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 0xb7e6440a85bab9f2ca91d584181ad0e24fb27a7bf1f053fc0820e329ce5bc996. 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/69ef43ee-6125-41e7-8674-941a84aa24d7.json and https://artists.proofprofile.net/proofs/artist/69ef43ee-6125-41e7-8674-941a84aa24d7.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 0x57056f966a3372f27df3c39698f3c8aa67a2ea834b0ee32d1710e1864cf804d8. 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/5CVG987blpufhMgwaXN6UX.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/5CVG987blpufhMgwaXN6UX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbf5a507759dd0e16edb139832c8fc98e3f1847669cd90727257ad658479dc2fc. 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/5MNKsnmmQPtPN3rEV1CjVn.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/5MNKsnmmQPtPN3rEV1CjVn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa0177f9616d063efe822764013f83250c921e6bf8260921fc6349d59c4e87329. 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/74SkpQ0lzJd6MqxUU9X5Pj.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/74SkpQ0lzJd6MqxUU9X5Pj.
{"copyright_id":"0x55f3e93ad5dc5e5110eb6c4eeba8d0aee3a11891b82fae0e2596895d0e29d9f6","isrc":"QMFF91600017","name":"Slip Away","registered_at":"2026-06-21T00:18:50Z","spotify_id":"536w9BLBpudnHkUWqpq8jo","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x55f3e93ad5dc5e5110eb6c4eeba8d0aee3a11891b82fae0e2596895d0e29d9f6. 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/536w9BLBpudnHkUWqpq8jo.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/536w9BLBpudnHkUWqpq8jo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x10fe59565a6135058fef8bc7eef978837c47606b86bbaf9f2d5da37d7c2e5103. 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/1CuYrNPFh1r9jKy9B3K03W.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/1CuYrNPFh1r9jKy9B3K03W.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfc2588df6c67aec8f637fe6b07bbcf3683296db3903d51ccfcddfa6f686dd97. 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/7n85x6EpfleVtbIjQGe0TD.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/7n85x6EpfleVtbIjQGe0TD.
{"copyright_id":"0xfaf64d7a2ce5ded03fa1e1bc0089a1ca6f5baabffce97a36101b79d2028310e7","isrc":"INS182401441","name":"House Of Lies","registered_at":"2026-06-04T11:37:40Z","spotify_id":"7avo2LpNFXrgUgRtl9OsAL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfaf64d7a2ce5ded03fa1e1bc0089a1ca6f5baabffce97a36101b79d2028310e7. 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/7avo2LpNFXrgUgRtl9OsAL.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/7avo2LpNFXrgUgRtl9OsAL.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad7b72e66a356fd3def39f070c0a38309cad61ae13dd16094cf0aafc0a3c153d. 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/7f9ylrEMaHoGYaaegykq2r.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/7f9ylrEMaHoGYaaegykq2r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x461759bcbea6b7440dbc4ba7dbb70b351327fe350429547f3b7577eefe156700. 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/5M34EfsTuhRWg5wkpYrymT.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/5M34EfsTuhRWg5wkpYrymT.
{"copyright_id":"0x543a2e876aedb1d5cc2c3bc4d474bfa502fd46930f367be3c2f1db41ccbb65b7","isrc":"INUM72400279","name":"Away - Remix","registered_at":"2026-06-06T12:57:59Z","spotify_id":"5IsZaEvsffuLbgBkVdszfz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x543a2e876aedb1d5cc2c3bc4d474bfa502fd46930f367be3c2f1db41ccbb65b7. 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/5IsZaEvsffuLbgBkVdszfz.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/5IsZaEvsffuLbgBkVdszfz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x367470716f8f00f3338267db3d8373b748221e52757aede798ee44ead78dc669. 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/5XrV0tUiJOZL0E8wt8Tl41.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/5XrV0tUiJOZL0E8wt8Tl41.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6718c8f4324c47281ff7843d3be8d5981c65a622f95af9d5f596a8cb891041b7. 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/57LA3fJhESaZtMcxMzR4RT.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/57LA3fJhESaZtMcxMzR4RT.
{"copyright_id":"0x44c7b308aae625b6cfd9f330a93e6ada3628b0aa250c358ee3811bf3223779d0","isrc":"QZWFG2370514","name":"Wants and Needs","registered_at":"2026-06-07T08:32:24Z","spotify_id":"76BnaxWiZdFbHeg94h6YTk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x44c7b308aae625b6cfd9f330a93e6ada3628b0aa250c358ee3811bf3223779d0. 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/76BnaxWiZdFbHeg94h6YTk.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/76BnaxWiZdFbHeg94h6YTk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x012b1ece30b014a9198c06b167edd609b99e430baec21ad8fd60af36bb697889. 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/1EJLrOy25fZ3l55p4rgPdS.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/1EJLrOy25fZ3l55p4rgPdS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x56df462e4456620db6e21300859c48aef05c54224ab3708dca549b4982a16d09. 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/44lLUhWRY7tPS15hlTmzFc.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/44lLUhWRY7tPS15hlTmzFc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x906d9ba90d8cfcf78769bc8a8edfbc134f5b4627eecebb4fbe774e3f666b6352. 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/4fKhxkOkB62Ch0x7uWAW0a.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/4fKhxkOkB62Ch0x7uWAW0a.
{"copyright_id":"0x6c5ae2efcccb83cb5cd960bbcabc0a5101f052e0eae0f0748086630f777315b6","isrc":"USA2P2346788","name":"Sab Rab","registered_at":"2026-06-07T13:52:44Z","spotify_id":"04fUBhT63GeEuOhoIONitJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c5ae2efcccb83cb5cd960bbcabc0a5101f052e0eae0f0748086630f777315b6. 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/04fUBhT63GeEuOhoIONitJ.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/04fUBhT63GeEuOhoIONitJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe74e6c26f76a9a0d37597a58175a48435fbea48cf335104fd07bdd838fdb8170. 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/3BcP4AggOTLMl2MPBkaCXf.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/3BcP4AggOTLMl2MPBkaCXf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a8d9e7739992b322d57ce980f4acf83ddd77f254df228161bfd85b0ad06e0ca. 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/6vXFGo4spCSD5A7Q4IJ27E.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/6vXFGo4spCSD5A7Q4IJ27E.
{"copyright_id":"0xe2fd7eacfa708157ad6e91b6df7e44cd1ac0ab6c5a1348b7fa29929514d3e4d4","isrc":"QZXLZ2318826","name":"Beni Khuley (Sanjoy Mix)","registered_at":"2026-06-08T13:29:38Z","spotify_id":"42v5DjQUQF8dAXyVUDBp3s","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2fd7eacfa708157ad6e91b6df7e44cd1ac0ab6c5a1348b7fa29929514d3e4d4. 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/42v5DjQUQF8dAXyVUDBp3s.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/42v5DjQUQF8dAXyVUDBp3s.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x77eaaee43377028f7183d2d56aae013e137e6e3c4dd05729009b2396bbf03cf0. 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/0z4TU7Yij151rEiHMdnATf.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/0z4TU7Yij151rEiHMdnATf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdb149406d944dda58563f4ab5f1bf0bc4bbabe4af5ad950e4d5d9a3c05a460f7. 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/0fRumCu1e2Xq1O9pZmiOpL.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/0fRumCu1e2Xq1O9pZmiOpL.
{"copyright_id":"0x50ccff1d5ad160eb483c1ace4e15ecc1f9c6e9a0163a9db92b209db24929b8b5","isrc":"INM7Q2202555","name":"Hey Enna Paarva - 1 Min Music","registered_at":"2026-06-18T16:45:47Z","spotify_id":"3QJOCPRbjEFyVotdq8dg60","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50ccff1d5ad160eb483c1ace4e15ecc1f9c6e9a0163a9db92b209db24929b8b5. 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/3QJOCPRbjEFyVotdq8dg60.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/3QJOCPRbjEFyVotdq8dg60.
{"copyright_id":"0x5bf04989dc097b48db8aa786dea01a386fec83d4f0d16f9d32634efb1fc5871a","isrc":"TCAGO2236966","name":"Promise Ring","registered_at":"2026-06-11T15:01:16Z","spotify_id":"4D2PLvkuQfB7c0A9eo1feS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5bf04989dc097b48db8aa786dea01a386fec83d4f0d16f9d32634efb1fc5871a. 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/4D2PLvkuQfB7c0A9eo1feS.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/4D2PLvkuQfB7c0A9eo1feS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x026d379d91aedfbb73d4c1c998bfde86848ae3e2d2e5ee6a54b3c9bea223826a. 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/3S0L0sJ6dmmtLRAL31hFZQ.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/3S0L0sJ6dmmtLRAL31hFZQ.
{"copyright_id":"0xd70907fcfd57c64c981b977f7578d3189f28d7d73d4cc22fa610cdd26e74dddd","isrc":"QMFF92000012","name":"Valley of the Hills","registered_at":"2026-06-18T01:43:57Z","spotify_id":"4WTXH3F4P3vHmRbpZeTYn3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd70907fcfd57c64c981b977f7578d3189f28d7d73d4cc22fa610cdd26e74dddd. 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/4WTXH3F4P3vHmRbpZeTYn3.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/4WTXH3F4P3vHmRbpZeTYn3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x03e62363d83c3c123a0e4317caf5f32000d9198736a4891131308e729c353bea. 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/1dkhx3oH7UVYnWaVCPSQY7.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/1dkhx3oH7UVYnWaVCPSQY7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3aa60cfe7412ee5ffe3207340176d7dac9ce540f8723e06f65ad17b23d6ee345. 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/33PqZiAyVTGfHDHpNW7IJ9.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/33PqZiAyVTGfHDHpNW7IJ9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x04612372a59070ce6af44214b9b9de43827d1c468e140b830a7c2abb4d905363. 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/0L0jV25UgPXhaKheg1TysU.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/0L0jV25UgPXhaKheg1TysU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb27fb659787e0514ba864f16c069e12db8281ca31e4688b77601d46080fcd2ce. 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/5SMDoZwIutOJzX5ExaEQBk.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/5SMDoZwIutOJzX5ExaEQBk.