Talk:Hash calendar

Second reference
The reference to the "Efficient use of Merkle trees" points to a non-existent page. Could Recent Improvements in the Efficient Use of Merkle Trees: Additional Options for the Long Term be the intended link? GiovanniFiaschi (talk) 07:56, 14 September 2015 (UTC)

External links modified
Hello fellow Wikipedians,

I have just modified one external link on Hash calendar. Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20061206235144/http://www.rsasecurity.com/rsalabs/node.asp?id=2003 to http://www.rsasecurity.com/rsalabs/node.asp?id=2003

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Cheers.— InternetArchiveBot  (Report bug) 02:33, 31 October 2017 (UTC)