The is_assumption field in a CXU is a boolean that must be true for projections and estimates so that uncertain forward-looking content is explicitly marked.

is_assumption: bool # True for projections, estimates

— 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