#hc30s
Live, measured metrics for the hashtag #hc30s from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #hc30s
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 2026-10-05 04:13 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 2026-10-05 04:13 UTCLive pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-10-05 04:13 UTCEverything below is measured over the latest 2 public posts (spanning ~890 hours).
Posting hours (UTC)
Languages: English (2)
Avg boosts / post: 1
Used together with
Top of the latest posts
Week 30: Make a contact with another participant of the challenge – Well, that was easy. I make regularly contacts with @siwli . Additionally, in March I chased @yo3gnd on 20m SSB while he was activating a park. @hamchallenge #HC30S #hamrad
@ian @hamchallenge I find it a minor achievment on its own to have made it onto your blog, while also finishing #hc30s! I enjoy your writing style, direct, purposeful and not so flowery. Reminds me of an American novelist and his Cuban poly
#hc30s across platforms
every network with a public tag surfaceFollow #hc30s 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/hc30s