Could you clarify or what type of content you were looking for (e.g., a specific show or 3D model)?
To open this file, you will need software like 7-Zip (Windows) or Keka (macOS). If the archive is part of a "multi-volume" set (e.g., .001, .002), you generally need all parts in the same folder to extract the contents successfully. 31-40.7z
Digital marketplaces like ArtStation use this naming convention for large collections, such as the "Famous Roman Statues" series, where the archive contains the 31st through 40th models in the set. Could you clarify or what type of content