFAX8D5olbKO","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 0xe1f33bb1b2f26959c18cb24dc52f69f7526bf7d94e5c8dedcddf0d7a6fc3769c. 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/2mgXUFTzncBFAX8D5olbKO.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/2mgXUFTzncBFAX8D5olbKO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfe19f4439c04b5c25655fe753cfc5e44f7c00b2540637d49371cc5ed588b6e3a. 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/1S0oN576Pg3sKX8z0XEynO.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/1S0oN576Pg3sKX8z0XEynO.
{"copyright_id":"0xe81e5dcb8911569de2ec1fa8a37b43a71c128df854d7e0bb5f43230b88849635","isrc":"USDY41818782","name":"Dando y Dando","registered_at":"2026-06-29T07:51:22Z","spotify_id":"6UCGuFbZTnHGXMuhKQIMD7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe81e5dcb8911569de2ec1fa8a37b43a71c128df854d7e0bb5f43230b88849635. 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/6UCGuFbZTnHGXMuhKQIMD7.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/6UCGuFbZTnHGXMuhKQIMD7.
Si Me Ha De Cargar La Chin... Que Sea En Guadalajara
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x101148cd1c309e51647c5688d5131d80651db1829bcccba3f6583d8815a20050. 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/0ByunQVymqvEzbDhZvmfnD.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/0ByunQVymqvEzbDhZvmfnD.
{"copyright_id":"0xab65df47807ad35aaef54b408dbf1c54c29f7f7fa5dcfccf9c35c039baaffd4e","isrc":"MXUM71001162","name":"Maricas Y Coyones","registered_at":"2026-06-29T07:54:13Z","spotify_id":"1sqlL1MIEGpepNNxaLElhJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab65df47807ad35aaef54b408dbf1c54c29f7f7fa5dcfccf9c35c039baaffd4e. 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/1sqlL1MIEGpepNNxaLElhJ.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/1sqlL1MIEGpepNNxaLElhJ.
{"copyright_id":"0x9c0f2f239512d1fbfbb70ec2edf1911f9b766b34c8ce148a223858af37274d72","isrc":"QM6DC1733955","name":"Garantizado el clavo","registered_at":"2026-06-29T07:50:48Z","spotify_id":"5TdfzMOYrosec33lO5R1Il","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c0f2f239512d1fbfbb70ec2edf1911f9b766b34c8ce148a223858af37274d72. 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/5TdfzMOYrosec33lO5R1Il.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/5TdfzMOYrosec33lO5R1Il.
{"copyright_id":"0x1170451c5d4e3f92fbc7de8c7a26e674314ac11bb5f5d5771acfea89d42ea607","isrc":"QM6DC1737139","name":"Compa Monche","registered_at":"2026-06-29T07:52:46Z","spotify_id":"16TEkrxgBtrQu9pye1ailp","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1170451c5d4e3f92fbc7de8c7a26e674314ac11bb5f5d5771acfea89d42ea607. 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/16TEkrxgBtrQu9pye1ailp.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/16TEkrxgBtrQu9pye1ailp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda33bc053519ec36112b47168036914708519d687f722725b804e5cfeb9bfcad. 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/2XrFadLrHZhcaN88RRVXqh.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/2XrFadLrHZhcaN88RRVXqh.
{"copyright_id":"0xa3a5aced99f94598c407ebd223dd8fad62dc9766b9ef63950a53b144feddbb8d","isrc":"QM6DC1737150","name":"El Primo Martin","registered_at":"2026-06-29T07:54:03Z","spotify_id":"6SgpdtrlBp9AkRiR7HHKgf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa3a5aced99f94598c407ebd223dd8fad62dc9766b9ef63950a53b144feddbb8d. 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/6SgpdtrlBp9AkRiR7HHKgf.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/6SgpdtrlBp9AkRiR7HHKgf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x101148cd1c309e51647c5688d5131d80651db1829bcccba3f6583d8815a20050. Chain 2 (Bitcoin): anchored in block 956742 (2026-07-05T05:07:15Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/6YjtYpWn4ry5mttnEbrJiL.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/6YjtYpWn4ry5mttnEbrJiL.
Hasta La Madre De Borracho (Version Acustica)
{"copyright_id":"0x19160812407f166e121554825e41cd07912309783a79e59c8224ed34cfed31b0","isrc":"QM6DC1736964","name":"La Michoacano y El Jaliciense (En Vivo)","registered_at":"2026-06-29T07:51:32Z","spotify_id":"4m9equtnNlfaRquTt2lGeW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19160812407f166e121554825e41cd07912309783a79e59c8224ed34cfed31b0. 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/4m9equtnNlfaRquTt2lGeW.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/4m9equtnNlfaRquTt2lGeW.
{"copyright_id":"0xad3eaee7717648914cbbdb075f0883700730e19f1d94208faca68b60903119c7","isrc":"QM6DC1733864","name":"En Mi Ultima Despedida","registered_at":"2026-06-29T07:51:16Z","spotify_id":"1BmVqq2TDDuX1RBwJTsTEu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad3eaee7717648914cbbdb075f0883700730e19f1d94208faca68b60903119c7. 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/1BmVqq2TDDuX1RBwJTsTEu.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/1BmVqq2TDDuX1RBwJTsTEu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x317c929c212ac6a416a3c039922fccb7ec8c9045686a82f86e9565a023bf01b1. 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/3L2R6eDQEDFyOr3rZGgwdY.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/3L2R6eDQEDFyOr3rZGgwdY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5989ce11c283db43206e641d3f11511090e76beaba49301049f4b2b429800fae. 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/3yG25nV3iK2GXe4h1EKaYu.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/3yG25nV3iK2GXe4h1EKaYu.
Los Inquietos Del Norte: Pandora Whiteboard Sessions (Live)
Mi Amigo El De Arriba "Coleccion De Corridos", Vol. 2
Mi Amigo El De Arriba "Coleccion De Corridos" Volumen 2
{"copyright_id":"0x92cda8bf3a926194f4fd3b187176a2c1c1d20a7cf535b0d20c1d53589bc0c65b","isrc":"QM6DC1737169","name":"Regresa Hoy Por Favor (Version Violin)","registered_at":"2026-06-28T19:10:43Z","spotify_id":"2blEmbG2goTSKOU8DcDPFf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92cda8bf3a926194f4fd3b187176a2c1c1d20a7cf535b0d20c1d53589bc0c65b. 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/2blEmbG2goTSKOU8DcDPFf.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/2blEmbG2goTSKOU8DcDPFf.
Requisito Americano (feat. Marco Flores Y La Numero 1 Banda Jerez)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fb4a596632911980ece388aaed8a6e08c9029c7a62db3bd4a4181c7109ee20b. 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/1ncnnOsh7B5FCip8OqGll2.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/1ncnnOsh7B5FCip8OqGll2.
Requisito Americano (feat. Marco Flores)
De Noche Enfiestado y la Vida la Vida a Lo Que da (Version de Lujo)
De Que Se Puede Se Puede (Nueva Version)
De Noche Enfiestado y La Vida a Lo Que Da (Version De Lujo)
Con Violin, Tololoche y Guitarras Gracias Al Creador
{"copyright_id":"0xecfdb90bdad0bb9270dc565db9b75795934ea869a2d4a736c53869a498f7f8e6","isrc":"QM6DC2088861","name":"Cuantos Vaizasos","registered_at":"2026-06-29T07:51:52Z","spotify_id":"7okO3oU0YX33WPRHjaDZhI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xecfdb90bdad0bb9270dc565db9b75795934ea869a2d4a736c53869a498f7f8e6. 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/7okO3oU0YX33WPRHjaDZhI.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/7okO3oU0YX33WPRHjaDZhI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d7b02ab561506a7700ba5a057b5feb5f859b3c2f7861e24ec043d629b8c8576. 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/0H66MJNosfoyRWwBOKNyaj.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/0H66MJNosfoyRWwBOKNyaj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88d4e9e69060d47ae2554760cddcfc335086306f879e1cdfcd50d0d152720223. 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/2dNPwyWuMJnPqBarDXM4Uu.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/2dNPwyWuMJnPqBarDXM4Uu.
{"copyright_id":"0x9c376702bddead5bab87a114a60eece40cd73dfd4cf2437c88a1ffc907ef9994","isrc":"QZNFJ2307746","name":"De Que Puedo Puedo","registered_at":"2026-06-04T05:59:41Z","spotify_id":"3qnCn9WImrTRRaqIxC6WIN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c376702bddead5bab87a114a60eece40cd73dfd4cf2437c88a1ffc907ef9994. 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/3qnCn9WImrTRRaqIxC6WIN.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/3qnCn9WImrTRRaqIxC6WIN.
{"copyright_id":"0x0f374fc99141214be30188e6ef3b0aa0cedbb61f6ea6df0033a68e498588b52d","isrc":"DGA072478806","name":"Libre Albedrío","registered_at":"2026-06-07T19:10:43Z","spotify_id":"1Xij4MDPlclccJtHt2Gsh3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f374fc99141214be30188e6ef3b0aa0cedbb61f6ea6df0033a68e498588b52d. 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/1Xij4MDPlclccJtHt2Gsh3.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/1Xij4MDPlclccJtHt2Gsh3.
{"copyright_id":"0x8b9b4debed47e1274e0ae7237e0f50d8e572e672a65b305847259a3bdc8dcd29","isrc":"QZ9QQ2400152","name":"El Fulano","registered_at":"2026-06-01T22:50:08Z","spotify_id":"5WvnjvR7hKpzFbiMORlehl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8b9b4debed47e1274e0ae7237e0f50d8e572e672a65b305847259a3bdc8dcd29. 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/5WvnjvR7hKpzFbiMORlehl.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/5WvnjvR7hKpzFbiMORlehl.
Los Reyes Jóvenes De La Onda Norteña (Vol. III)