{"product":"coil-engine-record","board_computed_at":"2026-09-11T13:27:36","perf":{"as_of":"2026-09-11","benchmark_basis":"settled:2026-09-11","benchmarks":["SPY","QQQ"],"windows":{"since_inception":{"label":"Since inception","start":"2026-07-08","sessions":47,"engine_return_pct":-0.26,"spy_return_pct":2.53,"qqq_return_pct":0.48,"vs_spy_pp":-2.8,"vs_qqq_pp":-0.75}},"headline":{"window":"since_inception","engine_return_pct":-0.26,"spy_return_pct":2.53,"qqq_return_pct":0.48,"vs_spy_pp":-2.8,"vs_qqq_pp":-0.75},"summary":"Engine -0.3% since 07-08: trailed the Nasdaq-100 (QQQ 0.5%) by 0.8pp; trails the S&P 500 (2.5%) by 2.8pp.","note":"Thin sample (47 sessions since 07-08). Engine-only and funding-adjusted; the v4 ledger reconciles 1:1 to the brokerage account. 1 session is held FLAT and not graded because the engine was not running (2026-08-18); 1 operator-placed trade is backed out by amount because the engine neither chose nor sized them; 2 further adjustments are backed out by amount (per-trade detail is deliberately not published); SPY and QQQ are unadjusted real returns over every session in the window. Percentages describe realized structure, not future returns.","excluded_sessions":[{"date":"2026-08-18","reason":"Claude service outage — the v4 cycle IS a Claude session, so the engine was dark from 10:46 PT and the book was flattened by hand."}],"series":[{"date":"2026-07-08","engine_pct":0,"spy_pct":0,"qqq_pct":0},{"date":"2026-07-10","engine_pct":null,"spy_pct":1.28,"qqq_pct":1.98},{"date":"2026-07-13","engine_pct":0.47,"spy_pct":0.51,"qqq_pct":0.04},{"date":"2026-07-14","engine_pct":0.61,"spy_pct":0.86,"qqq_pct":1.16},{"date":"2026-07-15","engine_pct":0.56,"spy_pct":1.26,"qqq_pct":0.89},{"date":"2026-07-16","engine_pct":-0.07,"spy_pct":0.71,"qqq_pct":-0.77},{"date":"2026-07-17","engine_pct":-0.8,"spy_pct":-0.28,"qqq_pct":-2.26},{"date":"2026-07-20","engine_pct":-1.15,"spy_pct":-0.44,"qqq_pct":-2.16},{"date":"2026-07-21","engine_pct":-1.04,"spy_pct":0.39,"qqq_pct":-0.35},{"date":"2026-07-22","engine_pct":-1.14,"spy_pct":0.27,"qqq_pct":-0.86},{"date":"2026-07-23","engine_pct":-1.17,"spy_pct":-0.97,"qqq_pct":-2.74},{"date":"2026-07-24","engine_pct":-1.17,"spy_pct":-0.87,"qqq_pct":-3.82},{"date":"2026-07-27","engine_pct":-1.1,"spy_pct":-0.85,"qqq_pct":-4.12},{"date":"2026-07-28","engine_pct":-0.9,"spy_pct":-0.61,"qqq_pct":-5.05},{"date":"2026-07-29","engine_pct":-0.78,"spy_pct":-2.14,"qqq_pct":-6.99},{"date":"2026-07-30","engine_pct":-0.89,"spy_pct":-0.5,"qqq_pct":-3.92},{"date":"2026-07-31","engine_pct":-0.62,"spy_pct":0.22,"qqq_pct":-3.3},{"date":"2026-08-03","engine_pct":0.94,"spy_pct":1.65,"qqq_pct":-1.6},{"date":"2026-08-04","engine_pct":1.11,"spy_pct":3.48,"qqq_pct":1.74},{"date":"2026-08-05","engine_pct":1.19,"spy_pct":3.27,"qqq_pct":0.82},{"date":"2026-08-06","engine_pct":1.24,"spy_pct":3.11,"qqq_pct":0.45},{"date":"2026-08-07","engine_pct":1.57,"spy_pct":3.74,"qqq_pct":1.63},{"date":"2026-08-10","engine_pct":2.37,"spy_pct":3.71,"qqq_pct":1.33},{"date":"2026-08-11","engine_pct":2.32,"spy_pct":3.38,"qqq_pct":0.99},{"date":"2026-08-12","engine_pct":2.63,"spy_pct":3.63,"qqq_pct":1.72},{"date":"2026-08-13","engine_pct":2.41,"spy_pct":4.36,"qqq_pct":2.9},{"date":"2026-08-14","engine_pct":2.4,"spy_pct":4.15,"qqq_pct":2.76},{"date":"2026-08-17","engine_pct":2.3,"spy_pct":3.66,"qqq_pct":2.59},{"date":"2026-08-18","engine_pct":2.3,"spy_pct":2.96,"qqq_pct":0.85},{"date":"2026-08-19","engine_pct":2.63,"spy_pct":3.17,"qqq_pct":0.65},{"date":"2026-08-20","engine_pct":2.62,"spy_pct":2.31,"qqq_pct":-0.07},{"date":"2026-08-21","engine_pct":2.66,"spy_pct":2.73,"qqq_pct":0.28},{"date":"2026-08-24","engine_pct":2.16,"spy_pct":2.42,"qqq_pct":-0.72},{"date":"2026-08-25","engine_pct":1.63,"spy_pct":2.75,"qqq_pct":-0.1},{"date":"2026-08-26","engine_pct":1.72,"spy_pct":2.77,"qqq_pct":-0.01},{"date":"2026-08-27","engine_pct":1.2,"spy_pct":3.45,"qqq_pct":1.36},{"date":"2026-08-28","engine_pct":0.76,"spy_pct":3.21,"qqq_pct":0.7},{"date":"2026-08-31","engine_pct":1.09,"spy_pct":2.9,"qqq_pct":0.75},{"date":"2026-09-01","engine_pct":0.57,"spy_pct":2.2,"qqq_pct":-0.53},{"date":"2026-09-02","engine_pct":0.65,"spy_pct":2.65,"qqq_pct":-0.31},{"date":"2026-09-03","engine_pct":1.38,"spy_pct":3.73,"qqq_pct":0.88},{"date":"2026-09-04","engine_pct":1.09,"spy_pct":3.33,"qqq_pct":1.06},{"date":"2026-09-08","engine_pct":0.96,"spy_pct":2.76,"qqq_pct":0.97},{"date":"2026-09-09","engine_pct":0.21,"spy_pct":2.28,"qqq_pct":0.68},{"date":"2026-09-10","engine_pct":-0.54,"spy_pct":1.67,"qqq_pct":-0.39},{"date":"2026-09-11","engine_pct":-0.26,"spy_pct":2.53,"qqq_pct":0.48}],"adjustments":{"operator_trades_backed_out":3,"why":"trades the OPERATOR placed by hand — the engine neither chose, sized nor held them, so they are removed from the engine line. Per-trade detail is deliberately not published."}},"benchmarks":["SPY","QQQ"],"method":"Engine-only and funding-adjusted since the 2026-07-08 re-anchor. Deposits and withdrawals are stripped so the line measures trading, never transfers. A return the book could not have produced in one session is refused rather than published.","proof":"https://coil.trade/api/board/proof","engine_versions":[{"version":"v4","live_from":"2026-07-08","live_through":"2026-09-09","note":"the re-anchored record starts here"},{"version":"v6","live_from":"2026-09-10","note":"engine rebuilt from the ground up; cut over after the 2026-09-09 close; same account, same window, same benchmarks"}],"ledger":"https://coil.trade/results#trade-table","ledger_note":"Every engine trade since the 2026-07-08 re-anchor, one row each. Operator-placed trades are backed out of the funding-adjusted line above and are not engine trades.","disclaimer":"Past performance does not predict future results. Percentages describe realized structure over a thin sample. Research publication, not investment advice."}