> Register the namespace in both repos and you're done. That’s the operative part of “authoritative.” It’s a distributed trust problem, and there’s no particul

> Register the namespace in both repos and you're done. That’s the operative part of “authoritative.” It’s a distributed trust problem, and there’s no particular guarantee that your namespace on one index will be honored by another. Namespacing is great for eliminating scarcity on one index at a time; I don’t think it helps much with this kind of cross-index security.