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 0xb5c9292b3b1703b5449b171410417afbb416dccc41a87a2f37246b05e65239c3. 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/570db5ba-5aa4-4374-aa76-14cc0830aae3.json and https://artists.proofprofile.net/proofs/artist/570db5ba-5aa4-4374-aa76-14cc0830aae3.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x02fb6f3ea584208e42a18d1e3aa0ce02ecea80d0dfb33c4f52c23d7dd23f602a","isrc":"USEL19101100","name":"Me Faltas Tú","registered_at":"2026-06-07T10:37:36Z","spotify_id":"6TPzGDw79YNBzsL6FoqhiJ","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 0x02fb6f3ea584208e42a18d1e3aa0ce02ecea80d0dfb33c4f52c23d7dd23f602a. 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/6TPzGDw79YNBzsL6FoqhiJ.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/6TPzGDw79YNBzsL6FoqhiJ.
{"copyright_id":"0x436cedd711e2c48d28cf40ed060593da65861173bb162c058ddd86f757a0a922","isrc":"USEL19300014","name":"Amar A Muerte","registered_at":"2026-06-04T11:33:13Z","spotify_id":"6jMciXFmStsATTlBiBidpv","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x436cedd711e2c48d28cf40ed060593da65861173bb162c058ddd86f757a0a922. 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/6jMciXFmStsATTlBiBidpv.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/6jMciXFmStsATTlBiBidpv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39f3159b4b3cf72f83d375f82ef5daf6bfb956a2228be2459732f88ebe0219b5. 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/7B0vrNBJ43dDkpXV7akour.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/7B0vrNBJ43dDkpXV7akour.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa507093d4d1652c9221bb64111abc2d7f194e4df6d916369be7c0dfbbc1cd595. 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/48DJn7poNcBvzmnzdiO11w.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/48DJn7poNcBvzmnzdiO11w.
{"copyright_id":"0x90f72800b5b0baa8f45cd990b30690bb9968ede7793c125379bc7fa865572a1c","isrc":"USEL19101104","name":"Hasta Aquí Te Fui Fiel","registered_at":"2026-06-01T17:25:45Z","spotify_id":"7zridhiD9txjjYAcDoC0qY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90f72800b5b0baa8f45cd990b30690bb9968ede7793c125379bc7fa865572a1c. 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/7zridhiD9txjjYAcDoC0qY.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/7zridhiD9txjjYAcDoC0qY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f62828cd00c59000a455a3d1554b6559062a65ba489af93b7bb66d49bd3af16. 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/0EjIBpgI4rbJjFnQ1kX8xd.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/0EjIBpgI4rbJjFnQ1kX8xd.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2daf375f16b603787ff49974f1afeb0fd91ff959afb532689c20131a945ef8fe. 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/3aYGQsUVw07T1OgnWyJdIx.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/3aYGQsUVw07T1OgnWyJdIx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3e3304fb49dd0d045cf14130072c73890fbf6576a3fd9be0e63e166131bdbfd4. 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/2DX8HOVlDrrjfOZnN1NyaP.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/2DX8HOVlDrrjfOZnN1NyaP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee4f37088a4114d7fb77a203379c69b15685d90bf6c2bf38a7cdf28d3d0bea13. 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/6jJ4BQJ06sy9YfLT9zQa8O.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/6jJ4BQJ06sy9YfLT9zQa8O.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x273bca7a7f3779911179e21fe4c02317ed21604bdb1b346305c292d3134585f6. 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/3HrH5BJb4hwRXbbNhoIISw.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/3HrH5BJb4hwRXbbNhoIISw.
{"copyright_id":"0x9f966a18334357be26d721421b923ee21f43bde8e4b928bd7a7cbfb50c997c5c","isrc":"USEL19300079","name":"Echo de Menos Tu Presencia","registered_at":"2026-06-10T10:52:35Z","spotify_id":"7u8sbAarz8nlvFDQkGsHtM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f966a18334357be26d721421b923ee21f43bde8e4b928bd7a7cbfb50c997c5c. 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/7u8sbAarz8nlvFDQkGsHtM.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/7u8sbAarz8nlvFDQkGsHtM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf15a62e6dfab05658cee26fd40e2f044cbb6a55d8e743f52f0ef019cdef2c252. 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/34GUIAyEX5kKE8s6zANCt9.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/34GUIAyEX5kKE8s6zANCt9.
{"copyright_id":"0x7bce20ee4786a05601fc7f3b9f5090948284afcb5f2c60a98853f688ab015f2a","isrc":"USEL19101101","name":"Yo Queria Ser Fiel","registered_at":"2026-06-11T00:26:57Z","spotify_id":"0ucelpJUMvkXJfvjDeUj4p","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bce20ee4786a05601fc7f3b9f5090948284afcb5f2c60a98853f688ab015f2a. 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/0ucelpJUMvkXJfvjDeUj4p.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/0ucelpJUMvkXJfvjDeUj4p.
{"copyright_id":"0xe323d8f9dce8fc357c8fb7fa79133bd1b142efc6960b18a6ce9926b9e79f8f37","isrc":"USEL19500093","name":"Te Amo","registered_at":"2026-06-07T23:31:19Z","spotify_id":"2cslLAeJ6VvsMsWcRibfZL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe323d8f9dce8fc357c8fb7fa79133bd1b142efc6960b18a6ce9926b9e79f8f37. 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/2cslLAeJ6VvsMsWcRibfZL.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/2cslLAeJ6VvsMsWcRibfZL.
{"copyright_id":"0x415929aec404f21fd4b521e15bf24a8387bdabeae87ac120f909f0e799699505","isrc":"USEL19500100","name":"Parece Que Fue Ayer","registered_at":"2026-06-10T10:53:45Z","spotify_id":"3SUgJ7WUJEICJszpbCwDx7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x415929aec404f21fd4b521e15bf24a8387bdabeae87ac120f909f0e799699505. 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/3SUgJ7WUJEICJszpbCwDx7.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/3SUgJ7WUJEICJszpbCwDx7.
{"copyright_id":"0x7ed4bf5c20cf1e72cc3273ae0ac6ea5c0233019848f057a56b45c86cb4f25a73","isrc":"USEL19101103","name":"A Escondidas De Todos","registered_at":"2026-06-08T10:20:50Z","spotify_id":"3cRJCZ1PyHfwTLNDQShe2f","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7ed4bf5c20cf1e72cc3273ae0ac6ea5c0233019848f057a56b45c86cb4f25a73. 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/3cRJCZ1PyHfwTLNDQShe2f.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/3cRJCZ1PyHfwTLNDQShe2f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0d3525166b8a6019833867d3e3bf0274d3323108dcb4922a487f97a511a474e. 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/3Ord7H7OK8aPKCRNim1VlL.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/3Ord7H7OK8aPKCRNim1VlL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19ffa7e58306b0092a0564a2d2f0990a2249a3fd7dacd8f5d249a2ba72a9cff3. 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/6Vez5OCRvrm0jeQtWaQEEg.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/6Vez5OCRvrm0jeQtWaQEEg.
{"copyright_id":"0xaadb21c0a61d41c98d5d781eaf1b335fb5df338279f9fa19b166563fb5316f36","isrc":"USEL19300026","name":"Amada Amante","registered_at":"2026-06-04T13:55:09Z","spotify_id":"3EJ4QcalnnKcn5pxfdcjtZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaadb21c0a61d41c98d5d781eaf1b335fb5df338279f9fa19b166563fb5316f36. 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/3EJ4QcalnnKcn5pxfdcjtZ.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/3EJ4QcalnnKcn5pxfdcjtZ.
{"copyright_id":"0xd11292dd80ddd7bef92d188ce1a027778c409ea747dfef91c465bff5922e8cd7","isrc":"USEL19300080","name":"Necesito Tiempo","registered_at":"2026-06-17T06:43:55Z","spotify_id":"5pUQjtBQAu1gB7c9jNKCUr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd11292dd80ddd7bef92d188ce1a027778c409ea747dfef91c465bff5922e8cd7. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:40:52Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/5pUQjtBQAu1gB7c9jNKCUr.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/5pUQjtBQAu1gB7c9jNKCUr.
{"copyright_id":"0x849fe9d5bbd4663fe69081121ae3f04ed87365b65f25ece995847d9a74d42909","isrc":"USEL19300082","name":"Te Acuso de Mentirme","registered_at":"2026-06-20T16:05:57Z","spotify_id":"3JVufQAH8ued9xxcgqavGn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x849fe9d5bbd4663fe69081121ae3f04ed87365b65f25ece995847d9a74d42909. 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/3JVufQAH8ued9xxcgqavGn.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/3JVufQAH8ued9xxcgqavGn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86aa533bc1968e45f8fe3022ba2e295eae27c041a8389c49cd6d2e56a136ec7c. 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/5VDTXulD1M3XU0ZgYtLzzV.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/5VDTXulD1M3XU0ZgYtLzzV.
{"copyright_id":"0xcbb1df6265bcb64ece17c5bdeef963b151b5658d8a400b05449d9115393b0701","isrc":"USEL19300027","name":"Cada Vez Otra Vez","registered_at":"2026-06-01T15:40:20Z","spotify_id":"7j3KTmge5VaTBQyHOV4gDw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcbb1df6265bcb64ece17c5bdeef963b151b5658d8a400b05449d9115393b0701. 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/7j3KTmge5VaTBQyHOV4gDw.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/7j3KTmge5VaTBQyHOV4gDw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x60ed012b2f7c3a8290af76f7999dae9e3e62f4ff6f670e22be817fe9e173cf05. 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/2F6Su828fA5T6xyJFlF4LZ.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/2F6Su828fA5T6xyJFlF4LZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1154e74e2e75f07c8a18023f93202bc10cca069e37e0eb74f3392697fa8fbe38. 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/1Jygep4745V2XJLg30ChKb.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/1Jygep4745V2XJLg30ChKb.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15f730a9e04510347af3e8369c4c5fb912e942c9bc4e6e8bb254b85a3b9e909c. 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/6WlyKnHraeinNeZlRbTIdK.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/6WlyKnHraeinNeZlRbTIdK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f6cd1d5c8fbcbfdd07b7d4b089c816c284cb8e38584ef9c20617227ff56253f. 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/5dsvONcwN0KKLJQhadphSY.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/5dsvONcwN0KKLJQhadphSY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2b06e27c05812e6e40295d0ef06baf0909473ec587fe3eca6599d66eea69ce2c. 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/1SFHgwxOqyqxmmNvo9852D.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/1SFHgwxOqyqxmmNvo9852D.
{"copyright_id":"0x1f13af24e5fa769dd29c59fe5b8449e823d58ea4b6d0f895816aad639d211527","isrc":"USEL19500092","name":"Si Faltas Me Matas","registered_at":"2026-06-18T09:06:35Z","spotify_id":"2xOExrzv4zqaHjLjQtCrGm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f13af24e5fa769dd29c59fe5b8449e823d58ea4b6d0f895816aad639d211527. 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/2xOExrzv4zqaHjLjQtCrGm.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/2xOExrzv4zqaHjLjQtCrGm.
{"copyright_id":"0x2fd6b48ebaad78c16eaf5d1180f8872ec114b8e6889b4c898a681c3e3c3c0188","isrc":"USEL19300084","name":"Parranda Navideña","registered_at":"2026-06-21T14:39:48Z","spotify_id":"3e8PtlGZsjeUv3ADFgJ8tH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fd6b48ebaad78c16eaf5d1180f8872ec114b8e6889b4c898a681c3e3c3c0188. 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/3e8PtlGZsjeUv3ADFgJ8tH.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/3e8PtlGZsjeUv3ADFgJ8tH.
Serie 3X4 (Eddie Santiago, Lalo Rodriguez, Max Torres)
{"copyright_id":"0x90f72800b5b0baa8f45cd990b30690bb9968ede7793c125379bc7fa865572a1c","isrc":"USEL19101104","name":"Hasta Aquí Te Fui Fiel","registered_at":"2026-06-01T17:25:42Z","spotify_id":"2DJbJD7NpSE6rNZelFRGOL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x90f72800b5b0baa8f45cd990b30690bb9968ede7793c125379bc7fa865572a1c. 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/2DJbJD7NpSE6rNZelFRGOL.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/2DJbJD7NpSE6rNZelFRGOL.