I think you might be referring to a digital time stamp that is added to the doc as metadata. Or I must be using a different version of "Fill and Sign". The only option available was to add a "psuedo" signature which was basically an image of a signature generated by Acrobat DC. There was no option to insert a visible date.I'm my case I didn't need to maintain the underlying structure or meta data. I would bet that there a many others that have found themselves in the same situation as myself. I ...

Not entirely true. I added my signature to a LiveCycle document using the "Fill and Sign" feature. The frustrating part is that I couldn't add a date next to the signature I just inserted. Solution: Use the "Print" function to print document as a PDF file. This will convert the document to a pdf format that you can edit.