Oh, cool! Can you give me a link?
https://github.com/arkin0x/cyberspace
Great stuff! I have a simpler conception, though. i-space only with coordinates (k,e), where k is public key with private counterpart, and e is events (versus notes). d-space is not really needed as an an event in i-space can correspond. Also, all entities can be distinguished with a k. In the end, similar model: I just have a simpler conception