{
  "timestamp": "2026-03-26T15:26:50.087553+00:00",
  "engine_version": "v7 (dimensional architecture)",
  "total_elements": 118,
  "tests": {
    "conductor": {
      "matches": 58,
      "total": 58,
      "accuracy": 1.0,
      "mismatches": []
    },
    "band_gap": {
      "matches": 56,
      "total": 56,
      "accuracy": 1.0,
      "mismatches": []
    },
    "ductility": {
      "matches": 43,
      "total": 48,
      "accuracy": 0.8958333333333334,
      "mismatches": [
        {
          "symbol": "Be",
          "predicted": true,
          "actual": false,
          "archetype": "HCP",
          "cone_position": "slope",
          "so_meV": null,
          "d_eff": 2.2074
        },
        {
          "symbol": "Cr",
          "predicted": true,
          "actual": false,
          "archetype": "BCC",
          "cone_position": "plateau-mid",
          "so_meV": 40,
          "d_eff": 2.6551
        },
        {
          "symbol": "Mn",
          "predicted": true,
          "actual": false,
          "archetype": "BCC",
          "cone_position": "plateau-mid",
          "so_meV": 50,
          "d_eff": 2.6691
        },
        {
          "symbol": "Os",
          "predicted": true,
          "actual": false,
          "archetype": "HCP",
          "cone_position": "plateau-mid",
          "so_meV": 600,
          "d_eff": 2.9865
        },
        {
          "symbol": "Ru",
          "predicted": true,
          "actual": false,
          "archetype": "HCP",
          "cone_position": "plateau-mid",
          "so_meV": 180,
          "d_eff": 2.8249
        }
      ]
    }
  },
  "rankings": {
    "resistivity": {
      "FCC": {
        "mean": 13.9175,
        "median": 8.67,
        "n": 16
      },
      "BCC": {
        "mean": 26.094666666666665,
        "median": 12.4,
        "n": 15
      },
      "HCP": {
        "mean": 43.5895652173913,
        "median": 39.0,
        "n": 23
      }
    },
    "resistivity_order": [
      "FCC",
      "BCC",
      "HCP"
    ],
    "resistivity_predicted": [
      "FCC",
      "BCC",
      "HCP"
    ],
    "resistivity_match": true,
    "superconductor_predicted": [
      "BCC",
      "HCP",
      "FCC",
      "Diamond"
    ],
    "superconductor_actual": [
      "BCC",
      "HCP",
      "FCC",
      "Diamond"
    ],
    "superconductor_match": true
  },
  "regime_distribution": {
    "3D": 70,
    "2D (noble gas, van der Waals packing)": 6,
    "2D (molecular solid)": 10,
    "3D (boundary)": 4,
    "3D (strong spiral, approaching 4D)": 3,
    "3D\u21924D (SO > 1500 meV, dual-track emerging)": 2,
    "4D boundary (f-electron, dual-track unresolved)": 4,
    "4D (superheavy, no data)": 19
  },
  "within_archetype": {},
  "overall": {
    "matches": 157,
    "total": 162,
    "accuracy": 0.9691358024691358,
    "previous_baseline": {
      "matches": 155,
      "total": 173,
      "accuracy": 0.896
    }
  }
}