#18c3
Live, measured metrics for the hashtag #18c3 from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #18c3
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 2026-09-29 01:41 UTC0 uses by 0 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 2026-09-29 01:41 UTCLive pulse
measured · mastodon.social (Mastodon tag timeline) · fetched 2026-09-29 01:41 UTCEverything below is measured over the latest 14 public posts (spanning ~67763 hours).
Posting hours (UTC) — busiest: 17:00
Languages: German (8) · English (4) · Swedish (2)
Avg boosts / post: 3
Top of the latest posts
Fotos vom 18C3 (Berlin, Haus am Köllnischen Park, 2001) #18C3 #CCC
#18c3
Long long time ago, I can still remember when we used to penn in the Turnhalle beim Kongress :) #18c3 #hakp
#18c3 across platforms
every network with a public tag surfaceFollow #18c3 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/18c3