{
  "status": "done",
  "method": "provider",
  "why": "on ref, reference:line-5 (wai.quantum.provider/1): compiled exactly to rzsxxcz on its qubits and checked by simulation here before it was sent",
  "request": {
    "qasm": "OPENQASM 3.0;\ninclude \"stdgates.inc\";\nqubit[2] q;\nbit[2] c;\nh q[0];\ncx q[0], q[1];\nc = measure q;\n",
    "shots": 300,
    "seed": 4,
    "contract": {
      "exactness": "simulated",
      "providers": "allowed"
    }
  },
  "result": {
    "method": "provider",
    "qubits": 2,
    "gates": 2,
    "accuracy": {
      "class": "simulated",
      "note": "counts from the provider's simulator or emulator, as provider.provenance names it, not measured on any device: classical software's sample of the program, read as counts_source says; they show what that software gives, under whatever noise it models, not what a device would"
    },
    "shots": 300,
    "provider": {
      "name": "ref",
      "kind": "process",
      "protocol": "wai.quantum.provider/1",
      "device": "reference:line-5",
      "provenance": "simulator:the wai-quantum exact simulator: the state vector in fixed point, sampled with the seed given",
      "qubits": 5,
      "basis": "rzsxxcz",
      "describe": "0a802ecd608fb5bca73c5a22ff65b5a08a408416501bb5472986f6540ff91ac0"
    },
    "calibration": "reference-f2d9fe570421",
    "compiled": {
      "basis": "rzsxxcz",
      "program": "b96b3d2e44387bac1dab89e43e29706788b0b6ed721f88d5c0f64be293c72df9",
      "hash": "BLAKE3 of the program's OpenQASM 3 text, qasm3",
      "qasm3": "OPENQASM 3.0;\ninclude \"stdgates.inc\";\nbit[2] c;\nrz(pi/2) $0;\nsx $0;\nrz(pi/2) $1;\nsx $1;\ncz $0, $1;\nrz(pi) $1;\nsx $1;\nrz(pi/2) $0;\nrz(pi/2) $1;\nc[0] = measure $0;\nc[1] = measure $1;\n",
      "native_gates": 9,
      "two_qubit_gates": 1,
      "swaps": 0,
      "layout": [
        0,
        1
      ],
      "final_layout": [
        0,
        1
      ],
      "checked": "the compiled program's final state equals the circuit's, each logical qubit on the physical qubit it ends on, by the bit-exact simulator here; nothing has been sent",
      "placement": {
        "chosen": "the compiler's own layout, the fewest swaps: the description states no errors"
      }
    },
    "job": {
      "id": "ref-1",
      "polls": 1
    },
    "ideal": {
      "computed": true,
      "method": "exact",
      "total_variation_distance": 0.03666666666666665,
      "hellinger_fidelity": 0.998653743148044,
      "sampling_tvd_expected": 0.023032943298089033,
      "ideal_outcomes": 2,
      "note": "the circuit's exact distribution over its classical bits, by the bit-exact state vector here, against the provider's counts: the total variation distance, the Hellinger fidelity, and the distance this many shots of the exact distribution would leave on average (by the normal approximation); a distance well above that is the device's or the simulator's error, or a program not run as sent"
    },
    "cost": {
      "free": true,
      "estimate": {
        "free": true,
        "seconds": 0.0
      },
      "charged": null,
      "confirmed": false
    },
    "energy": {
      "unmetered": "the work ran at the provider; this host's meter would read only the wait"
    },
    "counts_source": "shots",
    "execution": {
      "stated_by": "provider",
      "mitigation": "none",
      "twirling": "none",
      "decoupling": "none",
      "remapping": "none",
      "optimisation": "none",
      "verbatim": true,
      "note": "the reference simulates the program's gates as written, on the qubits named, and corrects nothing"
    },
    "counts": {
      "11": 161,
      "00": 139
    },
    "distinct_outcomes": 2,
    "omitted_shots": 0,
    "engine": {
      "name": "wai-quantum",
      "version": "0.8.1"
    },
    "schema": "wai.quantum.job-result/1",
    "planner": {
      "format": "wai.quantum.planner/1",
      "wanted": "simulated",
      "wanted_from": "contract",
      "named": null,
      "question": "counts",
      "auto": "method:stabilizer",
      "host": {
        "job_bytes": 17179869184,
        "providers": [
          "ref",
          "priced"
        ]
      },
      "routes": [
        {
          "route": "method:exact",
          "kind": "local",
          "method": "exact",
          "class": "bit-exact",
          "host_dependent": false,
          "auto_rank": 20,
          "price": {
            "money": {
              "free": true
            },
            "time": {
              "seconds": 4e-08,
              "basis": "nominal"
            },
            "memory_bytes": 134217920,
            "work": 8,
            "energy": {
              "joules": null,
              "why": "this host estimates no job's energy before it runs"
            },
            "leaves_out": []
          },
          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is bit-exact, and the job wants simulated"
          }
        },
        {
          "route": "method:statevector",
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          "host_dependent": false,
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          "price": {
            "money": {
              "free": true
            },
            "time": {
              "seconds": 8e-09,
              "basis": "nominal"
            },
            "memory_bytes": 268442722,
            "work": 8,
            "energy": {
              "joules": null,
              "why": "this host estimates no job's energy before it runs"
            },
            "leaves_out": []
          },
          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is exact, and the job wants simulated"
          }
        },
        {
          "route": "method:statevector_single",
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          "price": null,
          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is single, and the job wants simulated"
          }
        },
        {
          "route": "method:stabilizer",
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          "auto_rank": 10,
          "price": {
            "money": {
              "free": true
            },
            "time": {
              "seconds": 7.296e-08,
              "basis": "nominal"
            },
            "memory_bytes": 67128070,
            "work": 608,
            "energy": {
              "joules": null,
              "why": "this host estimates no job's energy before it runs"
            },
            "leaves_out": []
          },
          "outcome": "rejected",
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            "code": "class",
            "why": "its class is exact, and the job wants simulated"
          }
        },
        {
          "route": "method:pauli",
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          "auto_rank": null,
          "price": null,
          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is bounded, and the job wants simulated"
          }
        },
        {
          "route": "method:mps",
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          "method": "mps",
          "class": "heuristic",
          "host_dependent": false,
          "auto_rank": 60,
          "price": {
            "money": {
              "free": true
            },
            "time": {
              "seconds": 0.010518528000000001,
              "basis": "nominal"
            },
            "memory_bytes": 270532608,
            "work": 7012352,
            "energy": {
              "joules": null,
              "why": "this host estimates no job's energy before it runs"
            },
            "leaves_out": []
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          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is heuristic, and the job wants simulated"
          }
        },
        {
          "route": "method:stabilizer_rank",
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          "method": "stabilizer_rank",
          "class": "exact",
          "host_dependent": false,
          "auto_rank": null,
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          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is exact, and the job wants simulated"
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        },
        {
          "route": "method:tensor_network",
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          "method": "tensor_network",
          "class": "exact",
          "host_dependent": false,
          "auto_rank": null,
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          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is exact, and the job wants simulated"
          }
        },
        {
          "route": "method:cutrank",
          "kind": "local",
          "method": "cutrank",
          "class": "exact",
          "host_dependent": false,
          "auto_rank": 50,
          "price": {
            "money": {
              "free": true
            },
            "time": {
              "seconds": 4.05e-07,
              "basis": "nominal"
            },
            "memory_bytes": 268435554,
            "work": 2700,
            "energy": {
              "joules": null,
              "why": "this host estimates no job's energy before it runs"
            },
            "leaves_out": []
          },
          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is exact, and the job wants simulated"
          }
        },
        {
          "route": "method:cutrank_single",
          "kind": "local",
          "method": "cutrank_single",
          "class": "single",
          "host_dependent": true,
          "auto_rank": null,
          "price": null,
          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is single, and the job wants simulated"
          }
        },
        {
          "route": "method:density_matrix",
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          "method": "density_matrix",
          "class": "exact",
          "host_dependent": false,
          "auto_rank": null,
          "price": null,
          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is exact, and the job wants simulated"
          }
        },
        {
          "route": "method:trajectories",
          "kind": "local",
          "method": "trajectories",
          "class": "estimate",
          "host_dependent": false,
          "auto_rank": null,
          "price": null,
          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is estimate, and the job wants simulated"
          }
        },
        {
          "route": "method:pulse",
          "kind": "local",
          "method": "pulse",
          "class": "bounded",
          "host_dependent": false,
          "auto_rank": null,
          "price": null,
          "outcome": "rejected",
          "rejected": {
            "code": "class",
            "why": "its class is bounded, and the job wants simulated"
          }
        },
        {
          "route": "provider:ref",
          "kind": "provider",
          "provider": "ref",
          "class": "simulated",
          "host_dependent": true,
          "price": {
            "money": {
              "free": true
            },
            "time": {
              "seconds": 0.0,
              "basis": "provider"
            },
            "memory_bytes": null,
            "work": null,
            "energy": {
              "joules": null,
              "why": "no provider states a job's energy before it runs"
            },
            "leaves_out": [
              "energy",
              "mitigation",
              "decoder"
            ],
            "program": {
              "shots": 300,
              "native_gates": 9,
              "two_qubit_gates": 1,
              "swaps": 0
            }
          },
          "device": "reference:line-5",
          "provenance": "simulator:the wai-quantum exact simulator: the state vector in fixed point, sampled with the seed given",
          "outcome": "chosen"
        },
        {
          "route": "provider:priced",
          "kind": "provider",
          "provider": "priced",
          "class": "simulated",
          "host_dependent": true,
          "price": {
            "money": {
              "free": false,
              "amount": "0.09",
              "currency": "USD",
              "unit": "shot"
            },
            "time": {
              "seconds": 0.0,
              "basis": "provider"
            },
            "memory_bytes": null,
            "work": null,
            "energy": {
              "joules": null,
              "why": "no provider states a job's energy before it runs"
            },
            "leaves_out": [
              "energy",
              "mitigation",
              "decoder",
              "charged"
            ],
            "program": {
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              "native_gates": 9,
              "two_qubit_gates": 1,
              "swaps": 0
            }
          },
          "device": "reference:line-5",
          "provenance": "simulator:the wai-quantum exact simulator: the state vector in fixed point, sampled with the seed given",
          "outcome": "rejected",
          "rejected": {
            "code": "cost_no_ceiling",
            "why": "0.09 USD: it costs money or its cost is unknown, and the contract gives no ceiling to hold it to; give max_cost, or name the provider"
          }
        }
      ],
      "choice": "provider:ref",
      "why": "the cheapest of the 1 of 15 routes that meet the contract",
      "stable": {
        "scope": "digest: what each route that depends on nothing of the host costs, the same for this request and job memory on every host of one engine; choice: whether the route chosen is one of those whatever the host",
        "routes": [
          "method:exact",
          "method:statevector",
          "method:stabilizer",
          "method:pauli",
          "method:mps",
          "method:stabilizer_rank",
          "method:tensor_network",
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          "method:density_matrix",
          "method:trajectories",
          "method:pulse"
        ],
        "digest": "e42e49d90e3f5015f93e050136dfb3c2633235039d89e9db50114125c0aced1a",
        "choice": false
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      "kept": {}
    },
    "shadow": {
      "ran": true,
      "route": "method:exact",
      "accuracy": {
        "class": "bit-exact"
      },
      "request": {
        "qasm": "OPENQASM 3.0;\ninclude \"stdgates.inc\";\nqubit[2] q;\nbit[2] c;\nh q[0];\ncx q[0], q[1];\nc = measure q;\n",
        "shots": 300,
        "seed": 4294967300,
        "method": "exact"
      },
      "shots": 300,
      "counts": {
        "00": 161,
        "11": 139
      },
      "distinct_outcomes": 2,
      "omitted_shots": 0,
      "distance": {
        "computed": true,
        "numerator": 44,
        "denominator": 600,
        "total_variation": 0.07333333333333333,
        "hellinger_fidelity": 0.9946222222222221,
        "sampling_tvd_bound": 0.04602751441903442
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      "elapsed_ms": 0
    },
    "receipt": {
      "alg": "ed25519",
      "canon": "rfc8785",
      "key": "197f6b23e16c8532c6abc838facd5ea789be0c76b2920334039bfa8b3d368d61",
      "digest": "99ee8071a7053f185308369d7c2d3053fb48be1810bae3620b9db18309da112a",
      "signature": "186f1fa8390f69975387fc83797ee1963ad245d24ea675414138677d06935f15af6c6542732d04deb6178229799e3bb23436b6fcea985cf5d2cb6e87e6d5b905"
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  },
  "id": "pj-6059aefb7ace70bc",
  "submitted_ms": 1794033072508,
  "finished_ms": 1794033072511
}