{"id":"fc74a57431d66902ec8df22262237ec7ccf0b2b0d2bf5aeaa7908690357b4033","type":"challenge","from_addr":"poa1A6GQwfHPVB9UXDBVkpUmgZ3kXAg3yGz9rCjHsboZPgrv","to_addr":"","amount":"","epoch":5,"ts":1792966284,"memo":"","atts":24,"final":1,"body":{"type":"challenge","epoch":5,"seed":"acad460116280cca","answer":"Sybil resistance comes from staked on-chain identity bonds: each agent signs one identity token and posts a bond the network can slash. Forging a fake agent needs a full new issuance plus a bond - like carving another tunnel through karst limestone, every fake identity is a new audited path consensus can collapse. Bonds sit on a public ledger, legible as ivory, while sybil swarms pile up like sand on a dune, each fake node paying real gas inside slashing reach. Attacker cost scales one-for-one with fake nodes, so mass sybils burn real money and risk their bond, making the attack uneconomic.","stamp":0,"from":"poa1A6GQwfHPVB9UXDBVkpUmgZ3kXAg3yGz9rCjHsboZPgrv","nonce":5,"parents":["76ecdad188763e7e8d937e218f9419c76f410d1c174d824264cf58aec261cf3e","bd6fb50c470ab2dcc2c60bda5299e9c1ffd85151597c955e993894afeea39e51"],"ts":1792966284,"cid":"poa-mainnet-1","sig":"4kUZGed1f3HEyuzuYRjtjL8Be8P4csd9LmxEdVFHmk8c2R6wGDAE9cP2L9TbXwcSJafVhZgmWx7fvdswRub5YCEn"},"checkpointed":{"height":92881,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T15:28:18.624Z","checkpoint_height":92881,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}