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 0x459baef9f3ee5316734faa260bbe534622f5f4752232c467b5aa467220b74290. 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/3055568b-95cd-40a2-b219-2e99ff3ebf8a.json and https://artists.proofprofile.net/proofs/artist/3055568b-95cd-40a2-b219-2e99ff3ebf8a.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 0xb62e41174dc66b1d30146d3fb57e034feceea2773d03942ef6e3a676539c85e8. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2FyeJMaLgdMVsMB7a1z9tr.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/2FyeJMaLgdMVsMB7a1z9tr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb0fa2f80313e5bce3b1070b1261741990af5cc29792c8d728560f06a9931f691. 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/1Ks4NhhRV7j19W66tN6f9N.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/1Ks4NhhRV7j19W66tN6f9N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a2da4842eeac729b43e8baecb3a000e81228132dd53cf201e2345a6d7bd85b8. 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/6uC69FnWF1sKT3m9aH2y0J.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/6uC69FnWF1sKT3m9aH2y0J.
{"copyright_id":"0x9dbae408a750455dfd6679e8b5d6ed99f9ed87480f2be0caf8f1135859a04ca2","isrc":"CUA012005804","name":"Quien No Ha Dicho una Mentira","registered_at":"2026-06-07T06:46:36Z","spotify_id":"7e1Xo1Blv1Tsw334oDZIOI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9dbae408a750455dfd6679e8b5d6ed99f9ed87480f2be0caf8f1135859a04ca2. 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/7e1Xo1Blv1Tsw334oDZIOI.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/7e1Xo1Blv1Tsw334oDZIOI.
{"copyright_id":"0x2151f604e65d000ad6856f5e1e2a5d601c497245bceacb1bf95ce1b60c4ab416","isrc":"CUA012005806","name":"Se Muere de Sed la Tía","registered_at":"2026-06-25T16:46:54Z","spotify_id":"21Y1YtFVPVnDo2w5ExKmAT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2151f604e65d000ad6856f5e1e2a5d601c497245bceacb1bf95ce1b60c4ab416. 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/21Y1YtFVPVnDo2w5ExKmAT.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/21Y1YtFVPVnDo2w5ExKmAT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd3b5a570ddc107e13ee2db603dec5b055c7b0aec5a6109af87f89f0cc472966e. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1QhfNy4NoS0AOc992moI76.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/1QhfNy4NoS0AOc992moI76.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe71edc0f0458a365632b9af1d22eaf5d70afd9374c927adba0c64798466e65c. 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/0SSQ63ANuOmeF8tnzTzmie.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/0SSQ63ANuOmeF8tnzTzmie.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcec9d525a47ddd7778c574a9357593a6e38543f352cfa64f90bf3a838e565144. 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/5J9v8RjujLqxYvX6NxGNg2.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/5J9v8RjujLqxYvX6NxGNg2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc2c810e3380cd103678e02b9fa654c1f8e15345709b250704c507a02143e0959. 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/2qLG0QKR6he7P38iUORngR.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/2qLG0QKR6he7P38iUORngR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e0b46b81cf04757cb5982365c4616bfe1d450f4ea9ec7d253f220aab220e73e. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0VEznaH0qSMMx59bjKvmY8.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/0VEznaH0qSMMx59bjKvmY8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60a420d3587887abfa26d2e4311c0bd076267812d5c433e296287aa7a214f5b5. 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/4dfgxQOweOAIbUpNiPBcKY.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/4dfgxQOweOAIbUpNiPBcKY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x889728153672f124b15324ee67d8116c814f821f29461510e28031c07e5ea11e. 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/3fXIvytaOtAZjJZrBaakPr.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/3fXIvytaOtAZjJZrBaakPr.
{"copyright_id":"0x49a36eb9f805fee1786c6dfab62db2352677a2fc219b2b3b1b374041ed12a4f2","isrc":"QZEZZ2300012","name":"Ven, dame un abrazo","registered_at":"2026-06-18T18:20:44Z","spotify_id":"7K9sTvpyDlwLZ9XX3OhmGr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x49a36eb9f805fee1786c6dfab62db2352677a2fc219b2b3b1b374041ed12a4f2. 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/7K9sTvpyDlwLZ9XX3OhmGr.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/7K9sTvpyDlwLZ9XX3OhmGr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31dfdd7a11814279311f782c4ad21a0a21c50d4f0f44f8823dc1825f6d80d29a. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:45:44Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0pTQpjy4w8e33wYWzqhQ41.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/0pTQpjy4w8e33wYWzqhQ41.
{"copyright_id":"0xda086400d3e0d95bd3e710589da5fb3f81e0a85fa035ebae5c31eafa9fb43dbb","isrc":"QZEZZ2300014","name":"Bla, Bla, Bla","registered_at":"2026-06-08T21:23:41Z","spotify_id":"040HqiPVJWyRe6Ba13trmR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda086400d3e0d95bd3e710589da5fb3f81e0a85fa035ebae5c31eafa9fb43dbb. 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/040HqiPVJWyRe6Ba13trmR.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/040HqiPVJWyRe6Ba13trmR.
{"copyright_id":"0x10a4255dc475f59d90e0d2dc3766f57ba21a809d3c7c066ed6d497791ce0368d","isrc":"QZEZZ2300015","name":"Solicitud de amistad","registered_at":"2026-06-05T09:14:11Z","spotify_id":"2n0LXqPy7QMaTQtTzzDhRT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10a4255dc475f59d90e0d2dc3766f57ba21a809d3c7c066ed6d497791ce0368d. 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/2n0LXqPy7QMaTQtTzzDhRT.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/2n0LXqPy7QMaTQtTzzDhRT.
{"copyright_id":"0x297ea6f8eb83a497cadddc4f21c1028f181e7b1c2dd8104939b684e4d314c0a9","isrc":"QZEZZ2300016","name":"Tu tiempo paso","registered_at":"2026-06-09T18:36:13Z","spotify_id":"4qgDGZJcrPRN0bjwkITL8k","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x297ea6f8eb83a497cadddc4f21c1028f181e7b1c2dd8104939b684e4d314c0a9. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4qgDGZJcrPRN0bjwkITL8k.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/4qgDGZJcrPRN0bjwkITL8k.
{"copyright_id":"0xcaff7364391d780de0ae5b54effd432f7b5da984d2b440b67e2b85fb08c220d5","isrc":"QZEZZ2300017","name":"Perfectamente imperfecta","registered_at":"2026-06-19T05:58:38Z","spotify_id":"3bnpeCvXyXGoiQuaZUWGK9","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcaff7364391d780de0ae5b54effd432f7b5da984d2b440b67e2b85fb08c220d5. Chain 2 (Bitcoin): anchored in block 956302 (2026-07-02T03:30:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3bnpeCvXyXGoiQuaZUWGK9.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/3bnpeCvXyXGoiQuaZUWGK9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fbd3b7759ba3a538cacd5be79dd53628543649260eb623c332876956a70ce5b. 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/2u9leLSkXLB4eoywFKNZ5w.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/2u9leLSkXLB4eoywFKNZ5w.
De Revé a Van Van: Dos Leyendas (En Vivo)
{"copyright_id":"0xd307274765c5fe14f81bb27e05112287fed325098d23add192e3df502b64fc05","isrc":"CUA021913210","name":"Mi Salsa Tiene Sandunga - En Vivo","registered_at":"2026-06-20T07:40:50Z","spotify_id":"5TEiQApzhM8oyUErfkc0Xj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd307274765c5fe14f81bb27e05112287fed325098d23add192e3df502b64fc05. 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/5TEiQApzhM8oyUErfkc0Xj.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/5TEiQApzhM8oyUErfkc0Xj.
{"copyright_id":"0xf391f71f2c5a5c336883cd28c8f52c4b9c7f2f50ab5ba36b347c904bffee85b1","isrc":"CUA021913200","name":"Dale Dos - En Vivo","registered_at":"2026-06-10T04:43:39Z","spotify_id":"2Ax0oU8yKBosMlGm5rPpEN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf391f71f2c5a5c336883cd28c8f52c4b9c7f2f50ab5ba36b347c904bffee85b1. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/2Ax0oU8yKBosMlGm5rPpEN.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/2Ax0oU8yKBosMlGm5rPpEN.
{"copyright_id":"0x76b1378b375eb0cb98b0c01299a8c3a9e1b00cc68a981c8ee1a33d80fd60a1ac","isrc":"CUA021913211","name":"El Negro Está Cocinando - En Vivo","registered_at":"2026-06-25T22:52:57Z","spotify_id":"0TRzxwT3LNu5vzCF6w28gQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76b1378b375eb0cb98b0c01299a8c3a9e1b00cc68a981c8ee1a33d80fd60a1ac. 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/0TRzxwT3LNu5vzCF6w28gQ.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/0TRzxwT3LNu5vzCF6w28gQ.
{"copyright_id":"0xdd233e305adcbac5911345b8aca3d75d4b49b5989fa2c7bca5fe50e530d617f3","isrc":"CUA021913201","name":"Soy Añejo - En Vivo","registered_at":"2026-06-25T22:53:03Z","spotify_id":"1BgPgGH2k7CPvRvyJeVPCc","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdd233e305adcbac5911345b8aca3d75d4b49b5989fa2c7bca5fe50e530d617f3. 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/1BgPgGH2k7CPvRvyJeVPCc.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/1BgPgGH2k7CPvRvyJeVPCc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7dfc06e2bb23b455c62d92af39c22fb6e51765c3e54dbf8aee23c324ae0f2b6e. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0zXSwzl3GaOMJId8foqwZU.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/0zXSwzl3GaOMJId8foqwZU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7241f6f87251a1015a7078c7de5586e81e24f31fdebfcceb701495959d85e64f. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/78zPJ0d04dPcwYndKH0zDW.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/78zPJ0d04dPcwYndKH0zDW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6da9f800aa566536834eef163aef457263f9665fcd4698f710671c41754c28e. 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/5dzqPzM24p4DsM4X8zZe2g.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/5dzqPzM24p4DsM4X8zZe2g.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e973abed3275d9d591557c23832045c0696335654973cbca58c6974377f2b24. 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/0njh3Haex5K2Yttb7CpkyT.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/0njh3Haex5K2Yttb7CpkyT.
Estoy más viejo que ayer / María Belén / Suave suave / Yo soy el que soy / Qué cuento es ese / Tremendo Chu Chu Chu / Pu Pu Chan Chan - En Vivo
{"copyright_id":"0x4f60f69b63d90966f0c3f328e4ae226924ffbf1623c8c09aaf74a4139228cddb","isrc":"CUA021913204","name":"Estoy más viejo que ayer / María Belén / Suave suave / Yo soy el que soy / Qué cuento es ese / Tremendo Chu Chu Chu / Pu Pu Chan Chan - En Vivo","registered_at":"2026-06-22T03:26:16Z","spotify_id":"1Az7ciffpUsKce3YMe1mk2","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f60f69b63d90966f0c3f328e4ae226924ffbf1623c8c09aaf74a4139228cddb. 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/1Az7ciffpUsKce3YMe1mk2.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/1Az7ciffpUsKce3YMe1mk2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8862d4d9950cc2033c10ff3b3ffb16a8d696ccbe19b15db8fa3ae2939af69768. 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/76hk7SpgK1hhLJB257Qu3m.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/76hk7SpgK1hhLJB257Qu3m.
{"copyright_id":"0x459fe8d56f6befe772f7a58c8d7cdfc6a118ff4b536f4efe75ddc7b0adea1477","isrc":"CUA021913205","name":"Me Basta Con Pensar - En Vivo","registered_at":"2026-06-27T05:47:07Z","spotify_id":"55DhFr0imk7zjBNLGTmeiH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x459fe8d56f6befe772f7a58c8d7cdfc6a118ff4b536f4efe75ddc7b0adea1477. 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/55DhFr0imk7zjBNLGTmeiH.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/55DhFr0imk7zjBNLGTmeiH.
{"copyright_id":"0x07f8566f649a2b338677163c3b56cfaac9a5ed3cbf3cbde77b142b2573fade72","isrc":"CUA021913215","name":"Me Mantengo - En Vivo","registered_at":"2026-06-22T03:22:58Z","spotify_id":"0JQ8FGgdKVqKeFkPY5m5dO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07f8566f649a2b338677163c3b56cfaac9a5ed3cbf3cbde77b142b2573fade72. 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/0JQ8FGgdKVqKeFkPY5m5dO.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/0JQ8FGgdKVqKeFkPY5m5dO.
{"copyright_id":"0x59a6f1fd0c387ab97f90c824e224f22c8949c5173b850b0ac17e6cc9e147b363","isrc":"CUA021913206","name":"Ahora No Vengas Llorando - En Vivo","registered_at":"2026-06-27T05:46:08Z","spotify_id":"4cG6tP3IRaYx5EyCEvjRBB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x59a6f1fd0c387ab97f90c824e224f22c8949c5173b850b0ac17e6cc9e147b363. 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/4cG6tP3IRaYx5EyCEvjRBB.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/4cG6tP3IRaYx5EyCEvjRBB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5fa50ef21697e563812dc1e68a0f3cee80ab2747069f5b1a013c37696ffdbd51. 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/47Z5auhCDLzoejW7caWHtX.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/47Z5auhCDLzoejW7caWHtX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8e9e2ad6c6a1ae65a650cfb2736c86371292ea9a78e8762a975199824660ff9f. 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/1BYOoduYIOEIy6VDE9ySEC.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/1BYOoduYIOEIy6VDE9ySEC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65c75f5a07a349f308b77cee08401356f97c785644137ef89a1dcaf99093e842. 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/5CfAob1uOQtKu6JAJRfmkq.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/5CfAob1uOQtKu6JAJRfmkq.
{"copyright_id":"0x8953fe9a7ccb3d1bafd243ed0fe1106226e7e3f79da61d4c3b72a8a1d0bafac1","isrc":"CUA021913218","name":"Muévete Pa'qui - En Vivo","registered_at":"2026-06-25T22:54:07Z","spotify_id":"26H2la76Jk3KVVpeGstjfI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8953fe9a7ccb3d1bafd243ed0fe1106226e7e3f79da61d4c3b72a8a1d0bafac1. 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/26H2la76Jk3KVVpeGstjfI.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/26H2la76Jk3KVVpeGstjfI.
{"copyright_id":"0x077ef411882692932cac305064c92bc8b77c838d1a3a4257f1cb573f88aa043d","isrc":"CUA021913209","name":"Un Tumbao Pa' los Dos - En Vivo","registered_at":"2026-06-25T05:18:07Z","spotify_id":"0amzFBUUfTDHlfscdLv1Sj","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x077ef411882692932cac305064c92bc8b77c838d1a3a4257f1cb573f88aa043d. 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/0amzFBUUfTDHlfscdLv1Sj.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/0amzFBUUfTDHlfscdLv1Sj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c3522aca2893c9bfb98fa4987e093ccff3d02d53508380e782ce1b20c7d4e01. 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/1yI0t35V3G53Qcpin2fMDL.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/1yI0t35V3G53Qcpin2fMDL.
{"copyright_id":"0x0085e3a4afb7c8a59965718d6d639f678f9fd11736362f6b1915ec675cb44ede","isrc":"USCGJ1865046","name":"Legado Opening","registered_at":"2026-06-08T03:57:52Z","spotify_id":"04a5rJVPMoIMHcqcvcZbJH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0085e3a4afb7c8a59965718d6d639f678f9fd11736362f6b1915ec675cb44ede. 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/04a5rJVPMoIMHcqcvcZbJH.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/04a5rJVPMoIMHcqcvcZbJH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc71fa6c66dce4308f4016c43b7e336cb464f98688676d43de399f6e1076e309c. 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/4u2vI83qJXYlEe2aTQaF0b.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/4u2vI83qJXYlEe2aTQaF0b.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x34d9b006966c470222451f3ab7d40be1e225447a4425e51f72cd0c28d7f5e551. 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/6FQBsbHQeXKspMHgbB9YFd.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/6FQBsbHQeXKspMHgbB9YFd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9cea0ddeb0676534911ccc23d249bd27d747896e36b448a82953388892d5733. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0IOcttYkaMvY9GrltPFfq8.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/0IOcttYkaMvY9GrltPFfq8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb3e845661c2a986cbed76074adb97ffb062978f1f6e0fc782ac3da1e969ef106. 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/4r4zFb3ZnLUTLh5F3qtzlZ.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/4r4zFb3ZnLUTLh5F3qtzlZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xece50f4cd1d9dc930bd62275029c987e746032dd3ea9c31f010a341eed2c9d06. 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/665FL9SYPVyf8ZMTvltwam.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/665FL9SYPVyf8ZMTvltwam.
{"copyright_id":"0xdb0cc63ea6b8e272a0a3489becf9846f092efb21e08556700f90a9c8de1b3831","isrc":"USCGJ1865052","name":"Qué Pena","registered_at":"2026-06-09T18:43:08Z","spotify_id":"3VkQW0HWInpHjhAj4zGoFg","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb0cc63ea6b8e272a0a3489becf9846f092efb21e08556700f90a9c8de1b3831. Chain 2 (Bitcoin): anchored in block 953520 (2026-06-13T13:32:09Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3VkQW0HWInpHjhAj4zGoFg.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/3VkQW0HWInpHjhAj4zGoFg.
{"copyright_id":"0x0a5887d49c873c5ff7da47dbb85c99199f5d26a156c3b2681cbf4534bdab5ab7","isrc":"USCGJ1865053","name":"Te Extraño","registered_at":"2026-06-20T07:33:54Z","spotify_id":"4t5k5VLSYrnGKVQo2Btyip","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a5887d49c873c5ff7da47dbb85c99199f5d26a156c3b2681cbf4534bdab5ab7. 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/4t5k5VLSYrnGKVQo2Btyip.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/4t5k5VLSYrnGKVQo2Btyip.
{"copyright_id":"0x8c763fa268189410d84e9ed6746dc304a92aebda90e33a80baee682ab1180d71","isrc":"USCGJ1865054","name":"Por Qué Lo Haces","registered_at":"2026-06-25T22:52:31Z","spotify_id":"2mkRsIZUcm2ufpgRdvNA6y","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c763fa268189410d84e9ed6746dc304a92aebda90e33a80baee682ab1180d71. 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/2mkRsIZUcm2ufpgRdvNA6y.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/2mkRsIZUcm2ufpgRdvNA6y.
{"copyright_id":"0x8ff6658fca9efadfdb11aaf7dd899906c39f24d81e3964533144847db6b63b23","isrc":"USCGJ1865055","name":"Yo No Soy un Mango","registered_at":"2026-06-10T04:47:07Z","spotify_id":"3TsdjsFhC1Sh24odxjJfZi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8ff6658fca9efadfdb11aaf7dd899906c39f24d81e3964533144847db6b63b23. 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/3TsdjsFhC1Sh24odxjJfZi.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/3TsdjsFhC1Sh24odxjJfZi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e7bf6d63d2112beb5b028b52c99deafd70f5111d908948a9f88652071d5c282. 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/7ke3Qo4smAPqf8SwoVJeu5.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/7ke3Qo4smAPqf8SwoVJeu5.
{"copyright_id":"0xf221d573696b5ce03cec13cdcbe89087615a5fed0be44caa756e7b9e059d16d1","isrc":"USCGJ1865058","name":"Amiga Mia","registered_at":"2026-06-05T09:00:16Z","spotify_id":"3bpJ7IwjJtyTIf6clZ9GUl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf221d573696b5ce03cec13cdcbe89087615a5fed0be44caa756e7b9e059d16d1. 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/3bpJ7IwjJtyTIf6clZ9GUl.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/3bpJ7IwjJtyTIf6clZ9GUl.
{"copyright_id":"0x691cae6c6dd9e6c99b3b0339f4efe28072a8b3fa31c57ff0f491179b1761457b","isrc":"USCGJ1865059","name":"Anda, Camina Juan","registered_at":"2026-06-27T05:51:39Z","spotify_id":"6rcf0WcJKtir8rildNJxDu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x691cae6c6dd9e6c99b3b0339f4efe28072a8b3fa31c57ff0f491179b1761457b. 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/6rcf0WcJKtir8rildNJxDu.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/6rcf0WcJKtir8rildNJxDu.
{"copyright_id":"0xaeb740142a9842faf69b9ba0b66cc2ed041ae5e38b7fb1bcb54ac977364ebfcd","isrc":"USHM22234341","name":"Ya Tu Tiempo Paso","registered_at":"2026-06-18T02:38:21Z","spotify_id":"32YSNvxoAwVgCTZY2VY1Ha","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaeb740142a9842faf69b9ba0b66cc2ed041ae5e38b7fb1bcb54ac977364ebfcd. 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/32YSNvxoAwVgCTZY2VY1Ha.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/32YSNvxoAwVgCTZY2VY1Ha.
Alianza Musical de Cuba: al Son del Caballero
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c467994c9896530bd95075b12e3853306a1306128160a6232165553547f9784. 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/5tgZj7xhXiKpByrW9Ct7jg.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/5tgZj7xhXiKpByrW9Ct7jg.