{
  "title": "Pair Class with Field Access and Method Call",
  "origin_url": "https://www.cis.upenn.edu/~bcpierce/papers/fj-toplas.pdf",
  "license_guess": "Public Domain",
  "code_sha256": "6b91daec5249306e72bf6a01a0fb0f2cba65dbb7c0c57c0590a22c1ad4fc5e93",
  "added_at": "2026-03-10T10:00:00Z"
}