SHA512 (potrace.pdf) = 6ab79dd11016785da77f7e37187fecb9d0b99bf13c331327ff936ff5dae34f867f191b561c78216941f4063714d7379bb14b356a2af088ecaf76cb0d3f65562c
SHA512 (potracelib.pdf) = 191d362bedfecc2748d365c6d4867c31e13fe8b5c575c357031b187757a068dc817a88f231cd1e29d2e77596414e50a429a427db3f5df05b9a0a45e3fc12a942
SHA512 (potrace-1.16.tar.gz) = 10d85ed3fada80951223c65e923b5e6ee3e76e071575971d5b09b996b477ec5ff2403e0337c44963c6b441cc3ba6c4f7009541124a25c16b7721fdebd1f774b9