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 0x37219298f3ee14261f21973b9dde7a470939e946543738d8a1eab1a369a6459a. Chain 2 (Bitcoin): anchored in block 953724 (2026-06-15T01:43:13Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/8b375f59-18e1-418d-b725-0a99d1642854.json and https://artists.proofprofile.net/proofs/artist/8b375f59-18e1-418d-b725-0a99d1642854.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Johnny Williams. Rhythm in Motion / So Nice! With Johnny Desmond
I Can't Get Started (Duke-Gershwin) 2: 50 16. I Got Plenty O' Nuttin'
Red Allen: Original 1933-1941 Recordings
I've Got My Love to Keep Me Warm: On the Avenue: This Year's Kisses
Eccentric Soul: Twinight's Lunar Rotation
Slow Motion Parts 1 & 2 - A Tom Moulton Mix
Philadelphia International Records: The Tom Moulton Remixes
Ain't No Stoppin' Us Now: 50 Years of P.I.R.
The Sound Of Philadelphia - The Philadelphia Years (1971-1976)