Author

Peng-Hao Jiang

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#artificial intelligence Preprint Sep 2026

BenchShield: Formal Model-Backed Instrumentation for Reward Integrity in LLM-Agent Evaluation Infrastructure

BenchShield is presented, a model-backed instrumentation layer for reward integrity in LLM-agent evaluation that grounds detection in a finite lifecycle model of an evaluation's reward-relevant events and achieves 96% accuracy in detecting reward hacking from infrastructure-side evidence.

Sheng-Han Zheng, Zong-Lin Di, Yimin Liu et al. · 0 citations

#large language models Aug 2026

Vul4Py: Benchmarking Automated Vulnerability Repair in Python with Paired Exploit and Functional Oracles

Vul4Py is presented, a Python AVR benchmark in which every entry carries a paired oracle: an exploit oracle that must fail on the vulnerable revision and pass on the fixed one, together with a project-native pytest functional oracle that must pass on both.

Bui Tan, Ting Zhang, Ferdian Thung et al. · Lecture notes in computer sc... · 2 citations