Wei Cheng may refer to: Wei Zheng (580–643), Tang dynasty statesman and historian. His name is rendered as "Wei Cheng" in Wade–Giles. Cheng Wei (born 1983), Chinese business executive. His surname is
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 0xca808d185ef1451df675b8f1c48f5c6ed2dceafec2c49846b4acc6d6df4b4236. Chain 2 (Bitcoin): anchored in block 953588 (2026-06-14T04:52:46Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/0065de2b-90a5-4b16-8990-4671394a71f2.json and https://artists.proofprofile.net/proofs/artist/0065de2b-90a5-4b16-8990-4671394a71f2.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).