def sp.blk
import bend-osdev-cbc@0.1.0.0/PROOF.bend as PROOFimport Base
import bend-osdev-mode-core@0.1.0.0/mode_core.bend as M
import bend-osdev-mode-core@0.1.0.0/LAWS.bend as CoreL
22def sp.blk(b: M.CmBlock, rest: List<&2, U32>) -> {M.cm.split(M.cm.bytes_onto(b, rest)) == M.cm.split.cons(b, M.cm.split(rest)) : M.CmSplit}:
23 CoreL.split_bytes_onto(b, rest)