Mowery is a surname. Notable people with the surname include: David C. Mowery, American economist Edward J. Mowery (1906–1970), American journalist Harold Mowery (1930–2014), American politician See
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 0xeaca7575d2a0625dfde3f0b881ac64ca89d9c4784b2695e378d81de782a24e91. Chain 2 (Bitcoin): anchored in block 953949 (2026-06-16T13:28:01Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/17d2d139-3c81-460f-9674-129e3341d21c.json and https://artists.proofprofile.net/proofs/artist/17d2d139-3c81-460f-9674-129e3341d21c.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).