{
  "fab": "precision_optics",
  "load": "baseline_mix",
  "disruption": "nominal",
  "strategy": "hybrid_rolling_horizon",
  "scenario_label": "Precision Optics Manufacturing \u00b7 Baseline Product Mix \u00b7 Nominal Operations",
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    "horizon_h": 288,
    "qualification_bottleneck": true
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        "lot_id": "LOT-0007",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 232.51,
        "end_h": 238.89,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-232",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0011",
        "operation_id": "litho_2",
        "step_index": 3,
        "machine_id": "lith_01",
        "machine_group": "lithography",
        "start_h": 233.44,
        "end_h": 240.12,
        "setup_time_h": 0.92,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0006",
        "operation_id": "inspect_1",
        "step_index": 4,
        "machine_id": "insp_01",
        "machine_group": "inspection",
        "start_h": 237.42,
        "end_h": 243.91,
        "setup_time_h": 0.33,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0008",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 238.89,
        "end_h": 242.29,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-238",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0001",
        "operation_id": "litho_2",
        "step_index": 3,
        "machine_id": "lith_01",
        "machine_group": "lithography",
        "start_h": 240.12,
        "end_h": 244.21,
        "setup_time_h": 0.84,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0016",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 242.29,
        "end_h": 247.27,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-242",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0005",
        "operation_id": "inspect_1",
        "step_index": 4,
        "machine_id": "insp_01",
        "machine_group": "inspection",
        "start_h": 243.91,
        "end_h": 250.4,
        "setup_time_h": 0.8,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0006",
        "operation_id": "deposit_1",
        "step_index": 5,
        "machine_id": "depo_01",
        "machine_group": "deposition",
        "start_h": 243.91,
        "end_h": 248.88,
        "setup_time_h": 1.19,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0014",
        "operation_id": "litho_2",
        "step_index": 3,
        "machine_id": "lith_01",
        "machine_group": "lithography",
        "start_h": 244.21,
        "end_h": 250.28,
        "setup_time_h": 0.0,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0013",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 247.27,
        "end_h": 253.08,
        "setup_time_h": 0.38,
        "is_batch": true,
        "batch_id": "B-cleaning-247",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0019",
        "operation_id": "litho_2",
        "step_index": 3,
        "machine_id": "lith_01",
        "machine_group": "lithography",
        "start_h": 250.28,
        "end_h": 254.84,
        "setup_time_h": 0.0,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0005",
        "operation_id": "deposit_1",
        "step_index": 5,
        "machine_id": "depo_01",
        "machine_group": "deposition",
        "start_h": 250.4,
        "end_h": 257.44,
        "setup_time_h": 1.11,
        "is_batch": false,
        "batch_id": null,
        "is_rework": true
      },
      {
        "lot_id": "LOT-0018",
        "operation_id": "inspect_1",
        "step_index": 4,
        "machine_id": "insp_01",
        "machine_group": "inspection",
        "start_h": 250.4,
        "end_h": 254.83,
        "setup_time_h": 0.4,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0002",
        "operation_id": "clean_1",
        "step_index": 2,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 253.08,
        "end_h": 257.05,
        "setup_time_h": 1.03,
        "is_batch": true,
        "batch_id": "B-cleaning-253",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0011",
        "operation_id": "inspect_1",
        "step_index": 4,
        "machine_id": "insp_01",
        "machine_group": "inspection",
        "start_h": 254.83,
        "end_h": 257.77,
        "setup_time_h": 0.0,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0002",
        "operation_id": "litho_2",
        "step_index": 3,
        "machine_id": "lith_01",
        "machine_group": "lithography",
        "start_h": 257.05,
        "end_h": 260.58,
        "setup_time_h": 0.45,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0018",
        "operation_id": "deposit_1",
        "step_index": 5,
        "machine_id": "depo_01",
        "machine_group": "deposition",
        "start_h": 257.44,
        "end_h": 263.53,
        "setup_time_h": 0.0,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0001",
        "operation_id": "inspect_1",
        "step_index": 4,
        "machine_id": "insp_01",
        "machine_group": "inspection",
        "start_h": 257.77,
        "end_h": 263.84,
        "setup_time_h": 1.07,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0011",
        "operation_id": "deposit_1",
        "step_index": 5,
        "machine_id": "depo_01",
        "machine_group": "deposition",
        "start_h": 263.53,
        "end_h": 268.67,
        "setup_time_h": 0.78,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0014",
        "operation_id": "inspect_1",
        "step_index": 4,
        "machine_id": "insp_01",
        "machine_group": "inspection",
        "start_h": 263.84,
        "end_h": 268.81,
        "setup_time_h": 0.35,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0017",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 265.98,
        "end_h": 271.84,
        "setup_time_h": 1.11,
        "is_batch": true,
        "batch_id": "B-cleaning-265",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0001",
        "operation_id": "deposit_1",
        "step_index": 5,
        "machine_id": "depo_01",
        "machine_group": "deposition",
        "start_h": 268.67,
        "end_h": 276.1,
        "setup_time_h": 0.99,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0019",
        "operation_id": "inspect_1",
        "step_index": 4,
        "machine_id": "insp_01",
        "machine_group": "inspection",
        "start_h": 268.81,
        "end_h": 275.36,
        "setup_time_h": 0.9,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0009",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 271.84,
        "end_h": 278.44,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-271",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0005",
        "operation_id": "inspect_1",
        "step_index": 4,
        "machine_id": "insp_01",
        "machine_group": "inspection",
        "start_h": 275.36,
        "end_h": 281.85,
        "setup_time_h": 0.8,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0014",
        "operation_id": "deposit_1",
        "step_index": 5,
        "machine_id": "depo_01",
        "machine_group": "deposition",
        "start_h": 276.1,
        "end_h": 281.5,
        "setup_time_h": 0.48,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0006",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 278.44,
        "end_h": 281.19,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-278",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0018",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 281.19,
        "end_h": 286.11,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-281",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0019",
        "operation_id": "deposit_1",
        "step_index": 5,
        "machine_id": "depo_01",
        "machine_group": "deposition",
        "start_h": 281.5,
        "end_h": 284.83,
        "setup_time_h": 0.52,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0002",
        "operation_id": "inspect_1",
        "step_index": 4,
        "machine_id": "insp_01",
        "machine_group": "inspection",
        "start_h": 281.85,
        "end_h": 285.25,
        "setup_time_h": 0.0,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0015",
        "operation_id": "deposit_1",
        "step_index": 5,
        "machine_id": "depo_01",
        "machine_group": "deposition",
        "start_h": 284.83,
        "end_h": 289.18,
        "setup_time_h": 0.51,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0011",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 286.11,
        "end_h": 290.36,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-286",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0005",
        "operation_id": "deposit_1",
        "step_index": 5,
        "machine_id": "depo_01",
        "machine_group": "deposition",
        "start_h": 289.18,
        "end_h": 296.22,
        "setup_time_h": 1.11,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0001",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 290.36,
        "end_h": 295.49,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-290",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0014",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 295.49,
        "end_h": 301.31,
        "setup_time_h": 1.02,
        "is_batch": true,
        "batch_id": "B-cleaning-295",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0002",
        "operation_id": "deposit_1",
        "step_index": 5,
        "machine_id": "depo_01",
        "machine_group": "deposition",
        "start_h": 296.22,
        "end_h": 300.68,
        "setup_time_h": 0.69,
        "is_batch": false,
        "batch_id": null,
        "is_rework": false
      },
      {
        "lot_id": "LOT-0019",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 301.31,
        "end_h": 307.05,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-301",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0015",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 307.05,
        "end_h": 312.22,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-307",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0005",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 312.22,
        "end_h": 316.19,
        "setup_time_h": 0.0,
        "is_batch": true,
        "batch_id": "B-cleaning-312",
        "is_rework": false
      },
      {
        "lot_id": "LOT-0002",
        "operation_id": "clean_2",
        "step_index": 6,
        "machine_id": "clea_01",
        "machine_group": "cleaning",
        "start_h": 316.19,
        "end_h": 319.29,
        "setup_time_h": 0.51,
        "is_batch": true,
        "batch_id": "B-cleaning-316",
        "is_rework": false
      }
    ],
    "wip_snapshots": [
      {
        "stage": "lithography",
        "wip_count": 7,
        "wip_cap": 7,
        "queue_time_h": 66.63
      },
      {
        "stage": "etching",
        "wip_count": 7,
        "wip_cap": 7,
        "queue_time_h": 16.05
      },
      {
        "stage": "cleaning",
        "wip_count": 7,
        "wip_cap": 7,
        "queue_time_h": 25.3
      },
      {
        "stage": "inspection",
        "wip_count": 7,
        "wip_cap": 7,
        "queue_time_h": 10.26
      },
      {
        "stage": "deposition",
        "wip_count": 5,
        "wip_cap": 7,
        "queue_time_h": 9.47
      }
    ],
    "bottleneck_insights": [
      {
        "stage": "cleaning",
        "constraint_type": "batch_wip_limit",
        "severity_score": 0.72,
        "explanation": "Cleaning WIP at 7/7 \u2014 batch machine starvation risk on reentrant cleaning pass.",
        "recommended_action": "Batch compatible lots at cleaning or increase batch chamber throughput."
      },
      {
        "stage": "lithography (reentrant pass)",
        "constraint_type": "qualification",
        "severity_score": 0.7,
        "explanation": "Primary delay driver is NOT aggregate lithography capacity. Only 2 of 4 lithography tools are qualified for reentrant logic products at step 4. Lots queue waiting for qualified tools while other lithography machines remain underutilized.",
        "recommended_action": "Qualify additional lithography tools for logic_7nm reentrant passes, or temporarily dedicate one tool to reentrant lots to relieve step-4 WIP buildup."
      }
    ],
    "metrics": {
      "mean_cycle_time_h": 182.76,
      "p95_cycle_time_h": 269.01,
      "throughput_lots_per_week": 10.52,
      "avg_wip": 11.45,
      "on_time_delivery_pct": 0.0,
      "machine_utilization_pct": 49.5,
      "total_setup_h": 64.79,
      "num_reschedules": 0,
      "schedule_stability_score": 67.6,
      "yield_pct": 95.5,
      "tardiness_h": 3540.84
    },
    "notes": [
      "Rework triggered for LOT-0019 at etch_1",
      "Rework triggered for LOT-0004 at litho_2",
      "Rework triggered for LOT-0002 at etch_1",
      "Rework triggered for LOT-0019 at litho_2",
      "Rework triggered for LOT-0002 at clean_1",
      "Rework triggered for LOT-0005 at deposit_1",
      "Rework triggered for LOT-0015 at clean_2",
      "Dispatching rule: critical_ratio \u2014 scheduled 154 operations.",
      "SimPy overlay: no failure-driven reschedules in this replication.",
      "Pipeline: qualification-aware dispatch \u2192 bottleneck diagnostics \u2192 SimPy failure overlay \u2192 local rescheduling."
    ]
  }
}