: Check the "Properties" or "Get Info" on the file. If the metadata hasn't been stripped, it may contain the camera model, date taken, or GPS coordinates.

: Upload the file to Google Images or TinEye. This will show you every website where that specific image appears.

Based on the alphanumeric structure, this string is likely a typically used by web servers, image hosting services (like Imgur or Pinterest), or content management systems (CMS) to index files without naming conflicts. Why this filename exists

Without a description of the image itself, it is impossible to provide a "deep article" on its subject matter.