Towards Agents That Know When They Don't Know: Uncertainty as a Control Signal for Structured Reasoning. - Josefa Lia Stoisser; Marc Boubnovski Martell; Lawrence Phillips; Gianluca Mazzoni; Lea Mørch Harder; Philip Torr 001; Jesper Ferkinghoff-Borg; Kaspar Märtens; Julien Fauqueur (CoRR, 2025)