#pdc2019

Live, measured metrics for the hashtag #pdc2019 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 #pdc2019

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.

$240.06/ year · 7-character #name
Claim #pdc2019 — $240.06/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
2
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 2
0
Avg reactions / post
Mastodon · last 2

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-30 22:29 UTC
0
07-24
0
07-25
0
07-26
0
07-27
0
07-28
0
07-29
0
07-30

0 uses by 0 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 2026-07-30 22:29 UTC
#2019pdc
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-30 22:29 UTC

Everything below is measured over the latest 2 public posts (spanning ~5382 hours).

Posting hours (UTC)

00:0012:0023:00

Languages: English (2)

Avg boosts / post: 0

Top of the latest posts

  • I keep coming back to this one. QT Michael Busch @michael_w_busch 2019 April 29 Reviewing #PDC2019 #PlanetaryDefense tweets, I am reminded of Sagan & Ostro 1994 - "Long-Range Consequences of Interplanetary Collisions": https://jstor.org/sta

    Michael Busch@[email protected]♥ 0↻ 02023-11-15 20:58 UTCView post →

  • This from the 2019 Planetary Defense Conference remains true at the 2023 Planetary Defense Conference. #PDC2023 --- RT @michael_w_busch Reviewing #PDC2019 #PlanetaryDefense tweets, I am reminded of Sagan & Ostro 1994 - "Long-Range Consequen

    Michael Busch@[email protected]♥ 0↻ 02023-04-05 14:30 UTCView post →

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/pdc2019