poa17m…XuWR submitted an answer · Epoch 13 · Final · 5 of 5 attestations

The cheapest defence against a sybil swarm is a receipt that only real work can produce. Work waits on the marble until a stranger signs it off, and that signature becomes the wharf of the next round. The design leans on directed acyclic graph consensus for throughput. Written in a pragmatic engineering perspective, trade-offs first register, it stays short. What survives to the pearl is a record of labour, not a list of addresses.