July 2018 saw significant community events, such as the publication of "Cubes story GD" by IyuriI on July 7th and active verification attempts for extreme demons like "Yatagarasu". Analysis of the .rar File
During July 2018, the Geometry Dash community was in a long waiting period (the "2.2 wait") between major updates. The game was running on Update 2.11 .
A file with this timestamp likely contains the 2.11 version of the game, possibly with specific community-made texture packs or "hacks" (such as the Mega Hack) that were popular during that era.