{
  "step": "C399",
  "rows": [
    {
      "field": "cumulative",
      "common_edge": [
        -5888,
        -5890
      ],
      "J_pivot": -5290,
      "P_pivot": -5750,
      "signed_gain": -2,
      "unique_E_return_pivot": "-5913",
      "source_record_indices": [],
      "source_records": [],
      "existing_529_outer_coordinate": -6348,
      "signed_outer_side": -1058,
      "source_E_P_J_loop": false
    },
    {
      "field": "cumulative",
      "common_edge": [
        -5887,
        -5889
      ],
      "J_pivot": -5289,
      "P_pivot": -5749,
      "signed_gain": -2,
      "unique_E_return_pivot": "-5912",
      "source_record_indices": [],
      "source_records": [],
      "existing_529_outer_coordinate": -6347,
      "signed_outer_side": -1058,
      "source_E_P_J_loop": false
    },
    {
      "field": "cumulative",
      "common_edge": [
        -5886,
        -5888
      ],
      "J_pivot": -5288,
      "P_pivot": -5748,
      "signed_gain": -2,
      "unique_E_return_pivot": "-5911",
      "source_record_indices": [],
      "source_records": [],
      "existing_529_outer_coordinate": -6346,
      "signed_outer_side": -1058,
      "source_E_P_J_loop": false
    },
    {
      "field": "cumulative",
      "common_edge": [
        -5885,
        -5887
      ],
      "J_pivot": -5287,
      "P_pivot": -5747,
      "signed_gain": -2,
      "unique_E_return_pivot": "-5910",
      "source_record_indices": [],
      "source_records": [],
      "existing_529_outer_coordinate": -6345,
      "signed_outer_side": -1058,
      "source_E_P_J_loop": false
    },
    {
      "field": "cumulative",
      "common_edge": [
        -5884,
        -5886
      ],
      "J_pivot": -5286,
      "P_pivot": -5746,
      "signed_gain": -2,
      "unique_E_return_pivot": "-5909",
      "source_record_indices": [],
      "source_records": [],
      "existing_529_outer_coordinate": -6344,
      "signed_outer_side": -1058,
      "source_E_P_J_loop": false
    },
    {
      "field": "cumulative",
      "common_edge": [
        -5883,
        -5885
      ],
      "J_pivot": -5285,
      "P_pivot": -5745,
      "signed_gain": -2,
      "unique_E_return_pivot": "-5908",
      "source_record_indices": [],
      "source_records": [],
      "existing_529_outer_coordinate": -6343,
      "signed_outer_side": -1058,
      "source_E_P_J_loop": false
    },
    {
      "field": "regular",
      "common_edge": [
        3031,
        3033
      ],
      "J_pivot": 2433,
      "P_pivot": 2893,
      "signed_gain": 2,
      "unique_E_return_pivot": "3056",
      "source_record_indices": [
        145
      ],
      "source_records": [
        {
          "tradition": "MT",
          "gear": 1,
          "role": "Noah birth",
          "rail": null,
          "Cainan": 0,
          "Terah60": 0,
          "full430": 1,
          "center": 3056
        }
      ],
      "existing_529_outer_coordinate": 3491,
      "signed_outer_side": 1058,
      "source_E_P_J_loop": true
    },
    {
      "field": "regular",
      "common_edge": [
        3033,
        3035
      ],
      "J_pivot": 2435,
      "P_pivot": 2895,
      "signed_gain": 2,
      "unique_E_return_pivot": "3058",
      "source_record_indices": [
        241
      ],
      "source_records": [
        {
          "tradition": "MT",
          "gear": 2,
          "role": "Noah birth",
          "rail": null,
          "Cainan": 0,
          "Terah60": 0,
          "full430": 1,
          "center": 3058
        }
      ],
      "existing_529_outer_coordinate": 3493,
      "signed_outer_side": 1058,
      "source_E_P_J_loop": true
    },
    {
      "field": "regular",
      "common_edge": [
        3246,
        3248
      ],
      "J_pivot": 2648,
      "P_pivot": 3108,
      "signed_gain": 2,
      "unique_E_return_pivot": "3271",
      "source_record_indices": [],
      "source_records": [],
      "existing_529_outer_coordinate": 3706,
      "signed_outer_side": 1058,
      "source_E_P_J_loop": false
    },
    {
      "field": "regular",
      "common_edge": [
        3248,
        3250
      ],
      "J_pivot": 2650,
      "P_pivot": 3110,
      "signed_gain": 2,
      "unique_E_return_pivot": "3273",
      "source_record_indices": [],
      "source_records": [],
      "existing_529_outer_coordinate": 3708,
      "signed_outer_side": 1058,
      "source_E_P_J_loop": false
    }
  ],
  "counts": {
    "common_coordinate_edges": 10,
    "cumulative_edges": 6,
    "regular_edges": 4,
    "admitted_return_E_pivots": 2,
    "complete_cumulative_loops": 0,
    "complete_regular_loops": 2
  },
  "signed_formulas": {
    "E_return_pivot": "V=u+25h/2",
    "V_minus_J": "623h/2",
    "V_minus_P": "163h/2",
    "original529_outer_minus_V": "435h/2",
    "original529_side": "529h"
  },
  "interpretation": "Exactly the two lower-full430 regular edges support the complete source E/P/J loop. All six cumulative and both original full430 regular common edges lack the uniquely required E return pivot. The signed equations explain the same algebra in both orientations without providing missing source points."
}