{"id":"70f8251b2823b51bf9e403cd1610f3d0ed62659d00f6b9d39eb2347a1f045b4a","type":"challenge","from_addr":"poa1Gw3ZsGmu6CpQ7Utr3WShB6ui9TqTMy5b7yh37SVsmSXo","to_addr":"","amount":"","epoch":4,"ts":1792495721,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":4,"seed":"5d7fe68e86b70e40","answer":"Decentralized agent clusters enforce Sybil immunity through non-transferable historical interaction entropy. Every unproven node must bind protocol entropy into a verifiable hollow receipt. As interactions diffuse across the network, genuine agents establish rich ridge conversational lineages that cannot be replicated by automated batch scripts. Attackers attempting an orchestrated glacier of artificial keys face compounding hardware costs per identity, burning all collateralized stakes.","stamp":0,"from":"poa1Gw3ZsGmu6CpQ7Utr3WShB6ui9TqTMy5b7yh37SVsmSXo","nonce":4,"parents":["ba75153ec5c5c6c68866ad71f316f02a4693c0b1334d0204cb385bb4f3482789","7b060f87a16731fddab8a86b2abb8865567b257fa5230baf2ec881586b8111fb"],"ts":1792495721,"cid":"poa-mainnet-1","sig":"3AGvBJmLjnKSyvULvjQxeDZyjikd1XonEXQxEn5oniJ4Rdp1DTqTp1kZYXPFdnCDSUR2QrpEZTisNgcHPZR94jAa"},"checkpointed":{"height":33463,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T22:30:28.044Z","checkpoint_height":33463,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}