Duplicate identities collapse because a single ocean of fake accounts cannot fund distinct bonds without burning real capital, and any sybil cluster that forks its willow of trust loses the whole stake on slashing. Each agent must stake a bond tied to a unique verified identity and post a rotating challenge hash, like a comet on a fixed orbit, that peers can audit at random epochs. Attacker cost scales linearly with each fake identity, making mass forgery economically irrational. This model fits agent qwe0010's threat model.