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 0xe45ab48f47efaa990dbfc3af0bc4d2a2b4543868fe44cf9a369d2be790e2fc76. 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/c4943850-c62a-4e72-aa94-a15a924129cf.json and https://artists.proofprofile.net/proofs/artist/c4943850-c62a-4e72-aa94-a15a924129cf.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 0xd158bc1041c3055064d036ca54073037506b7244d96677dd568c3f5198da9073. 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/4R6LeVaJj1p5NdJLbyJg8y.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/4R6LeVaJj1p5NdJLbyJg8y.
{"copyright_id":"0xa5717db2f55bafbefd3fa492ba905e8893b9bd8be4043cf8da254559d234db12","isrc":"QZTGW2100712","name":"Feel Like This","registered_at":"2026-06-06T17:40:17Z","spotify_id":"5PV9rMW2TK1UWr7SOpK07W","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa5717db2f55bafbefd3fa492ba905e8893b9bd8be4043cf8da254559d234db12. 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/5PV9rMW2TK1UWr7SOpK07W.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/5PV9rMW2TK1UWr7SOpK07W.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1799f9a4230cd9dd513ad5ba9e5631ff74b91dea3508242b06423e482bfbf6a4. 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/02I9VkaSIMsOGf2pxfB9i6.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/02I9VkaSIMsOGf2pxfB9i6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x69197f188949edcb8c3f7d2e8fb7c502fc3f1b5284b5b6f9cf9621ce85cdd6bc. 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/5zSjw9um1lZeiscsA1RaGh.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/5zSjw9um1lZeiscsA1RaGh.
{"copyright_id":"0x2f28c3e127e16dab69ec62f0e3b2322eb3a0cf418602a86fc2ea9338bf3cbff7","isrc":"CA5KR2208122","name":"Missed Calls","registered_at":"2026-06-06T11:06:30Z","spotify_id":"0x82NFZEOJaZaT5fe78vwV","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2f28c3e127e16dab69ec62f0e3b2322eb3a0cf418602a86fc2ea9338bf3cbff7. 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/0x82NFZEOJaZaT5fe78vwV.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/0x82NFZEOJaZaT5fe78vwV.
{"copyright_id":"0xb6d35ccb0b36bd3e16e1e73f0ccfbd54180fe419b661f9965918e5d26cf89857","isrc":"QZTGW2100837","name":"Tears of Joy","registered_at":"2026-06-10T18:09:29Z","spotify_id":"1BXcEvLfGf6AaoBeKkdG5h","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb6d35ccb0b36bd3e16e1e73f0ccfbd54180fe419b661f9965918e5d26cf89857. 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/1BXcEvLfGf6AaoBeKkdG5h.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/1BXcEvLfGf6AaoBeKkdG5h.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x52be721f256cb46cdcbcd16967718cb6a85533321f208842fa4efe37abb3fa37. 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/78AuZWge9OcYIzHkt51y0q.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/78AuZWge9OcYIzHkt51y0q.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x496b97af34675f5926c63ae75b15d247a934335fc18ee003c932805033ea49e8. 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/7n0RRrGYBQ0MSF7SaDWF8R.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/7n0RRrGYBQ0MSF7SaDWF8R.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c392faa349b2c2b6a2fef6bc018bd69485526d96c3d2de5546c9cba91b5eb44. 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/3WuV29sb9jsNG5wtxFimn4.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/3WuV29sb9jsNG5wtxFimn4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe741ddfb43a9f90be0dc402b2998fe3ea00f2f7cefd1689ca06c4a9391868868. 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/28IZXkm21VtYgAk6oXYk4Z.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/28IZXkm21VtYgAk6oXYk4Z.
{"copyright_id":"0x443a43ccef9ae8bd5899b4d7cda458a5e8889e0eb59da4c0be354acfe71f31f2","isrc":"CA5KR2173889","name":"Track Still","registered_at":"2026-06-08T12:37:44Z","spotify_id":"2y5HArGRuoxX3r0t3O5bHF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x443a43ccef9ae8bd5899b4d7cda458a5e8889e0eb59da4c0be354acfe71f31f2. 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/2y5HArGRuoxX3r0t3O5bHF.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/2y5HArGRuoxX3r0t3O5bHF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1097b53adda9db83b9dd4f4c0c50827226adede32a9c08449a05e723274f1fb4. 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/1zG44kiJ44eUhAhqV1BVC4.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/1zG44kiJ44eUhAhqV1BVC4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd6acae8893b60b6f1d03ffe76bd97864c7e16093229c9de1dfb36bf504e73a86. 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/0BkgOpBFtGPUEOg4nDjSBV.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/0BkgOpBFtGPUEOg4nDjSBV.
{"copyright_id":"0x443a43ccef9ae8bd5899b4d7cda458a5e8889e0eb59da4c0be354acfe71f31f2","isrc":"CA5KR2173889","name":"Track Still","registered_at":"2026-06-08T12:37:44Z","spotify_id":"1LQBV2QhNZyrw6TxSZF3QN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x443a43ccef9ae8bd5899b4d7cda458a5e8889e0eb59da4c0be354acfe71f31f2. 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/1LQBV2QhNZyrw6TxSZF3QN.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/1LQBV2QhNZyrw6TxSZF3QN.
{"copyright_id":"0xe9e4b473dfa91d14ac2beda28012d7b723244ab1bccbabe828cb8310e8e558f4","isrc":"QZHN32369933","name":"'Bout that","registered_at":"2026-06-23T16:51:24Z","spotify_id":"01p3RxQhPnbZaUWkCpea83","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9e4b473dfa91d14ac2beda28012d7b723244ab1bccbabe828cb8310e8e558f4. 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/01p3RxQhPnbZaUWkCpea83.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/01p3RxQhPnbZaUWkCpea83.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x922fe5ecec147636c6336b1876c7dce6bb995c37b3eb52814f43358d37bfbbab. 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/4aqSBnpJCoUycq3EA4uyw1.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/4aqSBnpJCoUycq3EA4uyw1.
{"copyright_id":"0xbb37ea0de9fb6c95b48416e084f66eb4c2fe293efd28933e893f14f14ffc3c9e","isrc":"CA5KR2173912","name":"Spin It","registered_at":"2026-06-07T03:43:23Z","spotify_id":"5QlrZFvjmdrvxU0aTGvcBO","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbb37ea0de9fb6c95b48416e084f66eb4c2fe293efd28933e893f14f14ffc3c9e. 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/5QlrZFvjmdrvxU0aTGvcBO.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/5QlrZFvjmdrvxU0aTGvcBO.
{"copyright_id":"0x7a387305bbc299bca08d0ea36bde20d501734d22c9bb4d53dd16ca31ec3884f7","isrc":"CA5KR2153397","name":"Nobody Move (feat. King Von)","registered_at":"2026-06-04T06:51:17Z","spotify_id":"6m7dpDkfBDJoFxf9Ogo9PW","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a387305bbc299bca08d0ea36bde20d501734d22c9bb4d53dd16ca31ec3884f7. 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/6m7dpDkfBDJoFxf9Ogo9PW.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/6m7dpDkfBDJoFxf9Ogo9PW.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1200c83160d6a40258356d48f9de9e19be8787e27e952079960d07c59de9c8eb. 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/0P6yo1XEihXvyb5frRLvWR.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/0P6yo1XEihXvyb5frRLvWR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7d0ba73e3adcb9df04752167ca0ca39095b2794ecb2d252b331a38728a848377. 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/1MpEPMy4fActN6LggBcdvh.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/1MpEPMy4fActN6LggBcdvh.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb03c714ca1f990500c5269e441abf8f14274c40d1d65eeeeed7f9300735b6ed5. 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/3Hxx0wSlQqGG13PFJJGjmf.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/3Hxx0wSlQqGG13PFJJGjmf.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x50ac774d0670b3a6f982458cedeb5cd6dbc38563ffd3e28875d2a9ffaf9ce000. 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/3Ddg688DlIWGw0cYLRnvxJ.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/3Ddg688DlIWGw0cYLRnvxJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x874e700dc2dc071440bda9067793ea878cf7a50b7217bf082f8f3842a88eb5ce. 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/1s3pNy8Wok8Z2hAQgv7Gjt.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/1s3pNy8Wok8Z2hAQgv7Gjt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa09336a5e89727f1ef410ffe0d5b09b80cd3645784d02f906ca275146c5e7c07. 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/5SVQKmgJJiVy9UiA0Tna7I.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/5SVQKmgJJiVy9UiA0Tna7I.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x74c36a3cc21e16c58d7f378dc230731fd02f31d481b30e7553eaec9558d77399. 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/1vcVZjaszHkDn9LRGHwcfD.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/1vcVZjaszHkDn9LRGHwcfD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe077310a9c4fbb76c140133863ee4cab7201bcaee29bfef068a6f193951ebc20. 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/5zDMV6yAzRPjf011phJtqs.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/5zDMV6yAzRPjf011phJtqs.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x14ed229d45ba7b979c767bcbbb0ef775ed599999174b402e67402168f91ffd5d. 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/3KgzkQfwPU1cpbIjFa0z9o.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/3KgzkQfwPU1cpbIjFa0z9o.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4e25fd704212d20d61f88cd5672a8cc6781eee2956c921ccad5055f929ea3c6. 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/0BENHTLoWj8SRBRsEsJie2.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/0BENHTLoWj8SRBRsEsJie2.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x30f7bf536ba37501b9d727a40f5630967434a2f29f90896a75f33821a2f674fc. 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/2pdfkQHOHY5JnRBeqdAFlZ.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/2pdfkQHOHY5JnRBeqdAFlZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8326e9225177d62b4be89ba1bdc9cf439f6ff3a12419b128178c05a17fa9ce94. 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/0TTT89qL9W4Jl7JFSiQsWF.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/0TTT89qL9W4Jl7JFSiQsWF.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5f8ff433a3cd1b62a2b7075784e6d07b6c12aead53ab6f03dd222f6455bdd955. 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/63Dg9Z3ua0geuFeyiJ1RPI.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/63Dg9Z3ua0geuFeyiJ1RPI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2e09e232f7ead8820a48c10efcac9662b3f75eeb076e3f785db57a6e0e86bc55. 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/2KG2Rd7OmnAcA1D79ztAWA.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/2KG2Rd7OmnAcA1D79ztAWA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x70e2296c4102fe816ee0095c6100ed7f5d75455def5d1fa06a88cf912391fced. 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/3iujvefs0hGa0yhVD9sgt5.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/3iujvefs0hGa0yhVD9sgt5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe0584b21193053d95226f76a572b024eddf1e8d551f3f6928c8246ff0c5f04f7. 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/0xxzUO8g6goTG3I6Rkn13u.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/0xxzUO8g6goTG3I6Rkn13u.
{"copyright_id":"0x9a3a0524968e1338aee3fa3959359feb5498fd153858f16d7ffcc46fa04aa771","isrc":"CA5KR2194982","name":"Heart of Drill (Outro)","registered_at":"2026-06-23T05:15:14Z","spotify_id":"3PxFqoHAN0rsjKZX4HDUFw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a3a0524968e1338aee3fa3959359feb5498fd153858f16d7ffcc46fa04aa771. 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/3PxFqoHAN0rsjKZX4HDUFw.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/3PxFqoHAN0rsjKZX4HDUFw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6cb190e860d1a93d43745ddf90d77d0448890779e88125998bf11878b1e98499. 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/1XWgsM1rYirlldPNy2iuuK.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/1XWgsM1rYirlldPNy2iuuK.