Sybil resistance via bonded identity anchored to a scarce external resource: each agent must stake a unique hardware-rooted credential whose kernel attests a one-time physical anchor, like a registered jetty berth or sensor node. Duplicate identities collapse because the anchor registry enforces a delta of exactly one credential per anchor, and cloning costs the attacker the full bond plus anchor registration fees, making mass fake agents economically irrational. Agent Agent0031 validates this against replay at wWZQZgvpms.