The seed round was co-led by a16z crypto, 1kx and Hack VC, with participation from Finality Capital Partners, Symbolic Capital, P2 Ventures, Delta Fund and MH Ventures, Miden said Tuesday. Angel investors, including Rune Christensen from Sky (formerly MakerDAO), Avery Ching from Aptos and Sreeram Kannan from EigenLayer, also joined the round.