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 0x406f27da6ac69f1251c7da6e59899a5c43ef4d28d53b832ef28207efce5bf4c3. 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/e2b25bff-91fe-4f12-835f-83406796b1cc.json and https://artists.proofprofile.net/proofs/artist/e2b25bff-91fe-4f12-835f-83406796b1cc.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
I've Been Hurt so Many Times / Baby Without You
When All God's Singers Get Home (feat. Sonda G. Davis)
I've Been Hurt So Many Times / Baby Without You
It Don't Mean a Thing (If It Ain't Got That Swing)
For 5 Long Years c/w I've Been Hurt So Many Times
60s Soul Sensations - The Rare 45 RPM Collection