If you downloaded the note, search your "Downloads" folder for a .txt file with that date or timestamp in the name.
To find this content, please try the following steps on the device you originally used to write the note: Note 11/15/2022 2:31:41 PM - Online Notepad
Many sites auto-save notes to your browser. Revisit sites like JustNotepad or Evernote Online to see if the text is still in the editor. If you downloaded the note, search your "Downloads"
Search your history for November 15, 2022, to find the specific URL or service you used. If you downloaded the note
This will help me determine if there are specific recovery options for that platform. Online Notepad - Online Text Editor & WordPad for Notes
If you shared the note, check your sent emails or messages for a unique sharing URL.