{
  "as_of": "2026-09-06",
  "references": [
    {
      "title": "Primes in short intervals",
      "authors": [
        "Hugh L. Montgomery",
        "K. Soundararajan"
      ],
      "venue": "Communications in Mathematical Physics 252 (2004)",
      "doi": "10.1007/s00220-004-1222-4",
      "role": "Variance prediction calibration"
    },
    {
      "title": "Joint distribution of primes in multiple short intervals",
      "author": "Sun-Kai Leung",
      "venue": "Advances in Mathematics 490 (2026), 110847",
      "doi": "10.1016/j.aim.2026.110847",
      "role": "Conditional weak negative-correlation calibration"
    },
    {
      "title": "The variance of integers without small prime factors in short intervals",
      "author": "Ofir Gorodetsky",
      "venue": "Mathematische Zeitschrift 308 (2024), article 59",
      "doi": "10.1007/s00209-024-03601-w",
      "role": "Unconditional difficulty calibration"
    }
  ]
}