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 artist was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x5ab70161f85502888485c65d4d8f1d279b3c81ec96bb9cad9c94d6afecd9e24d. Chain 2 (Bitcoin): anchored in block 953625 (2026-06-14T11:37:06Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/2124f1f5-10e1-41e2-9efc-0a84a47a66d6.json and https://artists.proofprofile.net/proofs/artist/2124f1f5-10e1-41e2-9efc-0a84a47a66d6.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Trance Percussion Masters of South Sudan
Woe Woe Wee Odo Gbere Ni Fanani (The Beautiful Girls Are Wonderful)
Koya Mo Were We Baramu (Now You Are Like a European)
Wa Ma Bire Re Kuragi Amsmar Ni Wiri Parange Re (When You Next See Me, I Will Have Graduated)
Trance Percussion Masters Of South Sudan