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 0x9ab54f24a9a120846c39306af0978fa0e292e15d4c2a5f53ad460f37769bb961. 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/55c47e9f-a50e-4e1c-9159-35e9c0bf21cd.json and https://artists.proofprofile.net/proofs/artist/55c47e9f-a50e-4e1c-9159-35e9c0bf21cd.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Los Compadres (feat. Los Nuevos Rebeldes)
Qué Hay Que Hacer (El Jr. Avendaño) - En Vivo
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 0x883801776dc981f33c1637e076b2afd8ffb41bea8c87989b2369074e216fab09. 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/4Ld9tULct8VbEh9feyA2XZ.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/4Ld9tULct8VbEh9feyA2XZ.
{"copyright_id":"0xee4eb9bda204d27b206d086c4e75294e94fb5c07cc69b2b323a7b0e84ba71da5","isrc":"QM6DC1538187","name":"Sanguinarios Del M1","registered_at":"2026-06-01T08:08:14Z","spotify_id":"4EAhDuoqyRtV4WiuN49OUe","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee4eb9bda204d27b206d086c4e75294e94fb5c07cc69b2b323a7b0e84ba71da5. 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/4EAhDuoqyRtV4WiuN49OUe.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/4EAhDuoqyRtV4WiuN49OUe.
{"copyright_id":"0x614054b8ec9b5c4cee8dfbc60a31fbbdbebe9e91d0c5465310eeb9a09a13f4b6","isrc":"QM6DC1538349","name":"Sanguinarios del M1","registered_at":"2026-06-10T16:10:28Z","spotify_id":"7gOJDmDW3imbNfALKc2BAU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x614054b8ec9b5c4cee8dfbc60a31fbbdbebe9e91d0c5465310eeb9a09a13f4b6. 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/7gOJDmDW3imbNfALKc2BAU.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/7gOJDmDW3imbNfALKc2BAU.
El Movimiento Alterado - Top 20 Corridos Delincuentes
{"copyright_id":"0xd965a3e7d6ed4f9e0d70840acfe8cb8e762ee310e21a5140f725b6b4db51ca61","isrc":"QM6DC1538590","name":"El Roke","registered_at":"2026-06-21T21:21:15Z","spotify_id":"5msNyaihA9vN2KkNxACTnf","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd965a3e7d6ed4f9e0d70840acfe8cb8e762ee310e21a5140f725b6b4db51ca61. 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/5msNyaihA9vN2KkNxACTnf.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/5msNyaihA9vN2KkNxACTnf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b2e56e8804e88eb1aa55f8532ba1bb39ecf45ae580939470dd2b9ec6f1b66a5. 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/0E1uacKxXgUu9AZKcNKmfI.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/0E1uacKxXgUu9AZKcNKmfI.
{"copyright_id":"0x36a600de334d3029a9622dd78eb6da4c30d840f122d2442c14c9bff918da468a","isrc":"QZ9QQ2300880","name":"Quien Es Quien","registered_at":"2026-06-20T04:02:24Z","spotify_id":"6LfcpjezozJFYAarlGYTs3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x36a600de334d3029a9622dd78eb6da4c30d840f122d2442c14c9bff918da468a. 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/6LfcpjezozJFYAarlGYTs3.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/6LfcpjezozJFYAarlGYTs3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef277f1f52ff1e11d55f40c17dd54a56b11651f4ea25262581d8141f27e1ec8c. 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/56F15e1gdIig8ItIXbwGr1.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/56F15e1gdIig8ItIXbwGr1.
{"copyright_id":"0xc5c77b2fed1ef9f54e3eccd7d6ce79ba5850b55a98651618e5a49b799af7c21e","isrc":"QM6DC1538194","name":"Escuela De Rancho","registered_at":"2026-06-10T16:09:52Z","spotify_id":"0JmnQ5TRO3wEfnyNhaVx0D","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5c77b2fed1ef9f54e3eccd7d6ce79ba5850b55a98651618e5a49b799af7c21e. 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/0JmnQ5TRO3wEfnyNhaVx0D.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/0JmnQ5TRO3wEfnyNhaVx0D.