{
  "schema": "apeiron-ap1-r2c-implicit-dae-preflight-v1.0",
  "classification": "IMPLICIT_DAE_FORMULATION_PREFLIGHT_PASS_SOLVE_NOT_RUN",
  "grid": {
    "nodes": 17,
    "delta_N": 1e-07,
    "min_spacing": 9.607359798384785e-10,
    "max_spacing": 9.754516100806418e-09
  },
  "polynomial_derivative_relative_errors": {
    "0": 2.384185791015625e-14,
    "1": 2.375877272697835e-14,
    "2": 1.7763568394002505e-14,
    "3": 1.983598470663613e-14,
    "4": 2.0872192862952943e-14
  },
  "dimensions": {
    "unknowns": 120,
    "equations": 120,
    "square": true
  },
  "seed": {
    "N_physical": -65.63624870620794,
    "rho_q": -1.7786500987196795e-10,
    "H_frozen_Mpl": 8.312498343027667e-08,
    "H_DAE_root_Mpl": 8.312498342774476e-08,
    "H_root_relative_error": 3.045907970289363e-11
  },
  "gates": {
    "lobatto_polynomials_0_to_4_below_1e_10": true,
    "square_residual_system": true,
    "positive_seed_friedmann_root": true,
    "seed_friedmann_root_relative_error_below_1e_10": true,
    "old_solver_or_physical_map_called": false
  },
  "next_required": "assemble full 7n+1 residual and safeguarded Newton-Krylov solve",
  "claim_boundary": "structural DAE preflight only; no candidate PASS or observable released"
}