#certainly
Live, measured metrics for the hashtag #certainly from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #certainly
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 · fosstodon.org (Mastodon public tags API) · fetched 2026-09-11 21:15 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 2026-09-11 21:15 UTCLive pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-11 21:15 UTCEverything below is measured over the latest 8 public posts (spanning ~32270 hours).
Posting hours (UTC)
Languages: English (8)
Avg boosts / post: 1.4
Top of the latest posts
ROBIN MEETS THE #FEDIVERSE ROBIN: So #Mastodon is not the fediverse? GPT: No. Mastodon is one part of it. ROBIN: One part of what? GPT: A large network of independently run communities that can communicate with one another. ROBIN: So my Mas
#Certainly... #IF you want to #Learn #HowToBeACunt... #DenizOpal / #DenizHuseyin can #TeachYou... #AtLeastSomething... | #LowestCommonDenominator #Stuff And, #TheFediverseRemembers... #JustSayin' 🧙:spinning_pinwheel:🤖🐺🤖:spinning_pinwhe
The PKI gods thank #certainly (#fastly CA) for not having a nonsensical CN on their new root certificates. Not looking at you #letsencrypt
What “certainly” means
Wiktionary · WikipediaCertainty 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) →#certainly across platforms
every network with a public tag surfaceFollow #certainly 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/certainly