Understanding Usage and Engagement in AI-Powered Scientific Research Tools: The Asta Interaction Dataset. - Dany Haddad; Dan Bareket; Joseph Chee Chang; Jay DeYoung; Jena D. Hwang; Uri Katz; Mark Polak; Sangho Suh; Harshit Surana; Aryeh Tiktinsky; Shriya Atmakuri; Jonathan Bragg; et al. (CoRR, 2026)