Show HN: Penmentor – Claude marks up your handwritten math like a teacher
0 comments
–Rank now
#22Peak rank
1Days on list
–Score · 7d
Oct 20, 2026First seen
Trending history
Show HN: Penmentor – Claude marks up your handwritten math like a teacher was first seen on Hacker News · Front page on Oct 20, 2026. Since then it has appeared in 14 checks on 1 different day. Its best position was #22 of 30, reached on Oct 20, 17:02 UTC. It dropped off the list after Oct 20, 19:02 UTC.
This page has little history so far; it stays out of search results until the item has trended on two days or has more context.
Rank history
Position on Hacker News · Front page at every check (lower is better).
Last 14 days
Best rank per day (UTC).
Oct 26today
Metric history
Platform metric as reported by Hacker News.
Featured in
Archived daily, weekly and monthly lists that include this entry.
Hacker News 1 day, best #22
Questions
Is Show HN: Penmentor – Claude marks up your handwritten math like a teacher trending on Hacker News right now?
Not at the moment. It was last on the list on Oct 20, 19:02 UTC, after 1 day of trending.
What is the highest rank Show HN: Penmentor – Claude marks up your handwritten math like a teacher reached?
#22 on Hacker News · Front page, on Oct 20, 17:02 UTC. Trendoday checks this list every 15 minutes.
How long has Show HN: Penmentor – Claude marks up your handwritten math like a teacher been trending?
It was first seen on Oct 20, 2026 and has been on the list on 1 day (14 checks) since.