Varis is both a surname and a given name. In Finnish the word literally means "hooded crow". Notable people with the name include: Surname Agnes Varis (1930–2011), American businesswoman Kaisa Varis
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 0xb8c77ef0747b9758f350a71eaa5fd4a5a70e69ce904ea587193edc4ac7eca36f. Chain 2 (Bitcoin): anchored in block 954066 (2026-06-17T08:11:48Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/43c2ab7c-e930-456d-8ce5-4abd0151050b.json and https://artists.proofprofile.net/proofs/artist/43c2ab7c-e930-456d-8ce5-4abd0151050b.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).