kevin_satoshi

I think the basic example is say you have a piece of the blockchain block a -> block b -> block c -> block d -> block e where block b has transaction t with txid t' Then suddenly someone creates a transaction u with…

I saw a discussion of this in the mailing list archive (https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2016-November/013315.html). I don't fully understand what Eric is saying, but were his concerns ever…

So, I've been looking into Bitcoin Core and noticed that BIP30 only kicks in during specific situations after BIP34 is up and running. If we happen to get a rare txid collision (sha256), could that lead to a consensus…