PDF File Attachment Annotation (see 188.8.131.52, “File attachment annotations”). A file attachment annotation (PDF 1.3) contains a reference to a file, which typically shall be embedded in the PDF file (see 7.11.4, “Embedded file streams”).
File icon name. Defines how the attachment looks. Supported are PushPin, Paperclip, Graph and Tag.
PSPDFFileIconNamePaperclipif not specified.