{
  "schema_version": "6.1.0",
  "model": "BRACE-SPX Lab",
  "generation_id": "spx-orthogonal-core-v6",
  "generated_at": "2026-09-18T23:33:00+00:00",
  "research_only": true,
  "live_activation": false,
  "source_families": [
    "price_trend",
    "rates",
    "liquidity",
    "options_vix"
  ],
  "candidate_space_size": 8,
  "candidate_signature": "671ef03a8e1a58ead80388072be6f701177222a96d60db27c7004b6fe7572638",
  "design": {
    "goal": "Test orthogonal information families, not a parameter grid.",
    "shared_exposure_geometry": true,
    "max_candidate_lookback_sessions": 63,
    "parameter_grid": false
  },
  "development": {
    "status": "development_gate_not_passed_holdout_still_sealed",
    "experiments_completed": 8,
    "strict_gate_passed": false,
    "single_champion_authorized": false
  },
  "sealed_holdout": {
    "start": "2022-08-01",
    "end": "2026-07-31",
    "accessed": false,
    "access_count": 0
  },
  "shadow": {
    "status": "warming_up",
    "start": "2026-08-03",
    "updated_at": "2026-09-18T23:32:58+00:00",
    "observations_collected": 35,
    "warmup_required": 70,
    "observations_remaining": 35,
    "latest_market_date": "2026-09-18",
    "live_orders": false,
    "autonomous_trading": false
  },
  "adaptive_research": {
    "track_id": "brace-spx-adaptive-research-v1",
    "status": "ACTIVE",
    "activated_at": "2026-09-13T13:19:00+00:00",
    "activation_market_date": "2026-09-11",
    "activation_observations": 30,
    "research_cycles": 7,
    "feature_ready": true,
    "feature_eligible_rows": 14,
    "active_challengers": 4,
    "initial_challenger_prospective_n": 5,
    "completed_checkpoints": [],
    "next_checkpoint_n": 20,
    "best_challenger": null,
    "best_challenger_metrics": null,
    "family_information_coefficients": {
      "price_trend": null,
      "rates": null,
      "liquidity": null,
      "options_vix": null
    },
    "challengers": [
      {
        "candidate_id": "G6-R-C01",
        "rule": "trend_anchor_macro_veto",
        "origin": "initial_g6_diagnostic_lessons",
        "parent_candidate_id": null,
        "created_market_date": "2026-09-11",
        "status": "ACTIVE_RESEARCH",
        "prospective_n": 5,
        "active_n": 5,
        "cumulative_return": 0.0016711403506510791,
        "sharpe_excess": 0.862023299130063,
        "max_drawdown": -0.005611963447644586,
        "hit_rate_active": 0.8
      },
      {
        "candidate_id": "G6-R-C02",
        "rule": "balanced_orthogonal",
        "origin": "initial_g6_diagnostic_lessons",
        "parent_candidate_id": null,
        "created_market_date": "2026-09-11",
        "status": "ACTIVE_RESEARCH",
        "prospective_n": 5,
        "active_n": 0,
        "cumulative_return": 0.0007711583821548018,
        "sharpe_excess": null,
        "max_drawdown": 0.0,
        "hit_rate_active": null
      },
      {
        "candidate_id": "G6-R-C03",
        "rule": "robust_family_median",
        "origin": "initial_g6_diagnostic_lessons",
        "parent_candidate_id": null,
        "created_market_date": "2026-09-11",
        "status": "ACTIVE_RESEARCH",
        "prospective_n": 5,
        "active_n": 0,
        "cumulative_return": 0.0007711583821548018,
        "sharpe_excess": null,
        "max_drawdown": 0.0,
        "hit_rate_active": null
      },
      {
        "candidate_id": "G6-R-C04",
        "rule": "trend_credit_vol_confirmation",
        "origin": "initial_g6_diagnostic_lessons",
        "parent_candidate_id": null,
        "created_market_date": "2026-09-11",
        "status": "ACTIVE_RESEARCH",
        "prospective_n": 5,
        "active_n": 0,
        "cumulative_return": 0.0007711583821548018,
        "sharpe_excess": null,
        "max_drawdown": 0.0,
        "hit_rate_active": null
      }
    ],
    "last_learning_event": {
      "event_id": "L0001",
      "event_type": "INITIALIZED_FROM_G6_FAILURE_DIAGNOSTICS",
      "at": "2026-09-13T13:19:00+00:00",
      "market_date": "2026-09-11",
      "evidence": {
        "g6_strict_gate_passed": false,
        "median_fold_rank_correlation": 0.047619,
        "g6_best_sharpe": 0.099713,
        "trend_200d_sharpe": 0.600896
      }
    },
    "prospective_evidence_backfill_allowed": false
  },
  "promotion_gate": {
    "target_generation": "G7",
    "status": "NOT_READY",
    "automatic_promotion": false,
    "human_approval_required": true,
    "minimum_prospective_n": 70,
    "best_challenger": null,
    "blockers": [
      "NO_CHALLENGER_WITH_MINIMUM_PROSPECTIVE_EVIDENCE"
    ],
    "prospective_buy_hold": null,
    "trend_200d_policy": "development_reference_only_until_clean_post_holdout_history_is_long_enough"
  },
  "governance": {
    "orders_allowed": false,
    "leverage_allowed": false,
    "human_approval_required_before_holdout": true,
    "candidate_mutation_allowed": false,
    "adaptive_challenger_research_allowed": true,
    "adaptive_can_mutate_frozen_g6": false,
    "automatic_promotion": false
  }
}
