vital-scans open quality ledger

openpaymentsdata.cms.gov: Web standards & metadata — week 2026-W30

Web standards & metadata

Web-standards, metadata, and security checks in the spirit of ScanGov (methodology CC0), run across our scan rather than only the homepage.

Share of checked pages passing each standard (lowest first).
StandardPass ratePages
schema.org GovernmentOrganization markup0%0/103
hreflang alternates declared0%0/103
Twitter card metadata0%0/103
Open social presence (Mastodon/Bluesky) linked0%0/103
Canonical URL declared100%103/103
Page has a <title>100%103/103
Meta description present100%103/103
Character encoding declared100%103/103
Document language (lang) set100%103/103
Responsive viewport (zoom not disabled)100%103/103
Open Graph tags (6/6)100%103/103

across 103 page(s)

No Mastodon/Bluesky links detected on checked pages.

Progressive Web Resilience across 103 page(s)

Capabilities that keep the site useful under real-world conditions — unreliable connectivity, interrupted sessions, mobile install. Not a compliance score: each row is independent evidence.

Progressive Web Resilience signals (lowest pass rate first).
CapabilityResultWhy it mattersEvidence
Web app manifest declared ✗ 0/103 pages A web app manifest is required for installability and controls how the app appears when launched. —
Service worker registered ✗ 0/103 pages A service worker is what makes offline access, caching, and background sync possible. —
Theme color declared ✗ 0/103 pages Theme color controls the browser chrome/status-bar color when the site is installed or bookmarked. —
Apple touch icon (iOS/bookmark icon) ✗ 0/103 pages iOS uses this icon for home-screen bookmarks and "Add to Home Screen" — without it the icon falls back to a screenshot. —
Manifest fetched and parsed successfully ✗ 0/103 pages A manifest that fails to parse cannot drive installability or launch behavior even if the link is present. No manifest declared
Manifest declares a maskable icon ✗ 0/103 pages A maskable icon lets the OS safely crop/mask the app icon on different device shapes without clipping content. No manifest declared
Service worker is active (not just registered) ✗ 0/103 pages An active service worker (not just registered) is what actually intercepts requests and serves cached content. —
Service worker controls this page load ✗ 0/103 pages A controlling service worker means THIS page load is being served/intercepted, not just a future one. —
Meets basic installability criteria ✗ 0/103 pages Determines whether the browser can realistically offer "Add to Home Screen" / install, based on manifest + service worker + HTTPS together. no readable web app manifest; no service worker registered
HTTPS (required for service workers) ✓ 103/103 pages HTTPS is required for service workers and most install prompts. —