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 0xb0f36cf88bca05b604c08c44ab32409a9faf11ac3ec516d549d71ba3fff34729. 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/798ee260-fe13-4794-aa0a-46cb7c8816d4.json and https://artists.proofprofile.net/proofs/artist/798ee260-fe13-4794-aa0a-46cb7c8816d4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0x92e4fcb9be5a3a16fbde5fc868c1e9301fc7312266ab648b9ae38bdacf667ca0","isrc":"HKG732349723","name":"Fight for Life","registered_at":"2026-06-22T10:33:58Z","spotify_id":"6xxYBa4S33G6cWVEGvzNYH","type":"track"}
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 0x92e4fcb9be5a3a16fbde5fc868c1e9301fc7312266ab648b9ae38bdacf667ca0. 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/6xxYBa4S33G6cWVEGvzNYH.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/6xxYBa4S33G6cWVEGvzNYH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1838c98a6f6c8f7ed6710a3d5e7909e5f9e6d05140db8367517cb544c9c4fe49. 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/3V2yDR3HCEgVYRwJX80H0H.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/3V2yDR3HCEgVYRwJX80H0H.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x005de31497e03418b6ce8dc45cf5ffb5e7cac05129ddb810a19e425d6784e4fe. 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/175lbtgKhRX0JtXKwGeQxQ.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/175lbtgKhRX0JtXKwGeQxQ.
{"copyright_id":"0xa23efaa5e1ffd7091ddfdd7ec4587935fe683f39335250fb66fc70204a6b9daf","isrc":"HKG732349725","name":"Run My City","registered_at":"2026-06-09T11:25:30Z","spotify_id":"1rcUtvpYvR0fNGnENaK6lJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa23efaa5e1ffd7091ddfdd7ec4587935fe683f39335250fb66fc70204a6b9daf. 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/1rcUtvpYvR0fNGnENaK6lJ.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/1rcUtvpYvR0fNGnENaK6lJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb8abeedf21ac3f55022b26b4a3dcdc850b93df55f5449fb4d18fe3c04e2df1b6. 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/06cba36OAqDCQJ9Wd76CBX.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/06cba36OAqDCQJ9Wd76CBX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8f07265161fe34fca99193f4c1b93c5d6480d0c0f0f3b5bd5873466d78d8e4e. 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/3enh7cOntMCxCaPzpePO5B.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/3enh7cOntMCxCaPzpePO5B.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xba6820def393fca7407e654ebe4ac3c1e68b7180016dcf639628ea42c281c85c. 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/29U83qRN5NG8D9p9FleHXw.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/29U83qRN5NG8D9p9FleHXw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xde12f1a98e442d5d5770a21a6eb85b890e08dbf3771d025af04c143a814c85b6. 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/2BjYdeYfoqsP81zpvseEV5.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/2BjYdeYfoqsP81zpvseEV5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf9f5ca27889c2ba14abe1ad1197fd861ffe961162f43d8b172be59484a1757bc. 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/1VLvuTSReh55vVXEgk7dIH.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/1VLvuTSReh55vVXEgk7dIH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1737c8075e95e6bee4e8426ed94a2f1371849f675116f7a25ce8adc56398ed0c. 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/6yIwM5XjVWxpZ16DX600ls.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/6yIwM5XjVWxpZ16DX600ls.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac41c2095072942853d6d5a5261daa5b897412bc352f508bfadbb355a31efce6. 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/7hv6b6PBOiw4gzTMajAyeK.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/7hv6b6PBOiw4gzTMajAyeK.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19040c920a7cf9144a6e6f998712e739c05023a40b647967303f7605d2b18e1b. 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/4S3Zgm9ZBMkSUh7JRl6F1T.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/4S3Zgm9ZBMkSUh7JRl6F1T.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92cefe696f4719060d28e56d084e7af66a1354b7cdfde31d1b1b757fdf889374. 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/4SBnfZafwfqbjNyQOCTOkG.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/4SBnfZafwfqbjNyQOCTOkG.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf58c4740d9c6a6c6cb176b0c8b9096524d9d16a7188da59b4967b39a54326fe8. 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/1Px5vyu0AoPwxKcCJBQeqZ.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/1Px5vyu0AoPwxKcCJBQeqZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb33bc5b7eac52060739e7d54918a1072dd07286eec59e1182d471f7a59f0e0ef. 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/4XVA5YnO6DDdpZxPKLx2AR.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/4XVA5YnO6DDdpZxPKLx2AR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcef8ed121f445f2cfdc8b87add1df3dab949a01659769e9e7890989e2acd5985. 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/3p6RuQr44eCgSXNhlLR7g3.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/3p6RuQr44eCgSXNhlLR7g3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe041b6d0ea705f5a2012b92fbd7f8aad06ce707286bcb54a90388d34e5073622. 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/0ZBOCMQ2aNQCJ0CmFiAKR5.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/0ZBOCMQ2aNQCJ0CmFiAKR5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4265b6ab48e6d82d597c15558fe4f68a8bf8a0b399da921efd74ac06e381f6f7. 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/0s5m3t7tKVVvZLfkoritTN.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/0s5m3t7tKVVvZLfkoritTN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8a3f67c3bfd08b5ef234bde3da3154c7910ec2ccba2afa580f5d2d8fc6c6e535. 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/2z05fKUq27mC90RQ1ki6eN.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/2z05fKUq27mC90RQ1ki6eN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c2d832aac5d7f1858e12953cf6d82f7b363b2dc05155babc24d963358362d4b. 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/3ahZlFI27mlGcrJ4HDhAW8.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/3ahZlFI27mlGcrJ4HDhAW8.
{"copyright_id":"0x86cd16f0cba3d8cd8a2cb67e26342df0a759dfc4951b6d031141ea51abe1e4da","isrc":"CNZ682300023","name":"错意 BothWrong","registered_at":"2026-06-18T14:09:08Z","spotify_id":"2oOSNMtxHMft5gIUWp8LeU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x86cd16f0cba3d8cd8a2cb67e26342df0a759dfc4951b6d031141ea51abe1e4da. 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/2oOSNMtxHMft5gIUWp8LeU.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/2oOSNMtxHMft5gIUWp8LeU.
{"copyright_id":"0x2fcdf468bc9a5689e3974dc10ce4b39014e794131afbc5bbe2430c3ab36ca2aa","isrc":"CNZ682300021","name":"青睐 Graces","registered_at":"2026-06-08T11:11:35Z","spotify_id":"24deh2ChxZDdWK5abrKxBb","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2fcdf468bc9a5689e3974dc10ce4b39014e794131afbc5bbe2430c3ab36ca2aa. 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/24deh2ChxZDdWK5abrKxBb.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/24deh2ChxZDdWK5abrKxBb.
{"copyright_id":"0x18aa429c0af23ed7f3469f0aa19f778fe71fbeb0a15dd1b3ef8ac592d21da7a6","isrc":"CNZ682300018","name":"天方夜谭 Anywhere","registered_at":"2026-06-26T19:19:49Z","spotify_id":"6Oz0ITJJtPJGraTmE77uj3","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x18aa429c0af23ed7f3469f0aa19f778fe71fbeb0a15dd1b3ef8ac592d21da7a6. 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/6Oz0ITJJtPJGraTmE77uj3.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/6Oz0ITJJtPJGraTmE77uj3.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5900bf920daf45e9cd325a09d7083035fe421522ce2c01a442a298687728b582. 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/3m85fRJh3BRwRirHxuJmDC.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/3m85fRJh3BRwRirHxuJmDC.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5859278d2541d5a3a19ed3a083147ce5fee7359bdf6adca08a8745e0e86dfcb4. 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/6cI1gibMyixYG2WzYvz2SU.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/6cI1gibMyixYG2WzYvz2SU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a672b7775d054baaadfd468ac89b23c4ea12fef03fb18f4c6fa493a8a2e2c50. 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/4KWtNuAmpXGLB9eLo5SyPS.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/4KWtNuAmpXGLB9eLo5SyPS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea42f16b427063862f6949f4af462a7ab048c41aa1e51f27630ca1cb1f767da0. 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/1ojQdlnHg10wNjpyj5LXp7.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/1ojQdlnHg10wNjpyj5LXp7.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c0c2dbf186969a9eda2dbdea020b367e7dd0747a5977060db3360fe5a7daf46. 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/3b4pyUCIeQlPj8BTqlDoo1.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/3b4pyUCIeQlPj8BTqlDoo1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe547802fbd7ddeb7114636d8c2b44d306c7847301369466d8603f75d8ac38268. 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/3yu9GQUhzodmOCVhSEoBqo.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/3yu9GQUhzodmOCVhSEoBqo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbe6685f5ecb165fe2c678ce3e5ff6d6a74e524a499ee907c870261314ebff816. 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/5OLYXhKeq1elxbDSjUnmif.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/5OLYXhKeq1elxbDSjUnmif.
{"copyright_id":"0xbdfdfafd1bee47256ab72a7320c7f122edff4d10f1a19463893a612cea20459d","isrc":"QZJPM2482140","name":"No Fly Zone","registered_at":"2026-06-07T15:25:57Z","spotify_id":"7oD2TZcV0hXrO9tZLRHRcu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbdfdfafd1bee47256ab72a7320c7f122edff4d10f1a19463893a612cea20459d. 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/7oD2TZcV0hXrO9tZLRHRcu.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/7oD2TZcV0hXrO9tZLRHRcu.
{"copyright_id":"0xd869187da806d4c039d51fce0d9c48231c3faa9be57feb78f73a1fa087d178cf","isrc":"QZJPM2482281","name":"Trip To LA","registered_at":"2026-06-07T03:32:55Z","spotify_id":"7kNPBNwuG0xE9zHRuai2RZ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd869187da806d4c039d51fce0d9c48231c3faa9be57feb78f73a1fa087d178cf. 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/7kNPBNwuG0xE9zHRuai2RZ.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/7kNPBNwuG0xE9zHRuai2RZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3c06b84faee0c09bf56964c8b7641975efa3d0af526efb3d994b313a0ec3138d. 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/0lmT6Fj5URBAnA4pv98cJ9.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/0lmT6Fj5URBAnA4pv98cJ9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2378ff4466f0782ebd1d4ad8c841c2c96d000dde335afa3841350dbaf6bca486. 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/0ZUSanZ2AwW7hIeDplwtCD.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/0ZUSanZ2AwW7hIeDplwtCD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf1e407bc8f33bf7d4cbefd0cfb68edb170bf8098b171f566db5727775b045abe. 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/12sUfFKBxqecD0QILp3p9F.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/12sUfFKBxqecD0QILp3p9F.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd9ca920751a9617e9e2a1972165a9371a483aa9cc501c432123a1bf33d87a697. 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/1kVfPiU7edzGtnvEdmFjtX.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/1kVfPiU7edzGtnvEdmFjtX.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0eb2144ea42a97d6a521fe2841c7973b553c07ee823ca9ed3da6da42db6a0158. 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/0HsQ8YBlxG0KrLI7iOzk6D.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/0HsQ8YBlxG0KrLI7iOzk6D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9d9b6d56eab8bce46574bfe7fe0b1600c0f99c0b85b36d09778ff5033e698f6a. 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/7bsEptO01z0wCIpmdo9IBT.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/7bsEptO01z0wCIpmdo9IBT.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x81f309ca52142787e1a6aa3b3540c4459e78c5a7df4323b9fb973f7d96973609. 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/7MHg4Gk0CO2cNZiOmExmNo.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/7MHg4Gk0CO2cNZiOmExmNo.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdac108061bdc5ccf9d7d6b038459235747ea1945cccb4084993d59d472ca6a26. 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/28RSL6KA5DKnp1UTx1wZ5Z.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/28RSL6KA5DKnp1UTx1wZ5Z.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8147474c734a7a7e1b0a196a0c67be27b998d91dae7c1d30d5894686dace8e41. 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/3qVS9Iokl47dSzOLSdtmYZ.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/3qVS9Iokl47dSzOLSdtmYZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xabcd5163f673c9844150f66724acdf031a85e0a8b0452aef83559813cc40d172. 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/2DGFvHN9wjddrZWJA8umeZ.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/2DGFvHN9wjddrZWJA8umeZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb2ad2169e8bb1303455b8270f030e982e9deca8213f2b648af28acef2aa9ce6b. 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/6E7DRA6eZbDZMZ7rEMSr8f.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/6E7DRA6eZbDZMZ7rEMSr8f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ad2060f305230bcb6c884b054099ce28898e5c4be27f3e8111b4c0ac1683dcf. 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/3ppQOJcHb5Khur1dTJ1Yne.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/3ppQOJcHb5Khur1dTJ1Yne.