{
  "model": "Hubbard",
  "lattice": "square",
  "n_sites": 256,
  "boundary": "P",
  "params": {
    "Nf": 112,
    "U": 8,
    "t1": 1,
    "t2": -0.3
  },
  "instance_id": "Hubbard/square_256_P_112_8_t12_-0.3",
  "rows": [
    {
      "energy": -185.472,
      "sigma": 0.0768,
      "energy_variance": null,
      "dof": 224,
      "einf": 392,
      "v_score": null,
      "method": "HFPS",
      "method_detail": "half-filled stripe, no d-wave superconductivity",
      "method_as_published": "HFPS (half-filled stripe, no SC, Table V)",
      "family": "backflow / Pfaffian",
      "bound_type": "variational",
      "bound_type_reason": "variational ansatz at a stated size; energy is an upper bound (assigned during source reading)",
      "reference": "C. Roth, A. Chen, A. Sengupta & A. Georges, Superconductivity in the two-dimensional Hubbard model revealed by neural quantum states, arXiv:2511.07566",
      "peer_reviewed": false,
      "source": "sweep-allresults-2026-10-16",
      "provenance": "primary",
      "verified": {
        "checked_on": "2026-10-16",
        "method": "source text of arXiv:2511.07566 read locally (arXiv HTML or pypdf layout text); value copied from the harvested cell and the text, no LLM transcription of numbers; single reading",
        "reported_as": "-0.7245(3)",
        "note": "Table V (App. D 'Supplementary data': 256-site 16x16 cluster, U=8, delta=1/8; columns Filled Stripe | Half-filled stripe + No SC | Half-filled stripe + SC); row t'=-0.3, column Half-filled stripe + No SC; sources/2511.07566.txt line 1195; version read: arXiv v1 (sources/2511.07566.txt); no journal version (Crossref, arXiv abs page) | Eq. (1): H = U sum n_up n_dn - sum t_xx' c+c, t_xx' = t' on next-nearest bonds, periodic; Table V: 16x16, U = 8, doping 1/8, energy per site. The d-wave field Delta_0 enters only the mean-field Hamiltonian of the initial orbitals (Eq. 5, App. D).",
        "secondary_of": null
      }
    },
    {
      "energy": -188.8,
      "sigma": 0.0256,
      "energy_variance": null,
      "dof": 224,
      "einf": 392,
      "v_score": null,
      "method": "HFPS",
      "method_detail": "half-filled stripe + d-wave superconductivity",
      "method_as_published": "HFPS (half-filled stripe + SC, Table V)",
      "family": "backflow / Pfaffian",
      "bound_type": "variational",
      "bound_type_reason": "variational ansatz at a stated size; energy is an upper bound (assigned during source reading)",
      "reference": "C. Roth, A. Chen, A. Sengupta & A. Georges, Superconductivity in the two-dimensional Hubbard model revealed by neural quantum states, arXiv:2511.07566",
      "peer_reviewed": false,
      "source": "sweep-allresults-2026-10-16",
      "provenance": "primary",
      "verified": {
        "checked_on": "2026-10-16",
        "method": "source text of arXiv:2511.07566 read locally (arXiv HTML or pypdf layout text); value copied from the harvested cell and the text, no LLM transcription of numbers; single reading",
        "reported_as": "-0.7375(1)",
        "note": "Table V (App. D 'Supplementary data': 256-site 16x16 cluster, U=8, delta=1/8; columns Filled Stripe | Half-filled stripe + No SC | Half-filled stripe + SC); row t'=-0.3, column Half-filled stripe + SC; sources/2511.07566.txt line 1195; version read: arXiv v1 (sources/2511.07566.txt); no journal version (Crossref, arXiv abs page) | Eq. (1): H = U sum n_up n_dn - sum t_xx' c+c, t_xx' = t' on next-nearest bonds, periodic; Table V: 16x16, U = 8, doping 1/8, energy per site. The d-wave field Delta_0 enters only the mean-field Hamiltonian of the initial orbitals (Eq. 5, App. D).",
        "secondary_of": null
      }
    }
  ],
  "url": "https://qmbl.org/i/Hubbard/square_256_P_112_8_t12_-0.3/",
  "per_site_divisor": 256,
  "per_site_label": "E/site",
  "record": {
    "energy": -188.8,
    "sigma": 0.0256,
    "method": "HFPS",
    "method_detail": "half-filled stripe + d-wave superconductivity",
    "reference": "C. Roth, A. Chen, A. Sengupta & A. Georges, Superconductivity in the two-dimensional Hubbard model revealed by neural quantum states, arXiv:2511.07566",
    "bound_type": "variational",
    "energy_per_site": -0.7375
  },
  "no_record_reason": null
}