Leonie or (in French) Léonie or (in German) Leonie is a Latin-origin feminine given name meaning "lioness", from the masculine personal name Leon (meaning "lion"). It is rare as a surname. People Peo
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 0xb974f96aec04f9f0b1fe33368ee5aebf0fd9de4b9acc703c971d47c8e8bd1a53. Chain 2 (Bitcoin): anchored in block 954346 (2026-06-19T03:51:26Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/9addf5cd-095d-4ea7-8863-0e943e645488.json and https://artists.proofprofile.net/proofs/artist/9addf5cd-095d-4ea7-8863-0e943e645488.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).