#counterexample

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

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2
Uses / 7 days
Mastodon
2
Accounts / 7 days
Mastodon
9
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 9
0.3
Avg reactions / post
Mastodon · last 9

Day-by-day usage

measured · fosstodon.org (Mastodon public tags API) · fetched 2026-07-27 09:13 UTC
1
07-21
1
07-22
0
07-23
0
07-24
0
07-25
0
07-26
0
07-27

2 uses by 2 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 2026-07-27 09:13 UTC
#counterexamples
0 uses · 0 accounts / 7d

Live pulse

measured · fosstodon.org (Mastodon tag timeline) · fetched 2026-07-27 09:13 UTC

Everything below is measured over the latest 9 public posts (spanning ~22214 hours).

Posting hours (UTC)

00:0012:0023:00

Languages: English (9)

Avg boosts / post: 1.8

Top of the latest posts

  • Apparently somebody posted a #counterexample to the Jacobian conjecture on X last night (found by an LLM). I won’t link that junk site, but somebody added it to Wikipedia already if you care: https://en.wikipedia.org/wiki/Jacobian_conjectur

    Thomas Kahle@[email protected]♥ 3↻ 72026-07-20 12:13 UTCView post →

  • Rohan Paul (@rohanpaul_ai) AI가 다항식 사상(polynomial maps) 관련 87년 된 수학 추측에 대해 인간이 찾지 못한 반례를 발견했다는 내용이다. 출력값으로부터 원래 입력을 항상 유일하게 복원할 수 있는지를 다루는 문제로, AI의 수학 탐색·반례 생성 능력이 순수수학 연구에 적용된 사례로 주목할 만하다. https://x.com/rohanpaul_ai/status/20798864227527562

    ainews@[email protected]♥ 0↻ 32026-07-22 11:55 UTCView post →

  • A digestion of the Jacobian conjecture counterexample https://terrytao.wordpress.com/2026/07/21/a-digestion-of-the-jacobian-conjecture-counterexample/ Comments: https://news.ycombinator.com/item?id=48998362 #HackerNews #JacobianConjecture #

    Hacker News@[email protected]♥ 0↻ 02026-07-21 21:37 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/counterexample