Kurisu () is a Japanese surname. Notable people with the surname include: Hoichi Kurisu (born 1939), landscape architect Takeo Kurisu, 1947–1948 Japanese Minister of Finance Yumiko Kurisu (born 1961)
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 0xefa56c5f3c85325af3634505718b79dc1159c83997491746b38b0ee91dd337d6. Chain 2 (Bitcoin): anchored in block 954342 (2026-06-19T03:22:39Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/82ea67df-caee-40a5-aa11-b199761cbfd5.json and https://artists.proofprofile.net/proofs/artist/82ea67df-caee-40a5-aa11-b199761cbfd5.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
if we keep talking as friends i might js kill myself