{
  "title": "Stage 2 candidate-level GGen export and structure audit",
  "created_utc": "2026-08-02T21:00:00Z",
  "gate": {
    "max_e_above_hull_eV_atom": 0.05,
    "required": "ternary layered candidate with structure payload"
  },
  "runs": {
    "Al-B-Mg": {
      "action_id": "019fc448-c009-7d98-8f5d-0b596f6b6a86",
      "asset_id": "b0197c66-ecb8-4bed-8367-d8788ea3d917",
      "status": "success",
      "num_exported": 25,
      "ggen_under_50_meV": [
        {
          "formula": "B",
          "e_above_hull": 0.0,
          "space_group_symbol": "C2/m",
          "space_group_number": 12,
          "num_atoms": 8,
          "source": "ggen",
          "is_dynamically_stable": false,
          "filename": "001_B_0meV_ggen.cif",
          "e_above_hull_meV_atom": 0.0
        },
        {
          "formula": "Al",
          "e_above_hull": 0.0,
          "space_group_symbol": "Fm-3m",
          "space_group_number": 225,
          "num_atoms": 4,
          "source": "ggen",
          "is_dynamically_stable": null,
          "filename": "009_Al_0meV_ggen.cif",
          "e_above_hull_meV_atom": 0.0
        },
        {
          "formula": "Mg",
          "e_above_hull": 0.0,
          "space_group_symbol": "P6_3/mmc",
          "space_group_number": 194,
          "num_atoms": 2,
          "source": "ggen",
          "is_dynamically_stable": null,
          "filename": "012_Mg_0meV_ggen.cif",
          "e_above_hull_meV_atom": 0.0
        }
      ]
    },
    "B-Mg-N": {
      "action_id": "019fc448-ba4d-76c0-97c6-7eb0b19ecc76",
      "asset_id": "0d3a2bb3-20e0-4df9-b132-695aa8c5351a",
      "status": "success",
      "num_exported": 13,
      "ggen_under_50_meV": [
        {
          "formula": "B",
          "e_above_hull": 0.0,
          "space_group_symbol": "C2/m",
          "space_group_number": 12,
          "num_atoms": 8,
          "source": "ggen",
          "is_dynamically_stable": false,
          "filename": "005_B_0meV_ggen.cif",
          "e_above_hull_meV_atom": 0.0
        },
        {
          "formula": "Mg",
          "e_above_hull": 0.0,
          "space_group_symbol": "P6_3/mmc",
          "space_group_number": 194,
          "num_atoms": 2,
          "source": "ggen",
          "is_dynamically_stable": null,
          "filename": "009_Mg_0meV_ggen.cif",
          "e_above_hull_meV_atom": 0.0
        },
        {
          "formula": "N",
          "e_above_hull": 0.005431811014810606,
          "space_group_symbol": "C2/m",
          "space_group_number": 12,
          "num_atoms": 8,
          "source": "ggen",
          "is_dynamically_stable": null,
          "filename": "010_N_5meV_ggen.cif",
          "e_above_hull_meV_atom": 5.432
        }
      ]
    },
    "Nb-S-Se": {
      "action_id": "019fc448-5a2c-75b5-b15c-4de36a189f59",
      "asset_id": "eba8e2f9-a997-44df-b0aa-dd3d4d1bd1d3",
      "status": "success",
      "num_exported": 25,
      "ggen_under_50_meV": [
        {
          "formula": "Nb3SSe5",
          "e_above_hull": 0.004239922982678834,
          "space_group_symbol": "Cm",
          "space_group_number": 8,
          "num_atoms": 18,
          "source": "ggen",
          "is_dynamically_stable": null,
          "filename": "019_Nb3SSe5_4meV_ggen.cif",
          "e_above_hull_meV_atom": 4.24
        }
      ]
    },
    "Nb-Se-Te": {
      "action_id": "019fc448-9f8c-7154-a23f-b84bc9d27459",
      "asset_id": "9fdd3a8f-5b96-4543-b9f2-c461bdb3995b",
      "status": "success",
      "num_exported": 25,
      "ggen_under_50_meV": []
    },
    "Nb-S-Ta": {
      "action_id": "019fc448-b510-7d6e-9e62-71e6c75b5d2b",
      "asset_id": null,
      "status": "no_candidates"
    },
    "S-Ta-V": {
      "action_id": "019fc448-b7a5-729b-bb93-3dc5519d793e",
      "asset_id": null,
      "status": "no_candidates"
    }
  },
  "source_filter_note": "The export route mixes GGen, Materials Project, and Alexandria records. GGen-source rows are separated below; database rows are controls, not credited as generated discoveries.",
  "ggen_candidates_under_50_meV": [
    {
      "system": "Al-B-Mg",
      "formula": "B",
      "e_above_hull": 0.0,
      "space_group_symbol": "C2/m",
      "space_group_number": 12,
      "num_atoms": 8,
      "source": "ggen",
      "is_dynamically_stable": false,
      "filename": "001_B_0meV_ggen.cif",
      "e_above_hull_meV_atom": 0.0
    },
    {
      "system": "Al-B-Mg",
      "formula": "Al",
      "e_above_hull": 0.0,
      "space_group_symbol": "Fm-3m",
      "space_group_number": 225,
      "num_atoms": 4,
      "source": "ggen",
      "is_dynamically_stable": null,
      "filename": "009_Al_0meV_ggen.cif",
      "e_above_hull_meV_atom": 0.0
    },
    {
      "system": "Al-B-Mg",
      "formula": "Mg",
      "e_above_hull": 0.0,
      "space_group_symbol": "P6_3/mmc",
      "space_group_number": 194,
      "num_atoms": 2,
      "source": "ggen",
      "is_dynamically_stable": null,
      "filename": "012_Mg_0meV_ggen.cif",
      "e_above_hull_meV_atom": 0.0
    },
    {
      "system": "B-Mg-N",
      "formula": "B",
      "e_above_hull": 0.0,
      "space_group_symbol": "C2/m",
      "space_group_number": 12,
      "num_atoms": 8,
      "source": "ggen",
      "is_dynamically_stable": false,
      "filename": "005_B_0meV_ggen.cif",
      "e_above_hull_meV_atom": 0.0
    },
    {
      "system": "B-Mg-N",
      "formula": "Mg",
      "e_above_hull": 0.0,
      "space_group_symbol": "P6_3/mmc",
      "space_group_number": 194,
      "num_atoms": 2,
      "source": "ggen",
      "is_dynamically_stable": null,
      "filename": "009_Mg_0meV_ggen.cif",
      "e_above_hull_meV_atom": 0.0
    },
    {
      "system": "B-Mg-N",
      "formula": "N",
      "e_above_hull": 0.005431811014810606,
      "space_group_symbol": "C2/m",
      "space_group_number": 12,
      "num_atoms": 8,
      "source": "ggen",
      "is_dynamically_stable": null,
      "filename": "010_N_5meV_ggen.cif",
      "e_above_hull_meV_atom": 5.432
    },
    {
      "system": "Nb-S-Se",
      "formula": "Nb3SSe5",
      "e_above_hull": 0.004239922982678834,
      "space_group_symbol": "Cm",
      "space_group_number": 8,
      "num_atoms": 18,
      "source": "ggen",
      "is_dynamically_stable": null,
      "filename": "019_Nb3SSe5_4meV_ggen.cif",
      "e_above_hull_meV_atom": 4.24
    }
  ],
  "validated_layer_candidates": [
    {
      "file": "019_Nb3SSe5_4meV_ggen.cif",
      "source": "ggen",
      "formula": "Nb3Se5S",
      "n_sites": 9,
      "e_above_hull_eV_atom": 0.0042,
      "declared_space_group": "P 1",
      "validated_space_group": "Cm",
      "validated_space_group_number": 8,
      "ordered": true,
      "min_distinct_site_distance_A": 2.463423656326546,
      "c_A": 7.33618126,
      "z_gaps_A": [
        0.0,
        0.1898,
        1.5018,
        0.0002,
        0.0,
        1.6852,
        0.0,
        0.0564,
        3.9028
      ],
      "interlayer_gaps_A": [
        3.9028
      ],
      "layer_thickness_A": 3.4334,
      "layered_screen": "pass"
    },
    {
      "file": "023_NbSeS_11meV_mp-1220413.cif",
      "source": "mp_control",
      "formula": "NbSeS",
      "n_sites": 6,
      "e_above_hull_eV_atom": 0.0114,
      "declared_space_group": "P-3m1",
      "validated_space_group": "P-3m1",
      "validated_space_group_number": 164,
      "ordered": true,
      "min_distinct_site_distance_A": 2.4855456629741353,
      "c_A": 13.44000819,
      "z_gaps_A": [
        1.7384,
        1.5064,
        3.3488,
        1.5064,
        1.7384,
        3.6016
      ],
      "interlayer_gaps_A": [
        3.3488,
        3.6016
      ],
      "layer_thickness_A": "two layers; each ~3.24 A",
      "layered_screen": "pass"
    }
  ],
  "no_candidates_systems": [
    "Nb-S-Ta",
    "S-Ta-V"
  ],
  "conclusion": "Nb3SSe5 is a GGen-source ternary candidate at 4.2 meV/atom and passes the structural layered screen (one ~3.43-A slab, ~3.90-A interlayer gap, strong Nb-chalcogen connectivity). It is the first eligible payload for the Tc stage; NbSeS is retained as an MP layered control at 11.4 meV/atom, not a GGen discovery."
}