Einarsson is an Icelandic surname, meaning son of Einar' an Old Norse name meaning 'one warrior'. In Icelandic names, the name is not strictly a surname, but a patronymic. Notable people with the name
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 0xc1f86fa03ae1ea6883b948839db9416ef49d35d1925a1c70842fb06147bc3f5b. 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/96ffd60e-e570-4ad0-a714-0e138d80cbec.json and https://artists.proofprofile.net/proofs/artist/96ffd60e-e570-4ad0-a714-0e138d80cbec.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).