<div dir="ltr"><div>The problem could be that the USPTO does some processing on their end and that changes the file from the version that you uploaded so the hash strings will never match. Keep in mind however that humans have to look at these files and humans don't read computer bits directly. We read text and images.<br></div><div><br></div><div><br clear="all"></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr">Andrew H. Berks, Ph.D., J.D.</div><div>Patent Attorney</div><div>Berks IP Law PLLC</div><div><span style="font-size:12.8px">85 Broad St 17th Fl</span><br></div><div dir="ltr">New York NY 10004 (US)<br><div><div><span style="font-size:12.8px">mobile: </span><span title="Call with Google Voice" style="font-size:12.8px"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice"><span title="Call with Google Voice">+1 845-558-7245<a href="http://voice.google.com/calls?a=nc,%2B18455587245" rel="noopener" title="Call +1 845-558-7245 via Google Voice" target="_blank"></a><a href="http://voice.google.com/calls?a=nc,%2B18455587245" rel="noopener" title="Call +1 845-558-7245 via Google Voice" target="_blank"></a><a href="http://voice.google.com/calls?a=nc,%2B18455587245" rel="noopener" title="Call +1 845-558-7245 via Google Voice" target="_blank"></a></span></span></span></span></span></span></span></span></span></span></span></span></span></span><br></div><div><a href="mailto:andrew@berksiplaw.com" target="_blank">andrew@berksiplaw.com</a>, <a href="https://berksiplaw.com/" style="font-size:12.8px" target="_blank">berksiplaw.com</a><span style="font-size:12.8px"> </span><span style="font-size:12.8px"> </span><a href="https://www.linkedin.com/in/andyberks/" style="font-size:12.8px" target="_blank">LinkedIn</a><span style="font-size:12.8px"> </span></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div><br></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Fri, Dec 13, 2024 at 3:00\u202fAM William Ahmed via Patentpractice <<a href="mailto:patentpractice@oppedahl-lists.com">patentpractice@oppedahl-lists.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div><div style="font-family:Helvetica Neue,Helvetica,Arial,sans-serif;font-size:13px"><div dir="ltr">Dear List,</div><div dir="ltr"><br></div><div dir="ltr">BACKGROUND (The Old Days -- EFS Web)</div><div dir="ltr"><br></div><div dir="ltr">Until 2023, we always submitted filings via EFS web. EFS web provided the BYTE COUNT upon filing.</div><div dir="ltr"><br></div><div dir="ltr">This was great and important.</div><div dir="ltr"><br></div><div dir="ltr">If 3 years later, when filing the figures for a continuation application, I wanted to make 100% sure that I was re-filing the <i>exact same pdf file </i>(instead of another version with the same file-name),</div><div dir="ltr">I would check the byte count (usually using an MS-DOS window - yeah, I am over 50 years old) to make sure.</div><div dir="ltr"><br></div><div dir="ltr"><br></div><div dir="ltr">PATENT CENTER (I need the same functionality that I used to have)</div><div dir="ltr"><br></div><div dir="ltr">Now we live in the world of SHA-512 - Patent Center gives SHA-512 rather than bye count.</div><div dir="ltr">I want to do the same for Patent center - I want the ability to take a pdf file on my computer (e.g. 11 months after filing a US provisional), run it through SHA-512 and reproduce the SAME SHA-512 string.</div><div dir="ltr"><br></div><div dir="ltr">I am embarrassed to say that I TRIED and I FAILED</div><div dir="ltr"><br></div><div dir="ltr">In Jan 2024, a US provisional was filed -- the drawings file (USProvfiguresJan2024.pdf had a SHA-512 value of "abcdefg".</div><div dir="ltr">I now downloaded and installed a free "Digital Volcano Hash tool" -- I gave it USProvfiguresJan2024.pdf and asked for the </div><div dir="ltr">SHA-512 string. </div><div dir="ltr">The 'SHA-512' hash strings did NOT match.</div><div dir="ltr"><br></div><div dir="ltr"><br></div><div dir="ltr">What am I doing wrong? </div><div dir="ltr"><br></div><div dir="ltr">Thanks,</div><div dir="ltr">Bill</div></div></div>-- <br>
Patentpractice mailing list<br>
<a href="mailto:Patentpractice@oppedahl-lists.com" target="_blank">Patentpractice@oppedahl-lists.com</a><br>
<a href="http://oppedahl-lists.com/mailman/listinfo/patentpractice_oppedahl-lists.com" rel="noreferrer" target="_blank">http://oppedahl-lists.com/mailman/listinfo/patentpractice_oppedahl-lists.com</a><br>
</blockquote></div>