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 0x92a346b4b7e4b738b611c5953fcf66659e9c403645b66dfe82ee49bacf7f7367. 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/9f0cbd4f-877f-457e-b5c6-17f7fe3702ac.json and https://artists.proofprofile.net/proofs/artist/9f0cbd4f-877f-457e-b5c6-17f7fe3702ac.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 0x02ca27d8621f9746bfef8c053fc28ddbd8751c2ce39e032b1e43ae152a1eac70. 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/14mbtRWJJbhL9y0OPTX328.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/14mbtRWJJbhL9y0OPTX328.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa57a08740a84ca34f9e2117991360c1ed501851239faff89ac5e2e24984041a1. 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/4oaLvyUUF7poPuAZSKnNT9.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/4oaLvyUUF7poPuAZSKnNT9.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x883c35943cb77976f8a42a43f3081d2536c3f0f1a58fc013b7a121f2d51531a9. 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/5Ysv2Z78Ei65inTwoj6G8r.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/5Ysv2Z78Ei65inTwoj6G8r.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xee741426cae1433b495f2c32e170790fca3119b1bc6559c2444b2ecca35ca9eb. 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/6xh4LDq4j8YfCCWYVLVNx8.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/6xh4LDq4j8YfCCWYVLVNx8.
{"copyright_id":"0xca0492caf8a34fb2afebe10bced8ca13f2212b96c11762bc6840a902011411aa","isrc":"QM3862314605","name":"The Price Was High","registered_at":"2026-06-19T01:08:00Z","spotify_id":"2Ba2jHrJkS5Hsr0uXYbbpu","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca0492caf8a34fb2afebe10bced8ca13f2212b96c11762bc6840a902011411aa. 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/2Ba2jHrJkS5Hsr0uXYbbpu.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/2Ba2jHrJkS5Hsr0uXYbbpu.
{"copyright_id":"0x65158ccccce0f293681226d3db8a7642b59dabda5cbf1a7afbe29d4800b966be","isrc":"QM3862314606","name":"Rose With Smoke","registered_at":"2026-06-23T23:03:17Z","spotify_id":"4XpkjUpY6DymJAoxqz6qYB","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x65158ccccce0f293681226d3db8a7642b59dabda5cbf1a7afbe29d4800b966be. 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/4XpkjUpY6DymJAoxqz6qYB.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/4XpkjUpY6DymJAoxqz6qYB.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x180a08267545aa5c20492841839bcd380b235a1824c4aea4213686166de3aeb7. 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/5tZ5qLApytnCmFpTTEiXux.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/5tZ5qLApytnCmFpTTEiXux.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x83d91f5205cf429dfdb1ef9cc58895ba211dd37707623a4e4147edc593dade79. 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/52LbYAsjZ7V1h7LLLTAj2c.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/52LbYAsjZ7V1h7LLLTAj2c.
{"copyright_id":"0x0208827aa69b2ee8afc46c143ac44d0f3feb1b0ca741cbf00041b43659642f31","isrc":"QM3862314609","name":"Another One Another","registered_at":"2026-06-23T22:59:07Z","spotify_id":"4vtZOFtl14QyUKsFywD2MU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0208827aa69b2ee8afc46c143ac44d0f3feb1b0ca741cbf00041b43659642f31. 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/4vtZOFtl14QyUKsFywD2MU.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/4vtZOFtl14QyUKsFywD2MU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c5a225f79116607e9e3eceeb79e437cf90874c459d952c3942a1fa08c78c01f. 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/4db54JOdAm7OnDqjpWy1uj.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/4db54JOdAm7OnDqjpWy1uj.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfea9dbd0248821eba4e08d23f3890a865d83f6e7af4df39ea7f98f0b576f01c5. 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/08cIWzbdw0ijKijC0kTesd.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/08cIWzbdw0ijKijC0kTesd.
{"copyright_id":"0xf3a1f3a8be1c9784ff3d4ebfa82ecb7cdbbd32485f9776c96a984e38c2b60caf","isrc":"USCN39300014","name":"All Swimmers Are Brothers","registered_at":"2026-06-27T23:51:38Z","spotify_id":"6ZK429AAt0j3BtlvxlQtTR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3a1f3a8be1c9784ff3d4ebfa82ecb7cdbbd32485f9776c96a984e38c2b60caf. 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/6ZK429AAt0j3BtlvxlQtTR.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/6ZK429AAt0j3BtlvxlQtTR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x72cb83b234373be9653b0c11499050bee96d265948a2a60fb36957f346001b7b. 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/7vbUqrbbFlaSIVjILKpWUE.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/7vbUqrbbFlaSIVjILKpWUE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf68a2f8fb335f4285af4f1c23ed8eadd858bc8e2be28ba245e9b5d5b9f447447. 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/1NnCktbgyoxScQkdjiAHt9.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/1NnCktbgyoxScQkdjiAHt9.
{"copyright_id":"0xe43f5a36bf0ba9c31f0bed2945d4d20217fad9f0ca5fa9ea40c4473ccfcd6616","isrc":"USCN39300017","name":"Rot Winter","registered_at":"2026-06-27T23:49:21Z","spotify_id":"3ns8ECRaYhKHagDh5iGieJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe43f5a36bf0ba9c31f0bed2945d4d20217fad9f0ca5fa9ea40c4473ccfcd6616. 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/3ns8ECRaYhKHagDh5iGieJ.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/3ns8ECRaYhKHagDh5iGieJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x19f769244fa0b8322cd3009be8bd08af68e2d21958578d003c5f42ee5a5002a5. 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/6M5ihPbhzcKEENjvQvav47.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/6M5ihPbhzcKEENjvQvav47.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1c8e6ebe78edc7a4640f1a2cc4801537079409e6dab55842b738bc3986998746. 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/5O6940IKb3Q6Sj4uOnXUx8.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/5O6940IKb3Q6Sj4uOnXUx8.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe3dc958d7266fc506816d2d4a2c18f748bdffbeeb570e687ff674441fb8650e1. 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/5QTBASG4dPerSQ7h0FQaYu.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/5QTBASG4dPerSQ7h0FQaYu.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6b71979dcfb4751b2096e699ef747c81991938d9e3c471a702cda082af0157d3. 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/6O71L4VhMXEh7UcmrhQZKM.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/6O71L4VhMXEh7UcmrhQZKM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x47ccd4e0750251e1db71b2ec992d1b2207cc0b4ae9a61fbbb08301525be1a28c. 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/466AJPxaIUvU13wQ40g2YQ.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/466AJPxaIUvU13wQ40g2YQ.
{"copyright_id":"0x92240b1ac0b51e8344d2a52a9a6148972d5e412a0ccc8bccb821da46c35dfc3f","isrc":"USCN30800035","name":"Kick The Tragedy","registered_at":"2026-06-04T08:38:05Z","spotify_id":"40ABtf917Ghhi2tkQDNOdn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x92240b1ac0b51e8344d2a52a9a6148972d5e412a0ccc8bccb821da46c35dfc3f. 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/40ABtf917Ghhi2tkQDNOdn.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/40ABtf917Ghhi2tkQDNOdn.
{"copyright_id":"0xb571c81fd240a8f1afbd47bd32b04622893ffa12afbdb44d62e7dfff46220b2d","isrc":"USCN30800036","name":"Baby Wonder's Gone","registered_at":"2026-06-05T15:21:27Z","spotify_id":"6WTrUlr614DBAWfnQF2dyI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb571c81fd240a8f1afbd47bd32b04622893ffa12afbdb44d62e7dfff46220b2d. 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/6WTrUlr614DBAWfnQF2dyI.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/6WTrUlr614DBAWfnQF2dyI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xac45f12272e4eb8eb60c7e87f43d9e3e64f815e64af5dd6aad4f84c303a336cc. 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/1a7eiuu78V3YWGOKyOMOhD.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/1a7eiuu78V3YWGOKyOMOhD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2088e2a0b63abe6a0f7c5740f08e6db9b2130c1c9fb050fc233e03dbf8a0a2da. 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/0yyrB9dKPFNYF89DOPyDbH.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/0yyrB9dKPFNYF89DOPyDbH.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a86e232680e11dc5428956350deaa0b36a7562500c674f81614b8c631498cb0. 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/1xKpTG8DlPMeE0P0iqL8VS.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/1xKpTG8DlPMeE0P0iqL8VS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c9a9fe2fca7451f3c7656125578cd8b32889a876c41689ddfba823dd90fd54e. 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/6zuick6EFsk3Hc5Mm9nKyQ.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/6zuick6EFsk3Hc5Mm9nKyQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x94a29cc61d969cd8abdc1f73e2467c67b94635f1e2188ea1a53020e8bbb911f9. 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/1ds73yQXMwCRbFv7KIzJNv.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/1ds73yQXMwCRbFv7KIzJNv.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd93adeb7af339ddd2c280c4e747be08b874d06d872f75f20b22f2a7216c5d1c7. 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/1xt8vPlJb4orDeKRJ0QMLZ.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/1xt8vPlJb4orDeKRJ0QMLZ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcfa37836bc262a160ecd2c5e7f275d48674d76674387d88c39b6d9510a02115e. 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/2yif08VsguDv5IszcFK33J.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/2yif08VsguDv5IszcFK33J.
{"copyright_id":"0xca0492caf8a34fb2afebe10bced8ca13f2212b96c11762bc6840a902011411aa","isrc":"QM3862314605","name":"The Price Was High","registered_at":"2026-06-19T01:08:00Z","spotify_id":"3L8WehfgTSv0AOqEAT49rn","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xca0492caf8a34fb2afebe10bced8ca13f2212b96c11762bc6840a902011411aa. 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/3L8WehfgTSv0AOqEAT49rn.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/3L8WehfgTSv0AOqEAT49rn.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x180a08267545aa5c20492841839bcd380b235a1824c4aea4213686166de3aeb7. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/3SevpyUzuXv6ATtaHUOd7w.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/3SevpyUzuXv6ATtaHUOd7w.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa57a08740a84ca34f9e2117991360c1ed501851239faff89ac5e2e24984041a1. Chain 2 (Bitcoin): anchored in block 957120 (2026-07-08T03:22:41Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1V5e8rj6F88t3F77Yl4bvz.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/1V5e8rj6F88t3F77Yl4bvz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x180a08267545aa5c20492841839bcd380b235a1824c4aea4213686166de3aeb7. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/1E4sfc1h9IkgvR5VmQnnZS.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/1E4sfc1h9IkgvR5VmQnnZS.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa57a08740a84ca34f9e2117991360c1ed501851239faff89ac5e2e24984041a1. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/0vPw68JHo6ij2xCITcOGnk.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/0vPw68JHo6ij2xCITcOGnk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa57a08740a84ca34f9e2117991360c1ed501851239faff89ac5e2e24984041a1. 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/1Qw8bC0vgxhLx1kLcNFEkk.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/1Qw8bC0vgxhLx1kLcNFEkk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfea9dbd0248821eba4e08d23f3890a865d83f6e7af4df39ea7f98f0b576f01c5. Chain 2 (Bitcoin): anchored in block 957124 (2026-07-08T03:53:27Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/30UjeZJ8VGAe3eCro4YiOq.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/30UjeZJ8VGAe3eCro4YiOq.
{"copyright_id":"0xaa7fdd242b8e1c005757f1401338c494002bfc33f8b53bb9f3d0af87fbb71161","isrc":"USCN30900001","name":"My Aquarium (Second Time Around)","registered_at":"2026-06-12T00:43:44Z","spotify_id":"1FOosiUJmFKr4QwoFOqexJ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xaa7fdd242b8e1c005757f1401338c494002bfc33f8b53bb9f3d0af87fbb71161. 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/1FOosiUJmFKr4QwoFOqexJ.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/1FOosiUJmFKr4QwoFOqexJ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0068e4303a3a5d0f84ab4bfbe160ea4e2ab8cabed40d8d95a088ca7674d8f55b. 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/2VxQGAPiMCBEwFvn22xNvy.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/2VxQGAPiMCBEwFvn22xNvy.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x12ae75869cee4471f6f204b8d45aa31f72c8f0645832e6728e2fd2c78ebe0dd7. 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/3sEW7uG700YF6J3piOcmMY.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/3sEW7uG700YF6J3piOcmMY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8cbcfc618ee6f805d320f1c6efa1281706754e6ef67604dff9994539ff253f50. 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/3QbRaHWfZL4OOiaQBJfTD6.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/3QbRaHWfZL4OOiaQBJfTD6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9c9a9fe2fca7451f3c7656125578cd8b32889a876c41689ddfba823dd90fd54e. Chain 2 (Bitcoin): anchored in block 957118 (2026-07-08T03:20:19Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/58NyHggPFNVmKBTCS4PE8X.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/58NyHggPFNVmKBTCS4PE8X.