#sci

Live, measured metrics for the hashtag #sci 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 #sci

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.

$5,313.74/ year · 3-character #name
Claim #sci — $5,313.74/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
5
Uses / 7 days
Mastodon
5
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0.7
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-10-29 09:12 UTC
1
10-23
1
10-24
0
10-25
1
10-26
1
10-27
1
10-28
0
10-29

5 uses by 5 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 2026-10-29 09:12 UTC
#SciArt
50 uses · 41 accounts / 7d
#SciComm
40 uses · 36 accounts / 7d
#scifi
371 uses · 285 accounts / 7d
#Science
1,346 uses · 530 accounts / 7d
#SciFiArt
40 uses · 27 accounts / 7d
#sciencefiction
230 uses · 182 accounts / 7d
#sciopero
14 uses · 12 accounts / 7d
#SciFiTV
3 uses · 1 accounts / 7d
#sci26
1 uses · 1 accounts / 7d
#SciPost
5 uses · 2 accounts / 7d
#sciences
8 uses · 7 accounts / 7d
#Scienza
10 uses · 10 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-10-29 09:12 UTC

Everything below is measured over the latest 40 public posts (spanning ~1184 hours).

Posting hours (UTC) — busiest: 07:00

00:0012:0023:00

Languages: English (28) · German (1) · Czech (1)

Avg boosts / post: 1.8

Top of the latest posts

  • Fireworks, in space. Or: a peek behind the scenes of big camera with flash photographs that could be in space. But are really on earth (sorry to destroy the illusion that I don’t actually have a space ship with time travel!) This is wanderi

    Benjamin Simpson@[email protected]♥ 14↻ 32026-09-11 07:27 UTCView post →

  • Six fingers of the Palagsen people of Exoplanet 25372. Evolved, interestingly, from a mollusc type creature. The hands perfectly grasp the fetasax fruit. They mastered space travel thousands of years ago, but decided not to explore the gala

    Benjamin Simpson@[email protected]♥ 10↻ 22026-10-20 07:49 UTCView post →

  • Madness, poetry, love, and rage. Solae, constructed to be the Jade Emperor's spy, flies out on a secret extended mission. Between command directives that bind them, assassins, traitors, and the mind- and body-stealing Thanarchs, they strugg

    Mary Holstege@[email protected]♥ 2↻ 32026-09-30 16:05 UTCView post →

#sci across platforms

every network with a public tag surface

Follow #sci 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.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

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/sci