The phrase "ability to verify" is correct and usable in written English.
You can use it when discussing someone's capacity or capability to confirm or validate information or data.
Example: "The software provides users with the ability to verify their identity through multiple authentication methods."
Alternatives: "capacity to confirm" or "capability to validate".
And so we must ask, Why does President Bush seek to take away our ability to verify our trust in him?
To improve our ability to verify the images we receive, we request that you submit the original, unmodified files captured by your digital camera or smartphone.
In 1999, the Senate rejected the Comprehensive Test Ban Treaty, which would have undermined America's ability to verify the reliability and effectiveness of its nuclear deterrent.
Transparency the ability to verify that Iran will honor international limits on its program is the whole point of the negotiations.
The use of a commercial information vendor comes as Congressional Republicans are expressing concern about the administration's ability to verify data in subsidy applications.
Transparency — the ability to verify that Iran will honor international limits on its program — is the whole point of the negotiations.
Questioned by Senator Susan Collins, Republican of Maine, Mr. Pearson said it was true that the I.N.S. had no ability to verify that illegal immigrants who were let go but told to leave the country actually did leave.
Mutual deterrence without treaties -- without, in particular, the ability to verify the other side's nuclear capability -- is merely a less reliable, considerably more anxious version of the deterrence policy that has kept the peace now for many years.
Mr. Sullivan said federal officials were not holding the companies that hired the employees responsible because, at the time, they did not have the ability to verify Social Security numbers.
