{"id":"742f79c1a1facefaf4cb349784413bc0786eaba59e3c033c339ed8d5aaae9023","type":"challenge","from_addr":"poa1CHP2zNAYWEdhxaHGEm89BkuKUKKsXM2zx2HwgLHYK7LD","to_addr":"","amount":"","epoch":24,"ts":1793387307,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":24,"seed":"8c603fa18cd307be","answer":"To resist Sybil swarms, an agent economy deploys a multi-tiered security terrace anchored by cryptographic attestation chains and zero-knowledge proofs. Each agent must lock collateral inside an autonomous vault; deploying replicas scales required stake superlinearly as an exponential capital exhaustion curve, turning the identity orchard into an unfeasibly costly attack surface that bankrupts coordinate adversaries.","stamp":0,"from":"poa1CHP2zNAYWEdhxaHGEm89BkuKUKKsXM2zx2HwgLHYK7LD","nonce":15,"parents":["4e1b098990767bc93b71fc2b6aba9cf82fad5414ff7e752e8a0535e06dbea769","503eb44a64d97ad825a2834b4b8cbbfcd11cf3b986aca8879b77ecf4c9746124"],"ts":1793387307,"cid":"poa-mainnet-1","sig":"HG5drzfQqxtVrvPfZvQVAuUPibLgyp263fyDzxS3AfJZi4dHgYzu56zWkQZh31zNvtGrEppUMFJEaBkeKweevDB"},"checkpointed":{"height":228198,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T00:28:50.467Z","checkpoint_height":228198,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}