Author

Xiao-Bo Chen

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#artificial intelligence Preprint Nov 2026

Signed but Not Safe: Requirement Integrity in Multi-Agent LLM Handoffs

A preregistered study with synthetic, exactly scorable tasks comparing free-text, structured JSON and signed requirement-manifest handoffs: the orchestrator extracts each requirement as a verbatim quote plus a checkable predicate, code signs the manifest with HMAC-SHA256, and deterministic code verifies the merger's de...

Xiao-Bo Chen, Gen-Liang Zhu, Zi-Yu Wang et al. · 0 citations

#artificial intelligence Preprint Oct 2026

Verifying Text-to-SQL Queries under Changing Business Semantics

In text-to-SQL and AI-agent analytics, successful SQL execution does not establish semantic correctness under changing business definitions. We study revalidation of fixed queries after changes to refund attribution, tax treatment, eligible populations and exchange-rate dates. An executable verification profile binds t...

Gen-Liang Zhu, Xiao-Bo Chen, Zi-Yu Wang et al. · 0 citations