'demand confirmation' is correct and usable in written English.
You can use it to ask someone to provide evidence that something exists or is true. For example, "I demand confirmation that my order has been processed."
A handful of Democrats joined with Republicans today to give President Bush his first significant victory in the Senate on the domestic security measure, agreeing not to demand confirmation power over the appointment of the White House homeland security director.
Should a similar situation involving the anonymity of advice column patients happen again, people will demand confirmation of identity — and assume that the editor's silence means they are on the right track.
Given the range of threats that we face and the vulnerability that can be a part of every presidential transition, I hope that we can proceed swiftly for those natural security officials who demand confirmation.
The assessment of the value of controlling these factors, and their combination, for future developments requires support of biological testing in appropriate mechanistic models, but also imperatively demand confirmation in therapeutically relevant in vivo models for biodistribution, efficacy, and lack of off-target effects.
It probably nests in close proximity to waterfalls, like other Cypseloides swifts, but again this demands confirmation.
Ian Wright, the head of the influential business, innovation and skills select committee in Westminster, demanded confirmation that the pay rise would apply throughout the business.
On October 7 the companies demanded "confirmation that commercial confidentiality would be accepted as a valid reason for not identifying its agents".
Imperial wrote to the department to say it was alarmed to learn that in April the government had spoken in favour of plain packaging for cigarettes during a European Council working group meeting and demanded confirmation from the department.
(Reuters) IRAN: JEWS' DEFENSE -- The defense in the espionage trial of 13 Jews chipped away at confessions by the accused and demanded confirmation that material said to have been passed to Israel was in fact secret.
Captain Marcus Chaplin Andre Braugherr) demands confirmation of the orders only to be unceremoniously relieved of duty by the White House.
First, our study is based on a hospital population and demands confirmation in a more general sample.
