authenticated signature

Canvassers will be paid one dollar for every authenticated signature.

Although it was allowed an extension, anti-prostitution groups fell well short of gaining the number of authenticated signatures required for a citizen initiated referendum.

The authenticated signatures of the somewhat celebrated Camara and Gazza and the mythical Captain Cole appear.

Shakespeare's six authenticated signatures are written in secretary hand, a style of handwriting that vanished by 1700, and he used breviographs to abbreviate his surname in three of them.