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 0xfe8ed392db46d94b00be089c937c1da7dd212d5c41aa9e9701b7515fede5a531. Chain 2 (Bitcoin): anchored in block 953778 (2026-06-15T11:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/c41e0123-7888-4a7e-969b-7a56d3db2497.json and https://artists.proofprofile.net/proofs/artist/c41e0123-7888-4a7e-969b-7a56d3db2497.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
This Song Might Get Me Killed (feat. Rafijah Siano)
Slaughterhouse (feat. Joell Ortiz, Nino Bless, Crooked I, Royce da 5'9)
Beast Ballad (feat. Crooked I, Ryhmefest, Juice & Nino Bless)