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 0xf6374bc5bf2bef0c743b77e27d9a7f6ac7a1a9012e2287847cbf0f8586220e0a. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/d71c578a-c5f2-439f-aa35-97db7577dc18.json and https://artists.proofprofile.net/proofs/artist/d71c578a-c5f2-439f-aa35-97db7577dc18.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 0x46f91d0348ab34a4b1c6d283dcaceec86b4035e07cc60e9787cfdcb44f1b30be. 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/3ea30DoObnLQXznBUCIHWr.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/3ea30DoObnLQXznBUCIHWr.
{"copyright_id":"0x46ae9b9454cc2e19ccc6e4adda5e68a164ce3d7c85ef4859957d2d8d1b8e7f60","isrc":"ATD751709005","name":"Child Star","registered_at":"2026-06-25T01:29:17Z","spotify_id":"1fRNwowS5FC6IA2PL4HkhW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x46ae9b9454cc2e19ccc6e4adda5e68a164ce3d7c85ef4859957d2d8d1b8e7f60. 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/1fRNwowS5FC6IA2PL4HkhW.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/1fRNwowS5FC6IA2PL4HkhW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8652093a90de2d2f25f84781500a4e0825b3a2fa62f3dd5bf70d3132e5350bd8. 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/3xe3tnA6oqb17n5fPkbO8g.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/3xe3tnA6oqb17n5fPkbO8g.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb60a8321e20da0562f8dc556758ea4b27f6eb5e728b3450b8fd25de268ac104f. 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/6sbUnw05InpF72JvPc8qxN.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/6sbUnw05InpF72JvPc8qxN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa00b0065917d0ae6f9ee1c05c53f7687e93e153847261a43315afe7734646cf2. 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/2fhGvaO2uvqy8w7OfC9XqA.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/2fhGvaO2uvqy8w7OfC9XqA.
{"copyright_id":"0xbae034c378ef479654dbadc2901f680d3a9cee5f0cd5ef59d76517d98429155a","isrc":"TCACH1599355","name":"Never Known Love","registered_at":"2026-06-09T00:49:56Z","spotify_id":"672brKdpDs7BY0bhMw8RfJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbae034c378ef479654dbadc2901f680d3a9cee5f0cd5ef59d76517d98429155a. 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/672brKdpDs7BY0bhMw8RfJ.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/672brKdpDs7BY0bhMw8RfJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7bdc2f4c8c91ced6ff81d8bceb698ddf90e89be47426ef0f75aae8c33106af33. 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/5P1fYDdi6Am5uakWVmiaIH.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/5P1fYDdi6Am5uakWVmiaIH.
{"copyright_id":"0xd5ec025a90a5cb616b3b633ae8a6da27fa7ed9848436537759114f4bad5b84b6","isrc":"TCACH1599358","name":"One Night With You","registered_at":"2026-06-19T19:41:22Z","spotify_id":"1bExqSmHglL9lkvRX38ZpB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd5ec025a90a5cb616b3b633ae8a6da27fa7ed9848436537759114f4bad5b84b6. 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/1bExqSmHglL9lkvRX38ZpB.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/1bExqSmHglL9lkvRX38ZpB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdb6cfe4f6fb7b0da225c77013b486d4eafb18ab3abbcbbc51c5b843606361de. 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/4O6g0xLeMTzTLja3KH9Z2Q.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/4O6g0xLeMTzTLja3KH9Z2Q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd2e43ee64a4a976d932510f657497807b129018ae0cf83b841e2f24eac34ffc7. 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/7tnJEAxJrKq5jUbX3VDYaO.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/7tnJEAxJrKq5jUbX3VDYaO.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd65c0649b143f6c99875cea5327546fc27a41fdde209e3a116a2201fac21109e. 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/7HEfLcUyFNcN0301LMRJZT.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/7HEfLcUyFNcN0301LMRJZT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb94f64563906b2428171da876ee0824316d3106b69883aefa2951df278fd90f3. 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/4yjUEhk6jDam3ZsVBSqSia.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/4yjUEhk6jDam3ZsVBSqSia.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7f815a14b96a5731739bbaac2022da2ac8a653fa80b2ae32cd94e0380b93b976. 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/3wIRBI5gcYF4QnnrOhTpOx.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/3wIRBI5gcYF4QnnrOhTpOx.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77aaf14464b6bdeb68c9139cd262ca8c70b4c442c214c303f9258fa1e134e016. 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/623UzzgPxaw5szI4laj2Aj.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/623UzzgPxaw5szI4laj2Aj.
{"copyright_id":"0x9361d3bf3a35424e2daf08eadfceed8a435c8983294ba0145d8b554a8441e501","isrc":"US8YA1200013","name":"Bleed Bleed Bleed","registered_at":"2026-06-09T01:08:02Z","spotify_id":"7rMgVsPcTZXBQSEUYPPPrJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9361d3bf3a35424e2daf08eadfceed8a435c8983294ba0145d8b554a8441e501. 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/7rMgVsPcTZXBQSEUYPPPrJ.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/7rMgVsPcTZXBQSEUYPPPrJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf49953ca7f957888e45183204a8546ccaad60454508f65e5014df33dce9ae81a. 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/4Dpk292UtLR5CZRl3wPB9Q.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/4Dpk292UtLR5CZRl3wPB9Q.
{"copyright_id":"0x67658f534f3f8bdbe83a2856f84d714e0eb87cbf3407d7b8f59a25c5ac4d06b4","isrc":"US8YA1200017","name":"The Killing Revelation","registered_at":"2026-06-27T21:17:00Z","spotify_id":"3puQSLH4w81LewBD0h6KQD","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x67658f534f3f8bdbe83a2856f84d714e0eb87cbf3407d7b8f59a25c5ac4d06b4. 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/3puQSLH4w81LewBD0h6KQD.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/3puQSLH4w81LewBD0h6KQD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fa7c8f6f09a713e15cfe8e1e37fe3e3200966d2ef0fb58ea1a93713f1fc0c11. 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/6bb3ibTwqA4aR4moQ71pUE.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/6bb3ibTwqA4aR4moQ71pUE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fba1156c4d1ce5286d9499956cd70c87e63f930fe5132d7f28c5541178563fd. 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/2l8Yy3wA8FmebnmpPzMnlf.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/2l8Yy3wA8FmebnmpPzMnlf.
{"copyright_id":"0xac13da312c75162d93c51f6f462a7b8e0427abba3656482b3898480caad2144b","isrc":"USTC60857241","name":"Program of the First Part","registered_at":"2026-06-23T20:35:28Z","spotify_id":"14ClwA9ECo0aBmtGISTNiA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac13da312c75162d93c51f6f462a7b8e0427abba3656482b3898480caad2144b. 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/14ClwA9ECo0aBmtGISTNiA.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/14ClwA9ECo0aBmtGISTNiA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6822d40743848131a11116bfe8d3bf22574e82bad07206a7ef32630f7bef5360. 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/0o3CsSLmUfPxaOocqM7JdV.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/0o3CsSLmUfPxaOocqM7JdV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1e18f004e435bd0ff77daabe1eae6cacf7fe795ecffa55caadaf278da1e04fb9. 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/2qcVTLdLYcbcWnyGq2YOVF.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/2qcVTLdLYcbcWnyGq2YOVF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2988ef4d656e748523dd06524b6b60d86be69ce54a1171b0ef9be86977ea7fc2. 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/23G7gW9xMVubUgE4uBFJSw.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/23G7gW9xMVubUgE4uBFJSw.
{"copyright_id":"0xf143d09d2e20345d56b1be30a01024f67f7da730a05c328f32f6e9bb6341fdaf","isrc":"USTC60857249","name":"Your Heart Feels","registered_at":"2026-06-10T09:36:19Z","spotify_id":"5XYcCzcAIoNlprLXP5w0py","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf143d09d2e20345d56b1be30a01024f67f7da730a05c328f32f6e9bb6341fdaf. 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/5XYcCzcAIoNlprLXP5w0py.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/5XYcCzcAIoNlprLXP5w0py.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8458b86df0384d4d0b4f0b8f5e1c6a9e2f8834ccac30eb6dea55ca47c049603. Chain 2 (Bitcoin): anchored in block 956349 (2026-07-02T11:34:59Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3Xm08FXgcu78iEt4WJcEgr.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/3Xm08FXgcu78iEt4WJcEgr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6318e9bd7b8b44d3f38c43600b7356eb54f41ecc7ff1287728d2fc9e40e60dca. 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/2iqQNz57K8SO7RLl3wwqII.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/2iqQNz57K8SO7RLl3wwqII.
{"copyright_id":"0x4fe0ac133b07f04f27ebae73930050b250a2c381ad18af39b4cbbc90fa1ad2e5","isrc":"USTC60857252","name":"Headlong Into Night","registered_at":"2026-06-22T12:44:47Z","spotify_id":"16C9rADHJNoStRRLWwtDbl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4fe0ac133b07f04f27ebae73930050b250a2c381ad18af39b4cbbc90fa1ad2e5. 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/16C9rADHJNoStRRLWwtDbl.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/16C9rADHJNoStRRLWwtDbl.
Drugs in My Body - The Bang Gang Deejays Remix
{"copyright_id":"0x28972b1afd97c7a8250c33191cfb313de53346983f674f5fce30303ba276ac4d","isrc":"FRU700800068","name":"Drugs in My Body - Designer Drugs Remix","registered_at":"2026-06-21T10:48:53Z","spotify_id":"0PkvGSVIODTVpm0QY9lDAV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28972b1afd97c7a8250c33191cfb313de53346983f674f5fce30303ba276ac4d. 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/0PkvGSVIODTVpm0QY9lDAV.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/0PkvGSVIODTVpm0QY9lDAV.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7937d2c9e6e0884d704d72c4f26c5efe044d2b410c8a2842a950917c1b95ff3e. 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/0AKK3dHXpRSt0dmhMEzaKm.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/0AKK3dHXpRSt0dmhMEzaKm.