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20260503T224156Z-40afc5

LIH · qpp-cpu · 12 qubits · 92 parameters

energy
-7.875240 Ha
reference
-7.862500 Ha
error vs ref
-1.27e-02 Ha
wall time
1795.294 s

Convergence

Manifest

{
  "schema_version": "1.0",
  "run_id": "20260503T224156Z-40afc5",
  "project_name": "cudaq-molecular-simulation-blueprint",
  "project_version": "0.1.0",
  "created_at": "2026-05-03T22:41:56.563988Z",
  "completed_at": "2026-05-03T23:11:51.891786Z",
  "status": "completed",
  "backend": "cpu",
  "target_string": "qpp-cpu",
  "seed": 42,
  "molecule": {
    "name": "lih",
    "geometry": [
      [
        "Li",
        [
          0.0,
          0.0,
          0.0
        ]
      ],
      [
        "H",
        [
          0.0,
          0.0,
          1.5957
        ]
      ]
    ],
    "basis": "sto-3g",
    "charge": 0,
    "multiplicity": 1,
    "active_electrons": 2,
    "active_orbitals": 5
  },
  "optimizer": {
    "name": "cobyla",
    "max_iterations": 1500,
    "tolerance": 1e-6,
    "initial_parameters": [
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      0.06653851089727862,
      -0.009848548450942362
    ]
  },
  "qubit_count": 12,
  "parameter_count": 92,
  "system_info": {
    "python_version": "3.11.0rc1",
    "platform": "Linux-5.15.0-130-generic-x86_64-with-glibc2.35",
    "machine": "x86_64",
    "processor": "x86_64",
    "cpu_count": 16,
    "cudaq_version": "0.14.2",
    "gpus": [
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        "name": "NVIDIA RTX PRO 6000 Blackwell Server Edition",
        "uuid": "GPU-4345a4d8-091c-cac7-8ad3-856b99476ca1",
        "driver_version": "580.159.03",
        "cuda_version": "13.0",
        "memory_total_mib": 97887
      }
    ],
    "git_sha": null
  },
  "result": {
    "energy": -7.8752396379795915,
    "iterations": 1500,
    "parameters": [
      0.011807013833174744,
      -0.004050911351579787,
      -0.00838119991279393,
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      -0.00016706126423384968,
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      3.022143323635566,
      0.003312147311934386,
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    ],
    "wall_time_seconds": 1795.294274427,
    "converged": false,
    "reference_energy": -7.8625,
    "error_vs_reference_hartree": -0.012739637979591656,
    "chemical_accuracy_reached": false
  },
  "error": null,
  "notes": {
    "experiment": "lih_vqe",
    "hamiltonian_terms": 276,
    "n_electrons": 4,
    "n_orbitals": 6,
    "bond_distance_angstrom": 1.5957,
    "reference": {
      "molecule": "lih",
      "basis": "sto-3g",
      "bond_distance_angstrom": 1.5957,
      "method": "CASCI(2e,5o)",
      "energy_hartree": -7.8625,
      "note": "(2 active electrons, 5 active orbitals); freeze 1s of Li."
    }
  }
}

System info

{
  "cpu_count": 16,
  "cudaq_version": "0.14.2",
  "git_sha": null,
  "gpus": [
    {
      "cuda_version": "13.0",
      "driver_version": "580.159.03",
      "memory_total_mib": 97887,
      "name": "NVIDIA RTX PRO 6000 Blackwell Server Edition",
      "uuid": "GPU-4345a4d8-091c-cac7-8ad3-856b99476ca1"
    }
  ],
  "machine": "x86_64",
  "platform": "Linux-5.15.0-130-generic-x86_64-with-glibc2.35",
  "processor": "x86_64",
  "python_version": "3.11.0rc1"
}