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 0x5e10c7ff1d59a07d045a23efb0317297c6dc1e8c50c049ef3995b86933427d59. 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/0b74851f-524f-4d7e-8892-201e74d6aa64.json and https://artists.proofprofile.net/proofs/artist/0b74851f-524f-4d7e-8892-201e74d6aa64.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
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 0x2c21b24185b16b25787055a9a967b2f0ceaab43267ba09362747fbe8c6a7d7c4. 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/0l8tsGZF8jey44hAFbwUax.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/0l8tsGZF8jey44hAFbwUax.
Pisteando Desde Bellavista Vol.2 (En Vivo)
{"copyright_id":"0xf6986cfadeea18497b8f076146dab7c5168dd4d60ad5533109704dc2f45c7170","isrc":"USHM81512276","name":"El Guero de Guamuchil","registered_at":"2026-06-05T04:13:10Z","spotify_id":"07Elm8YRCmlAZcz8YVA7dV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf6986cfadeea18497b8f076146dab7c5168dd4d60ad5533109704dc2f45c7170. 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/07Elm8YRCmlAZcz8YVA7dV.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/07Elm8YRCmlAZcz8YVA7dV.
{"copyright_id":"0x049180598bc234fd7dc1497bc26b989c1cfd4cbe9db5c075d2a4a801e5381b04","isrc":"USHM81512277","name":"Legado de Hermanos","registered_at":"2026-06-23T09:47:09Z","spotify_id":"6GkYoqvJkMgmyLnOWGLfOz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x049180598bc234fd7dc1497bc26b989c1cfd4cbe9db5c075d2a4a801e5381b04. 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/6GkYoqvJkMgmyLnOWGLfOz.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/6GkYoqvJkMgmyLnOWGLfOz.
{"copyright_id":"0x0611269f7915f77cb204c7dcf86f96ff2c8393d9bd078ae18832fb7c9fe15a13","isrc":"USANG2194729","name":"Lagrimas De Sangre (En Vivo)","registered_at":"2026-06-25T07:39:30Z","spotify_id":"41krtGYlUjufT47u5jTYGg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0611269f7915f77cb204c7dcf86f96ff2c8393d9bd078ae18832fb7c9fe15a13. 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/41krtGYlUjufT47u5jTYGg.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/41krtGYlUjufT47u5jTYGg.
Hoy Toco Gozar (El Champion) [En Vivo] [feat. Banda la Conquista]
El Rey del Polvo (En Vivo) [feat. Banda la Conquista]
Relatos de Jefes (feat. Grupo Fernandez & Marca Registrada) - Single
Relatos de Jefes (feat. Grupo Fernandez & Marca Registrada)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2985a166fe4a17465b734c9c8f7dc2c0b1aa25155a1c3ba5142ac729e7a3ab5b. 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/26ffMA2QIHjbQZpBlv6GmA.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/26ffMA2QIHjbQZpBlv6GmA.
Pisteando Desde Bellavista Vol.3 (En Vivo)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0d08fb6608fd4ce8ac249697940cea7cbbd688fa98353012c8def17b403c3235. 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/02K2S5r1c7I3uM6GeFSqcF.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/02K2S5r1c7I3uM6GeFSqcF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5e99eb49505c816f4ab0dce7eaa28452d43aa5a1a1e1413387414bfe506c9d53. 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/6OOYQVCPUmPOgY8EtxzglZ.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/6OOYQVCPUmPOgY8EtxzglZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b1816ba358b2bbfb5b62acf3bc63061e35ff2d412f90b935b13754d1945bec5. 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/6Wjc5mi3MN9IAJeOcImYl3.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/6Wjc5mi3MN9IAJeOcImYl3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x524529bdaaef6f3025577c88d90d52f06998b7ab32e955172b21123d1694387a. 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/2KRUYQw8bF2vkGQrbnCYJ4.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/2KRUYQw8bF2vkGQrbnCYJ4.