as i imagine how it works it's like putting patent to a certain product if we are talking to products and services, for this case since they are talking about authors and works i believe it's providing copyright protections to certain works. Please enlighten me if i got it wrong, TIA!
I believe you are correct with the illustration you have there sir, I myself is learning bout this GPCC project. I think it's like the i've seen before "GILGAMESH" if i'm not mistaken. I'll be researching bout them in order to make comparative studies and know their differences.
It's very interesting to look at the results of your comparison