Franjo is a Croatian masculine given name. It is a cognate of Francis and Frank. See there for further etymological discussion. There are different variations of the name Franjo, including Fran, Fran
1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → returns the Bitcoin block hash at height OTSBitcoinBlock; GET https://blockstream.info/api/block/{that hash} → its timestamp must match OTSTimestamp 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 entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0xb00a227126fd5bd9e5e835354bb8e522cd2a7fb0e25fe0c97bd76f377e804710. Chain 2 (Bitcoin): anchored in block 953605 (2026-06-14T07:39:50Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/12436692-3140-416b-b275-d9da8188d2a4.json and https://artists.proofprofile.net/proofs/artist/12436692-3140-416b-b275-d9da8188d2a4.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).