Author

C. Rajah

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Preprint Aug 2026

post-graph-rag: A PostgreSQL-Native Bi-Temporal Graph RAG Engine with Temporal Grounding at Synthesis

Post-graph-rag is an open-source engine addressing graph RAG in infrastructure, quality and over time, and builds a denser and more queryable graph that supersedes relationships where a baseline with no temporal model supersedes none.

C. Rajah · 0 citations

#artificial intelligence Preprint Aug 2026

post-graph-rag: A PostgreSQL-Native Graph RAG Engine

Post-graph-rag builds a denser graph everywhere, answers comparably with lower query latency, and supports temporal evolution the baseline lacks: 13 and 8 relationships superseded on a novel sequence and a decade of filings, against zero.

C. Rajah · 0 citations