AstaBench: Rigorous Benchmarking of AI Agents with a Scientific Research Suite - Bragg, Jonathan; D'Arcy, Mike; Balepur, Nishant; Bareket, Dan; Dalvi Mishra, Bhavana; Feldman, Sergey; Haddad, Dany; Hwang, Jena; Jansen, Peter; Kishore, Varsha; Majumder, Bodhisattwa Prasad; Naik, Aakanksha; et al. (International Conference on Learning Representations, 2026)