You did not mention which version of OpenBSD you tried to install. If it was the 5.2 release you could try to install a 5.3 snapshot:
Code:
98596 Apr 4 10:33 INSTALL.i386
22581 Apr 4 10:33 INSTALL.linux
2075 Apr 4 10:34 SHA256
56418201 Apr 4 10:33 base53.tgz
9595838 Apr 4 10:33 bsd
9623641 Apr 4 10:33 bsd.mp
6494632 Apr 4 10:33 bsd.rd
6639616 Apr 4 10:33 cd53.iso
70868 Apr 4 10:33 cdboot
2048 Apr 4 10:33 cdbr
3012608 Apr 4 10:33 cdemu53.iso
46063494 Apr 4 10:33 comp53.tgz
523640 Apr 4 10:33 etc53.tgz
1474560 Apr 4 10:33 floppy53.fs
1474560 Apr 4 10:33 floppyB53.fs
1474560 Apr 4 10:33 floppyC53.fs
2629519 Apr 4 10:33 game53.tgz
1607 Apr 4 10:34 index.txt
223625216 Apr 4 10:34 install53.iso
9984457 Apr 4 10:34 man53.tgz
78952 Apr 4 10:34 pxeboot
10735567 Apr 1 08:01 xbase53.tgz
64833 Apr 1 08:01 xetc53.tgz
39801283 Apr 1 08:01 xfont53.tgz
26952303 Apr 1 08:01 xserv53.tgz
4479364 Apr 1 08:01 xshare53.tgz