So where are the pictures of the damaged oil tanker and its repair, if it indeed was struck? That would be might big repair and insurance bill. Besides, why would a submarine be at the surface and hit a vessel? Why is there damage only to the nose and not to the conning tower or other structures?
There is no YouTube video showing the arrival with PNS Shah Jahan in followup that I can find, perhaps you have a link to share? Similarly, a link to the official citation as you claim would be preferable to hearsay.
(The USS San Fransisco was accompanied by the USCGC Galveston Island, USNS Fred W. Stockham, and USNS Kiska to Guam, as well as escorting aircraft.)