The Petition initiated by IPAN, and entitled

No Nuclear-Submarines; End U​.​S. dominance; Healthcare not warfare

Is still open for signatures, and currently has more than 26,800 signatures.
(For a link to the petition, click  here)

On 27th September, the petition was tabled by Senator Jordan Steele-John, and the Hansard entry for this tabling is as follows:

                                                      PETITIONS
                                                           AUKUS
Senator STEELE-JOHN (Western Australia) (17:29): by leave—I present a non-conforming petition of over 26,000 signatures, relating to the withdrawal of Australia from the AUKUS agreement and the stopping of the development of nuclear submarines.

(Hansard, Tuesday 27 September, 2022, P57)