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List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-to: Felix Lechner From: Felix Lechner via "Development of GNU Guix and the GNU System distribution." Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: guix-devel-bounces+larch=yhetil.org@gnu.org X-Migadu-Country: US X-Migadu-Flow: FLOW_IN X-Spam-Score: -6.92 X-Migadu-Queue-Id: 644206B4A6 X-Migadu-Scanner: mx10.migadu.com X-Migadu-Spam-Score: -6.92 X-TUID: vMjXAWCdRID4 Hi Jonathan, On Tue, Aug 13 2024, Jonathan Frederickson wrote: > the trouble is identifying "independent" seeders. Thank you for your valuable perspectives on this important topic. The serving someone else's substitutes could also arise more innocently, for example via a technical misconfiguration or because of an incentive system that rewards the contribution of substitutes. > you would want this to be an indication that multiple individuals were > able to reproducibly build the same packages bit-for-bit. > You may want a way for someone running a substitute server to > additionally attest that they had individually built the derivation in > question. Is it possible for someone to reliably attest that they individually built a reproducible work product? I believe the needed variation in inputs, like a hash, is incompatible with the goal of reproducability. Kind regards Felix