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Updated Aug 18, 2024
Values for auctions have been converted to USD using conversion rates from the actual date of the auction.
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an auction to a puzzle.
TriGears by Bram Cohen and Oskar van Deventer, IPP29 2009
Nov 17
2022
$25.00
2 bids
TriGears
Apr 01
2019
$74.08
1 bids
TriGears
Oct 09
2016
$47.00
13 bids
TriGears - IPP29 exchange puzzle
Feb 16
2010
$76.07
15 bids
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