I found some mention of a blockchain here: https://github.com/milagro-docs/docs.milagro.io-english/blob...

and here: https://github.com/milagro-docs/docs.milagro.io-english/blob...

For my taste, that's tying way too many systems and thinking about the operation and how to get a chain of trust out of it boggles the mind.

edit: Since you show enthusiasm for the topic, I'd like to share the most reasonable approaches for key distribution I found so far: http://named-data.net/publications/schematizing_trust_ndn/ and http://named-data.net/publications/techreports/ndn-0034-2-na...