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 0xc9c733969ab732f6c46e4e2cc4b21cbd3aab2bde5f65107dc1b58eb8f091ee19. 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/272b3a7a-328c-45e7-947b-5175066de9dc.json and https://artists.proofprofile.net/proofs/artist/272b3a7a-328c-45e7-947b-5175066de9dc.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 0x7631da04eb7f025a80b9cd0cef4fe92fb9776479e8227e66f23f42d2790bd846. 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/4FtL64HqfVIputqczSeWw3.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/4FtL64HqfVIputqczSeWw3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a2189c63de32bc9dd4918e3f57426688e03bab6637777ba1b604ef3a01fbe48. 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/2p4X0IT3jjw38ZA0PJu1t4.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/2p4X0IT3jjw38ZA0PJu1t4.
{"copyright_id":"0x429dabc032f2fd1419cb465d5fc308289c3e871cdfc6c0ca78d284a80bb7e9b9","isrc":"QZFZ32261936","name":"All Hours","registered_at":"2026-06-04T11:55:42Z","spotify_id":"2COxRjhwRmzRaIEbfxDk5a","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x429dabc032f2fd1419cb465d5fc308289c3e871cdfc6c0ca78d284a80bb7e9b9. 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/2COxRjhwRmzRaIEbfxDk5a.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/2COxRjhwRmzRaIEbfxDk5a.
{"copyright_id":"0xdacb45d8da69326ce3fe766d2a19c87ea46edde548762a11bbfadc2541019e9e","isrc":"GBMJG2124223","name":"Been low","registered_at":"2026-06-08T20:33:43Z","spotify_id":"6tgoG1QcNReg55yit3B1y1","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdacb45d8da69326ce3fe766d2a19c87ea46edde548762a11bbfadc2541019e9e. 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/6tgoG1QcNReg55yit3B1y1.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/6tgoG1QcNReg55yit3B1y1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x924aed9c35af51ccc3843e76a7b1dd5ca55b6f4bbbb1b515a2c1ba7e486b7503. 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/5BZX55r8XII05COyAzc05p.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/5BZX55r8XII05COyAzc05p.
{"copyright_id":"0xa1f579afbb8033ae2b3adefa678c7a4db38202b559f7bf1ad753a24dddbaaa34","isrc":"TCAFX2137493","name":"Shooting Star","registered_at":"2026-06-05T18:09:32Z","spotify_id":"0K2DBGIhWPmf8AY20qFnEl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa1f579afbb8033ae2b3adefa678c7a4db38202b559f7bf1ad753a24dddbaaa34. 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/0K2DBGIhWPmf8AY20qFnEl.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/0K2DBGIhWPmf8AY20qFnEl.
{"copyright_id":"0x590a67db471e61c30b5a880e4d75076e64ce94f4beec7c90529be375ebc69c16","isrc":"GX3Q92152207","name":"Sharing Is Caring","registered_at":"2026-06-07T15:21:21Z","spotify_id":"6BCyDBzgZ4YYoNiOGvyTpW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x590a67db471e61c30b5a880e4d75076e64ce94f4beec7c90529be375ebc69c16. 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/6BCyDBzgZ4YYoNiOGvyTpW.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/6BCyDBzgZ4YYoNiOGvyTpW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fbbbf37e837d6b302928dae08624f564899f19bce3c0e9b6e46d37f69a183ec. 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/76S27GlrY8a7PicXAcL5KY.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/76S27GlrY8a7PicXAcL5KY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8171d38ae7d594f379e31403ec17595581d639f636faa0fb846f37642cbc6319. 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/32OlGdZYQcTyL9HXjeJ9bs.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/32OlGdZYQcTyL9HXjeJ9bs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x568b0cc6597c8660fb7ca2a887408ab3c946c20f39eea56ea3a5b5300022dbe6. 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/3kq7lUi05TlFPy4qX5p52X.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/3kq7lUi05TlFPy4qX5p52X.
{"copyright_id":"0x2337bf63612bee2caf923d6b4e88e88a5f6bdc711884f2b7ec4e9c00482fc98a","isrc":"TCAER2031408","name":"7 Days (Freestyle)","registered_at":"2026-06-05T13:02:30Z","spotify_id":"1Z0PWVwb1wrBxexB2aiOcH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2337bf63612bee2caf923d6b4e88e88a5f6bdc711884f2b7ec4e9c00482fc98a. 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/1Z0PWVwb1wrBxexB2aiOcH.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/1Z0PWVwb1wrBxexB2aiOcH.
{"copyright_id":"0xd1bbfe26a49073e6de57171b53c3c8c5d1428f1829dd3714fec589e08afb3b0f","isrc":"GBMA22038730","name":"Pray For Me","registered_at":"2026-06-05T23:22:20Z","spotify_id":"4vdzjxt2Fxr2mokkzcBEPV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd1bbfe26a49073e6de57171b53c3c8c5d1428f1829dd3714fec589e08afb3b0f. 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/4vdzjxt2Fxr2mokkzcBEPV.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/4vdzjxt2Fxr2mokkzcBEPV.
{"copyright_id":"0x4230cb0f7a3a016a0a087da6716ad3a12ca1e9efa7a2807e02668b720b3f5ce6","isrc":"GBMA22013523","name":"Trap Down","registered_at":"2026-06-07T05:50:48Z","spotify_id":"2lvntMfMGxgCQGxFTfmlkA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4230cb0f7a3a016a0a087da6716ad3a12ca1e9efa7a2807e02668b720b3f5ce6. 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/2lvntMfMGxgCQGxFTfmlkA.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/2lvntMfMGxgCQGxFTfmlkA.
{"copyright_id":"0xf930300867cb57f8c9edec6ba9e2e8f12bea2d8fbdde9783d6978460b2ef3f6c","isrc":"TCAEN1920532","name":"No Heart","registered_at":"2026-06-08T05:37:05Z","spotify_id":"6zXRmAf7pIVfxVGkmRSUXi","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf930300867cb57f8c9edec6ba9e2e8f12bea2d8fbdde9783d6978460b2ef3f6c. 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/6zXRmAf7pIVfxVGkmRSUXi.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/6zXRmAf7pIVfxVGkmRSUXi.
{"copyright_id":"0xae15b72e63152b9c577466ce6434310d27e00b47b65aee461ad19dc3d8ea4d34","isrc":"SE6HN1900809","name":"Born Trappy HB Freestyle","registered_at":"2026-06-07T02:23:07Z","spotify_id":"2o4aQV9LbhuEGEurcvyw8Y","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xae15b72e63152b9c577466ce6434310d27e00b47b65aee461ad19dc3d8ea4d34. 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/2o4aQV9LbhuEGEurcvyw8Y.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/2o4aQV9LbhuEGEurcvyw8Y.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x95e97eec5f8b8fffc3e1ebfb2e262ffe5cfd21526b8ce24aaf07f7975296a197. 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/7nqgSqUrHbUTsPMXz2OOcm.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/7nqgSqUrHbUTsPMXz2OOcm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba0873a8d5486b54fa362f6acd24b79e9d037554cc64cb6a1d9b6adc17004658. 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/11LMAUMq68fXrKlZvpWieO.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/11LMAUMq68fXrKlZvpWieO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab81c1c84244a20befc42d52341785281f09524bcb94e29ef07c27680c2ce7f2. 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/4anJovj99t8XOYlNOKh9o6.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/4anJovj99t8XOYlNOKh9o6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdc6e8d1324aa76999167eb55677d5716c7410a9ac245b294c170cae18d25b43c. 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/5XhY8xvZNDj0qo6bgVvJwL.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/5XhY8xvZNDj0qo6bgVvJwL.
{"copyright_id":"0xdadd86ebcf92692e3d8b427c4996f2c16ba96f07f84b3bb0bd47fcae7602c8ad","isrc":"QZTB92423525","name":"Paper First","registered_at":"2026-06-09T04:04:55Z","spotify_id":"2lLQA9g4NYmKhxrbwJ78mZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdadd86ebcf92692e3d8b427c4996f2c16ba96f07f84b3bb0bd47fcae7602c8ad. 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/2lLQA9g4NYmKhxrbwJ78mZ.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/2lLQA9g4NYmKhxrbwJ78mZ.
{"copyright_id":"0xe3c274ebd9341ef3c84783499445aa5d289a03401bb796eaebc7cca2bd621db4","isrc":"QZTB92423528","name":"Goons & Balloons","registered_at":"2026-06-10T13:59:39Z","spotify_id":"09Q9HrNiuUaEuUwn79CUMO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3c274ebd9341ef3c84783499445aa5d289a03401bb796eaebc7cca2bd621db4. 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/09Q9HrNiuUaEuUwn79CUMO.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/09Q9HrNiuUaEuUwn79CUMO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb5f5715a1c742fac1211cb9358501a2c827f1579ea31dc86c245ec112a59df18. 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/20CTD822vGt28ujTZoJ6mo.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/20CTD822vGt28ujTZoJ6mo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0066a6274292c410f97fd0df2612aeb54187600dc5037b482899a279d668d10d. 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/0yuBYa1bCi23DyaOCcE3jT.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/0yuBYa1bCi23DyaOCcE3jT.
{"copyright_id":"0x195957b188b52937a2fa835a8b962693cf76cd1554a9da7c4a04a9811ac5e07c","isrc":"QZTB92423531","name":"Fighting Cases Fighting Demons","registered_at":"2026-06-21T17:41:19Z","spotify_id":"0vqei9auCKrmVkpSqHn8Cm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x195957b188b52937a2fa835a8b962693cf76cd1554a9da7c4a04a9811ac5e07c. 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/0vqei9auCKrmVkpSqHn8Cm.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/0vqei9auCKrmVkpSqHn8Cm.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x88b57fbe838c2a44834366bcdf200ba06035114f7d048612e15e77610929840c. 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/0q1z1xJftYqBfobwrdNp8E.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/0q1z1xJftYqBfobwrdNp8E.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e350b1f004a4ac5239cf4504e3533311f2772c3794e146bc4ed1a48526e12cf. 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/0GSAS925lGr7wEcWYvZ1ov.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/0GSAS925lGr7wEcWYvZ1ov.
{"copyright_id":"0x01544f09594e0a74b9c7f8322d969fcc281703ec2628de28fcc714d14c0be5d3","isrc":"USZXT2453368","name":"Pressure Makes Diamonds","registered_at":"2026-06-05T15:23:42Z","spotify_id":"1R6J9zH2buHoUJbEvSwEj4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x01544f09594e0a74b9c7f8322d969fcc281703ec2628de28fcc714d14c0be5d3. 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/1R6J9zH2buHoUJbEvSwEj4.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/1R6J9zH2buHoUJbEvSwEj4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4e350b1f004a4ac5239cf4504e3533311f2772c3794e146bc4ed1a48526e12cf. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3FQldc7omRQxSg5AY68UqC.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/3FQldc7omRQxSg5AY68UqC.