Reiko is a feminine Japanese given name. A few possible ways to spell the name in Japanese are: (れいこ, レイコ, 麗子, 怜子, 伶子, 玲子, 令子, 礼子, 禮子, 冷子). Notable people with the name include: , Japanese women's bas
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 0xf55ef87016bd948e12875effd6b42c8796ac52ba0712b7fd2ac3e4bccafa9a99. Chain 2 (Bitcoin): anchored in block 953879 (2026-06-16T02:57:35Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/089920ad-e179-4887-a458-0aa887ab3265.json and https://artists.proofprofile.net/proofs/artist/089920ad-e179-4887-a458-0aa887ab3265.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).