It's not so much discovering something which would strengthen it, as discovering something which would weaken it.
Since your comments point to a trail which leads to a plausible individual, it is difficult to see a serious legitimate benefit which arises from not claiming to be that person. On the other hand, falsely claiming to be that person would have legal implications.
[Edit] on a meta-level, I believe that a precedent for this type of offer to be made anonymously is a hazard to the HN community.
Since your comments point to a trail which leads to a plausible individual, it is difficult to see a serious legitimate benefit which arises from not claiming to be that person. On the other hand, falsely claiming to be that person would have legal implications.
[Edit] on a meta-level, I believe that a precedent for this type of offer to be made anonymously is a hazard to the HN community.