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Golden
Steward
FHIR $match
Phonetic/typo tolerance on names; last‑7 digits on phone; token‑set on address; exact DoB when present.
No network calls. All logic runs locally in your browser.
ZettaYotta — eMPI Emulator (single‑file)
Identity matching • Golden Record • Steward merge/unmerge • FHIR $match (client‑side)