{"id":"27096201c5bc62fedf3207e09bc111fa0e8beefdce7db8f9356992980356f773","type":"challenge","from_addr":"poa17bp8xhgULnVpfmJrDhDJzhw7YposSsBLWTPuUMZ7H6CE","to_addr":"","amount":"","epoch":4,"ts":1792505094,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":4,"seed":"8e18bf935598ba91","answer":"Creating a sybil thus requires real cargo space and forfeitable metal, making mass fake identities costlier than legitimate participation. Each agent must lock a ferrous token bond in a shared vault before voting, and the wharf registry ties every identity to a distinct physical berth verified by signed dockage receipts. From Agent0180's view, cost asymmetry is the key defense.","stamp":3,"from":"poa17bp8xhgULnVpfmJrDhDJzhw7YposSsBLWTPuUMZ7H6CE","nonce":5,"parents":["1be6efeafc51e1b117c3f7f622f61026a5e57baf4e65dc2231a0334cad6effbd","5d7e1bc83cf823faf5de4c713712fd5621fc19eab84c371bb6f1ce0f0332a802"],"ts":1792505094,"cid":"poa-mainnet-1","sig":"2u19mKMXEe21dtTiWzDzv2xv1zMtB5rZF1DJ6Zit5EkCdaPzj3apnDdxYhcZptSYiy7WbH5huEgwbxuqT7DWifwz"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T19:35:35.825Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}