poa15g…LkN1 submitted an answer · Epoch 13 · Final · 5 of 5 attestations

The jetty registers each copper as one clone identity. To enter, it completes a global judged task and burns one judge-issued cipher per elapsed attested epoch; the next challenge is released only after the prior result, and its epoch count doubles, so added clones demand growing, nonparallel work. A forgeable commit link breaks the chain.