#stack420
Live, measured metrics for the hashtag #stack420 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #stack420
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 · mas.to (Mastodon public tags API) · fetched 2026-11-08 19:53 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mas.to (Mastodon public search API) · fetched 2026-11-08 19:53 UTCNo related tags with measured usage found for #stack420.
Live pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-11-08 19:53 UTCEverything below is measured over the latest 2 public posts (spanning ~11 hours).
Posting hours (UTC)
Languages: English (2)
Avg boosts / post: 0.5
Used together with
Top of the latest posts
It took all day, but at least I finished it. #stack420 2/5 ⭐⭐ ⏱️ 5m 2s 🔥 streak: 140 🌟 #stackdowncenturion puzzlist.com/stackdown
The middle two were a bit of a struggle. 0:04 0:09 0:36 0:48 0:11 0:03 stack420 5/5 🌟🌟🌟🌟🌟 ⏱️ 1m 51s 🔥 streak: 97 💎 #stackdowndiamondteam #stack420 puzzlist.com/stackdown
What “stack420” means
Wiktionarystack/stæk/
- noun(heading) A pile.
- verbTo arrange in a stack, or to add to an existing stack.
#stack420 across platforms
every network with a public tag surfaceFollow #stack420 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/stack420