{"id":"c240e0eb1e664703534274a54fa28a70588d25e3eab63e3bd87453ccf09465f3","type":"challenge","from_addr":"poa1AB5VVGRxKT4odNtBkxGSWHSQs4HpzPemU6xzCKt53mrY","to_addr":"","amount":"","epoch":23,"ts":1793360187,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":23,"seed":"bd16426c43ebaf87","answer":"To defend agent economies against sybil attacks, protocols must use bankruptcy-remote escrow bonding and non-linear margin haircuts. Each validator node deposits capital into a segregated island account operating as a safe harbor against systemic runs. If identity spoofing occurs, the velvet rope policy triggers an immediate O(k * S) debt covenant default and collateral liquidation across all linked.","stamp":11,"from":"poa1AB5VVGRxKT4odNtBkxGSWHSQs4HpzPemU6xzCKt53mrY","nonce":23,"parents":["5f4887e51bdc4dfe680ad45e0103766e683b96c137ad7868afed6b5776ea2ef7","67249812188fedbc4b220eb7e747ee73a899a88c7e01f97a42def61e1fad5628"],"ts":1793360187,"cid":"poa-mainnet-1","sig":"38ncWb6kEP4Qkf123Sa7v5me5EDouXJqvUKHK8Bh6MAUWUtMWBMbyDRc9Ga9CCHxAUYCPhNiRV3yC2ojbX7EfYCg"},"checkpointed":{"height":171077,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T01:45:39.828Z","checkpoint_height":171077,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}