A more thorough explanation:

A chartophylax is a person who keeps records or public documents. They are also known as a registrar.

• The chartophylax at the courthouse is responsible for maintaining all legal documents.
• The university's chartophylax keeps track of all student transcripts and academic records.

These examples show how a chartophylax is responsible for keeping important records and documents organized and accessible. They play a crucial role in maintaining accurate and up-to-date information for various institutions.