#calcium

Live, measured metrics for the hashtag #calcium from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #calcium

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.

$240.06/ year · 7-character #name
Claim #calcium — $240.06/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
2
Uses / 7 days
Mastodon
2
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0.4
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.online (Mastodon public tags API) · fetched 2026-09-26 01:12 UTC
0
09-20
0
09-21
1
09-22
0
09-23
0
09-24
1
09-25
0
09-26

2 uses by 2 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mastodon.online (Mastodon public search API) · fetched 2026-09-26 01:12 UTC

Live pulse

measured · mastodon.online (Mastodon tag timeline) · fetched 2026-09-26 01:12 UTC

Everything below is measured over the latest 40 public posts (spanning ~2815 hours).

Posting hours (UTC) — busiest: 18:00

00:0012:0023:00

Languages: English (30) · Russian (5) · German (3) · Dutch (1) · French (1)

Avg boosts / post: 0.9

Top of the latest posts

  • 💁🏻‍♀️ ICYMI: 🌳🪨 A large-scale field #experiment in #Wales shows that adding crushed volcanic #basalt rock dust to #soil accelerates native woodland growth. The #nature-based method boosted #carbon capture by up to 27% in the first four

    TKSST • seethis.tv 🌈🪐✨@[email protected]♥ 13↻ 132026-07-20 12:00 UTCView post →
  • What has #Strontium done to deserve this name? https://en.wiktionary.org/wiki/stronzo https://en.wiktionary.org/wiki/stronzio https://en.wiktionary.org/wiki/strontium Answer: Nothing, it was named after a Scottish town (etymologically unrel

    Oenanthe conioides ⁂@[email protected]♥ 2↻ 12026-06-24 14:36 UTCView post →
  • Had an appointment with my #IBD #dietician today. In addition to a #nutrition supplement for #Sperri Control, she also wants me to take a 28mg gentle #iron supplement as my #ferritin levels went down in my last #blood test. Some info she ga

    Neurodivergent BC :ir: :audhd:@[email protected]♥ 0↻ 02026-09-25 23:59 UTCView post →

What “calcium” means

Wiktionary · Wikipedia

calcium/ˈkælsi.əm/

  • nounThe chemical element (Symbol Ca), with an atomic number 20. It is a soft, silvery-white alkaline earth metal which occurs naturally as carbonate in limestone and as silicate in many rocks.
Full entry on Wiktionary →

Calcium is a chemical element; it has symbol Ca and atomic number 20. As an alkaline earth metal, calcium is a reactive metal that forms a dark oxide-nitride layer when exposed to air. Its physical and chemical properties are most similar to its heavier homologues strontium and barium. It is the fifth most abundant element in Earth's crust, and the third most abundant metal, after iron and aluminium. The most common calcium compound on Earth is calcium carbonate, found in limestone and the fossi

“Calcium” on Wikipedia (CC BY-SA) →

#calcium across platforms

every network with a public tag surface

Follow #calcium 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/calcium