{
  "release": "2026-09-20",
  "track": "event-processing",
  "machine": "Apple M3, 8 logical cores, 24 GB RAM",
  "system": "macOS 26.5.2, arm64",
  "measurement": {
    "statistic": "median wall-clock runtime",
    "included": "engine construction, ordered processing, position-state recording, and fill extraction",
    "excluded": "imports and synthetic data generation"
  },
  "semantics": {
    "events": "one normalized position-state event per bar plus every completed fill",
    "signals": "enter at bar 20 and exit at bar 70 of each 100-bar cycle",
    "fills": "next bar open",
    "position": "long-only, one share",
    "initial_cash": 100000.0,
    "fees": 0,
    "slippage": 0
  },
  "correctness": "Every retained framework run matched the oracle position at every bar, every fill bar/price/side, and final equity."
}