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 0x3f22ac91b41dbcd6640b6a083cb3164512b10711657b520ebe3dc41a274b0da6. 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/439e38bf-739b-495b-bd04-fe452127ee04.json and https://artists.proofprofile.net/proofs/artist/439e38bf-739b-495b-bd04-fe452127ee04.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
The Saints (When the Saints Go Marching In)
Tony Sheridan And The Beatles Hamburg 1961
The Savage Young Beatles Feat. Tony Sheridan
Tony Sheridan & The Savage Young Beatles
The Savage Young Beatles Featuring Tony Sheridan
Skinny Minnie - Alternative Live Version
If You Love Me, Baby (Take Out Some Insurance On My, Baby)