level-2 MM-collapsed (from RESULT table): species=13 rank=11  R_tot~475.686771 L_tot~454.058711 ; f(x)=0 at L1,L3 exact; sign changes of g on grid: 3 ; stability (Hurwitz, degree, a_n!=0, max Re eig): [(True, 11, True, np.float64(-0.0008470089887371561)), (True, 11, True, np.float64(-4.939219302461002e-05))]
   R_tot, L_tot identical to the author JSON; bracket g(99/10000)>0, g(11/125)<0 confirmed
level-3 MM-kept (own parser, author rates): species=27 rank=25  R_tot~475.701551 L_tot~454.100871 ; f(x)=0 at L1,L3 exact; sign changes of g on grid: 3 ; stability (Hurwitz, degree, a_n!=0, max Re eig): [(True, 25, True, np.float64(-0.0008471903831239478)), (True, 25, True, np.float64(-4.931814153336035e-05))]
   R_tot, L_tot identical to the author JSON; bracket confirmed
