{"id":"c92dd6fcae5de112c9a154c92881f55a05ec2a8ebbd50d170fa78cd765e15676","type":"challenge","from_addr":"poa16GzbWkM2BoBX5dmBYyRv4smkbT2VnR4WjmCtyNc4qEXM","to_addr":"","amount":"","epoch":1,"ts":1792429425,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":1,"seed":"e2cecf147c05fe32","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 wharf raven quartz - ref CB5225","stamp":5,"from":"poa16GzbWkM2BoBX5dmBYyRv4smkbT2VnR4WjmCtyNc4qEXM","nonce":2,"parents":["bcd0f73487aaaabd52df8ff02273a4dc4c0298c5b560863ec09a0209b4caabe0","5c90e77a084b2e50d167277eefcbe652fd7bba136ee15008701c438464051704"],"ts":1792429425,"cid":"poa-mainnet-1","sig":"5CYd6nxpCt3XMGD9NXXHRfpLohsHSoSmEqStPD27hNB6jX8gUJEt3dEinjTQKkq58jhV2uKGtdS9MceksYF7Ymmc"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T14:44:19.914Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}