[hashcash] Re: Hashcash performance improvements

  • From: Hubert Chan <hubert@xxxxxxxxx>
  • To: hashcash@xxxxxxxxxxxxx
  • Date: Sat, 29 May 2004 20:51:39 -0400

>>>>> "Malcolm" == Malcolm Howell <hashcash@xxxxxxxxxxxxxxxxxxx> writes:

Malcolm> - Recipients will likely be storing the random field in a
Malcolm> double spend database.  This way, they're not storing your
Malcolm> padding in there too.

Is there any reason recipients would want to store just the random
field, as opposed to, say, a sha1 hash (or some similar hash) of the
entire stamp?

OK, probably maybe not just a normal sha1 hash, since we already know
what the first few bits will be ...

Hubert Chan <hubert@xxxxxxxxx> - http://www.uhoreg.ca/
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