Show HN: Penmentor – Claude marks up your handwritten math like a teacher

Penmentor is an open-source tool that uses the Claude AI model to recognize and correct handwritten math problems. It uses the Mediapipe library to process the image and the Claude API for processing and correction. The tool is hosted on GitHub and is currently in its initial stages of development. The author, Abdullah Alhariri, has made the code available for anyone to contribute and improve.