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  "max_liquid_balance": 9.349973879132042e-13,
  "max_compartment_balance": 6.197488486642574e-13,
  "max_surfactant_balance": 1.4729351368617537e-16,
  "max_exchange_energy_increase": 1.3406218961094962e-14,
  "local_candidate": {
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    "dt_s": 2.5e-06,
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    "wall_s": 8.171999999787658,
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    "final_min_h_um": 1.6467763169183212,
    "depletion_half_width_um": 13.049410939399268,
    "outflow_m3": 3.411214722671655e-16,
    "interface_volume_left_to_right_m3": -2.923612610436231e-18,
    "max_open_balance": 5.023071813994792e-13,
    "max_compartment_balance": 4.047842519915316e-13,
    "max_grand_potential_increase": 0.0,
    "max_discrete_energy_inequality_violation": 0.0,
    "numerical_gate": true,
    "comparison": {
      "reference": "reference_dt2p5",
      "relative_field_L2": 2.180029576543441e-05,
      "relative_depletion_L2": 0.0005631009467654527,
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      "relative_minimum": 2.431241192217546e-06,
      "cell_reduction_fraction": 0.525,
      "measured_wall_speedup": 2.1873470387254605,
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      "caution": "single-host serial wall timings and process RSS, not isolated production performance"
    }
  },
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    "name": "reference_dt2p5",
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    "nx": 160,
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    "bulk_dx_um": 1.25,
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    "depletion_half_width_um": 13.049448310279114,
    "outflow_m3": 3.4112279166698827e-16,
    "interface_volume_left_to_right_m3": -2.8528675097888287e-18,
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    "max_compartment_balance": 6.197488486642574e-13,
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    "comparison": {
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      "caution": "single-host serial wall timings and process RSS, not isolated production performance"
    }
  },
  "max_response_timestep_difference": 0.004646140792210143,
  "decision": "proceed to moving-surface/particle border prototype; C2 stays conditional on independent kinetic data; no main-device long run yet",
  "report_sha256": "967bc565b67505a681ba4426673f872d03f74e361ec8a064767895a386ef316d",
  "heldout_border_cases": 4,
  "heldout_candidate": {
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    "edge_dx_um": 1.25,
    "bulk_dx_um": 5,
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    "dt_s": 5e-06,
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    "interface_volume_left_to_right_m3": 1.176064327696427e-16,
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    "max_compartment_balance": 4.586240087728656e-13,
    "max_grand_potential_increase": 0.0,
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    "numerical_gate": true,
    "comparison": {
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      "caution": "single-host serial wall timings and process RSS, not isolated production performance"
    }
  },
  "heldout_time_step_comparison": {
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    "relative_depletion_width": 7.48417631971963e-05,
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    "cell_reduction_fraction": 0.0,
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    "caution": "single-host serial wall timings and process RSS, not isolated production performance"
  },
  "max_liquid_balance_all": 2.668322011910072e-12,
  "max_compartment_balance_all": 3.0790227206907613e-12
}