{
  "study": "Estado de los sitios web de PyMEs argentinas, 2026",
  "measured_at_utc": "2026-08-17T18:14:47.548Z",
  "sample_size": 400,
  "source": "Páginas Amarillas Argentina public search API",
  "source_url": "https://www.paginasamarillas.com.ar/",
  "user_agent": "4etverg-pyme-web-study/1.0 (+https://4etverg.com)",
  "rate_limit": "350ms between source API calls; 500ms between site audits; 150ms between robots/sitemap requests",
  "inclusion": "Unique external HTTP(S) websites attached to directory records in five sector strata and multiple province/location searches",
  "exclusions": [
    "Listings without an external website",
    "duplicate domains",
    "sites unreachable at audit time are retained as rows, not silently dropped"
  ],
  "measurement_notes": {
    "response_ms": "time to fetch homepage body; not a browser/LCP measurement",
    "page_bytes": "UTF-8 bytes of fetched homepage body",
    "mobile_viewport_meta": "presence of viewport meta tag, not a full responsive visual audit",
    "broken_homepage_links": "HEAD checks for first 20 same-origin/homepage links; network errors count as broken",
    "indexed_by_google": "dropped: a reproducible Google index check was not available without automated search queries"
  }
}