The PathOS Project: Evidence, Methods, Tools and Lessons learned for Identifying the Impact of Open Science. - Ioanna Grypari; S. Bourdieu; Nicki Lisa Cole; Thomas Klebel; Harris Papageorgiou; Pedro Príncipe; Tony Ross-Hellauer; P. Stagiopoulos; Despoina Sousoni; Lennart Stoy; Vincent Traag; Lena Tsipouri; et al. (WOOC, 2025)