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 0xc1b97bf7684c502b33a4de1b9168cd0dfee980b97ae932fe32aabd66cfda6436. 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/be02755d-5c52-4b3c-a6fb-a3d411801134.json and https://artists.proofprofile.net/proofs/artist/be02755d-5c52-4b3c-a6fb-a3d411801134.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xe888251217d88c7a45dedcb14d8de4662d8af5daeb216d35f8498a85d5e9bd9a","isrc":"GBKQU2517864","name":"Make It On Through","registered_at":"2026-06-09T14:14:23Z","spotify_id":"0g2YQ82OskEzjIVJnTy7ld","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 0xe888251217d88c7a45dedcb14d8de4662d8af5daeb216d35f8498a85d5e9bd9a. 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/0g2YQ82OskEzjIVJnTy7ld.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/0g2YQ82OskEzjIVJnTy7ld.
{"copyright_id":"0xf583a2653ccf43a7a98f9d3c2eb7fc1903fd6a8de0daaa1dcd76f1ab36ad6c73","isrc":"GBKQU2491713","name":"Find Your Soul - Radio Edit","registered_at":"2026-06-17T05:38:09Z","spotify_id":"7pYri5K3TaTGO0uzk9fhir","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf583a2653ccf43a7a98f9d3c2eb7fc1903fd6a8de0daaa1dcd76f1ab36ad6c73. Chain 2 (Bitcoin): anchored in block 954130 (2026-06-17T20:36:49Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/7pYri5K3TaTGO0uzk9fhir.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/7pYri5K3TaTGO0uzk9fhir.
{"copyright_id":"0x155f902db5c6723317514668b25240df9f27a19aa57e07cd8cecca0d8a4a075b","isrc":"GBKQU2456995","name":"Tuff Luck - Radio Edit","registered_at":"2026-06-18T21:08:02Z","spotify_id":"5Ap0a1urjitp2tzXTsKRz6","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x155f902db5c6723317514668b25240df9f27a19aa57e07cd8cecca0d8a4a075b. 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/5Ap0a1urjitp2tzXTsKRz6.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/5Ap0a1urjitp2tzXTsKRz6.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcac2b648337b82476021654716d808a7516b9f3831ca229dc1ee87cb4fa45ec6. 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/44r6UXHLTUYZeyKTTtU6cE.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/44r6UXHLTUYZeyKTTtU6cE.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf2560d4e76185fe667954357572efa4140191018a629155f4671591295bd1759. 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/1VBFwesZCTN45tcwQrDwgQ.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/1VBFwesZCTN45tcwQrDwgQ.
{"copyright_id":"0x872fed8eeeacb0c8e36af855781630a158e5843ff2209b546036ff4dad93df64","isrc":"GBKQU2399473","name":"Baby Got It - Radio Edit","registered_at":"2026-06-09T10:45:33Z","spotify_id":"3VHGf2vE9tTWGZ5JMrOpi4","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x872fed8eeeacb0c8e36af855781630a158e5843ff2209b546036ff4dad93df64. 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/3VHGf2vE9tTWGZ5JMrOpi4.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/3VHGf2vE9tTWGZ5JMrOpi4.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8dc439970d830d6cdaa8a2b02856727d1941c259fbd3c7e6d8eae37626fa9808. 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/5lW0GalqLjKwC4cxSBps1S.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/5lW0GalqLjKwC4cxSBps1S.
{"copyright_id":"0xceb3b18fabd1f7afed28b96e0ca90cf0756ab2e4a8ec678bee6e36f045e79a42","isrc":"DEH742306244","name":"Fairy Tale - Mike Millrain Remix","registered_at":"2026-06-11T11:12:48Z","spotify_id":"2MaJTtbngC6DrVOa44FBNN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xceb3b18fabd1f7afed28b96e0ca90cf0756ab2e4a8ec678bee6e36f045e79a42. 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/2MaJTtbngC6DrVOa44FBNN.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/2MaJTtbngC6DrVOa44FBNN.
{"copyright_id":"0x57f1007976f0d4f434d82a67c45a85c80d9ec7e946ec4310e09c353aeeb98293","isrc":"GBKQU2299210","name":"What Time Is It? - Radio Edit","registered_at":"2026-06-18T21:07:45Z","spotify_id":"6m1ISFvujuoW32lJMd1MhY","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57f1007976f0d4f434d82a67c45a85c80d9ec7e946ec4310e09c353aeeb98293. 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/6m1ISFvujuoW32lJMd1MhY.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/6m1ISFvujuoW32lJMd1MhY.
{"copyright_id":"0xe5c5aa5b566a091fda93ddcc04d33d75fdc46c1126bbcd820ea08f250ba7596a","isrc":"GBKQU2299197","name":"Music & Joy - Radio Edit","registered_at":"2026-06-08T22:50:50Z","spotify_id":"7e2ThZZc0qnZ5Re8fLyYu7","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe5c5aa5b566a091fda93ddcc04d33d75fdc46c1126bbcd820ea08f250ba7596a. 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/7e2ThZZc0qnZ5Re8fLyYu7.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/7e2ThZZc0qnZ5Re8fLyYu7.
{"copyright_id":"0x5b56b887847a3a65df292a5b799ca0b08ee598e3bedbf2aa0cbf068c62a359f4","isrc":"GBKQU2223688","name":"Falling - Radio Edit","registered_at":"2026-06-08T14:22:53Z","spotify_id":"0XK8qNzvBSdj4Qglktz5DR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5b56b887847a3a65df292a5b799ca0b08ee598e3bedbf2aa0cbf068c62a359f4. 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/0XK8qNzvBSdj4Qglktz5DR.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/0XK8qNzvBSdj4Qglktz5DR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x7a3083257ec4ebeaf34d94666c90e4751d5688e983f2d02f5c2a09c77bee6d28. 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/0unEAiTYqtitgixd9J4tVK.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/0unEAiTYqtitgixd9J4tVK.
{"copyright_id":"0xfbd81f3884fd5b861bfa684241c74c712827ef47ac8ca2841cc78963cb61fc35","isrc":"GBKQU2204227","name":"All I Got - Radio Edit","registered_at":"2026-06-06T06:13:16Z","spotify_id":"5ZltjSNF3YKI5Y8XsknpuR","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xfbd81f3884fd5b861bfa684241c74c712827ef47ac8ca2841cc78963cb61fc35. 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/5ZltjSNF3YKI5Y8XsknpuR.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/5ZltjSNF3YKI5Y8XsknpuR.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xd85413ae1e8082c5fc8365d628b36b4cf43ff409ebc71203806b1c55f88dbfb4. 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/37pI7l4r21vSOQ3W8S8580.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/37pI7l4r21vSOQ3W8S8580.
{"copyright_id":"0x76b910f240a3ab4f3ca43f2c819461011f13b3b217a37153a68fa7b3a33e0622","isrc":"GBKQU2178218","name":"Lift Me Up - Radio Edit","registered_at":"2026-06-06T19:09:38Z","spotify_id":"2yKFiOWWwb8MVhKnMkcurK","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x76b910f240a3ab4f3ca43f2c819461011f13b3b217a37153a68fa7b3a33e0622. 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/2yKFiOWWwb8MVhKnMkcurK.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/2yKFiOWWwb8MVhKnMkcurK.
{"copyright_id":"0x4a9228c8ca06bb6ce296385385fb373143dbfe2c159e68e08dcc3ba22cf1c9f6","isrc":"GBLV62021961","name":"Come Inside - Radio Edit","registered_at":"2026-06-06T12:55:40Z","spotify_id":"20easrVuEn7hm7EJNEY8hm","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x4a9228c8ca06bb6ce296385385fb373143dbfe2c159e68e08dcc3ba22cf1c9f6. 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/20easrVuEn7hm7EJNEY8hm.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/20easrVuEn7hm7EJNEY8hm.
{"copyright_id":"0x2536562b152c555cad0b213311a96960ddda24b2be8dddc7f6e1244f1954851c","isrc":"GBKQU2076517","name":"Moonshine - Radio Edit","registered_at":"2026-06-19T17:03:49Z","spotify_id":"3FcuaxQZ8IX7aOkYNX5huH","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x2536562b152c555cad0b213311a96960ddda24b2be8dddc7f6e1244f1954851c. 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/3FcuaxQZ8IX7aOkYNX5huH.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/3FcuaxQZ8IX7aOkYNX5huH.
Lovin' Me - Tuff Vibes Chew On My Bass Mix
Lovin' Me - Tuff Vibes Love A Breakbeat Mix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5c91915861c492f28f493cd2b343e40d81730a8018a96e027e9cc09a21f55b8f. 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/3HY6hKxc5d3cJq5YApPSZn.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/3HY6hKxc5d3cJq5YApPSZn.
Heard It All Before - Mike Millrain & Mick James Remix
Take You For A Ride - Mike Millrain Remix
Revolution Sounds Volume 1 (Selected & Mixed by Mike Millrain) - DJ Mix
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x07dc361f0f4e50020311a63cd0af4894c4160db4af840a4f476b23175b8e97b8. 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/7LVoOZo9YfH102BDKGoM0j.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/7LVoOZo9YfH102BDKGoM0j.