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 0x5ab5cd041c18df51298c031c0d0e31183b49c034dc357a29b3f6ec0dfc5c51b4. 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/a325d6e1-ae71-4340-b0b5-ac9d3e98e620.json and https://artists.proofprofile.net/proofs/artist/a325d6e1-ae71-4340-b0b5-ac9d3e98e620.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
On My Mind (feat. Leo Kalyan) [Illyus & Barrientos Remix]
On My Mind (feat. Leo Kalyan) [Max Chapman Remix]
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 0x787a5ef43951a1b05a9a862c32cecbcb728b2ff3aead2e12c323496ca189a1df. 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/5mnQhpHnicD4nH2ZBeNcdE.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/5mnQhpHnicD4nH2ZBeNcdE.
{"copyright_id":"0x8345b3c3159d10280a6b7a08b9c37c0f06b5dfc00cb2961229af7c8d4b4da366","isrc":"GBEWA1910791","name":"Overtones - PROFF Remix","registered_at":"2026-06-06T23:50:32Z","spotify_id":"25OCPMG0ddpM2iElirdy9q","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8345b3c3159d10280a6b7a08b9c37c0f06b5dfc00cb2961229af7c8d4b4da366. 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/25OCPMG0ddpM2iElirdy9q.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/25OCPMG0ddpM2iElirdy9q.
{"copyright_id":"0x15cfe5c9a93ca75d2cf3789b545a0adebf728fa25f27cda0c1f2b7119758ed86","isrc":"GBEWA1910793","name":"Overtones - PROFF Extended Mix","registered_at":"2026-06-21T00:32:48Z","spotify_id":"3cZI6NZ5u4rc1ISZft6oco","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x15cfe5c9a93ca75d2cf3789b545a0adebf728fa25f27cda0c1f2b7119758ed86. 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/3cZI6NZ5u4rc1ISZft6oco.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/3cZI6NZ5u4rc1ISZft6oco.
{"copyright_id":"0xc1e52e68ee439ce8fccbecb5c9a9ef26e31d0c752a403e0274ebd6c5467974ea","isrc":"GBEWA1904156","name":"Overtones - Mixed","registered_at":"2026-06-10T14:18:11Z","spotify_id":"4ItpkeMVoSQ7SZakEutArU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc1e52e68ee439ce8fccbecb5c9a9ef26e31d0c752a403e0274ebd6c5467974ea. 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/4ItpkeMVoSQ7SZakEutArU.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/4ItpkeMVoSQ7SZakEutArU.
{"copyright_id":"0xc52b10344ecbce7cfbd7c33b67d4c69ff13c222374180f9b63a1cf50dab7a2c0","isrc":"GBEWA2100172","name":"Don't Wait - Frost Remix","registered_at":"2026-06-11T06:16:07Z","spotify_id":"58oaS2X9QMXZrGeULnx9mC","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc52b10344ecbce7cfbd7c33b67d4c69ff13c222374180f9b63a1cf50dab7a2c0. 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/58oaS2X9QMXZrGeULnx9mC.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/58oaS2X9QMXZrGeULnx9mC.
{"copyright_id":"0x32912b6e6f645d9921822f920ae3531a0bfc10f95dd51cf8bb834f5aa645897c","isrc":"GBEWA2100175","name":"Don't Wait - Frost Extended Mix","registered_at":"2026-06-25T18:59:39Z","spotify_id":"5EmdnvY9p4wjx44A3Kzdgh","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x32912b6e6f645d9921822f920ae3531a0bfc10f95dd51cf8bb834f5aa645897c. 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/5EmdnvY9p4wjx44A3Kzdgh.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/5EmdnvY9p4wjx44A3Kzdgh.
{"copyright_id":"0x6c24f11157bbe75ff37d785f9762ea8029e8c24fc6c9b26722afe30c9b8e7c51","isrc":"USUM71516601","name":"Regardless - Frost Remix","registered_at":"2026-06-06T16:48:18Z","spotify_id":"2ZVQh77eaYYdaHjSBCw6Wq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6c24f11157bbe75ff37d785f9762ea8029e8c24fc6c9b26722afe30c9b8e7c51. 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/2ZVQh77eaYYdaHjSBCw6Wq.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/2ZVQh77eaYYdaHjSBCw6Wq.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc64e6c128040b725a62e08b2d0971c07766fdd89a8391349147d4c065fbbbe6. 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/4iDsA23tyHwOQtFwZlupao.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/4iDsA23tyHwOQtFwZlupao.
{"copyright_id":"0xf34d5184124d276133b793fd94f9c5c11664cfc3915fb20ecf635b9b10f2c912","isrc":"GBEWA1903407","name":"Undercurrents - Extended Mix","registered_at":"2026-06-24T14:34:44Z","spotify_id":"4IFiubZcFIBpH4N7uXPNkw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf34d5184124d276133b793fd94f9c5c11664cfc3915fb20ecf635b9b10f2c912. Chain 2 (Bitcoin): anchored in block 957145 (2026-07-08T08:56:20Z), registered by our registry partner. Bridge: the canonical record at https://artists.proofprofile.net/proofs/track/4IFiubZcFIBpH4N7uXPNkw.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/4IFiubZcFIBpH4N7uXPNkw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xcc64e6c128040b725a62e08b2d0971c07766fdd89a8391349147d4c065fbbbe6. 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/7wNEQEkg7Nh5NPDgti2DF9.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/7wNEQEkg7Nh5NPDgti2DF9.
{"copyright_id":"0xf34d5184124d276133b793fd94f9c5c11664cfc3915fb20ecf635b9b10f2c912","isrc":"GBEWA1903407","name":"Undercurrents - Extended Mix","registered_at":"2026-06-24T14:34:44Z","spotify_id":"1bvCdNDOmSxC7ZFzUQSqsk","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf34d5184124d276133b793fd94f9c5c11664cfc3915fb20ecf635b9b10f2c912. 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/1bvCdNDOmSxC7ZFzUQSqsk.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/1bvCdNDOmSxC7ZFzUQSqsk.
{"copyright_id":"0xefe174fe1583ab0d9e3e362329499b6cd6d543296ed4e9b70b3af48c07d2a5e7","isrc":"GBEWA2402636","name":"I Miss You - Mixed","registered_at":"2026-06-07T13:02:25Z","spotify_id":"7HMUx0rLFYlQJX5qgxNXMd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xefe174fe1583ab0d9e3e362329499b6cd6d543296ed4e9b70b3af48c07d2a5e7. 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/7HMUx0rLFYlQJX5qgxNXMd.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/7HMUx0rLFYlQJX5qgxNXMd.
{"copyright_id":"0xafddc323ff8e0037fa409a58c8b0e9822b4b099cd7fb0317f7eba09050812065","isrc":"GBEWA1907590","name":"Overtones - PROFF Remix","registered_at":"2026-06-11T04:47:04Z","spotify_id":"6zQ6jmAT07rAgWK3PzjJ2B","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xafddc323ff8e0037fa409a58c8b0e9822b4b099cd7fb0317f7eba09050812065. 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/6zQ6jmAT07rAgWK3PzjJ2B.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/6zQ6jmAT07rAgWK3PzjJ2B.