PASS: odd-rank determinant adjustment at three rational determinants and ranks 1,3,5.
PASS: real-quadratic trace determinant adjustment at six exact rational specializations.
PASS: degree-six interpolation trace identity at six distinct rational roots, m=0,...,5.
PASS: eightfold Weil contraction codimension 4+1-2=3.
Scope: no external Hodge/KS/Aux assertion, spin descent, or general cycle-algebraicity theorem is certified.