{
  "title": "Counting Model (Tutorial Unit 1)",
  "origin_url": "http://act-r.psy.cmu.edu/actr7.x/tutorial/unit1.lisp",
  "license_guess": null,
  "code_sha256": "0f24f6206d9bc50b875e5cec028f932460df3e7c820e55c010baa277789fe8c8",
  "added_at": "2026-03-12T10:00:00Z"
}