{
  "version": "0.1",
  "status": "PROPOSED_OPEN",
  "physical_promotion": 0,
  "lane": "development; no registry entry",
  "apparatus_kind": "Actively controlled classical flux-charge simulator",
  "not_observations": true,
  "independent_review": "PENDING",
  "execution": "NONE",
  "architecture": [
    "Calibrated canonical flux-charge pairs",
    "Timestamped 24-coordinate acquisition",
    "Sampled digital command evaluation",
    "Held voltage/current commands",
    "Identified first-order actuation",
    "LC plant",
    "Independent coupling/work/source and endpoint readout"
  ],
  "units": {
    "model_time": "tau=t/t0",
    "physical_t0": "S_action/E_energy seconds; actual calibrated interval OPEN",
    "normalized_input_box": "[-1,1] per coordinate",
    "normalized_output_range": "[-10,10] per actuator"
  },
  "design_bounds": {
    "T": "1/400000",
    "additional_latency": "1/400000",
    "maximum_coordinate_sample_age": "1/200000",
    "input_error": "1/1000000",
    "complete_command_error": "1/100000",
    "actuator_model_distortion": "1/100000",
    "minimum_actuator_rate": "400000",
    "initial_tracking_error": "1/1000",
    "static_and_other_residual": "3/400",
    "prehistory_speed": "81/10",
    "actuator_range_magnitude": "10",
    "proposed_input_and_output_bits": 22
  },
  "physical_requirements": {
    "sampling_period_seconds": "<=t0/400000",
    "additional_latency_seconds": "<=t0/400000",
    "actuator_time_constant_seconds": "<=t0/400000",
    "minimum_voltage_range": "+-10*Phi0_c/t0 volts",
    "minimum_current_range": "+-10*Q0_c/t0 amperes",
    "example_preload_seconds": ">=t0/40000",
    "clock_uncertainty": "Use worst-case normalized bounds across the joint t0 calibration interval"
  },
  "startup": {
    "status": "OPEN",
    "zero_initial_actuator": true,
    "hold_radius": "1/1000000",
    "hold_history": "Every sample used in preload is within the same hold tube",
    "preload_duration": "at least 10 time constants",
    "required_release_records": [
      "initial state error",
      "actuator tracking error",
      "prehistory speed",
      "no unbudgeted switching kick",
      "work exchanged by holding system"
    ],
    "conditional_tracking_upper": "4391/8000000"
  },
  "quantization": {
    "model": "Ideal uniform midrise, no clipping",
    "input_error_floor": "1/4194304",
    "output_error_floor": "5/2097152",
    "note": "22 nominal bits do not establish attainable rate, noise, linearity or effective resolution; all additional errors must fit remaining allowances"
  },
  "evidence_required": [
    {
      "kind": "port/component design",
      "status": "OPEN",
      "records": [
        "C and L with units",
        "readout loading",
        "port gains and signs",
        "Phi0 Q0 common-action mismatch",
        "E0 and t0 interval"
      ]
    },
    {
      "kind": "actuator identification",
      "status": "OPEN",
      "records": [
        "identified first-order model over domain",
        "distortion envelope",
        "cross-channel errors",
        "latency and bandwidth",
        "bidirectional saturation and slew limits"
      ]
    },
    {
      "kind": "timing",
      "status": "OPEN",
      "records": [
        "raw sensing/computation/application timestamps",
        "jitter and frame drop indicators",
        "maximum true coordinate age",
        "release-clock origin"
      ]
    },
    {
      "kind": "metrology",
      "status": "OPEN",
      "records": [
        "input error decomposition",
        "command computation and quantization error",
        "independent endpoint reconstruction",
        "independent coupling witnesses",
        "work/source records"
      ]
    },
    {
      "kind": "calibration regularity",
      "status": "OPEN",
      "records": [
        "node residuals with joint uncertainty",
        "cover radius",
        "separately justified derivative bounds",
        "unmodeled remainder and drift"
      ]
    },
    {
      "kind": "non-constructor review",
      "status": "OPEN",
      "records": [
        "attributable adversarial premise and proof review"
      ]
    }
  ],
  "hold_rules": [
    "Missing or unsupported bounds",
    "Outside identified actuator domain",
    "Unbudgeted delay, ringing, saturation, slew or coupling",
    "Cold startup with no tracking certificate",
    "Computed coupling used as the sole coupling witness",
    "Failure of any exact margin",
    "Per-run confidence misrepresented as campaign coverage"
  ],
  "scope": "Short Gauss-discriminator prefix only; no full CD-1 campaign or SDW endpoint admission"
}