An ISO built for will not boot on PA-RISC hardware and vice versa. The ISO filename usually includes ia64 or parisc . For 11i v3, most modern supported hardware is Integrity (Itanium).
Search for "HP-UX 11i v3" or your specific Software Bundle ID. Verify your entitlement to see available download links. Operating System Operating Environments (OEs) download image iso hp ux 11i v3
HPE historically offered a 60-day evaluation ISO for HP-UX 11i v3 for Integrity servers. Search for on the HPE Software Depot. However, as of 2025, HPE has reduced public evaluation availability. Some third-party Unix archives may host older evaluation copies, but always verify checksums. An ISO built for will not boot on