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 0x016dc0e162fb27738d1f3a9ac51a7169c3e7d047a43e91e81499f0e917c6cca9. Chain 2 (Bitcoin): anchored in block 953803 (2026-06-15T15:41:00Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/e2cacb23-c81d-44f1-ac86-62fcc3a5d469.json and https://artists.proofprofile.net/proofs/artist/e2cacb23-c81d-44f1-ac86-62fcc3a5d469.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Taylor Janzen: The Wild Honey Pie Buzzsession
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