corroborated

The result has been rubber-stamped by the central election commission even though it was not corroborated by Western polling groups.

DNA-based analyses, used to predict the age of animal groups by comparing them with their closest living relatives, have corroborated this hypothesis.

This information has been corroborated by additional sources from Portugal.

In fact, she had gone straight to bed alone after a night out, which a friend corroborated in court.

But it's corroborated by everyone at tonight's get-together.