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 0x4466266a26177069714873788e8e8f55d0488c7f2e1e19c65a3c646822cfdb99. 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/afa283a8-6d13-45e4-a3a4-fad8f7a7e61f.json and https://artists.proofprofile.net/proofs/artist/afa283a8-6d13-45e4-a3a4-fad8f7a7e61f.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
A Guarantee Today, Is Worth More Than a Promise Tomorrow
Body Parts 3 (feat. Juicy J, DJ Paul, Crunchy Black, Lil Wyte, Frayser Boy, Chrome, Boogieman, Project Pat & Grandaddy Souf) - Screwed and Chopped
Most Known Unknown (Screwed and Chopped)
{"copyright_id":"0x758c07a671edb676a7c1c2743e386bf8a19e384f080147af8645b3671a3dfc0e","isrc":"USSM10504951","name":"Body Parts 3 (feat. Juicy J, DJ Paul, Crunchy Black, Lil Wyte, Frayser Boy, Chrome, Boogieman, Project Pat & Grandaddy Souf) - Screwed and Chopped","registered_at":"2026-06-24T10:45:01Z","spotify_id":"4ICTr17xkwQHt4x3xUzx0S","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 0x758c07a671edb676a7c1c2743e386bf8a19e384f080147af8645b3671a3dfc0e. 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/4ICTr17xkwQHt4x3xUzx0S.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/4ICTr17xkwQHt4x3xUzx0S.
Get Buck, Get Wild (feat. Crunchy Black)
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x615485f233724667005ce3cfca0f8bbc9b3266b3f532792c996120dc41721e98. 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/4cHRDFHfJ707G0jfVZhPMo.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/4cHRDFHfJ707G0jfVZhPMo.
{"copyright_id":"0x8c556e16e902d89726bcdeb1480f1269c10ea682f2780331d5eaa032fb437cc4","isrc":"USASN1004259","name":"Be Real (feat. Crunchy Black)","registered_at":"2026-06-25T20:27:05Z","spotify_id":"5fU0Qz5Vi5GDhcUddkR8fI","type":"track"}
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x8c556e16e902d89726bcdeb1480f1269c10ea682f2780331d5eaa032fb437cc4. 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/5fU0Qz5Vi5GDhcUddkR8fI.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/5fU0Qz5Vi5GDhcUddkR8fI.
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x6fd822aa4999c17606d8203a22a0833d603db6cb4fc481221750eea14f6deac5. 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/5zMs481DuRqhqt3rVW8Xnu.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/5zMs481DuRqhqt3rVW8Xnu.