Latest version in portage is from 2007. Ebuild for 1.3.1 works fine with 1.3.5. Reproducible: Always
*** Bug 330741 has been marked as a duplicate of this bug. ***
+*tpm-tools-1.3.5 (30 Nov 2010) + + 30 Nov 2010; Dane Smith <c1pher@gentoo.org> +tpm-tools-1.3.5.ebuild: + Version bump to 1.3.5 wrt bug 329457. + *Moved to EAPI 2. + *A few small QA fixes. Updated in CVS. Thanks for reporting!