This specific naming format is common on portfolio sites or archival platforms. Searching for the string "jessy-private" (with quotes) on search engines may lead you to the host gallery or the artist's official page.
: Excellent for tracking the specific history and oldest version of a file. jessy-private-014_39-lg.jpg
: Often indicates the collection or set name (e.g., a "private" shoot or non-commercial set). 014 : Usually the folder number or shoot sequence. This specific naming format is common on portfolio