#ufp
Live, measured metrics for the hashtag #ufp from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #ufp
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 · mas.to (Mastodon public tags API) · fetched 2026-10-30 16:31 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mas.to (Mastodon public search API) · fetched 2026-10-30 16:31 UTCLive pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-10-30 16:31 UTCEverything below is measured over the latest 29 public posts (spanning ~39115 hours).
Posting hours (UTC) — busiest: 14:00
Languages: English (18) · German (8) · Slovak (1) · Spanish (1)
Avg boosts / post: 1.1
Top of the latest posts
In this study, they had to come up with a ML model to estimate #UFP from satellite observations and other ground-level parameters.
⚠️ We don't monitor #UFP #AirQuality monitoring stations are mandated to monitor PM2.5 and PM10. This is particle mass. Therefore, the small particles are ignored. They don't have much mass.
This number is alarming: 2 million premature deaths worldwide due to exposure to ultrafine particles #UFP https://www.mpic.de/6028365/ultrafine-particles-in-the-air 📄 https://dx.doi.org/10.1093/cvr/cvag136 #AirPollution #CardiovascularDise
#ufp across platforms
every network with a public tag surfaceFollow #ufp 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/ufp