A CXU identifier is defined as the string prefix "1220" concatenated with the SHA-256 hash of the claim, producing a content-addressable identifier of 68 characters so that identical claims map deterministically to the same ID.

cxu_id: "1220" + SHA-256(claim)

— PYRANA_Internal_Knowledge_Graph_Specification.md

# Content-addressable, 68 chars

— PYRANA_Internal_Knowledge_Graph_Specification.md

Every CXU stored in the graph follows this structure:

— PYRANA_Internal_Knowledge_Graph_Specification.md

CXU:

— PYRANA_Internal_Knowledge_Graph_Specification.md