The phrase "attests to the validity" is correct and usable in written English.
It can be used when you want to indicate that something serves as evidence or proof of the truth or accuracy of a claim or statement.
Example: "The extensive research conducted over the years attests to the validity of the theory proposed by the scientists."
Alternatives: "serves as evidence of" or "proves the accuracy of".
He recently published experimental evidence that he says attests to the validity of this theory.
The association between age, parity, BMI and mammographic density is similar, as described in the literature [ 6, 7]; this attests to the validity of the mammographic measurements.
Overall these results attests to the validity of the EOC cell lines as an in vitro model for studying gene candidates but point out that some genes may be influenced by microenvironment, a factor that should be taken into consideration when investigating the molecular biology of specific genes.
During the course of its 7-year implementation, the Teasdale-Corti program provided experiential evidence that attests to the validity of both GHRI's initial understanding of global health and the subsequent definition of the field offered by Koplan and colleagues (11).
In all, local newspapers reported that dozens of sober, reserved pillars of the community reported the event to the police while dozens more later attested to the validity of those claims by stating that they, too, had seen the lights.
For example, numerous experiments have shown that attesting to the validity of a form such as a tax filing, test, or expense form before we fill it out tends to make us more honest.
Last September, the law firm repeated in a deposition what it had stated in the "official statements" that accompanied each of the 14 bond issues: that it had attested to the validity of 72 of the 88 contracts signed by the utilities.
We argue that these firms may have the incentive to hire an auditor to attest to the validity of their IC report.
To be sure, they earn appreciative nods for that at a time when headlines ballyhooing shootings in cities across country and responses to them attest to the validity of the thesis.
