{
  "author_table": "Claude VL2 R4",
  "author_selected_verification": "GPT after T011",
  "scope": "Selected points replayed, same source model/EOS. Not a full optimization rerun, calibrated plant or measured output.",
  "Claude_R4_source_sha256": "cf0a89df57a21594aacea03f8c484023d8c53135f09179363169de17b0d9a5d8",
  "S90_fluid_table": [
    {
      "fluid": "R1233zd(E)",
      "H_sat_m": 29.287423881503578,
      "selected_H_m": 33.3,
      "selected_D_m": 1.0,
      "net_kW": 26.1,
      "water_heat_fraction": 0.17710479835634196
    },
    {
      "fluid": "R245fa",
      "H_sat_m": 34.970578222429964,
      "selected_H_m": 39.0,
      "selected_D_m": 1.0,
      "net_kW": 26.1,
      "water_heat_fraction": 0.15009435620144018
    },
    {
      "fluid": "Isopentane",
      "H_sat_m": 20.918616868549606,
      "selected_H_m": 24.9,
      "selected_D_m": 1.0,
      "net_kW": 24.4,
      "water_heat_fraction": 0.24040668955822977
    },
    {
      "fluid": "n-Pentane",
      "H_sat_m": 17.401984562775276,
      "selected_H_m": 21.4,
      "selected_D_m": 1.0,
      "net_kW": 23.0,
      "water_heat_fraction": 0.29661400215277217
    },
    {
      "fluid": "R365MFC",
      "H_sat_m": 16.964142525702133,
      "selected_H_m": 20.0,
      "selected_D_m": 1.0,
      "net_kW": 22.0,
      "water_heat_fraction": 0.31789308318784215
    },
    {
      "fluid": "Novec649",
      "H_sat_m": 13.356342309024013,
      "selected_H_m": 16.4,
      "selected_D_m": 1.0,
      "net_kW": 18.1,
      "water_heat_fraction": 0.3903566994683624
    },
    {
      "fluid": "n-Hexane",
      "H_sat_m": 8.119740671862763,
      "selected_H_m": 11.1,
      "selected_D_m": 1.0,
      "net_kW": 9.8,
      "water_heat_fraction": 0.7049617821332028
    }
  ],
  "GPT_checks": {
    "author": "GPT",
    "source_sha256": "cf0a89df57a21594aacea03f8c484023d8c53135f09179363169de17b0d9a5d8",
    "CoolProp": "8.0.0",
    "selected_R4_replays": [
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "vgj": 0.25,
        "H_m": 10,
        "D_m": 1.0,
        "net_kW": 8.753600618131024,
        "head_m": 2.4102016968732602,
        "H_sat_m": 7.512114757255556,
        "status": "SELECTED_AUTHOR_CODE_REPLAY_PASS_ROUNDING"
      },
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "vgj": 0.5,
        "H_m": 10,
        "D_m": 0.8,
        "net_kW": 6.896480324210854,
        "head_m": 2.3318312342730825,
        "H_sat_m": 7.512114757255556,
        "status": "SELECTED_AUTHOR_CODE_REPLAY_PASS_ROUNDING"
      },
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "vgj": 1.0,
        "H_m": 10,
        "D_m": 0.6,
        "net_kW": 3.970280474824831,
        "head_m": 2.138643958326737,
        "H_sat_m": 7.512114757255556,
        "status": "SELECTED_AUTHOR_CODE_REPLAY_PASS_ROUNDING"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "vgj": 0.25,
        "H_m": 35,
        "D_m": 1.0,
        "net_kW": 30.07186418919457,
        "head_m": 5.5910973585753565,
        "H_sat_m": 29.287423881503585,
        "status": "SELECTED_AUTHOR_CODE_REPLAY_PASS_ROUNDING"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "vgj": 0.5,
        "H_m": 35,
        "D_m": 0.8,
        "net_kW": 26.091585219734146,
        "head_m": 5.447514609212728,
        "H_sat_m": 29.287423881503585,
        "status": "SELECTED_AUTHOR_CODE_REPLAY_PASS_ROUNDING"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "vgj": 1.0,
        "H_m": 35,
        "D_m": 0.6,
        "net_kW": 19.395289507163668,
        "head_m": 5.034631146275324,
        "H_sat_m": 29.287423881503585,
        "status": "SELECTED_AUTHOR_CODE_REPLAY_PASS_ROUNDING"
      }
    ],
    "fluid_hydrostatic_checks": [
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "fluid": "R1233zd(E)",
        "H_sat_m": 7.512114757255556,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "fluid": "R245fa",
        "H_sat_m": 8.918315326341526,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "fluid": "Isopentane",
        "H_sat_m": 5.346065782441282,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "fluid": "n-Pentane",
        "H_sat_m": 4.365951783983715,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "fluid": "R365MFC",
        "H_sat_m": 4.1486714583080335,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "fluid": "Novec649",
        "H_sat_m": 3.2225770465093433,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "fluid": "n-Hexane",
        "H_sat_m": 1.8954649910832753,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "fluid": "R1233zd(E)",
        "H_sat_m": 29.287423881503585,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "fluid": "R245fa",
        "H_sat_m": 34.970578222429964,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "fluid": "Isopentane",
        "H_sat_m": 20.918616868549606,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "fluid": "n-Pentane",
        "H_sat_m": 17.401984562775276,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "fluid": "R365MFC",
        "H_sat_m": 16.964142525702133,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "fluid": "Novec649",
        "H_sat_m": 13.356342309024011,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "fluid": "n-Hexane",
        "H_sat_m": 8.119740671862763,
        "status": "HYDROSTATIC_FLOOR_ARITHMETIC_CHECK_ONLY_NOT_FLUID_OPTIMUM_REPLAY"
      }
    ],
    "selected_S90_fluid_power_replays": [
      {
        "fluid": "R1233zd(E)",
        "H_m": 33.3,
        "D_m": 1.0,
        "net_kW": 26.132031571233604,
        "water_heat_fraction": 0.17710479835634196,
        "status": "STATED_SELECTED_GEOMETRY_REPLAY_NOT_OPTIMALITY_PROOF"
      },
      {
        "fluid": "R245fa",
        "H_m": 39.0,
        "D_m": 1.0,
        "net_kW": 26.122699956645082,
        "water_heat_fraction": 0.15009435620144018,
        "status": "STATED_SELECTED_GEOMETRY_REPLAY_NOT_OPTIMALITY_PROOF"
      },
      {
        "fluid": "Isopentane",
        "H_m": 24.9,
        "D_m": 1.0,
        "net_kW": 24.431092262091635,
        "water_heat_fraction": 0.24040668955822977,
        "status": "STATED_SELECTED_GEOMETRY_REPLAY_NOT_OPTIMALITY_PROOF"
      },
      {
        "fluid": "n-Pentane",
        "H_m": 21.4,
        "D_m": 1.0,
        "net_kW": 23.04685833591569,
        "water_heat_fraction": 0.29661400215277217,
        "status": "STATED_SELECTED_GEOMETRY_REPLAY_NOT_OPTIMALITY_PROOF"
      },
      {
        "fluid": "R365MFC",
        "H_m": 20.0,
        "D_m": 1.0,
        "net_kW": 21.984379960137165,
        "water_heat_fraction": 0.31789308318784215,
        "status": "STATED_SELECTED_GEOMETRY_REPLAY_NOT_OPTIMALITY_PROOF"
      },
      {
        "fluid": "Novec649",
        "H_m": 16.4,
        "D_m": 1.0,
        "net_kW": 18.116830893790333,
        "water_heat_fraction": 0.3903566994683624,
        "status": "STATED_SELECTED_GEOMETRY_REPLAY_NOT_OPTIMALITY_PROOF"
      },
      {
        "fluid": "n-Hexane",
        "H_m": 11.1,
        "D_m": 1.0,
        "net_kW": 9.789414082298373,
        "water_heat_fraction": 0.7049617821332028,
        "status": "STATED_SELECTED_GEOMETRY_REPLAY_NOT_OPTIMALITY_PROOF"
      }
    ],
    "injection_boundary": [
      {
        "scenario": "S60-F (45/35, sink 25->30)",
        "H_m": 10,
        "D_m": 0.8,
        "bottom_void": 0.23578310871545946,
        "injection_momentum_pressure_jump_Pa": 715.2079480392281,
        "scope": "R4 selected author solution; not a separately coupled injector model"
      },
      {
        "scenario": "S90-F (65/35, sink 25->30)",
        "H_m": 40,
        "D_m": 0.6,
        "bottom_void": 0.19810686193498464,
        "injection_momentum_pressure_jump_Pa": 579.7836975270143,
        "scope": "R4 selected author solution; not a separately coupled injector model"
      }
    ],
    "scope": "Six default-fluid and seven S90 fluid geometry points replayed with same author model and EOS; all 14 fluid pressure floors independently recomputed using same EOS. Full R4 grid/Pareto and global fluid optima not rerun. Hardware and constitutive validation remain open."
  }
}