'truthful representation' is correct and usable in written English.
You can use it when referring to an accurate representation of facts or data. For example, "The lawyer argued that the defendant had not given a truthful representation of the facts."
"The orchestra successfully presented the peculiar attraction and diverse emotion of music pieces of Mozart through exquisite rendition and truthful representation," the agency reported.
Integrity refers to the vendor's tendency to honour agreements in good faith, truthful representation of information, ethical business conduct, and fulfilment of promises.
Another provision that bothers several science lobbyists would require scientists to certify that anything published as a result of their NSF grant "will be based on an accurate and truthful representation of the research results".
Winckelmann clearly belongs to the tradition that finds beauty in the truthful representation of the objective perfections of body and mind, rather than in the stimulation of the play of the mental powers of the audience for beauty.
The ability to digitise and reproduce images of the Russian icon as a truthful representation of the real object proved to be difficult, and significantly different results were obtained from the ten systems and workflows tested.
It has been argued (e.g., Armendt 1993) that this way of framing probability assignments introduces pragmatic considerations on beliefs, to do with navigating the world successfully, into a setting that is by itself more concerned with belief as a truthful representation of the world.
Although the plays contained characters whose natures seemed overly virtuous, and whose trials were too easily resolved, they were nonetheless accepted by audiences as truthful representations of the human predicament.
In relation to understanding the processes involved in the policy-making, therefore, the respondents might have conflicting views that do present truthful representations of what people saw and heard.
They are truthful, artistic representations of life which possess a subtle theatricality (a characteristic evident throughout his practice).
The paintings of Gustav Courbet, Édouard Manet, and the Impressionists represent a deepening rejection of the prevailing academic traditions of Neoclassicism and Romanticism and a quest for a more-truthful naturalistic representation of the visual world.
Don't sweat it, unless you're talking about the big gray sweatpants that people would actually be wearing in truthful wardrobe representations, in which case I say sweat it all the way.
