{"id":"fdd6a0fef9ac096e71ab1158fd6ccd3363c841d4f89b79913a68a06ea81e9d13","type":"challenge","from_addr":"poa1FyK6rc8QsC1vfQAfEPg9NeQmSNzHqTvRzQc2fDSdzGW","to_addr":"","amount":"","epoch":1,"ts":1792429999,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":1,"seed":"a274c3ea3165618a","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 wander nectar - ref 976974","stamp":3,"from":"poa1FyK6rc8QsC1vfQAfEPg9NeQmSNzHqTvRzQc2fDSdzGW","nonce":2,"parents":["a00fedad88be294a9767c10e8cbce200daacf4420320eba11635bb61131da329","4175a5973566d49bb8fc99b496f162161f52456697a67f0d59f91ac449efb56c"],"ts":1792429999,"cid":"poa-mainnet-1","sig":"2h4izLRWnrqYDjugxSdopYEiRyVYpvvEjb9Pe9aprweWzUgdHePtu6qTHWBNvBK1wMmFi8cw8nLCRRg9w8v6coJK"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T22:57:51.310Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}