{
  "source_sha256": "32523300203f95a6a8abbc267f226ff0d2d5bb31e8261c747258c027ff3d4ff6",
  "status": "frozen before measurements",
  "seed_range": [
    0,
    1,
    2,
    3,
    4,
    5,
    6,
    7,
    8,
    9,
    10,
    11,
    12,
    13,
    14,
    15
  ],
  "configs_p_n_r_m_stress": [
    [
      64,
      96,
      2,
      2,
      false
    ],
    [
      64,
      96,
      2,
      4,
      false
    ],
    [
      64,
      96,
      4,
      2,
      false
    ],
    [
      64,
      96,
      4,
      4,
      false
    ],
    [
      64,
      256,
      2,
      2,
      false
    ],
    [
      64,
      256,
      2,
      4,
      false
    ],
    [
      64,
      256,
      4,
      2,
      false
    ],
    [
      64,
      256,
      4,
      4,
      false
    ],
    [
      128,
      96,
      2,
      2,
      false
    ],
    [
      128,
      96,
      2,
      4,
      false
    ],
    [
      128,
      96,
      4,
      2,
      false
    ],
    [
      128,
      96,
      4,
      4,
      false
    ],
    [
      128,
      256,
      2,
      2,
      false
    ],
    [
      128,
      256,
      2,
      4,
      false
    ],
    [
      128,
      256,
      4,
      2,
      false
    ],
    [
      128,
      256,
      4,
      4,
      false
    ],
    [
      64,
      96,
      4,
      16,
      true
    ]
  ],
  "rho": 0.25,
  "tau": 0.03,
  "ridge": 0.01,
  "methods": [
    "nominal_null_ridge",
    "robust_projector_ridge",
    "optimized_robust_basis_ridge",
    "scalar_budget_nominal",
    "no_change"
  ],
  "known_model": "B(theta)=B0+sum theta_l B_l; all B_l are supplied exactly; ||theta||2<=rho",
  "target": "fixed equal norm mixture of common-kernel and conflicting known-operator rowspace components",
  "test": "1024 fresh Gaussian inputs;16 independent seeds per config",
  "claim": "standard robust linear algebra, no novelty or prediction of unknown shift directions",
  "outside_model": "2rho along top singular adversary, and worst arbitrary new unit-norm operator rho*||d||",
  "composition": "predeclared 3D noncommuting one-step/composed preservation counterexample",
  "runtime": "solver/factorization per method timed independently; shared synthetic data generation excluded"
}