The Persistence of the Pseudonym: Analyzing Early 2010s Digital Identities Introduction
Based on digital forensics and internet culture, this is most likely one of the following: Sexxyeryca 2011 09 06 CET 18
Because this identifier is highly specific and likely refers to a private or defunct personal account, there is no established academic or public "paper" written about it. However, if you are looking to write a paper The Persistence of the Pseudonym: Analyzing Early 2010s