{
  "reference": "laptop epoch nanoseconds",
  "anchor": {
    "delta_ns": 1.7880341697476826e+18,
    "spread_ns": 1536.0,
    "n": 113,
    "warning": null
  },
  "camera": {
    "n": 8,
    "warning": "clock rate only pinned to +/-59 ppm over 7 s - record longer for a tight fit",
    "model": "Prophesee EVK4",
    "alpha": 1.0006636921675773,
    "beta_prime_ns": 651008799203.9711,
    "drift_ppm": 663.6921675773344,
    "drift_stderr_ppm": 58.56877867551104,
    "span_s": 7.050192,
    "resid_p50_ms": 0.6616699572753906
  },
  "phone": {
    "n_batches": 105,
    "warning": null,
    "drift_ns_per_s": 0.0,
    "offset_ns": 87970816.0,
    "envelope_tightness_ms": 4.783616
  },
  "batches": {
    "n_lines": 105,
    "n_parse_error": 0,
    "n_duplicates": 0
  }
}