#PiDay2025

Live, measured metrics for the hashtag #PiDay2025 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 #piday2025

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.

$51.02/ year · 9-character #name
Claim #piday2025 — $51.02/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
~0.7/hr
Recent pace
Mastodon · last 40
1.2
Avg reactions / post
Mastodon · last 40

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-29 00:27 UTC
0
07-23
0
07-24
0
07-25
0
07-26
0
07-27
0
07-28
0
07-29

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 2026-07-29 00:27 UTC

No related tags with measured usage found for #piday2025.

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-29 00:27 UTC

Everything below is measured over the latest 40 public posts (spanning ~58 hours).

Posting hours (UTC) — busiest: 11:00

00:0012:0023:00

Languages: English (33) · German (4) · Dutch (2) · Spanish (1)

Avg boosts / post: 2.3

Top of the latest posts

  • The remarkable equation for π by Indian mathematician Srinivasa Ramanujan (1887-1920) is an infinite series with some curious numbers. The first k terms of the sum give π whose first ~8*k decimal digits are accurate. These digits do not cha

    AkaSci 🛰️@AkaSci♥ 22↻ 102025-03-14 11:16 UTCView post →

  • Happy Pi Day 🥧 And Happy Birthday to Albert Einstein. Here are a few mathematical representations of π developed over the ages. Can you identify the mathematicians behind these equations? https://en.wikipedia.org/wiki/Pi https://en.wikiped

    AkaSci 🛰️@AkaSci♥ 22↻ 292025-03-14 11:06 UTCView post →

  • Pedro the #Math Cat 🐈 having an epic pi day #Cats #CatsOfMastodon #pi #PiDay #PiDay2025

    Adam Coffman@[email protected]♥ 1↻ 22025-03-14 18:34 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/piday2025