ResearchBenchmarksModel Fingerprinting on Tulu 2 DPO 7BModel Fingerprinting on Tulu 2 DPO 7BFollow0.9999Similarity ScorePCS0.0016040.2607770.519950.779123Apr 7, 2026Evaluation resultsMethodMethodLinksSimilarity ScorePCSMethod Category=Parame...Method Category=Parameter-based2026.040.9999AttnDiff2026.040.9992ICSMethod Category=Parame...Method Category=Parameter-based2026.040.9961REEFMethod Category=Repres...Method Category=Representation-level2026.040.9264LLMMap2026.040.678LogitsMethod Category=Output...Method Category=Output-level2026.040.6735ProFlingoMethod Category=Text-l...Method Category=Text-level2026.040.04