{
  "generator": "Park-Miller LCG a=48271, m=2147483647; Box-Muller; seed=515; row-major 2048x6",
  "kind": "synthetic standard-normal innovations, not observed economic data",
  "sha256": "c8c7883eb6178cfdb27b5bbaf69b6e688e36d8425cc5a9a231918a4f4866091b",
  "rows": 2048,
  "columns": 6,
  "convention": "ARMA uses plus theta; variance population denominator n unless explicitly stated; QR least squares; forecast origin last observed row"
}