Older builds are sometimes mirrored on tech archive sites (e.g., archive.org). Example URL structure (now defunct for direct access): https://download3.vmware.com/software/vmw/esx/... (No longer public).
Reply "Cheat sheet" and I will condense the above to a printable PDF-style table.
Compare output to the checksum listed on the download page. Warning: Only for lab environments. Not official.
# Linux/Mac shasum -a 256 VMware-VMvisor-Installer-6.5.0.update03-xxxx.iso Get-FileHash VMware-VMvisor-Installer-6.5.0.update03-xxxx.iso -Algorithm SHA256
6.5.0 Update 3 (Build 19193954) – final release. Step 4: Verification (SHA256 Checksum) After download, verify integrity:
Since you likely need a (for IT procurement, a lab setup guide, or an assignment), I have prepared a Technical Brief & Download Guide for VMware ESXi 6.5.