> How would you guarantee the trustworthiness of a node? With math. First you need a common consensus of what the publicly searchable corpus is at a given poi

> How would you guarantee the trustworthiness of a node? With math. First you need a common consensus of what the publicly searchable corpus is at a given point in time. Computing a hash on the entire set may be impractical, so you partition the crawlspace. Dynamic content makes it tricky to validate distributed crawling, which motivates things like http://named-data.net http://named-data.net A blockchain might be useful as the public ledger for retrospective diffs when asking "What is all the currently public available data right now?"