wow! thank you .. an all new world for me :)

Nothing about Web5 relies on RDF, from my understanding of their work, so why are you talking about it?

Canonicalization is easy using the existing CBOR and JCS RFCs (as I noted before), and implementation of JCS is something you might use as a test for a junior dev, because it's such a trivial to write: https://github.com/erdtman/canonicalize/blob/master/lib/canonicalize.js