Walrus: A Cross-Domain Foundation Model for Continuum Dynamics. - Michael McCabe; Payel Mukhopadhyay; Tanya Marwah; Bruno Régaldo-Saint Blancard; François Rozet; Cristiana Diaconu; Lucas Meyer; Kaze W. K. Wong; Hadi Sotoudeh; Alberto Bietti; Irina Espejo; Rio Fear; et al. (CoRR, 2025)