{
  "reference": "laptop epoch nanoseconds",
  "anchor": {
    "delta_ns": 1.7880341697476826e+18,
    "spread_ns": 1024.0,
    "n": 127,
    "warning": null
  },
  "camera": {
    "n": 9,
    "warning": "clock rate only pinned to +/-137 ppm over 8 s - record longer for a tight fit",
    "model": "Prophesee EVK4",
    "alpha": 0.9995875611732871,
    "beta_prime_ns": 1075403457654.2068,
    "drift_ppm": -412.4388267129353,
    "drift_stderr_ppm": 136.6316191222998,
    "span_s": 8.35,
    "resid_p50_ms": 1.7444302250976562
  },
  "phone": {
    "n_batches": 118,
    "warning": null,
    "drift_ns_per_s": 0.0,
    "offset_ns": 38270208.0,
    "envelope_tightness_ms": 7.283916800000001
  },
  "batches": {
    "n_lines": 118,
    "n_parse_error": 0,
    "n_duplicates": 0
  }
}