In the metadata panel, you can access the metadata of your material.
Name: Name of the Substance material or name you gave when saving your material (not editable)
Description: Description of your material or description embedded in the Substance material
Category: Category of your material or category embedded in the Substance material
Author: Author of your material or author embedded in the Substance material. Per default, the author's name is the name of your OS account.
Creation date: Creation date of your material in Substance Alchemist or import date of the material in Substance Alchemist
Update date: Update date of your material in Substance Alchemist
Tags: Tags of your material or tags embedded in the Substance material
Rating: Rating of your material
Currently, all metadata is specific to Substance Alchemist.