#certain

Live, measured metrics for the hashtag #certain 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 #certain

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 #certain$240.06/yrBuy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0
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 2026-09-13 02:05 UTC
0
09-07
0
09-08
0
09-09
0
09-10
0
09-11
0
09-12
0
09-13

0 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 2026-09-13 02:05 UTC

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-13 02:05 UTC

Everything below is measured over the latest 40 public posts (spanning ~54551 hours).

Posting hours (UTC) — busiest: 01:00

00:0012:0023:00

Languages: English (35) · Ukrainian (3) · French (1)

Avg boosts / post: 0.2

Top of the latest posts

  • The surprisingly connected origins of "crime", "certain", and "secret". #etymology #wordnerd #linguistics #HistoricalLinguistics #language #words #lingcomm #crime #certain #secret https://youtube.com/shorts/JReM2H_8jMI

    Alliterative/Endless Knot@[email protected]012026-07-08 22:25 UTCView post →
  • I don't #understand but I do. How #certain people can have like 500,000 #followers with no #posts and others post 1,000+ #times with barely any followers. It's #power, #operations, it's #controlled.

    Jeremy Lavergne@[email protected]002026-06-13 18:57 UTCView post →
  • ゴミは速やかにゴミ箱へ Світе, швидко викидай своє сміття у смітник. Інакше настане червона зима. https://www.deviantart.com/poison-raika/art/Gomi-wa-Sumiyaka-ni-Komibako-e-1228640282 <> #trash #immediately #priority #essential #include #people #specif

    ポイズン雷花@[email protected]002026-06-06 18:31 UTCView post →

What “certain” means

Wiktionary · Wikipedia

certain/ˈsɝtn̩/

  • noun(with "the") Something certain.
  • adjectiveSure, positive, not doubting.
Full entry on Wiktionary →

Certainty is the epistemic property of beliefs which a person has no rational grounds for doubting. One standard way of defining epistemic certainty is that a belief is certain if and only if the person holding that belief could not be mistaken in holding that belief. Other common definitions of certainty involve the indubitable nature of such beliefs or define certainty as a property of those beliefs with the greatest possible justification. Certainty is closely related to knowledge, although c

Certainty” on Wikipedia (CC BY-SA) →

#certain across platforms

every network with a public tag surface

Follow #certain 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/certain