OCR Reads, Gemma Reasons: ClaimSetu for Evidence-Backed Health Claim Review

This is a submission for the Gemma 4 Challenge: Build with Gemma 4 What I Built Claim review is not a chatbot problem. It is an evidence problem. ClaimSetu was built to answer one question safely: does the submitted hospital claim packet contain enough evidence for a human reviewer to move forward? ClaimSetu is a local-first, evidence-backed claim-review assistant for health insurance workflows. It reads messy claim packets — scanned PDFs, photos, discharge notes, bills, lab report...