Unverified50% confidenceFactExact time
Penmentor is a project posted on Hacker News' Show HN section that claims to use Claude models to grade handwritten math homework.
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
10/20/2026
First Seen
Valid until: 11/3/2026
Sources
Related Entities
Related Claims
UnverifiedThe project was shared on Reddit by a developer and originally grew out of hand-drawn concept relationships in the author's notebook.58% similarUnverifiedHacker News's Show HN is a submission tag designed specifically for creators to showcase their own work, and the submitter is usually the project author.58% similarUnverifiedIn the project demo, Claude can directly add annotation boxes and text on handwritten images, simulating the effect of a teacher circling and marking with a red pen.58% similarUnverifiedDonald Knuth是《计算机程序设计艺术》的作者和TeX排版系统的创造者57% similar
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