{
  "title": "Arithmetic Expression Grammar",
  "origin_url": "https://invisiblexml.org/ixml-specification.html",
  "license_guess": "MIT",
  "code_sha256": "e9d4752b7758ba8d704fb4f793d0ef8c8e251c1caa6df734e1fb65c25703d62c",
  "added_at": "2026-03-12T10:00:00Z"
}