OpenWorldLib: A Unified Codebase and Definition of Advanced World Models. - DataFlow Team; Bohan Zeng; Daili Hua; Kaixin Zhu; Yifan Dai; Bozhou Li; Yuran Wang 003; Chengzhuo Tong; Yifan Yang; Mingkun Chang; Jianbin Zhao; Zhou Liu; et al. (CoRR, 2026)