Notice the striations that appear across the surface of the foil. It is unknown whether these marks were present upon delivery.

This photo shows a piece of solder that is attached to the top surface of the foil.

This photo shows a piece of dust(?) that is attached to the top surface of the foil.

This photo shows a wide angle view of the surface of the foil. Notice the striations present.

This photo shows a mark in the copper coating of the foil.