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 0x71d50774f09dd509b7bd4754f2283fc73b3b49dcb80c6cb213549449a11c7cc7. Chain 2 (Bitcoin): anchored in block 953807 (2026-06-15T16:39:18Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/eee5885b-8a0e-4825-9668-3d1477661fbe.json and https://artists.proofprofile.net/proofs/artist/eee5885b-8a0e-4825-9668-3d1477661fbe.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Out In The Country With The Lowland Cowboys
You Don't Know What You've Got 'Till It's Gone (Primer Dark II)
Fragrant Moondrops - Children's Play Song
Zovele Jazz Gezichten I Many Faces of Jazz
Splitting Wood: II. once opened, never be closed