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 0xcff84c7ee7def93e3d2df2c1711d3f822c03fb6331ebb82b5f3b0190ff1c1cb0. Chain 2 (Bitcoin): anchored in block 953407 (2026-06-12T19:24:56Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/259af3e4-bda0-4a97-8d18-998a5fb16d07.json and https://artists.proofprofile.net/proofs/artist/259af3e4-bda0-4a97-8d18-998a5fb16d07.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 0xf037ff56033f87ee4b1f2dc1f59abf636f208453c00bcc41adeede01571b16a5. 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/43UHjJGjh7ew5MFjENYLmz.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/43UHjJGjh7ew5MFjENYLmz.
Room Raiders [feat. Drego] (Bonus Track)
{"copyright_id":"0xe9684d093b437cda2ecc92f2dfb55ddeb83fdb85defa071fae43afdc0e546218","isrc":"USAT22217351","name":"Rock & Roll (Remix) [feat. Peezy]","registered_at":"2026-06-20T19:54:46Z","spotify_id":"3IiXrLNMp4a4fwlTCi9rLU","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xe9684d093b437cda2ecc92f2dfb55ddeb83fdb85defa071fae43afdc0e546218. 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/3IiXrLNMp4a4fwlTCi9rLU.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/3IiXrLNMp4a4fwlTCi9rLU.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x9a4ecccde8b9756593ae018b72090d1ea9895c9118892b48a5bfa78974010b46. 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/5SLEuCsHwKpQ9WermKyHfD.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/5SLEuCsHwKpQ9WermKyHfD.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x0a92ac810fc534adfbb6a097e7e1097bf4458e9845d1774ee69d95ab51a122c8. 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/5SEoWrexiyNgYAWL5zFP0T.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/5SEoWrexiyNgYAWL5zFP0T.
{"copyright_id":"0xa15c7e0fdd806c044756e47c5f61778467a82788be61d3c5e50d321e4c56aa4c","isrc":"USUYG1448718","name":"No Manners (feat. R3 DA Chilliman)","registered_at":"2026-06-05T08:33:20Z","spotify_id":"3TBAP12UEEPb3p5wtgybIq","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xa15c7e0fdd806c044756e47c5f61778467a82788be61d3c5e50d321e4c56aa4c. 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/3TBAP12UEEPb3p5wtgybIq.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/3TBAP12UEEPb3p5wtgybIq.
Hundun Moments (with R3 DA Chilliman & Cypress Moreno)
{"copyright_id":"0x1733b3cf0a0ee8e697497a4051d67d82fc2e8fe294534a8dff03edad97e838a2","isrc":"USA2P2248794","name":"Hundun Moments (with R3 DA Chilliman & Cypress Moreno)","registered_at":"2026-06-07T19:38:39Z","spotify_id":"7EBJBMb5w9COXLa5P0p0rw","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x1733b3cf0a0ee8e697497a4051d67d82fc2e8fe294534a8dff03edad97e838a2. 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/7EBJBMb5w9COXLa5P0p0rw.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/7EBJBMb5w9COXLa5P0p0rw.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xf4d05064c802e54830ca0bb6f7ad775ac9c9c92497d018193bbc9f19d5a7f69a. 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/2ozQuFLuzR93keSSzY99ea.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/2ozQuFLuzR93keSSzY99ea.