@inproceedings{zhang-stadie-2026-leaks, title = "All Leaks Count, Some Count More: Interpretable Temporal Contamination Detection and Mitigation in {LLM} Backtesting", author = "Zhang, Zeyu and Stadie, Bradly", editor = "Lee, Hung-Yi and Dev, Sunipa and Li, Jessy and Elliott, Desmond", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {EMNLP} 2026", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.findings-emnlp.1690/", doi = "10.18653/2026.findings-emnlp.1690", pages = "36100--36127", ISBN = "979-8-89176-462-0" }