{
    "oat_control_contract": "1.0",
    "generated_at": "2026-06-19T12:32:26+00:00",
    "recipe": {
        "slug": "oat-ks-basil-bundle",
        "name": "Basil (herbs) — master grow recipe (keystone draft)",
        "cultivar": "Basil (herbs)",
        "weeks": 6
    },
    "time_model": {
        "step_unit": "week",
        "steps": 6
    },
    "executor": "edge",
    "semantics": "Per control point, per step: hold `setpoint`; warn_low/warn_high is the deadband (advisory); alarm_low/alarm_high are trip thresholds. Steps are 0-based weeks; `stages` give the timeline. Same four-band thresholds the human SOP renders as aim/OK/act-if. measurable_via/controllable_via (when present) hint sensors/actuators.",
    "stages": [
        {
            "label": "Growth",
            "start_step": 0,
            "end_step": 5,
            "params": {
                "trigger": "calendar",
                "detail": null,
                "duration_days": 45
            }
        }
    ],
    "control_points": [
        {
            "key": "dli_canopy",
            "zone": "aerial",
            "engine": "light",
            "label": "Daily light (DLI)",
            "unit": "mol/m2/d",
            "schedule": [
                {
                    "step": 0,
                    "setpoint": 20.5,
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                    "alarm_low": 11.2,
                    "alarm_high": 32.5
                },
                {
                    "step": 1,
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                    "alarm_low": 11.2,
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                {
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                    "warn_high": 28.75,
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                    "alarm_high": 32.5
                },
                {
                    "step": 3,
                    "setpoint": 20.5,
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                    "alarm_high": 32.5
                },
                {
                    "step": 4,
                    "setpoint": 20.5,
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                    "warn_high": 28.75,
                    "alarm_low": 11.2,
                    "alarm_high": 32.5
                },
                {
                    "step": 5,
                    "setpoint": 20.5,
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                    "warn_high": 28.75,
                    "alarm_low": 11.2,
                    "alarm_high": 32.5
                }
            ]
        },
        {
            "key": "photoperiod_hours",
            "zone": "aerial",
            "engine": "light",
            "label": "Photoperiod",
            "unit": "h",
            "schedule": [
                {
                    "step": 0,
                    "setpoint": 16,
                    "warn_low": null,
                    "warn_high": null,
                    "alarm_low": null,
                    "alarm_high": null
                },
                {
                    "step": 1,
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                    "warn_low": null,
                    "warn_high": null,
                    "alarm_low": null,
                    "alarm_high": null
                },
                {
                    "step": 2,
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                    "warn_low": null,
                    "warn_high": null,
                    "alarm_low": null,
                    "alarm_high": null
                },
                {
                    "step": 3,
                    "setpoint": 16,
                    "warn_low": null,
                    "warn_high": null,
                    "alarm_low": null,
                    "alarm_high": null
                },
                {
                    "step": 4,
                    "setpoint": 16,
                    "warn_low": null,
                    "warn_high": null,
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                    "alarm_high": null
                },
                {
                    "step": 5,
                    "setpoint": 16,
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                    "warn_high": null,
                    "alarm_low": null,
                    "alarm_high": null
                }
            ]
        },
        {
            "key": "air_temperature_day",
            "zone": "aerial",
            "engine": "environment",
            "label": "Air temp — day",
            "unit": "°C",
            "schedule": [
                {
                    "step": 0,
                    "setpoint": 23,
                    "warn_low": 17,
                    "warn_high": 29.9,
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                    "alarm_high": 33.8
                },
                {
                    "step": 1,
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                    "warn_low": 17,
                    "warn_high": 29.9,
                    "alarm_low": 14,
                    "alarm_high": 33.8
                },
                {
                    "step": 2,
                    "setpoint": 23,
                    "warn_low": 17,
                    "warn_high": 29.9,
                    "alarm_low": 14,
                    "alarm_high": 33.8
                },
                {
                    "step": 3,
                    "setpoint": 23,
                    "warn_low": 17,
                    "warn_high": 29.9,
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                    "alarm_high": 33.8
                },
                {
                    "step": 4,
                    "setpoint": 23,
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                    "alarm_high": 33.8
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                {
                    "step": 5,
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                    "warn_high": 29.9,
                    "alarm_low": 14,
                    "alarm_high": 33.8
                }
            ]
        },
        {
            "key": "air_temperature_night",
            "zone": "aerial",
            "engine": "environment",
            "label": "Air temp — night",
            "unit": "°C",
            "schedule": [
                {
                    "step": 0,
                    "setpoint": 18.5,
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                    "warn_high": 23,
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                    "alarm_high": 26
                },
                {
                    "step": 1,
                    "setpoint": 18.5,
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                    "warn_high": 23,
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                    "alarm_high": 26
                },
                {
                    "step": 2,
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                    "alarm_high": 26
                },
                {
                    "step": 3,
                    "setpoint": 18.5,
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                    "warn_high": 23,
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                    "alarm_high": 26
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                {
                    "step": 4,
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                    "warn_high": 23,
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                    "alarm_high": 26
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                {
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                    "warn_high": 23,
                    "alarm_low": 11.9,
                    "alarm_high": 26
                }
            ]
        },
        {
            "key": "relative_humidity",
            "zone": "aerial",
            "engine": "environment",
            "label": "Humidity",
            "unit": "%",
            "schedule": [
                {
                    "step": 0,
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                    "step": 1,
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                {
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                {
                    "step": 4,
                    "setpoint": 60,
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                {
                    "step": 5,
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                    "alarm_high": 84.5
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            ]
        },
        {
            "key": "vpd_air",
            "zone": "aerial",
            "engine": "environment",
            "label": "VPD",
            "unit": "kPa",
            "schedule": [
                {
                    "step": 0,
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                {
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                {
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                },
                {
                    "step": 3,
                    "setpoint": 0.95,
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                {
                    "step": 4,
                    "setpoint": 0.95,
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                {
                    "step": 5,
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            ]
        },
        {
            "key": "co2_air",
            "zone": "aerial",
            "engine": "environment",
            "label": "CO₂",
            "unit": "ppm",
            "schedule": [
                {
                    "step": 0,
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                {
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                {
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                {
                    "step": 5,
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                    "warn_high": 1150,
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                    "alarm_high": 1300
                }
            ]
        },
        {
            "key": "air_circulation",
            "zone": "aerial",
            "engine": "environment",
            "label": "Air changes",
            "unit": "ACH",
            "schedule": [
                {
                    "step": 0,
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                {
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                {
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                    "alarm_low": 14,
                    "alarm_high": 52
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            ]
        },
        {
            "key": "element_n_total",
            "zone": "root",
            "engine": "chemistry",
            "label": "Nitrogen (N)",
            "unit": "ppm",
            "schedule": [
                {
                    "step": 0,
                    "setpoint": 150,
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                    "warn_high": 207,
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                    "alarm_high": 234
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                {
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                {
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                {
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            ]
        },
        {
            "key": "element_p",
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            "engine": "chemistry",
            "label": "Phosphorus (P)",
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                {
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        {
            "key": "element_k",
            "zone": "root",
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            "label": "Potassium (K)",
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        },
        {
            "key": "element_ca",
            "zone": "root",
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            "label": "Calcium (Ca)",
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            ]
        },
        {
            "key": "element_mg",
            "zone": "root",
            "engine": "chemistry",
            "label": "Magnesium (Mg)",
            "unit": "ppm",
            "schedule": [
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        {
            "key": "element_s",
            "zone": "root",
            "engine": "chemistry",
            "label": "Sulfur (S)",
            "unit": "ppm",
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        {
            "key": "root_zone_temp",
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            ]
        },
        {
            "key": "dissolved_oxygen_root",
            "zone": "root",
            "engine": "substrate",
            "label": "Dissolved O₂",
            "unit": "mg/L",
            "schedule": [
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}