Examples of oaths that are not
verifications on oath or affirmation, and which would not require identifying the person, would be oaths of office, promises about future behavior, or oaths before oral testimony.
The exception is
verification on oath or affirmation, which means swearing or affirming that a certain written statement is true.
Not exact matches
I can also spend some time cross examining that witness
on his or her understanding of what
verification requires and
on the concept of perjury (by answering interrogatories «under
oath» the witness becomes subject to perjury if the answers are both material and knowingly false).