#onthisdayinhistory
Live, measured metrics for the hashtag #onthisdayinhistory from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #onthisdayinhistory
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 2026-11-05 19:53 UTC7 uses by 6 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 2026-11-05 19:53 UTCNo related tags with measured usage found for #onthisdayinhistory.
Live pulse
measured · mastodon.social (Mastodon tag timeline) · fetched 2026-11-05 19:53 UTCEverything below is measured over the latest 40 public posts (spanning ~934 hours).
Posting hours (UTC) — busiest: 05:00
Languages: English (40)
Avg boosts / post: 0
Used together with
Top of the latest posts
#OnThisDayInHistory, Dolly Parton releases her hit single "Jolene" in 1973. It's a good one to sing to make sure you wash your hands long enough!
#OnThisDayInHistory, Kathy Sullivan is the first American woman to perform a spacewalk in 1984. Pictured: Me preparing (NOT) to go on a spacewalk. #Feminism #ItsAboutDamnTime
#OnThisDayInHistory, Texas and Wyoming both elect the first female governors, Miriam Amanda “Ma” Ferguson and Nellie Tayloe Ross, respectively, in 1924. #feminism #ItsAboutDamnTime
#onthisdayinhistory across platforms
every network with a public tag surfaceFollow #onthisdayinhistory 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/onthisdayinhistory