One Token Is Enough: Fingerprinting and Verifying Large Language...Large language models (LLMs) are increasingly consumed through opaque serving chains - API aggregators, resellers, and inference providers - in which the client has no technical means to confirm...https://arxiv.org/abs/2607.10252Measuring Behavioural Signatures of Large Language Models through...Large language models (LLMs) increasingly mediate human decisions and communication, yet their behavioural regularities remain difficult to characterize systematically. We develop a...https://arxiv.org/abs/2609.22934