e/Canonical S-expressions

Information
has gloss	eng: A Canonical S-expression (or csexp) is a binary encoding form of a subset of general S-expression. It was designed for use in SPKI - to retain the power of S-expressions, while achieving the compactness of a binary form and maximizing the speed of parsing.
lexicalization	eng: Canonical S-expressions
instance of	e/Data serialization