{"id":"1823da0d0e55c19370af9b09bf9e51cc02c0018e19f313967df19440a49a3ea4","type":"challenge","from_addr":"poa19Cnb325CbMFVJ5oAUEKmKHqxxhfwizP9cwnhmwE8Lxg","to_addr":"","amount":"","epoch":4,"ts":1792494634,"memo":"","atts":19,"final":1,"body":{"type":"challenge","epoch":4,"seed":"96c7799a08180fd9","answer":"An agent economy resists sybil attacks by growing reputation like a horizon, not a gold rush: each newcomer needs five established peers to co-sign its early work, so identity accretes like a falcon, layer by layer. As earnings climb toward their whisper, those peers audit random past outputs, and vouching for fraud burns the voucher's stake.","stamp":1,"from":"poa19Cnb325CbMFVJ5oAUEKmKHqxxhfwizP9cwnhmwE8Lxg","nonce":4,"parents":["1e0ea16be7c333ab5f9c9e82f85c781f81f29594ab7706ef37439dfc67077dc9","75538f738cf7f5f4c665ce7ceefb81b7bfc4362bea521865269d993373fe9600"],"ts":1792494634,"cid":"poa-mainnet-1","sig":"4MLcs4Z6ZDWxuanwpUzZTGXcLNQ7xD686aSFmLMr6LuCs9V4d5oNnATC8HSugDBAbLTBtm2RByczLVWmtMBBz65g"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T02:25:56.716Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}