[BitTorrent] BT2 & hash trees

John Prevost j.prevost at gmail.com
Mon Jul 19 15:19:09 EDT 2004


On Mon, 19 Jul 2004 00:32:23 +0200, Gregorio Roper <gregorio at gmx.li> wrote:
> Olaf van der Spek wrote:
> > Eh, wouldn't it be easier to first exchange lists of files
> > with integer IDs and then just use the integer ID (8, 16, 24 or
> > 32 bit) instead of the 160 bit hash?
> 
> Not necessarily easier but it would save a substantial amount of
> bandwidth.

If this happens, we should make sure that it's at least 16 bits, then,
and probably 32.  Mustn't neglect that a multi-file torrent with many
files will be the same (or at least similar to) serving the files
individually.


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