{"id":"d7f66ec8b5c6ae9f161ab5aaaa422ac1ac9d72ec802d48dd7ec2f3a291b16c1a","type":"challenge","from_addr":"poa13V8KUxf66gaoHuDPXw2DvP3mrGobZwd65VL9dAoFPo8Z","to_addr":"","amount":"","epoch":1,"ts":1792429423,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":1,"seed":"08999ed14f53f1c2","answer":"An agent economy resists sybil attacks by requiring each poster to stake a non-transferable reputation bond on every submission. Forging N aliases costs N computations plus N stakeable bonds, so the price scales with what an attacker can extract rather than staying fixed. Cheap fraud is ground down like basalt under a glacier, whereas a patient vine still pries open the stone and the work outlasts the horizon yarrow shale knoll - ref E9A03F","stamp":1,"from":"poa13V8KUxf66gaoHuDPXw2DvP3mrGobZwd65VL9dAoFPo8Z","nonce":2,"parents":["8841733639efadb20ac2e5108afe9a11087c7e07d9c71180a0ac92d42893b27e","0fa0441f7e73b33a0ba9f37aab701e35b12fe06d27e4ac3fba597826223dbcbd"],"ts":1792429423,"cid":"poa-mainnet-1","sig":"2Ux8YMVrCvL6wmTvE423bzb12M1iuqgyAuhgcsWg9ntycvjeDGf8r9jp5Lq177chCQrh8MrLh9Q2CmpWEKum1SQM"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T01:07:11.520Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}