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 0x48833fa11131b46d7fe6782d43d9daceb005ad0868bc97e10fde3f9d2dc2c768. 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/ded4f142-e9e9-4b1a-a455-5dea90719599.json and https://artists.proofprofile.net/proofs/artist/ded4f142-e9e9-4b1a-a455-5dea90719599.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xca81cd9cd41fa1776e9adae9a909d358dc5c432d07f24bdc7d84892741c37d27","isrc":"QZWFP2406017","name":"TU ME GUSTA","registered_at":"2026-06-08T15:13:37Z","spotify_id":"4kLo4jGPLqtT5iLjkJ6Wyp","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 0xca81cd9cd41fa1776e9adae9a909d358dc5c432d07f24bdc7d84892741c37d27. 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/4kLo4jGPLqtT5iLjkJ6Wyp.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/4kLo4jGPLqtT5iLjkJ6Wyp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07f214df39a38d41d38e893623e9198a691c51a1327f7f686a18b55bc593f2ff. 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/1LflhB2nwk4DAamMRJYq2j.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/1LflhB2nwk4DAamMRJYq2j.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30b2542fa62d17807c5da4d4000aee7904d5836578d81c18b5c0ba5dbaaf63ee. 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/0e8gPnwFitRRuWdi9W5o8G.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/0e8gPnwFitRRuWdi9W5o8G.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2529894222ef75f621c10d8bb43fab352a1ca394d85911410f0137cc70f34faf. 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/0ieXVXe8hRRip05cOaocd0.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/0ieXVXe8hRRip05cOaocd0.
{"copyright_id":"0xb589e272dc15bbcab810e6bf8d332882c9d3c6e8b66cefbdf7c1306385b074b3","isrc":"QZTB92457143","name":"DARIA LO QUE FUERA","registered_at":"2026-06-08T15:41:47Z","spotify_id":"7qsPX0NeLLfWd6eRoDpQnF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb589e272dc15bbcab810e6bf8d332882c9d3c6e8b66cefbdf7c1306385b074b3. 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/7qsPX0NeLLfWd6eRoDpQnF.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/7qsPX0NeLLfWd6eRoDpQnF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3ec07b5629e97fcc3d5c8ea269a60e437b2054b3b83f044e295671f40e5990b9. 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/05A9waTtUHCvpeqRTm8jEJ.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/05A9waTtUHCvpeqRTm8jEJ.
{"copyright_id":"0x93d23756a6b603b5a7b9f50bbdcbd563e15b05ccf39b81b6f9fe4d9868300d9f","isrc":"QZTB42427458","name":"NO HAY MIEDO","registered_at":"2026-06-09T22:16:58Z","spotify_id":"1OKmFPiKhxXPcX0ZRYzQgN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93d23756a6b603b5a7b9f50bbdcbd563e15b05ccf39b81b6f9fe4d9868300d9f. 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/1OKmFPiKhxXPcX0ZRYzQgN.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/1OKmFPiKhxXPcX0ZRYzQgN.
{"copyright_id":"0x8036eb448e1e71a809d368bebda6bb0e459a3d6da2d04b42396168c161ae746d","isrc":"QZTAT2468840","name":"NO TUVIERON VALOR","registered_at":"2026-06-09T12:13:47Z","spotify_id":"1gGEkZLBCUHbtnRkkTYIyJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8036eb448e1e71a809d368bebda6bb0e459a3d6da2d04b42396168c161ae746d. 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/1gGEkZLBCUHbtnRkkTYIyJ.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/1gGEkZLBCUHbtnRkkTYIyJ.
{"copyright_id":"0x317480f9c2c6d23aebcc64752c08cedb829cccdb5bd2a7d1606eae06ac0ac476","isrc":"QZNWX2405984","name":"DOBLA ESO PANTI","registered_at":"2026-06-08T15:51:09Z","spotify_id":"45iLXyZNxK4bVb6lcNPTyk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x317480f9c2c6d23aebcc64752c08cedb829cccdb5bd2a7d1606eae06ac0ac476. 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/45iLXyZNxK4bVb6lcNPTyk.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/45iLXyZNxK4bVb6lcNPTyk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf8871879b4cf63d533e744aeb82038ec1722117c33604c4e621857225a6ed540. 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/5KAZJCqflOPjeuju2ShI5y.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/5KAZJCqflOPjeuju2ShI5y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x973c107f6d787ca580724f0566742c87276162435d2543444263adef9581c09e. 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/65lJSkGOcTDn95JfDc2tZW.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/65lJSkGOcTDn95JfDc2tZW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x17fa6091d3fcdf852158722eefa5b5aa67e020c73eac0dff5925dc201b7f5e06. 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/7eA5zcMZv4MpzPZGH3fAaq.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/7eA5zcMZv4MpzPZGH3fAaq.
{"copyright_id":"0xd4a4631ecec02f1c6a811286bd0c05d82e9a00e61d38a15caecc1778bb18b115","isrc":"QZK6Q2414960","name":"VIENEN POR MI","registered_at":"2026-06-08T15:46:51Z","spotify_id":"5TL5VKPWAjv7C9HhfEajHw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd4a4631ecec02f1c6a811286bd0c05d82e9a00e61d38a15caecc1778bb18b115. 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/5TL5VKPWAjv7C9HhfEajHw.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/5TL5VKPWAjv7C9HhfEajHw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31267921f170c78e7565b176a0affb5eda4496706a59cd00c938795ffe8cee6f. 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/3tChyxaztcKPwvx1Mamnu5.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/3tChyxaztcKPwvx1Mamnu5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x675adf202dcb0e637a2d3b653d3a8a0e8562f254de6cc9766b9caf6a77c16c20. 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/2L9BWB4zZb5R4OE4fMG8Oq.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/2L9BWB4zZb5R4OE4fMG8Oq.
{"copyright_id":"0x31e2d5e060481ba63cb88c33106094ed0f72e15aee31e34f0fdb8bd4a44f11da","isrc":"QZDA72489486","name":"SEXO EXPLICITO","registered_at":"2026-06-09T22:18:43Z","spotify_id":"1nluK5eUfNfDAxXD5x83Oq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x31e2d5e060481ba63cb88c33106094ed0f72e15aee31e34f0fdb8bd4a44f11da. 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/1nluK5eUfNfDAxXD5x83Oq.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/1nluK5eUfNfDAxXD5x83Oq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b9ab429c9db88b5b202f9c68d331847816fe3522bfcedc4f95fc475993ed40e. 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/3qelJGie3KAgiEhrqAL6Qn.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/3qelJGie3KAgiEhrqAL6Qn.
{"copyright_id":"0xb9fee577f24f7d6df40e37ee70525abc5c89297dabe855c562fe4a6b98e8a2b5","isrc":"QZFZ32413226","name":"ESPLENDIDA MAESTRA","registered_at":"2026-06-08T15:45:45Z","spotify_id":"4NeYU4MkZxGugFq13Fylri","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb9fee577f24f7d6df40e37ee70525abc5c89297dabe855c562fe4a6b98e8a2b5. 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/4NeYU4MkZxGugFq13Fylri.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/4NeYU4MkZxGugFq13Fylri.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3b61f2f5a62f4781e535a5a7dd02dd3515d4a3f2eb460c5f7e67225fe3799c7b. 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/0TgAw7Uah9kII8M155XlFj.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/0TgAw7Uah9kII8M155XlFj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3f5fb8895c651c8ad895cc1d03be5cd53d40df52ad709ea205d28ec25f858406. 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/4YM3VPzzNNjPkewDSWXZwa.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/4YM3VPzzNNjPkewDSWXZwa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xebb6aa240cb98ea046b2ce7be17102489e7f936cec5d88869ca0a66d5d460b92. 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/0plXhtq962RHHhuLpDy80i.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/0plXhtq962RHHhuLpDy80i.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfd62dd16c3d8b4c56b1d1c2bb501b4a1146b0245a941b8406edf031e07ba4824. 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/7ha0NZgI9IPNMqLxdKHmR8.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/7ha0NZgI9IPNMqLxdKHmR8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1d58a55b791742568a145cb155b4c0b9a5a8b04906012b3fd66e6a8e900aea5d. 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/1PQZ2PLBbSEpLMLE5wQNDq.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/1PQZ2PLBbSEpLMLE5wQNDq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb892b842e914d1b51246e628623940b6683b2ee58046e0240d0cf6d63ca5740f. 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/7i1yRKHKBaHZJ2BZ8fFAT6.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/7i1yRKHKBaHZJ2BZ8fFAT6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x865f3d1c957655e83255dd793dcf22280adf878f7c5a3dd4d5a6631e3c918fa6. 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/2u7PjaDHrvOh95Ei5LNr1N.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/2u7PjaDHrvOh95Ei5LNr1N.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x009cd97c59fdee9c4a2957f3a2f36e4e5f26599ef7fccc7bc4440c4ff977fa59. 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/3IxEkGZaa6A61k8By6Ekox.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/3IxEkGZaa6A61k8By6Ekox.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x40d8537c7064c4c2b073ee5015d229da09c151682639c2b58519272dd562df34. 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/4l8z93fvFaPxmry6KyVipO.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/4l8z93fvFaPxmry6KyVipO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb68b81f91c4e4750cd376339ff4be04400bd9999e7189403c5cdb1584b5f477. 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/2DhiiMcbWpezIwJT9pdNqa.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/2DhiiMcbWpezIwJT9pdNqa.
{"copyright_id":"0x6b797365df91e567dc3ae9cce2d66553c33ee8bde9c17bf348dca0e2688054b8","isrc":"QZWFN2311953","name":"AMOR BARATO","registered_at":"2026-06-09T00:24:49Z","spotify_id":"4yD1BzUgrMyjDe0MuIZgeS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b797365df91e567dc3ae9cce2d66553c33ee8bde9c17bf348dca0e2688054b8. 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/4yD1BzUgrMyjDe0MuIZgeS.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/4yD1BzUgrMyjDe0MuIZgeS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xce7c3003fefefc77648f5ce019967d7a90b5e5c544ec5d56eaa8c713216b5061. 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/4lr6w0bWFcPJ3xso0Po9cD.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/4lr6w0bWFcPJ3xso0Po9cD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x21d581ae576031a736a515a4b71e80118f2622ac6be3d105564aef891bbed42f. 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/1skMzcf4Ermn2Psm1OWTYD.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/1skMzcf4Ermn2Psm1OWTYD.
{"copyright_id":"0x9256d621f164d4beec7a1b42b6b921ffe41583af9111b6a88efdb4ead400cade","isrc":"QZWFG2316970","name":"SIGO AQUI","registered_at":"2026-06-09T22:11:40Z","spotify_id":"5CrbZJN5iNWrKR5B4vnpoV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9256d621f164d4beec7a1b42b6b921ffe41583af9111b6a88efdb4ead400cade. 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/5CrbZJN5iNWrKR5B4vnpoV.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/5CrbZJN5iNWrKR5B4vnpoV.
{"copyright_id":"0xa2d856516fd0e516d309fb4306f142d80ccf46a87621728cad00a31eaa73c92e","isrc":"QZWFG2316277","name":"SE DOBLARON VARIOS","registered_at":"2026-06-09T22:12:16Z","spotify_id":"6eCMrxGyC98rb2sFzZHwgL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa2d856516fd0e516d309fb4306f142d80ccf46a87621728cad00a31eaa73c92e. 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/6eCMrxGyC98rb2sFzZHwgL.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/6eCMrxGyC98rb2sFzZHwgL.
{"copyright_id":"0xbdcf02eb376117200b1d87501f836ffdd9eaef0ea31c0512c1aa5667608912ba","isrc":"QZWFG2317639","name":"NO ESPERO NADA","registered_at":"2026-06-10T01:20:26Z","spotify_id":"4H9oMK15UjlvScnbsfaZax","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdcf02eb376117200b1d87501f836ffdd9eaef0ea31c0512c1aa5667608912ba. 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/4H9oMK15UjlvScnbsfaZax.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/4H9oMK15UjlvScnbsfaZax.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfab4ec37306564d1de069dc7e8f32a9a90275b447fd7a742c34845ca9a72b491. 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/0X7UL3EBTqU4Dy9bLGjtZE.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/0X7UL3EBTqU4Dy9bLGjtZE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd36a4d969041795105e31e82a1ec65cfb3d569ecbe1723c16064522316e34b9b. 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/29RG5O5NmwmJdzsUNxBaEk.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/29RG5O5NmwmJdzsUNxBaEk.
{"copyright_id":"0x45d7f5d522869dee615e06a1db4187dcaf7db9c6aeefcd851e628c0b8c1df4e2","isrc":"QZWFF2350529","name":"LOCO POR VERTE","registered_at":"2026-06-09T12:14:21Z","spotify_id":"1rx8WHJfqrzXbJPA4ICQ7k","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x45d7f5d522869dee615e06a1db4187dcaf7db9c6aeefcd851e628c0b8c1df4e2. 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/1rx8WHJfqrzXbJPA4ICQ7k.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/1rx8WHJfqrzXbJPA4ICQ7k.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x80aa0b030f410bffa17681635c3b0d2803dba88f5ad26d3fed5b53e02e440e55. 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/4m95fIjOvTB5bnZE3qhTcf.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/4m95fIjOvTB5bnZE3qhTcf.
{"copyright_id":"0xca9258d7f26d2022cbc8cffb59864e712ab22520efbca64883d7cf9d0c5da657","isrc":"QZHNA2478324","name":"NO ESPERO NA DE NADIE","registered_at":"2026-06-09T00:44:35Z","spotify_id":"6jK43OGAAhFiHDhNgGncEX","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca9258d7f26d2022cbc8cffb59864e712ab22520efbca64883d7cf9d0c5da657. 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/6jK43OGAAhFiHDhNgGncEX.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/6jK43OGAAhFiHDhNgGncEX.
{"copyright_id":"0x4d4e26c6f63f8d8b2cb67a2ac5af4ecb213af1da9f7a59828382a389a4f53a65","isrc":"QZWFG2322186","name":"EN UN SEGUNDO","registered_at":"2026-06-09T12:03:11Z","spotify_id":"2d5lzxAQdMqYPoABasdrkA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4d4e26c6f63f8d8b2cb67a2ac5af4ecb213af1da9f7a59828382a389a4f53a65. 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/2d5lzxAQdMqYPoABasdrkA.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/2d5lzxAQdMqYPoABasdrkA.