SHA512 (potrace.pdf) = 947bc6261b39034502e1d6ce7080e08d242793a40fef21335a48764f5aeabf09f84dc1bdbde4d0bf28e06d91352f63653b5c19460cc3cf6ad4aad142bb188e37
SHA512 (potracelib.pdf) = 120453e525913f1b6202867d87635cad8c4dfd0e594d9af783a476265941ea0df65456932f97c1707943e37ee782121c51d79ed0b12ba3aecb6a6cbb7fb75de3
SHA512 (potrace-1.15.tar.gz) = c9a8edd4f3339da587b9b32e12c83c8f7b993c7c23f551fa267545d9411679bc024924e23596ed1c83985693fc894b65dfa9f860275de395d9e0a88da37a4f02