#cobalt60
Live, measured metrics for the hashtag #cobalt60 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #cobalt60
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 2026-10-05 07:07 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.social (Mastodon public search API) · fetched 2026-10-05 07:07 UTCLive pulse
measured · mastodon.social (Mastodon tag timeline) · fetched 2026-10-05 07:07 UTCEverything below is measured over the latest 7 public posts (spanning ~41128 hours).
Posting hours (UTC)
Languages: English (7)
Avg boosts / post: 6.6
Top of the latest posts
"The press have repeated a statement initially peddled by #TEPCO, that this contaminated water only includes #tritium. This is untrue, and tritium is not without its own risks. The water being discussed has been through the various filtrati
Forwarded to me by a friend. #radiation #radioactive #cobalt60 (EDIT: image source is the Los Alamos Orphan Source Recovery Program. Further info at https://twitter.com/nuclearkatie/status/1249917284098981894 .)
Vaughn Bode’s classic comix character Cobalt 60 #drawing #illustration #cobalt60 #comix #undergroundcomix #fediart #mastoart
What “cobalt60” means
Wiktionary · Wikipediacobalt/ˈkəʊ.bɒlt/
- nounA chemical element (symbol Co) with an atomic number of 27: a hard, lustrous, silver-gray metal.
Cobalt is a chemical element; it has symbol Co and atomic number 27. As with nickel, cobalt is found in the Earth's crust only in a chemically combined form, save for small deposits found in alloys of natural meteoric iron. The free element, produced by reductive smelting, is a hard, lustrous, somewhat brittle, gray metal.
“Cobalt” on Wikipedia (CC BY-SA) →#cobalt60 across platforms
every network with a public tag surfaceFollow #cobalt60 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/cobalt60