Building a Dataspace for Manufacturing as a Service in Factory-X. - Marco Simon; Felix Schöppenthau; Richard Kuntschke; Catharina Czech; Birgit Obst; Bertram Fuchs; Thomas Lepper; Timo Schurek; Steffen Currle; Kai Wernet; Jana Pralle; Pascal Rübel (CoRR, 2026)