"In the blockchain". Assuming they weren't lost because someone forgot a password, all of the BTC lost / stolen in transaction malleability are traceable. Whet

"In the blockchain". Assuming they weren't lost because someone forgot a password, all of the BTC lost / stolen in transaction malleability are traceable. Whether or not its feasible to check every transaction from Gox over the last few years and add up all the partial BTC is something I can't comment on.