running Microsoft command line check sum executable (csiv.exe), need to compare it to the known correct value. Is it to be found on the web?
All versions in : Index of /libreoffice/old
In Details for the file, I think there are the checksums.
And there is no 64 bits version for windows.
Miguel Ángel, I think the OP meant that his Windows 8 is 64bit
Surely, but as there is not a LibreOffice just for Windows 8 64, can be a doubt less.
On LibreOffice Download:
Select the download version
Click on Info.