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 0x3aa0288633e4ffea75554f0e4090b47a894d4f3f2dc169b6655d7a0b6fb00496. Chain 2 (Bitcoin): anchored in block 953610 (2026-06-14T07:58:09Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/1441cbe2-b9db-40e0-94c2-e142cf9e90a5.json and https://artists.proofprofile.net/proofs/artist/1441cbe2-b9db-40e0-94c2-e142cf9e90a5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Freestyle Tape (feat. Anonymous XI, Pharocious & B. Somethin)
End of the Tour (Original Motion Picture Soundtrack)
Da T.R.U.T.H. Presents...Bad Things Happen In Philadelphia (Original Soundtrack)