First measurement of differential cross sections for muon neutrino charged current interactions on argon with a two-proton final state using the MicroBooNE detector. - Abratenko, P.; Alterkait, O.; Andrade Aldana, D.; Arellano, L.; Asaadi, J.; Ashkenazi, A.; Balasubramanian, S.; Baller, B.; Barnard, A.; Barr, G.; Barrow, D.; Barrow, J.; et al. (Physics Letters B, 2026)