{
  "model": "Hubbard",
  "lattice": "square",
  "n_sites": 36,
  "boundary": "P",
  "params": {
    "Nf": 24,
    "U": 4
  },
  "instance_id": "Hubbard/square_36_P_24_4",
  "rows": [
    {
      "energy": 5.33124,
      "sigma": 0.00144,
      "energy_variance": null,
      "dof": 48,
      "einf": 64,
      "v_score": null,
      "method": "CP AFQMC with Constraint Release; no strict upper bound property",
      "bound_type": "projected",
      "bound_type_reason": "no strict upper bound|co",
      "reference": "[paper](https://journals.aps.org/prb/abstract/10.1103/PhysRevB.88.125132)",
      "source": "varbench@2024-10-22",
      "provenance": "imported"
    }
  ],
  "url": "https://qmbl.org/i/Hubbard/square_36_P_24_4/",
  "per_site_divisor": 36,
  "per_site_label": "E/site",
  "record": null,
  "no_record_reason": "no variational row"
}