#xkcd_s_whatif
Live, measured metrics for the hashtag #xkcd_s_whatif from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #xkcd_s_whatif
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 2026-08-03 04:50 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 2026-08-03 04:50 UTCNo related tags with measured usage found for #xkcd_s_whatif.
Live pulse
measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-08-03 04:50 UTCEverything below is measured over the latest 17 public posts (spanning ~14543 hours).
Posting hours (UTC) — busiest: 09:00
Languages: English (17)
Avg boosts / post: 0.2
Top of the latest posts
What would a #rainbow be like on Tatooine? via #xkcd_s_whatIf? https://www.youtube.com/watch?v=BO8rOs05v48 #physics
What if everything was #antimatter EXCEPT #Earth? 20260616, via #xkcd_s_whatif, https://www.youtube.com/watch?v=TFhrRrRdUbA #physics #ohTheCalamity!
What if you dropped a #bowlingBall in the #MarianaTrench? 20260526, via #xkcd_s_whatif, https://www.youtube.com/watch?v=FYoHYq8VRt0 #physics
#xkcd_s_whatif across platforms
every network with a public tag surfaceFollow #xkcd_s_whatif 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/xkcd_s_whatif