#ephemera

Live, measured metrics for the hashtag #ephemera 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 #ephemera

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.

$110.68/ year · 8-character #name
Claim #ephemera — $110.68/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
3
Uses / 7 days
Mastodon
3
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 40
0.5
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-09-10 07:26 UTC
0
09-04
1
09-05
0
09-06
1
09-07
0
09-08
1
09-09
0
09-10

3 uses by 3 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 2026-09-10 07:26 UTC
#AntiqueEphemera
1 uses · 1 accounts / 7d
#EphemeralMoments
0 uses · 0 accounts / 7d
#ephemeralfantasia
1 uses · 1 accounts / 7d
#ephemeral
0 uses · 0 accounts / 7d
#ephemeragames
0 uses · 0 accounts / 7d
#ephemeralart
0 uses · 0 accounts / 7d
#UrbanEphemera
0 uses · 0 accounts / 7d
#ephemerality
0 uses · 0 accounts / 7d
#ephemeralnature
0 uses · 0 accounts / 7d
#ephemeralprofitsinthenevernever
0 uses · 0 accounts / 7d
#ephemeraldata
0 uses · 0 accounts / 7d
#ephemeralorchid
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-09-10 07:26 UTC

Everything below is measured over the latest 40 public posts (spanning ~1374 hours).

Posting hours (UTC) — busiest: 10:00

00:0012:0023:00

Languages: English (36) · German (2)

Avg boosts / post: 1.3

Top of the latest posts

  • 1907 Labor Day Postcard . #LaborDay #Postcards #Ephemera

    Retro Librarian@[email protected]♥ 12↻ 62026-09-07 18:28 UTCView post →

  • Ich habe mich für @saxorum im Rahmen des Summer of Ephemera mit einer Quellengattung beschäftigt, die mir schon länger immer wieder große Freude macht: "Geschichte zum Kleben. Werbemarken und ihr Wert für die Landesgeschichte" Https://saxor

    Max Grund@[email protected]♥ 2↻ 52026-08-28 04:07 UTCView post →

  • Geschichte zum Kleben. Max Grund, @stadtwirtschaft, über Werbemarken und ihr Wert für die Landesgeschichte @dehypotheses https://saxorum.hypotheses.org/16829 #Ephemera #Pulsnitz #Bautzen #Kamenz #Hirschfelde #Dresden #SummerOfEphemera

    Saxorum - Landeskunde digital@[email protected]♥ 2↻ 42026-08-27 09:50 UTCView post →

What “ephemera” means

Wiktionary · Wikipedia

ephemera/ɪˈfɛməɹə/

  • nounObjects that are designed to be short-lived.
  • nounSomething short-lived or transitory.
Full entry on Wiktionary →

Ephemera are items which were not originally designed to be retained or preserved, but have been collected or retained. The word is both plural and singular.

“Ephemera” on Wikipedia (CC BY-SA) →

#ephemera across platforms

every network with a public tag surface

Follow #ephemera 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/ephemera