#category4
Live, measured metrics for the hashtag #category4 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #category4
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · mastodon.social (Mastodon public tags API) · fetched 2026-09-29 23:46 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.social (Mastodon public search API) · fetched 2026-09-29 23:46 UTCLive pulse
measured · mastodon.social (Mastodon tag timeline) · fetched 2026-09-29 23:46 UTCEverything below is measured over the latest 24 public posts (spanning ~30112 hours).
Posting hours (UTC) — busiest: 10:00
Languages: English (24)
Avg boosts / post: 0.8
Top of the latest posts
I’ve continued to update evacuation information for #Category4 #HurricaneIdalia in a format that can be easily read on a phone or laptop, UNLIKE the official FL site. #Idalia #Florida https://themoderatevoice.com/florida-evacuation-orders-i
#VicePresident #KamalaHarris issues #HurricaneMilton #warning to #residents as ‘#lifethreatening’ #storm heads for west-central #Florida. The #Category4 #Hurricane has sustained #winds of 155 mph with higher gusts, posing a serious #threat
#HurricaneMilton is now at #Category3 strength. NOAA is currently forecasting it will increase in strength to #Category4 before dropping back to category 3 before landfall. Of course that could change. #FLwx #Cat3 #Cat4 Open GISsurfer map:
What “category4” means
Wiktionarycategory/ˈkætəˌɡɔɹi/
- nounA group, often named or numbered, to which items are assigned based on similarity or defined criteria.
#category4 across platforms
every network with a public tag surfaceFollow #category4 straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/category4