{
  "schema": "alphaforge.execution-model-benchmark.v1",
  "generated_at": "2026-08-17T10:07:31.335886+00:00",
  "classification": "local engineering microbenchmark; not return evidence",
  "workload": {
    "synthetic": true,
    "market_data_opened": false,
    "hypotheses_spent": 0,
    "expected_full_fill_qty": 100.0,
    "expected_capped_fill_qty": 50.0,
    "inputs": {
      "adv_quote": 100000000.0,
      "sigma_daily": 0.02,
      "max_bar_participation": 0.1,
      "order_qty": 100.0,
      "open": 100.0,
      "quote_volume": 50000.0
    }
  },
  "runtime": {
    "python": "3.12.13",
    "implementation": "CPython",
    "architecture": "arm64",
    "system": "Darwin"
  },
  "source_sha256": {
    "benchmark": "57513fe382e9c34cc7d66e75e53098955a25af9ec9e86c5b098b465396b4caf2",
    "fills": "a65cf39822ad37876b7c19e02a2a2138529644b9b8a72c17487a4c6276d91c7d",
    "cost_model": "565963aebe5270c2e38fbd076702bbb35eea813d312d68ee3f8bbafe36721c85"
  },
  "cases": [
    {
      "name": "next_open_full_fill",
      "calls_per_repeat": 100000,
      "repeats": 7,
      "warmup_calls": 10000,
      "elapsed_ns_samples": [
        89146083,
        88679209,
        88597792,
        88722250,
        88913500,
        88727125,
        88740791
      ],
      "ns_per_call_median": 887.27125,
      "ns_per_call_min": 885.97792,
      "deterministic_checksum": 20506825.0000191
    },
    {
      "name": "participation_capped_partial_fill",
      "calls_per_repeat": 100000,
      "repeats": 7,
      "warmup_calls": 10000,
      "elapsed_ns_samples": [
        201171000,
        199786209,
        200082541,
        200363541,
        200288750,
        200410458,
        201094959
      ],
      "ns_per_call_median": 2003.63541,
      "ns_per_call_min": 1997.86209,
      "deterministic_checksum": 15256062.068928257
    }
  ],
  "participation_capped_to_baseline_median_ratio": 2.258199406325856,
  "interpretation_guardrails": [
    "Timings describe this local runtime and synthetic workload only.",
    "The benchmark measures fill-model call overhead, not end-to-end backtest throughput.",
    "Checksums verify deterministic executed outputs; timing samples are expected to vary."
  ]
}