#opencpc
Live, measured metrics for the hashtag #opencpc from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #opencpc
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Day-by-day usage
measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-29 18:07 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · fosstodon.org (Mastodon public search API) · fetched 2026-07-29 18:07 UTCNo related tags with measured usage found for #opencpc.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-29 18:07 UTCEverything below is measured over the latest 4 public posts (spanning ~11280 hours).
Posting hours (UTC)
Languages: English (4)
Avg boosts / post: 8.8
Top of the latest posts
This is amazing, not only a lower cost CPC for measuring mask fit and ultrafine particles in a room, but also a new probe to measure fit of a respirator without destroying it, check out the video from @openaeros and @masknerd to see how it
It's been a while since the last big OpenCPC update - The new probe that you slide under the respirator to test fit without destructive modification is an interesting development. https://www.youtube.com/watch?v=R_P0gM5Gudo #opencpc #fittes
The #OpenCPC condensing particle counter in the wild! @masknerd at the #AAAR23 American Association for Aerosol Research conference. https://twitter.com/OpenAeros/status/1709427372737356014 #FitTest
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/opencpc