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 0xe520c04b51fc222c4aa43ace8b9193bf1a69d484e34ca379a195b92b48de8c4d. Chain 2 (Bitcoin): anchored in block 953423 (2026-06-12T21:20:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/6b9609c8-bf1f-420d-8d46-926ca149e0e4.json and https://artists.proofprofile.net/proofs/artist/6b9609c8-bf1f-420d-8d46-926ca149e0e4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
{"copyright_id":"0xa612d6270cea6c9f54310bd7871bc6760c1bc19f9bbf3f4f3dce3d82a297badf","isrc":"USRC12300602","name":"Bed Time (feat. Monaleo & Gloss Up)","registered_at":"2026-06-05T17:42:37Z","spotify_id":"5H7IzRvSCGY2p7jjuCu6g1","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 0xa612d6270cea6c9f54310bd7871bc6760c1bc19f9bbf3f4f3dce3d82a297badf. 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/5H7IzRvSCGY2p7jjuCu6g1.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/5H7IzRvSCGY2p7jjuCu6g1.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6f1ea446005e9ab2ea50ea2c18bb752b58a45a58aa6cbdd24198646e23951d9. 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/4gncrdopojb9Xe8KoNXKGY.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/4gncrdopojb9Xe8KoNXKGY.
{"copyright_id":"0x339baf486beaba6b46b27dcf3c154318c9c4e442dffcf062f71ca42146ca5c41","isrc":"USRC12303382","name":"Never Lose Me (feat. Lil Yachty)","registered_at":"2026-06-01T11:53:18Z","spotify_id":"2lXQX3uhFHRYGBE6xR3tic","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x339baf486beaba6b46b27dcf3c154318c9c4e442dffcf062f71ca42146ca5c41. 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/2lXQX3uhFHRYGBE6xR3tic.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/2lXQX3uhFHRYGBE6xR3tic.
{"copyright_id":"0x0f7f64344b1969d1efa0a307c159036b6880c03bdf129cd4ad8b50fc9578833c","isrc":"USRC12300899","name":"Whole Family (feat. Flo Milli)","registered_at":"2026-06-07T05:23:10Z","spotify_id":"59COzThWJAOeIM6SBItYZI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0f7f64344b1969d1efa0a307c159036b6880c03bdf129cd4ad8b50fc9578833c. 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/59COzThWJAOeIM6SBItYZI.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/59COzThWJAOeIM6SBItYZI.
{"copyright_id":"0x25612e0d786d41626a509b3419b174a9bbc8b8eb8e7c468abf33d787c60b04e1","isrc":"USAT22409892","name":"Roc Steady (feat. Flo Milli)","registered_at":"2026-06-01T07:26:35Z","spotify_id":"4jCKLCyhHjrzz6be6NDhrd","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x25612e0d786d41626a509b3419b174a9bbc8b8eb8e7c468abf33d787c60b04e1. 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/4jCKLCyhHjrzz6be6NDhrd.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/4jCKLCyhHjrzz6be6NDhrd.
Talk My Shit (feat. Amaarae & Flo Milli)
{"copyright_id":"0x57e2936a0ca951abb3930c56d0da57f1ddbcff9bce57bf6fec704e0c7b0c5312","isrc":"USRC12402295","name":"Talk My Shit (feat. Amaarae & Flo Milli)","registered_at":"2026-06-04T04:52:28Z","spotify_id":"09imUl1oyaB2R86qBgEhCN","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x57e2936a0ca951abb3930c56d0da57f1ddbcff9bce57bf6fec704e0c7b0c5312. 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/09imUl1oyaB2R86qBgEhCN.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/09imUl1oyaB2R86qBgEhCN.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xc6f1ea446005e9ab2ea50ea2c18bb752b58a45a58aa6cbdd24198646e23951d9. 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/3PXi72ZtSqx1PZc40KS0Qj.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/3PXi72ZtSqx1PZc40KS0Qj.
Snatched (with Flo Milli & Saucy Santana) - Remix
{"copyright_id":"0x6502c2e360860668df8a4eecfe1685513ed689a6cb8af3bfce659ee8cd8c9be5","isrc":"USUG12205609","name":"Snatched (with Flo Milli & Saucy Santana) - Remix","registered_at":"2026-06-04T15:59:56Z","spotify_id":"214gn7n7rA6KbRIYpznXJT","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6502c2e360860668df8a4eecfe1685513ed689a6cb8af3bfce659ee8cd8c9be5. 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/214gn7n7rA6KbRIYpznXJT.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/214gn7n7rA6KbRIYpznXJT.
{"copyright_id":"0xccf2315f891ca4c8b62ad5b306c10e269c431c0766b84fbf2ab08b9dd8c75f00","isrc":"QM6N22345104","name":"Goddess (feat. Flo Milli)","registered_at":"2026-06-07T10:33:31Z","spotify_id":"415nBazKdZWwejNCNhkoqQ","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xccf2315f891ca4c8b62ad5b306c10e269c431c0766b84fbf2ab08b9dd8c75f00. 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/415nBazKdZWwejNCNhkoqQ.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/415nBazKdZWwejNCNhkoqQ.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb84f3e05383301341832fa4697f25655016ca3bc3124df2ce86c822b44c3bea0. 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/5IVPl9SbDAe28LCRHBNpBa.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/5IVPl9SbDAe28LCRHBNpBa.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb4376728d9453e81436c86b64a3ff530ae49d0ee2f6661d326407e8dd134e34e. 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/5wwF03ucQEDL2JO6aAUCSi.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/5wwF03ucQEDL2JO6aAUCSi.
{"copyright_id":"0xf5a57527c034e4da68785171d82ea1788d5c5fe653b2d18792a955ab7d7c5c8a","isrc":"USUYG1334887","name":"Nasty (feat. Rubi Rose)","registered_at":"2026-06-07T07:07:13Z","spotify_id":"1Xa6LnYxggaBwsxE2SbQnz","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf5a57527c034e4da68785171d82ea1788d5c5fe653b2d18792a955ab7d7c5c8a. 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/1Xa6LnYxggaBwsxE2SbQnz.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/1Xa6LnYxggaBwsxE2SbQnz.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x42494f55e422e9becc8cfd2fd97ee851f657065e092e105773f4d4cab685fa08. 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/46qpkPADXkeatVySZHf0TI.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/46qpkPADXkeatVySZHf0TI.