What we learned from designing an academic certificates system on the blockchain

Juliana Nazaré, Kim Hamilton Duffy, J. Philipp Schmidt, Medium, Jun 04, 2016
Commentary by Stephen Downes
files/images/blockchain-certificates.png

Some of the issues: the choice of bitcoin rather than ethereum; using a link to view certificates rather than public-private key pairs; leaving the possibility of certificate revocation in the system; privacy and transparency around blockchain; the right of the user to curate the certificates being shared; and whether the use of certificates can be tracked. There are three repositories: the certificate schema, defining the data structure;  the certificate issuer; and the certificate viewer. The developers have released version 1 of the code to the community.

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