#echa

Live, measured metrics for the hashtag #echa from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #echa

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.

$2,449.80/ year · 4-character #name
Claim #echa — $2,449.80/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0.4
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.social (Mastodon public tags API) · fetched 2026-10-12 18:07 UTC
0
10-06
0
10-07
0
10-08
0
10-09
0
10-10
0
10-11
0
10-12

0 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 2026-10-12 18:07 UTC
#echange
1 uses · 1 accounts / 7d
#échapper
1 uses · 1 accounts / 7d
#echas
0 uses · 0 accounts / 7d
#écharde
0 uses · 0 accounts / 7d
#echanges
1 uses · 1 accounts / 7d
#echallens
0 uses · 0 accounts / 7d
#echappeesbelles
2 uses · 2 accounts / 7d
#échassiers
1 uses · 1 accounts / 7d
#echappeebelle
1 uses · 1 accounts / 7d
#EchaPrzeglądów
0 uses · 0 accounts / 7d
#échangesMessenger
0 uses · 0 accounts / 7d
#echangedesavoirs
0 uses · 0 accounts / 7d

Live pulse

measured · mastodon.social (Mastodon tag timeline) · fetched 2026-10-12 18:07 UTC

Everything below is measured over the latest 40 public posts (spanning ~27241 hours).

Posting hours (UTC) — busiest: 12:00

00:0012:0023:00

Languages: English (21) · French (5) · German (4) · Polish (3) · Dutch (2) · Spanish (1)

Avg boosts / post: 0.9

Top of the latest posts

  • #PFAS-Verbot: Eine Welt ohne #Teflon? Die europäische #Chemikalienagentur #ECHA erwägt weit reichende Beschränkungen für fluorierte Chemikalien, die in Düsentriebwerken, Elektroautos, Kühlsystemen, Halbleitern und unzähligen Endprodukten ve

    O=C=O@tuxom♥ 10↻ 172023-08-14 20:06 UTCView post →

  • Intentionally added #microplastics will be restricted within the EU in 20 days, with phased restrictions based on complexity to adapt. #Microbeads in cosmetics will be banned immediately, infill for sports pitches in 8 years, 4-12 years for

    Sam Harrison@samharrison7@mas.to♥ 3↻ 112023-09-26 21:44 UTCView post →

  • Il #TFA é stato ufficialmente classificato dall’Agenzia europea per le #sostanzechimiche #ECHA come sostanza #tossica per la riproduzione È uno dei #PFAS più diffusi nell’ambiente, può derivare dalla degradazione di alcuni #pesticidi PFAS,

    Volt🟣 Simone Stalfieri@simonestalfieri♥ 2↻ 02026-06-19 16:22 UTCView post →

#echa across platforms

every network with a public tag surface

Follow #echa 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.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

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/echa