31-jan - Google Drive -

of a "piece" (document) from that specific date using Version History ?

It seems you are looking for assistance with a file from January 31st , but the intent is a bit unclear. Could you clarify if you mean: 31-jan - Google Drive

Find what's changed in a file - Computer - Google Docs Editors Help of a "piece" (document) from that specific date

using the Email Draft building block in Google Docs? 31-jan - Google Drive

or file that was last modified on January 31st ?