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 0x5f20747add7d85c29a12f7ffc96eaa7e49279e611f7b7168f58f4e4650f428fe. Chain 2 (Bitcoin): anchored in block 953733 (2026-06-15T03:12:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9713dc30-f353-44dc-96eb-b6d19f7de3e0.json and https://artists.proofprofile.net/proofs/artist/9713dc30-f353-44dc-96eb-b6d19f7de3e0.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
Fixed in a Photograph, Lost in a Song ...
Ochun's Road - El Camino de Ochun, Traditional
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