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 0x5f7df12d5f4e6b0f5d0e9a47b203431144278bcbd938ed350da89289d5890071. 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/e2ef637a-d8c0-4952-b109-1367a3db8bc7.json and https://artists.proofprofile.net/proofs/artist/e2ef637a-d8c0-4952-b109-1367a3db8bc7.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
when the time is right, you’ll find me again
{"copyright_id":"0x061c230152cd7c67f84b73f7fcdc7d5c6888a8a84558b7cd9dfc4cc189c2befd","isrc":"QZVFR2301766","name":"came to the party for you (demo)","registered_at":"2026-06-08T16:52:44Z","spotify_id":"1hl7wtlGV8fsRodnIjISRi","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 0x061c230152cd7c67f84b73f7fcdc7d5c6888a8a84558b7cd9dfc4cc189c2befd. 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/1hl7wtlGV8fsRodnIjISRi.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/1hl7wtlGV8fsRodnIjISRi.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xed0c2eddcddc8e859c54302de8b576c2263a0f6d0659308a887b56a38b323cd9. 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/2O1w40fZ6tMQopLZq7BTyB.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/2O1w40fZ6tMQopLZq7BTyB.
{"copyright_id":"0xe2aed9b6ef48be878690ba5507ee8d810b89c78adbcdb018e373a2005271d816","isrc":"QZVFR2301768","name":"you just wanted sex (demo)","registered_at":"2026-06-08T16:51:31Z","spotify_id":"0uLyvQ9qUEIOLSSVIj0zsk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe2aed9b6ef48be878690ba5507ee8d810b89c78adbcdb018e373a2005271d816. 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/0uLyvQ9qUEIOLSSVIj0zsk.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/0uLyvQ9qUEIOLSSVIj0zsk.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa68b93f4ce50232168672dd6a68d8edca40bc6329bdae8486df5a2eb67c2b11d. 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/2g5LoRqCf0dDycdXbT8Pfi.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/2g5LoRqCf0dDycdXbT8Pfi.
live from winston house (string quartet)
{"copyright_id":"0xad92e9a93d91ed76061021068182bb690e87bfa4bdb96e3a681242b39c857b32","isrc":"QZVFR2300671","name":"drunk text me (string quartet)","registered_at":"2026-06-20T17:21:26Z","spotify_id":"45KCg0NQ7gdntcpJ0DWCYt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xad92e9a93d91ed76061021068182bb690e87bfa4bdb96e3a681242b39c857b32. 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/45KCg0NQ7gdntcpJ0DWCYt.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/45KCg0NQ7gdntcpJ0DWCYt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa61cfa5814659696a5516b68304d83f67415e126339691f50995abdedc8f49c1. 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/4HLUzvm47qWxI1ZqmG7QOo.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/4HLUzvm47qWxI1ZqmG7QOo.
what’s the matter with you (string quartet)
{"copyright_id":"0x5aa2f0dd90a144249cd4dfa51bb42354c13bd610a68506a3b448c7a67fe3ce81","isrc":"QZVFR2300673","name":"what’s the matter with you (string quartet)","registered_at":"2026-06-20T20:37:03Z","spotify_id":"4HaVRVl1vlQot4Mnj2HZOr","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5aa2f0dd90a144249cd4dfa51bb42354c13bd610a68506a3b448c7a67fe3ce81. 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/4HaVRVl1vlQot4Mnj2HZOr.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/4HaVRVl1vlQot4Mnj2HZOr.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x927188e40c94b67818f1da507abeac83b592da86a88743801ecd6cee30b2beb9. 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/40w9XTXum8uqgy5Vbf1jSY.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/40w9XTXum8uqgy5Vbf1jSY.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c4704e05c55e69a4bdc76345e0529d04033097b57715fdc9d0207207599a5a7. Chain 2 (Bitcoin): anchored in block 956889 (2026-07-06T06:56:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/26Q3XTJqCrqRe3eX3p4rmK.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/26Q3XTJqCrqRe3eX3p4rmK.
{"copyright_id":"0xef8c2361438d4411ea19f07b87eaa6a7cf089bab4aae8790c4acee70c8edc241","isrc":"QZVFR2200253","name":"drunk text me - sped up","registered_at":"2026-06-05T19:43:19Z","spotify_id":"4qavVRxHMdKTstwda5sb7x","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef8c2361438d4411ea19f07b87eaa6a7cf089bab4aae8790c4acee70c8edc241. 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/4qavVRxHMdKTstwda5sb7x.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/4qavVRxHMdKTstwda5sb7x.
{"copyright_id":"0xdad4ed7079189a7dd778d7cd51dfc6c1191999bcba2a28e0feaeb6ef392e5fc2","isrc":"QZAKB2165519","name":"drunk text me - PRETTY YOUNG Remix","registered_at":"2026-06-10T06:44:26Z","spotify_id":"0PRGkPTIO8jouQmBC09ZvE","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdad4ed7079189a7dd778d7cd51dfc6c1191999bcba2a28e0feaeb6ef392e5fc2. 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/0PRGkPTIO8jouQmBC09ZvE.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/0PRGkPTIO8jouQmBC09ZvE.
{"copyright_id":"0xef8c2361438d4411ea19f07b87eaa6a7cf089bab4aae8790c4acee70c8edc241","isrc":"QZVFR2200253","name":"drunk text me - sped up","registered_at":"2026-06-05T19:43:19Z","spotify_id":"6za4l5SnKqOEW7EuDbER2R","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xef8c2361438d4411ea19f07b87eaa6a7cf089bab4aae8790c4acee70c8edc241. 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/6za4l5SnKqOEW7EuDbER2R.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/6za4l5SnKqOEW7EuDbER2R.
{"copyright_id":"0x1a2493f61559ed6c53f6546d655ae69977c2c29b8fba7d5ebd2c044b5a92ffd8","isrc":"QZVFR2200254","name":"hate to be you - sped up","registered_at":"2026-06-21T16:09:47Z","spotify_id":"5Omm2TXvmZrzUEsjVRGfrS","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1a2493f61559ed6c53f6546d655ae69977c2c29b8fba7d5ebd2c044b5a92ffd8. 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/5Omm2TXvmZrzUEsjVRGfrS.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/5Omm2TXvmZrzUEsjVRGfrS.
{"copyright_id":"0xe8ead98df0d4f3d07246fe3ab395f84b8048e0f7028743a8c9a31ead044565fd","isrc":"QZVFR2200255","name":"what's the matter with you - sped up","registered_at":"2026-06-22T16:31:17Z","spotify_id":"2iuh8f0tvAEuCfilCZDf2g","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe8ead98df0d4f3d07246fe3ab395f84b8048e0f7028743a8c9a31ead044565fd. 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/2iuh8f0tvAEuCfilCZDf2g.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/2iuh8f0tvAEuCfilCZDf2g.
{"copyright_id":"0xdcef32738b099a31ba7a56f6cde0364349e3c995f33ddf7a6410323abcc54f43","isrc":"QZVFR2200179","name":"santa baby","registered_at":"2026-06-28T02:47:19Z","spotify_id":"4RAVnFrYEAsI0C3blilR1Z","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdcef32738b099a31ba7a56f6cde0364349e3c995f33ddf7a6410323abcc54f43. 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/4RAVnFrYEAsI0C3blilR1Z.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/4RAVnFrYEAsI0C3blilR1Z.
{"copyright_id":"0x3d4dcded6a03c7900c30f57cbc3c2445659852c8d603a35f9ed5cb3328440a11","isrc":"QZVFR2200171","name":"what's the matter with you","registered_at":"2026-06-05T14:52:16Z","spotify_id":"51ov0GSQflAdL1IRga0zSF","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x3d4dcded6a03c7900c30f57cbc3c2445659852c8d603a35f9ed5cb3328440a11. 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/51ov0GSQflAdL1IRga0zSF.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/51ov0GSQflAdL1IRga0zSF.
{"copyright_id":"0x0ef5571f96bb5894a48aea8fae7e5575d4503c6082370ef7e1482c836f036984","isrc":"QZAKB2166140","name":"you don't deserve these tears","registered_at":"2026-06-04T14:00:53Z","spotify_id":"3ZuCT3RWkGCu5DyIYG6u1D","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0ef5571f96bb5894a48aea8fae7e5575d4503c6082370ef7e1482c836f036984. 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/3ZuCT3RWkGCu5DyIYG6u1D.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/3ZuCT3RWkGCu5DyIYG6u1D.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9f9994eef4ba4d14d0df19c6340a677618e554f1a2caa932cf02ef6966f41105. 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/5tXshQGwEFOD8BQ9rTBCDc.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/5tXshQGwEFOD8BQ9rTBCDc.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x927188e40c94b67818f1da507abeac83b592da86a88743801ecd6cee30b2beb9. 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/5gukv8x9eP58gFy2OcZEBQ.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/5gukv8x9eP58gFy2OcZEBQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4b0b8f124b4bba7aead2a153828c75abb90cd48d3c79436f4559a16c36f51af6. 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/0F7RevfnLodjRXXXg7a69f.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/0F7RevfnLodjRXXXg7a69f.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x48355f51ec43bb079095ee101b19d9200fa500dde4be3405ed71149d5a3092fb. 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/1xKFhbkVYsNVH2WII12m6G.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/1xKFhbkVYsNVH2WII12m6G.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xbc0267b4f746daaddfa3813ba937687b79c91285301c7ddeb64110c66c3e108b. 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/4B8xshUQgezhJ8i8HWhHR1.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/4B8xshUQgezhJ8i8HWhHR1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x923ad023bfe66235ded5c096d2b7813f76c6c67e3a095fc5d7f0551e8116902c. 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/1B7WWtKiz2LU85t9tL8x5v.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/1B7WWtKiz2LU85t9tL8x5v.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc5fde5447799682437af8bb05b72b6b8c6fafc574855b8da1cd34e9965d7b21c. 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/7LhVGZrF9jgkT97CaKTlds.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/7LhVGZrF9jgkT97CaKTlds.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf3cbd2797bfc6af11755cbc3fdeec79662a8e4f5adc5fbf48f64b8d722afe57d. 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/0BAMfPIHtcXXqFR5FVaVUA.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/0BAMfPIHtcXXqFR5FVaVUA.
{"copyright_id":"0xdad4ed7079189a7dd778d7cd51dfc6c1191999bcba2a28e0feaeb6ef392e5fc2","isrc":"QZAKB2165519","name":"drunk text me - PRETTY YOUNG Remix","registered_at":"2026-06-10T06:44:26Z","spotify_id":"5tSF8yFUuR8o2WdZu5BMLQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xdad4ed7079189a7dd778d7cd51dfc6c1191999bcba2a28e0feaeb6ef392e5fc2. 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/5tSF8yFUuR8o2WdZu5BMLQ.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/5tSF8yFUuR8o2WdZu5BMLQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7c4704e05c55e69a4bdc76345e0529d04033097b57715fdc9d0207207599a5a7. 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/22w2aLBRJTGTpXSj1X7Dc0.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/22w2aLBRJTGTpXSj1X7Dc0.
{"copyright_id":"0xcd5f33742498bbb92b9cd2e11e60c3f554e0e84aab2b3ddd3e02dd27706e7356","isrc":"QZAKB2130879","name":"walkin away","registered_at":"2026-06-07T17:21:18Z","spotify_id":"1Ma3MobM1PLGweJGm5Uot6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcd5f33742498bbb92b9cd2e11e60c3f554e0e84aab2b3ddd3e02dd27706e7356. 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/1Ma3MobM1PLGweJGm5Uot6.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/1Ma3MobM1PLGweJGm5Uot6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xab5d53977d6e6c381792779765d84ec01d80db8cb01eb19fa2d19d692948b4c4. 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/5PPMR30jGgfFp2loOPIOo3.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/5PPMR30jGgfFp2loOPIOo3.
{"copyright_id":"0x39dfec309eb450ec6cb6ce87b6e5411435b62a6fb6b0a5632389c9975ab4cd93","isrc":"QZAKB2014922","name":"newbury park","registered_at":"2026-06-04T09:55:47Z","spotify_id":"3DcfQVaeDMNUtOUwXVLxXA","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39dfec309eb450ec6cb6ce87b6e5411435b62a6fb6b0a5632389c9975ab4cd93. 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/3DcfQVaeDMNUtOUwXVLxXA.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/3DcfQVaeDMNUtOUwXVLxXA.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x28ba3c30098ce79450a2e3986b6d94aa844482cbd6eaf4517741c0ddb059c13e. 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/6NsU8OFGg51u3nMKmb7Old.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/6NsU8OFGg51u3nMKmb7Old.
{"copyright_id":"0xea088d4a86cfe1e87f330bbe908b459417c8643a13581fb36acfc6934f9d1047","isrc":"QZAKB2104537","name":"running in place","registered_at":"2026-06-08T16:33:12Z","spotify_id":"4YoVxbQDDTccoUdNe4hUfL","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea088d4a86cfe1e87f330bbe908b459417c8643a13581fb36acfc6934f9d1047. 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/4YoVxbQDDTccoUdNe4hUfL.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/4YoVxbQDDTccoUdNe4hUfL.
{"copyright_id":"0xa4e12a534c3effff0b5d2a6c3e072a2ecae1fa5a025a58aa4649866fd22c0b14","isrc":"QZAKB2122408","name":"bedroom walls","registered_at":"2026-06-10T12:48:24Z","spotify_id":"2LA7mXET9x9IicMPZZB8UM","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4e12a534c3effff0b5d2a6c3e072a2ecae1fa5a025a58aa4649866fd22c0b14. 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/2LA7mXET9x9IicMPZZB8UM.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/2LA7mXET9x9IicMPZZB8UM.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x29f3659ff99e25d3c5a409fa9ce9786d3b30377828b180a097af36af934039a6. 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/60EyMrsdB06h31qIgXjwi9.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/60EyMrsdB06h31qIgXjwi9.
{"copyright_id":"0xa4e12a534c3effff0b5d2a6c3e072a2ecae1fa5a025a58aa4649866fd22c0b14","isrc":"QZAKB2122408","name":"bedroom walls","registered_at":"2026-06-10T12:48:24Z","spotify_id":"2vZAc1ptKdCg402X1iH9wl","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa4e12a534c3effff0b5d2a6c3e072a2ecae1fa5a025a58aa4649866fd22c0b14. 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/2vZAc1ptKdCg402X1iH9wl.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/2vZAc1ptKdCg402X1iH9wl.
{"copyright_id":"0xea088d4a86cfe1e87f330bbe908b459417c8643a13581fb36acfc6934f9d1047","isrc":"QZAKB2104537","name":"running in place","registered_at":"2026-06-08T16:33:12Z","spotify_id":"3WyXHCZptjwRhZQ08JrnYt","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xea088d4a86cfe1e87f330bbe908b459417c8643a13581fb36acfc6934f9d1047. 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/3WyXHCZptjwRhZQ08JrnYt.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/3WyXHCZptjwRhZQ08JrnYt.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x39dfec309eb450ec6cb6ce87b6e5411435b62a6fb6b0a5632389c9975ab4cd93. 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/4ZeMEs9lhf7s83QHeqR432.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/4ZeMEs9lhf7s83QHeqR432.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x378da57304270d5710a3c2b7b8b3c4bd927fda838150915d865b3a3c5850a181. 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/0PNVMcb2Y6q4SHnKQLl4b5.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/0PNVMcb2Y6q4SHnKQLl4b5.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe824b424a31cb0b103164c926fb305abc3f8af9a560d69e86344ee0d05b11643. 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/3l3lUyNu5zh6H6uByc5Xnr.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/3l3lUyNu5zh6H6uByc5Xnr.