This question is a
Normally, questions can't be marked as duplicates unless the dupe has an upvoted or accepted answer, which makes sense.
story-identification, I believe the policy is that the asker must also confirm that the accepted answer is the same story they were looking for. Is this correct? I believe this question and its discussion is the current consensus policy: Closing Story-Ident questions as duplicates (where there's no acceptance)
In this case, however, the asker confirms in the question itself that they're looking for the same story another person is: Short story where time runs backwards. Does that fulfill the requirement in that consensus? The asker has admitted they're looking for the same story, but how can even they be sure of that when there's no answer?