Report of the 5th PVUW Challenge: Towards More Diverse Modalities in Pixel-Level Understanding. - Chang Liu 072; Henghui Ding; Nikhila Ravi; Yunchao Wei; Shuting He; Song Bai 001; Philip Torr 001; Leilei Cao; Jinrong Zhang; Deshui Miao; Xusheng He; Dengxian Gong; et al. (CoRR, 2026)