Wenpeng Xing Moran Fang Guangtai Wang Changting Lin Meng Han Silencing the Guardrails: Inference-Time Jailbreaking via Dynamic Contextual Representation Ablation. 2026 April abs/2604.07835 CoRR https://doi.org/10.48550/arXiv.2604.07835 db/journals/corr/corr2604.html#abs-2604-07835 streams/journals/corr