=== row 2 ===
Scorecard (verbatim): det(J vac ) φ·1·φ⁻¹ theory 1 experiment 1 deviation 0 · d = exact Theorem (AX1) exact
diagonal_product = 1 + (0)*phi
theory = 1; internal_reference = 1; signed_percent = 0%
d = exact (identity label, not a statistical distance)