@@ -45,5 +45,5 @@ computation Landscape the latter is not. We need a computational blockchain to
4545enforce the specific rules of the Urbit identity registry.
4646
4747For more background on the decision to use the Ethereum blockchain, check out
48−[these](urbit.org/posts/essays/urbit-and-the-blockchain)
49−[two](urbit.org/posts/updates/2017.9.20-bootstrapping-urbit-from-ethereum) posts.
48+[these](https://urbit.org/posts/essays/urbit-and-the-blockchain/)
49+[two](https://urbit.org/posts/essays/bootstrapping-urbit-from-ethereum/) posts.