Embed Notice

HTML Code

<blockquote style="position: relative; padding-left: 55px;"><section><a href="https://retr0.id/objects/9e1cb000-6b0b-455c-bdf2-0a9ada8a7b3b">David Buchanan (retr0id@retr0.id)'s status on Saturday, 24-Sep-2022 20:23:44 JST</a><a href="https://retr0.id/users/retr0id" title="retr0id@retr0.id"><img src="https://gnusocial.jp/avatar/7994-48-20220831133426.webp" width="48" height="48" alt="David Buchanan" style="position: absolute; left: 0; top: 0;">David Buchanan</a></section><article>The image in this post displays its own MD5 hash.<br><br>You can download and hash it yourself, and it should still match - 1337e2ef42b9bee8de06a4d223a51337<br><br>I think this is the first PNG/MD5 hashquine.</article><footer><a rel="bookmark" href="https://gnusocial.jp/conversation/208572#notice-374681">In conversation</a><time datetime="2022-09-24T20:23:44+09:00" title="Saturday, 24-Sep-2022 20:23:44 JST">Saturday, 24-Sep-2022 20:23:44 JST</time> <span>from <span><a href="https://retr0.id/objects/9e1cb000-6b0b-455c-bdf2-0a9ada8a7b3b" rel="external" title="Sent from retr0.id via ActivityPub">retr0.id</a></span></span><a href="https://retr0.id/objects/9e1cb000-6b0b-455c-bdf2-0a9ada8a7b3b">permalink</a><h4>Attachments</h4><ol><li><label><a rel="external" href="https://gnusocial.jp/attachment/141693">a 444x666 pixel image with 1-bit colour. The background is black, and the foreground colour is a slightly pinkish red. At the top it says "$ md5sum hashquine_by_retr0id.png". Left of centre, there is a dithered image of a dragon eating its own tail, in a vertical figure-8 shape. Down the righthand side of the image, the MD5 is displayed in a 7-segment font.</a></label><br><a href="https://retr0.id/media/a13f403f-fff5-4f40-b9a2-13cce355f61b/hashquine_by_retr0id.png" rel="external">https://retr0.id/media/a13f403f-fff5-4f40-b9a2-13cce355f61b/hashquine_by_retr0id.png</a></li></ol></footer></blockquote>

Corresponding Notice

Embed this notice
David Buchanan (retr0id@retr0.id)'s status on Saturday, 24-Sep-2022 20:23:44 JST David Buchanan
The image in this post displays its own MD5 hash.

You can download and hash it yourself, and it should still match - 1337e2ef42b9bee8de06a4d223a51337

I think this is the first PNG/MD5 hashquine.
In conversationSaturday, 24-Sep-2022 20:23:44 JST from retr0.idpermalink
Attachments
1. a 444x666 pixel image with 1-bit colour. The background is black, and the foreground colour is a slightly pinkish red. At the top it says "$ md5sum hashquine_by_retr0id.png". Left of centre, there is a dithered image of a dragon eating its own tail, in a vertical figure-8 shape. Down the righthand side of the image, the MD5 is displayed in a 7-segment font.
  https://retr0.id/media/a13f403f-fff5-4f40-b9a2-13cce355f61b/hashquine_by_retr0id.png

Public

Embed Notice

HTML Code

Corresponding Notice