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 0x513ea3201fe6739e592f8a2c71154fdb3913a86563cc70a1c3b588be5185402c. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/67fd3d98-da57-4035-a91c-acb38e0fe592.json and https://artists.proofprofile.net/proofs/artist/67fd3d98-da57-4035-a91c-acb38e0fe592.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x779f3933db718a91685f1dcb1b432ddef2fafe12e6402e25000a477dfc605dae","isrc":"USMH92319581","name":"La Niña del Telefono","registered_at":"2026-06-24T23:00:35Z","spotify_id":"6pWVVLNKpAF5IAsyCxT220","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 0x779f3933db718a91685f1dcb1b432ddef2fafe12e6402e25000a477dfc605dae. 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/6pWVVLNKpAF5IAsyCxT220.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/6pWVVLNKpAF5IAsyCxT220.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01dc1fa76181830f27f6dc992120cdc42ba8e52b46a76f04d6d655c76625180e. 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/6n5THC0G5xdu6beRstZsfL.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/6n5THC0G5xdu6beRstZsfL.
{"copyright_id":"0x3d17ea559786f3aa46c7ee6495c0e980ec2888b7f9a0a2867e437bbca38d782d","isrc":"USHM22310017","name":"Me la Escondieron Sus Padres","registered_at":"2026-06-11T20:01:48Z","spotify_id":"5ypC2kNj074E55WE36xSit","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d17ea559786f3aa46c7ee6495c0e980ec2888b7f9a0a2867e437bbca38d782d. 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/5ypC2kNj074E55WE36xSit.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/5ypC2kNj074E55WE36xSit.
{"copyright_id":"0x453b5a289bcaf96259834a88fcecb39b8cbcca1ad391dfebe5d535379d8c0b4a","isrc":"USHM22310018","name":"El Peor de Tus Antojos","registered_at":"2026-06-19T18:11:59Z","spotify_id":"4L1WHt5Bhywwsg4M6m19po","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x453b5a289bcaf96259834a88fcecb39b8cbcca1ad391dfebe5d535379d8c0b4a. 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/4L1WHt5Bhywwsg4M6m19po.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/4L1WHt5Bhywwsg4M6m19po.
{"copyright_id":"0xb8cd83a1fd76b93da4d7420e69212372d71c3678c64c0e51d2f9488e54fd459f","isrc":"USHM22310019","name":"El Bandido de Amores","registered_at":"2026-06-27T17:43:20Z","spotify_id":"0gpWLqergkpZlaRUVm6mzU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8cd83a1fd76b93da4d7420e69212372d71c3678c64c0e51d2f9488e54fd459f. 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/0gpWLqergkpZlaRUVm6mzU.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/0gpWLqergkpZlaRUVm6mzU.
{"copyright_id":"0x31d1af5f6a08a171fe1a95cb69095e0fab05946de94da879afd357b74bf16d53","isrc":"USHM22310021","name":"Amor Limosnero","registered_at":"2026-06-18T22:05:50Z","spotify_id":"6upH0ZR82SSBmuE1TMRkiu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31d1af5f6a08a171fe1a95cb69095e0fab05946de94da879afd357b74bf16d53. 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/6upH0ZR82SSBmuE1TMRkiu.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/6upH0ZR82SSBmuE1TMRkiu.
{"copyright_id":"0x7a34a4bd4eb6666cf0adc26b3fb6b6acdc407f3c1f01ac9a2f38210e89c4eccd","isrc":"USCGH1852736","name":"Cielito Lindo","registered_at":"2026-06-24T22:50:20Z","spotify_id":"3GXo46KG58UZlGMxNMrTL3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a34a4bd4eb6666cf0adc26b3fb6b6acdc407f3c1f01ac9a2f38210e89c4eccd. 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/3GXo46KG58UZlGMxNMrTL3.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/3GXo46KG58UZlGMxNMrTL3.
{"copyright_id":"0xe8343bcf67e84c9b8d3a03174fc5a3a4e3e3eb06e74035b865c9a78db26a674e","isrc":"USCGH1852737","name":"Cuando Yo Muera","registered_at":"2026-06-20T13:01:30Z","spotify_id":"1sBCgXbKO8ZroZRRapKQ7e","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8343bcf67e84c9b8d3a03174fc5a3a4e3e3eb06e74035b865c9a78db26a674e. 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/1sBCgXbKO8ZroZRRapKQ7e.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/1sBCgXbKO8ZroZRRapKQ7e.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x651a35b7d82f69a60053066693b7b6f4bf0f2668a19ac5dbca0b539bde71490f. 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/5kqtDKULeMw8ZJLjAzgI94.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/5kqtDKULeMw8ZJLjAzgI94.
{"copyright_id":"0x77e9b0d30a75dfece9da10c5122596cf1d35c8b2296fc00beb2a48f3a04364b9","isrc":"USCGH1852741","name":"El Indio Enamorado","registered_at":"2026-06-18T06:29:54Z","spotify_id":"3wxdJdjyCBAp7wK2F6j1iv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77e9b0d30a75dfece9da10c5122596cf1d35c8b2296fc00beb2a48f3a04364b9. 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/3wxdJdjyCBAp7wK2F6j1iv.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/3wxdJdjyCBAp7wK2F6j1iv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaeeeaf03da3b3053301a7b30b393f625f45fc7488819f8cf9914426063857528. 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/3PDDGC4ipmyAJQEF090e57.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/3PDDGC4ipmyAJQEF090e57.
{"copyright_id":"0x0fa8e79545d169f56d5c89854ce8dcc1581c70a26da9f86ea6352f1df1afc706","isrc":"USCGH1899296","name":"El Novillo Despuntado","registered_at":"2026-06-06T13:23:51Z","spotify_id":"0GIzpXOlN76DoUWnK2F3bR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0fa8e79545d169f56d5c89854ce8dcc1581c70a26da9f86ea6352f1df1afc706. 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/0GIzpXOlN76DoUWnK2F3bR.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/0GIzpXOlN76DoUWnK2F3bR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29e1ee8ad903dc642b50181c5c3f2fb45e126060fc45e0f984732e042ab08420. 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/1LDhngHmWyGRQ3E5zixapp.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/1LDhngHmWyGRQ3E5zixapp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4f7372a8f50f95533a89bb8fa52530e2b91a029d8930f8fd13c4248b3dcca505. 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/3JBvJYWA23gl28AxyHO1mD.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/3JBvJYWA23gl28AxyHO1mD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe84f83dcc6ee3c4dc797c5fda9b70dbed8e480bf9192f37788c4ae8252e759d1. 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/55ejqfOkzY2vwPi6Vd4p1V.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/55ejqfOkzY2vwPi6Vd4p1V.
{"copyright_id":"0x9a9be45a7d289fcf47529900ab5cdb6c8ea23870f28ee02d7ad6d75f70df11c2","isrc":"USCGH1899304","name":"Que Chulo Es el Jaripeo","registered_at":"2026-06-20T12:59:30Z","spotify_id":"3p6bQphyyUmnOfdfWYoaHl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a9be45a7d289fcf47529900ab5cdb6c8ea23870f28ee02d7ad6d75f70df11c2. 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/3p6bQphyyUmnOfdfWYoaHl.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/3p6bQphyyUmnOfdfWYoaHl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b765e26d72596535daade22d75e682168e134ae7c1f0c5e1c7e4c8d8e5ec52c. 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/3R0aopM2U0itH90bNfXrug.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/3R0aopM2U0itH90bNfXrug.
{"copyright_id":"0x75279ebb657566c8d8a74a3518566d2992df4fb679dd4d0f064304efdfaff1a7","isrc":"USCGH1899306","name":"Soy de Zirahuen","registered_at":"2026-06-26T01:22:55Z","spotify_id":"7E0gCw8mCvPLIXp1vAfTa8","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x75279ebb657566c8d8a74a3518566d2992df4fb679dd4d0f064304efdfaff1a7. 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/7E0gCw8mCvPLIXp1vAfTa8.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/7E0gCw8mCvPLIXp1vAfTa8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f89246016c1edc3561bad8a486f5f8f276ee2567241fbd25caca70546642b63. 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/0MD7KCuk1HTTDr5La2vFoF.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/0MD7KCuk1HTTDr5La2vFoF.
{"copyright_id":"0x1d4fa1d8b1c6f999680afc5f484a67cf8f169c4d34a04d5693baf39fc24e05bc","isrc":"USHM21768203","name":"Imposible Olvidarte","registered_at":"2026-06-18T06:31:22Z","spotify_id":"5m72wq9anJf0n7b7PAJfHO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d4fa1d8b1c6f999680afc5f484a67cf8f169c4d34a04d5693baf39fc24e05bc. 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/5m72wq9anJf0n7b7PAJfHO.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/5m72wq9anJf0n7b7PAJfHO.
{"copyright_id":"0xa75b1f56bc0a0e98f329467b87cbb05b42d4106a749bbf30d44b13086d1b4fa3","isrc":"USHM21768204","name":"Nadie Es Eterno","registered_at":"2026-06-08T06:09:31Z","spotify_id":"57H4PxkwlGWCCtFvEIGmwT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa75b1f56bc0a0e98f329467b87cbb05b42d4106a749bbf30d44b13086d1b4fa3. 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/57H4PxkwlGWCCtFvEIGmwT.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/57H4PxkwlGWCCtFvEIGmwT.
{"copyright_id":"0xdaa564cd415f83cfb7e67b8f2a4679299b0a8add1c9f87d187c7766b0c1aa539","isrc":"USHM21768205","name":"Suena la Banda","registered_at":"2026-06-10T22:02:56Z","spotify_id":"2Pxe0N5O6TFKTMzhxhCOqQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdaa564cd415f83cfb7e67b8f2a4679299b0a8add1c9f87d187c7766b0c1aa539. 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/2Pxe0N5O6TFKTMzhxhCOqQ.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/2Pxe0N5O6TFKTMzhxhCOqQ.
{"copyright_id":"0x6318e88fd06ddd69fda9e9c0695de60497c2382cf15afe03c6770d22ea65b524","isrc":"USHM21768206","name":"Dos Gotas de Agua","registered_at":"2026-06-08T23:26:48Z","spotify_id":"1eMvobG3yj7YbSgegflntV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6318e88fd06ddd69fda9e9c0695de60497c2382cf15afe03c6770d22ea65b524. 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/1eMvobG3yj7YbSgegflntV.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/1eMvobG3yj7YbSgegflntV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xda350268c9452097c2add821a69c0850137b421341959b5fc6b3bcf893876047. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:47:37Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1DKevwZjdLDY2Z1rnRlpCw.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/1DKevwZjdLDY2Z1rnRlpCw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32b22fc94308ae6795c04b96df0acc82c97383159d46935f654e535200c6bf0c. 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/0XHwCWGg6bWq5uA5ZoSzI1.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/0XHwCWGg6bWq5uA5ZoSzI1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c99fcb80022b3928ca2b9aa6652129b14511d954095c2d9801b3dc3640bce26. 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/2dgqHF4spXOw4gjS4rN4F9.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/2dgqHF4spXOw4gjS4rN4F9.
{"copyright_id":"0xa53c93195ccdc6cc006844db95a8e346985552aec0fd998596f010cb4fac72ff","isrc":"USHM21768211","name":"Lagrimas, Hambre y Sudor","registered_at":"2026-06-27T20:00:13Z","spotify_id":"2VsNHkovBe3YU0GFAxHSEF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa53c93195ccdc6cc006844db95a8e346985552aec0fd998596f010cb4fac72ff. 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/2VsNHkovBe3YU0GFAxHSEF.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/2VsNHkovBe3YU0GFAxHSEF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8f14433d5d399d019bb62ebe01ecaf4d91201c35cb13723969629cc10eb92d5. 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/796tSPLiK1Mb6btEl3B5GH.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/796tSPLiK1Mb6btEl3B5GH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x823262efdda33ec9064fa8521a4c52c884a2c3dbfc5cb62a8778e4e3a23e7cd6. 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/6VtRzGvXwEB9Yxo4PFLLjp.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/6VtRzGvXwEB9Yxo4PFLLjp.
{"copyright_id":"0x9bd1b09080fcf6eb1da65cb99d9bc8e2dbd0c853239aab43bf0af8e13f8ab861","isrc":"USHM21768214","name":"El Señor de las Canas","registered_at":"2026-06-10T08:03:29Z","spotify_id":"3TyXBlY39GwfnX5Qckcmvn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9bd1b09080fcf6eb1da65cb99d9bc8e2dbd0c853239aab43bf0af8e13f8ab861. 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/3TyXBlY39GwfnX5Qckcmvn.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/3TyXBlY39GwfnX5Qckcmvn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b5ed97eda7f7abe5b8fe82e5b613516372c3449773dd1df773c63104aa09eb9. 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/5D2VXV0AVn7TtwDn9gt821.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/5D2VXV0AVn7TtwDn9gt821.
Banda Rancho Viejo De Julio Aramburo La Bandononona