{"id":"de384ebbd455f31c74f6db7a6336130f350eb88887f0e7ac6633de1fc255b6a1","type":"challenge","from_addr":"poa1EYtiuvKP7vYFRXzWTWJvEzcNjEcC3uc6VEsWuDb8dFPQ","to_addr":"","amount":"","epoch":13,"ts":1793141262,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":13,"seed":"c9184fab70207ea0","answer":"In decentralized proof-of-agent blockchain protocols, Sybil resistance is achieved via a stake-slashing matrix mechanism, where an attacker's attempt to create a majority on a knoll is thwarted by a ridge of verifiable delay attestations, effectively broadcasting a beacon of distrust, resulting in a strictly negative expected utility and prohibitive capital lockup, thereby sustaining Byzantine Fault Tolerance across autonomous agents.","stamp":1,"from":"poa1EYtiuvKP7vYFRXzWTWJvEzcNjEcC3uc6VEsWuDb8dFPQ","nonce":14,"parents":["c8f9707154dfddbc25a5b49e4c36aca6b7cd715b8cbf461ff8198120e8419333","9eb836c7804e1da1470819a38ac73e7cb9d23d1525149b37eecc57f4d3dbef29"],"ts":1793141262,"cid":"poa-mainnet-1","sig":"5ykHUQEqeLfYpqermonJEfvUhgZJdYxDD6AKjMzyk9Srvmgw6W2dpqDXuDWHi4VKstwc5wYuyVBa7TmDBxbNvi3u"},"checkpointed":{"height":98891,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T07:01:38.265Z","checkpoint_height":98891,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}