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 0x3124f4ff86f55ae8c6f72658d64a9a4dd1aac9ca696f237053d4add608d8d66b. 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/a5aeed09-0d78-40ac-a39d-1c65771b7c2e.json and https://artists.proofprofile.net/proofs/artist/a5aeed09-0d78-40ac-a39d-1c65771b7c2e.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 0x76979160953ca182873c07ecbf41d225b6e014095636d804a413d2289722e0e7. 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/1X6Jc3UYtuzh9r7jseXFTC.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/1X6Jc3UYtuzh9r7jseXFTC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcab0ffbaed5d6fbca47ace2f6faa029f68166a067d2931badbf63afedf69fe23. 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/4ZXZKLCXALRAD9xWkPd5Yr.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/4ZXZKLCXALRAD9xWkPd5Yr.
{"copyright_id":"0xb04d18734612d05a07b750ebbe645b90c31eddfda7efcd0ba562580777a5f301","isrc":"QZGWX2082229","name":"Junto a tu corazon","registered_at":"2026-06-23T23:36:41Z","spotify_id":"7cpKDvcBwwK7slreOVrfmE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb04d18734612d05a07b750ebbe645b90c31eddfda7efcd0ba562580777a5f301. 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/7cpKDvcBwwK7slreOVrfmE.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/7cpKDvcBwwK7slreOVrfmE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xeb1bf80375796e95646f9b6ecd4fe5e5ed18a1148225bd740a20ccfb36d1842c. 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/7F8y4zW4lycAyDkz2qaO4s.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/7F8y4zW4lycAyDkz2qaO4s.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x62ce4d5e90872ad7c0d4fe4b7b4eef51c9799a6e75a80381b16d7ac9a3599c1c. 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/3sMOYnA1xxqh5OJ3YJK5fu.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/3sMOYnA1xxqh5OJ3YJK5fu.
{"copyright_id":"0x86b4e6cb69f8aa0fed474526865fa9fdf3e35d78c824eb1e9e2e50094603bf33","isrc":"QZGWX2082234","name":"Quiero verte una vez mas","registered_at":"2026-06-20T16:34:06Z","spotify_id":"79RW2aMziBqB3Oms3sFFB4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86b4e6cb69f8aa0fed474526865fa9fdf3e35d78c824eb1e9e2e50094603bf33. 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/79RW2aMziBqB3Oms3sFFB4.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/79RW2aMziBqB3Oms3sFFB4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x828f141e1d74be6b9a1047bb3a32553a3d1b72199c8f2172c27dd639e8272e84. 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/1NdpuFLFLnovcRUFfnmMVq.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/1NdpuFLFLnovcRUFfnmMVq.
{"copyright_id":"0xbd7c0cfb2470b38a89cbaafca99122f5de2487aebc6da2a8faafa011dc1eba24","isrc":"QZGWW2046614","name":"Dime mi amor","registered_at":"2026-06-19T01:30:53Z","spotify_id":"219BATLrWtW0VLHJzCbXwm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbd7c0cfb2470b38a89cbaafca99122f5de2487aebc6da2a8faafa011dc1eba24. 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/219BATLrWtW0VLHJzCbXwm.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/219BATLrWtW0VLHJzCbXwm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6355dc9307bf439579ab9db1b0bed43ad3191f754e53f98680605b2f91119cb0. 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/2YzztWnt9ex6GRwC7Oeaam.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/2YzztWnt9ex6GRwC7Oeaam.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x215a3b57eb75e4d4d2c3cc14303dfb955391d598d4b79b23d3f02c36ca1b4cb3. 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/6WzCEBbZV5ppleSJ38zxIP.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/6WzCEBbZV5ppleSJ38zxIP.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7fa343c40ecf90d9bda84347470923e554136d5740ac92fbe78c4e919b4e36b0. 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/6Fh5zb7JG1jFbwVkWPFwSl.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/6Fh5zb7JG1jFbwVkWPFwSl.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd920061b7a5f1727cb3d51437918bd955b5c2747524ce2e0b9c1502b94fb857f. 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/1c4QaEZmHUzhvuzDRu2B3D.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/1c4QaEZmHUzhvuzDRu2B3D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba0419155378809f1932adb82dce999729d287d4ff6d64aa51cf012d0a0696bd. 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/12lEeZo4O1P8RodIe7hhd7.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/12lEeZo4O1P8RodIe7hhd7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x758f85206c873ef1de22eb978ae8ddb47e424d654c9d0067fea8e716e013e8ce. 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/0EeSxpIc4a3PKbE3Tyo5BF.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/0EeSxpIc4a3PKbE3Tyo5BF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x029ea631123bb3dfa2475fd971f840bf56dfde7322b3f018f5279c153a0f7a69. 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/6TGDZjQtXE4VRNMxOpgCfv.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/6TGDZjQtXE4VRNMxOpgCfv.
{"copyright_id":"0xaff7ce5af80aea7e2582c129298c34c85cf289017f617ec2fe2dab55f33db2dd","isrc":"QZGWW2046622","name":"Algo contigo","registered_at":"2026-06-11T00:54:17Z","spotify_id":"6AzV5YxcKVbua67oGQJPVN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaff7ce5af80aea7e2582c129298c34c85cf289017f617ec2fe2dab55f33db2dd. 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/6AzV5YxcKVbua67oGQJPVN.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/6AzV5YxcKVbua67oGQJPVN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa193519561fe9199e37b0bd6562e44894903658c96e2c6727dc4b25b4b7acdf3. 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/4YWljlH0hZNi2ywwXWa62D.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/4YWljlH0hZNi2ywwXWa62D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07ab897038ac01e0ce24450739c75ed88b8553729866de2dd47ed97d1b3d8b83. 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/6Ux9ziiLKNkoYx6tykbh5D.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/6Ux9ziiLKNkoYx6tykbh5D.
{"copyright_id":"0xc756adb95bf19156ee52fdadf37a40ef7f4847eff23630262b83cbf570eac938","isrc":"QZGWW1900555","name":"Yuyo verde","registered_at":"2026-06-28T01:06:07Z","spotify_id":"1aX1KwOojU13m2ru3HCegx","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc756adb95bf19156ee52fdadf37a40ef7f4847eff23630262b83cbf570eac938. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1aX1KwOojU13m2ru3HCegx.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/1aX1KwOojU13m2ru3HCegx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1f3fea6dc2b5c7f476eccf279b2b3fdf22a3e48040b2bcc468c20c5a43d8c19f. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1HCq7aJWovIgIs7hkQrOsp.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/1HCq7aJWovIgIs7hkQrOsp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x526674ae02a9d7da0870a4f8a00f65e16da770113670ae16d47d1329b4c2b18f. 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/4LdWJSmaI7yzBrtFgflD7F.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/4LdWJSmaI7yzBrtFgflD7F.
{"copyright_id":"0xd950f83c9cd9847dcb62bf99b6c46ebd8c6a0b9a4fae2dfaf42aa4125ce6d737","isrc":"ART721710120","name":"Todo Es Amor","registered_at":"2026-06-07T04:54:05Z","spotify_id":"75IzU5Hi48ndpSPlwP0z7T","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd950f83c9cd9847dcb62bf99b6c46ebd8c6a0b9a4fae2dfaf42aa4125ce6d737. 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/75IzU5Hi48ndpSPlwP0z7T.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/75IzU5Hi48ndpSPlwP0z7T.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2a2b0495576359c70b38845d93683a809666af78773effecab1fbaaf3856e533. 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/1idKcTuIojEwcXXn0DyfTu.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/1idKcTuIojEwcXXn0DyfTu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c1219a8efbc38c4ba30aaf655c50f977b5d555c81f9ba4fd25bc0c080c56c2e. 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/7CPyHE7JRFBFvwTfuVdees.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/7CPyHE7JRFBFvwTfuVdees.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50fe307870b609a487cb263f59e5c2eb4b67ba9f8351bd6c270e799e11595c7a. 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/6oFo6bwhvppeU6vhj0bChO.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/6oFo6bwhvppeU6vhj0bChO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe19afc68c51cc6989d4962c04badc63721bc2076aeebaf3b0065b35267416d1e. 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/2hUCTzH7JPzUxbtssx2a4K.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/2hUCTzH7JPzUxbtssx2a4K.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc7e7fd09fc850563e98a284cb0ff50db80d8703998fb65c6e41c5d08ac3e2c97. 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/56xQneq85uGdf8pk9TimJe.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/56xQneq85uGdf8pk9TimJe.
{"copyright_id":"0x442241cd4f357203aa90f5a8b0e1d1ba07ee3f282eac9387db7c3978ee5f2cee","isrc":"ART721710126","name":"Adiós Corazón","registered_at":"2026-06-08T10:21:22Z","spotify_id":"5ZrULGdyF1krjah3DhpxfE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x442241cd4f357203aa90f5a8b0e1d1ba07ee3f282eac9387db7c3978ee5f2cee. 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/5ZrULGdyF1krjah3DhpxfE.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/5ZrULGdyF1krjah3DhpxfE.
{"copyright_id":"0x95769c159102ab5d4a1e11ba821f12df49a1b880ffb94de88e31ea4674613942","isrc":"ART721710127","name":"En Esta Noche de Luna","registered_at":"2026-06-07T23:48:47Z","spotify_id":"3hAt1hqZNIfESlbGNwjXyL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95769c159102ab5d4a1e11ba821f12df49a1b880ffb94de88e31ea4674613942. 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/3hAt1hqZNIfESlbGNwjXyL.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/3hAt1hqZNIfESlbGNwjXyL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x442d70eb2c627cc2668b7f9f973b3471fe752f9013dd6e3fe077e31f3b945541. 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/5C4MCFWdSHVzOl2Lmqfym2.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/5C4MCFWdSHVzOl2Lmqfym2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x757c8b9949a4e8e8b25a8d054505816d70eb34d3967cc05d2d8ee8ded00e30b6. 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/6F6LL52sdhQmtIhAdFd5y5.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/6F6LL52sdhQmtIhAdFd5y5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x362ab1799a45e8121c57e043d914f75fc24b69ac579e0b7c171099304e8d2ca7. 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/1oRkUPrfwHDZqGC7HMt9ho.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/1oRkUPrfwHDZqGC7HMt9ho.
{"copyright_id":"0x03db9a7c0b37c5a07656bbc8eb0f944ae2045a7f8edf7a3fca85e8ee5a94fc9f","isrc":"QZPJ32149032","name":"Bajo un cielo de estrellas","registered_at":"2026-06-25T03:59:08Z","spotify_id":"2JMxikrm4TGOIdn8rXhHxS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03db9a7c0b37c5a07656bbc8eb0f944ae2045a7f8edf7a3fca85e8ee5a94fc9f. 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/2JMxikrm4TGOIdn8rXhHxS.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/2JMxikrm4TGOIdn8rXhHxS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0ef86c7b9899798321577f7caf22af4320087b1c246dbc63ee6487ca120e888. 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/6vZpOaCQtGjlJqZSO0qXyp.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/6vZpOaCQtGjlJqZSO0qXyp.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfc298a6442522c15f9663b4860892445e1f2eeca556641a2a641a8b2df513eac. 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/5pCKgjFhbUwFAj6Ku9SYSV.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/5pCKgjFhbUwFAj6Ku9SYSV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc96a71aa9515d4fe576b6eab3093af406f7868fe89a2673f7bb7cf8f6608d7ec. 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/3Sp3LSomU2LzU0m8jSrCqm.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/3Sp3LSomU2LzU0m8jSrCqm.
{"copyright_id":"0x4714e518e9fa501cf904abf1ec59615f8d0d233de35558c9e1ac941f4dd49c08","isrc":"QZ22B2083605","name":"And I Love Her","registered_at":"2026-06-19T01:31:01Z","spotify_id":"6LcDWCCgmfF9avxvPKmYwi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4714e518e9fa501cf904abf1ec59615f8d0d233de35558c9e1ac941f4dd49c08. 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/6LcDWCCgmfF9avxvPKmYwi.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/6LcDWCCgmfF9avxvPKmYwi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5a4ab18558b993e05e922a13c1a295ba21c58aa4ea811f0dcfb8015c6de3c4b5. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3ag27IpdGsaZVOJymf3Jhr.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/3ag27IpdGsaZVOJymf3Jhr.
Sin sabor / Quizas, quizas, quizas (Nuevas versiones)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x93da35f7b66361dd39d260ef69ed58a624d333183434887176b2b0d5cd5d2867. 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/74gWXzp1VDjpg6ZRdsibfX.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/74gWXzp1VDjpg6ZRdsibfX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6d73802915d1183486c7e2f67d435cf0dc9a8f0f8d6fc206c28cf0b34c319e1b. 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/6cjeJvG1KvU3o1oDDIQ1w8.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/6cjeJvG1KvU3o1oDDIQ1w8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed613fc7b6571fff2ae455f7cd0463a0b5aa7ea080764812c3bc2a7ff628a26c. 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/4goghqufSMQnLE7NaO9h7A.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/4goghqufSMQnLE7NaO9h7A.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2721ad81b1fb738ee6bcea103e014a368e630f01565093b59f15fab2116303f. 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/6md0jXzz5rg8WJxG80lcPG.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/6md0jXzz5rg8WJxG80lcPG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x457c33a20041187c4cc9f5d2f0e997976cb3f6a4d3709774709bec6a53b88c64. 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/2HH0pshzth8P8wrgiN4pbj.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/2HH0pshzth8P8wrgiN4pbj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe406a5f1d140c8dd4834c7b55d91ad490c5dd767587a7234db2184862acf0ec6. 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/6mNhVK5kRQUckOkym1O7bF.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/6mNhVK5kRQUckOkym1O7bF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x768358180458456b33f9a7310a71f5f1122518bb435b1cb93daa4c2a9c8fc59c. 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/0etUA1TCLzcIei1yEvJxNv.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/0etUA1TCLzcIei1yEvJxNv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x173fe9cbefde34c89fb8fb2538e967e99192490dc7aa1a0fde792f410ff0407d. 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/5GBJaTbrCLqRuiRFbRlO8B.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/5GBJaTbrCLqRuiRFbRlO8B.
{"copyright_id":"0x50be1b438d16ea1a997fccd05eb67c195acc357dd2830bb1f0189adfdc4b8b07","isrc":"QZ22B1923320","name":"Besame mucho","registered_at":"2026-06-11T00:48:56Z","spotify_id":"5SPRKeCQC2nUorhxcjaA5W","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50be1b438d16ea1a997fccd05eb67c195acc357dd2830bb1f0189adfdc4b8b07. 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/5SPRKeCQC2nUorhxcjaA5W.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/5SPRKeCQC2nUorhxcjaA5W.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbaab537869def48351ed50a21df4e854a5e40a2d10a6df5c869ae2616334316e. 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/2YTbZP3YYpmRntN8rGsxG9.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/2YTbZP3YYpmRntN8rGsxG9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x33eca035b01aacd86657c86a039ebb649821c7035aed56fb6c01564ae5704962. 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/2hVCBvILmLbFRbLtVpMOCI.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/2hVCBvILmLbFRbLtVpMOCI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5de89f67f460d55c8b369000904da938370b7843be698d26d7febf0821fecc37. 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/2MZYlmtL7SVMSiwuzsCRTF.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/2MZYlmtL7SVMSiwuzsCRTF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5110e223c7e8d35e5d6fed9eeb28e5bb06d495c31ead9fc2b7b266cb0e77673. 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/22TIyeh8BRq6r3Xuhwg5DO.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/22TIyeh8BRq6r3Xuhwg5DO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x949896389fe3e371fc61ee9a3b839f26b42d51816036186e7e9677494413d163. 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/7Aqm593MOWRFVl2mmzoORd.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/7Aqm593MOWRFVl2mmzoORd.
{"copyright_id":"0x8f2f096226601f345b5d998fec1662bbdf469a610d7f491c2dba3dae179c7fb0","isrc":"QZ22B1890169","name":"Sueño azul","registered_at":"2026-06-20T16:37:08Z","spotify_id":"2SHRHzZRyYPgHOGgiwRAWL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8f2f096226601f345b5d998fec1662bbdf469a610d7f491c2dba3dae179c7fb0. 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/2SHRHzZRyYPgHOGgiwRAWL.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/2SHRHzZRyYPgHOGgiwRAWL.
{"copyright_id":"0x44eaea1109964055f5e5c36356f9ec72cf3ead72b75e682a79e3f6e5abac0972","isrc":"QZES82565007","name":"Vete de Mi","registered_at":"2026-06-25T04:01:43Z","spotify_id":"1vFlcBqRk5ohfzjcByumPH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44eaea1109964055f5e5c36356f9ec72cf3ead72b75e682a79e3f6e5abac0972. 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/1vFlcBqRk5ohfzjcByumPH.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/1vFlcBqRk5ohfzjcByumPH.
{"copyright_id":"0x9b0bd46d5c5cfc8b063bd2e4afdf07a6d36a6a001649cc5edd99484d92d5402a","isrc":"QZES82565009","name":"Jamás Ni Nunca","registered_at":"2026-06-26T10:38:06Z","spotify_id":"4gFsJJTUsayKlx7KoHbtfw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9b0bd46d5c5cfc8b063bd2e4afdf07a6d36a6a001649cc5edd99484d92d5402a. 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/4gFsJJTUsayKlx7KoHbtfw.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/4gFsJJTUsayKlx7KoHbtfw.
{"copyright_id":"0x7e45677dc72d6a3d97061aeef2ab93a04631860c3ad2f70438a0270ff1cc71f4","isrc":"QZES82565011","name":"Historia de un Amor","registered_at":"2026-06-26T10:37:35Z","spotify_id":"2jJ3Dof9Mqp4YpjVPvGCNm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7e45677dc72d6a3d97061aeef2ab93a04631860c3ad2f70438a0270ff1cc71f4. 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/2jJ3Dof9Mqp4YpjVPvGCNm.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/2jJ3Dof9Mqp4YpjVPvGCNm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9e74785166a1b2ced756b8b4fac3cf585efa430a0320f14d58c9a8fb672c4112. Chain 2 (Bitcoin): anchored in block 956375 (2026-07-02T16:51:38Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4h0K7ZNA4CUKu0T5Wt7ip8.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/4h0K7ZNA4CUKu0T5Wt7ip8.
{"copyright_id":"0x7d6c20b688dd6d14d41c02ff076b6fccfad9f813c4eb45c24b3eaae13023fc94","isrc":"QZES82565015","name":"Moonlight Serenade","registered_at":"2026-06-25T05:55:15Z","spotify_id":"5V1k84TIRDlVl7SBW7ok4p","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d6c20b688dd6d14d41c02ff076b6fccfad9f813c4eb45c24b3eaae13023fc94. 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/5V1k84TIRDlVl7SBW7ok4p.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/5V1k84TIRDlVl7SBW7ok4p.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x400f44e33cbe1faad280c80c8a138af3341d29260ba63b7b5467870fe123e2da. 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/4rfgtU3ZwucSbKmig8NMVr.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/4rfgtU3ZwucSbKmig8NMVr.