vital-scans open quality ledger

openpaymentsdata.cms.gov: Web standards & metadata — week 2026-W31

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%0/113
hreflang alternates declared0%0/113
Twitter card metadata0%0/113
Open social presence (Mastodon/Bluesky) linked0%0/113
Canonical URL declared100%113/113
Page has a <title>100%113/113
Meta description present100%113/113
Character encoding declared100%113/113
Document language (lang) set100%113/113
Responsive viewport (zoom not disabled)100%113/113
Open Graph tags (6/6)100%113/113

across 113 page(s)

No Mastodon/Bluesky links detected on checked pages.

Progressive Web Resilience across 113 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 ✗ 0/113 pages A web app manifest is required for installability and controls how the app appears when launched. —
Service worker registered ✗ 0/113 pages A service worker is what makes offline access, caching, and background sync possible. —
Theme color declared ✗ 0/113 pages Theme color controls the browser chrome/status-bar color when the site is installed or bookmarked. —
Apple touch icon (iOS/bookmark icon) ✗ 0/113 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 ✗ 0/113 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 ✗ 0/113 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) ✗ 0/113 pages An active service worker (not just registered) is what actually intercepts requests and serves cached content. —
Service worker controls this page load ✗ 0/113 pages A controlling service worker means THIS page load is being served/intercepted, not just a future one. —
Meets basic installability criteria ✗ 0/113 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) ✓ 113/113 pages HTTPS is required for service workers and most install prompts. —