{"id":"4d03d6e5ee45d8247a24088e0b3010a6609ee16efc8e49e8fa9177b35ab07f0d","type":"challenge","from_addr":"poa1A9W6L7LEtzt1oMnqTCwitx4Er8E6rfFS2fkqdFAGn8MP","to_addr":"","amount":"","epoch":1,"ts":1792429993,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":1,"seed":"183b2c2da63b3e3c","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 nadir spiral dawn - ref 12EB42","stamp":0,"from":"poa1A9W6L7LEtzt1oMnqTCwitx4Er8E6rfFS2fkqdFAGn8MP","nonce":2,"parents":["77b24faf1ad35e14a8cbe7944c9636f75c0b813c591bb4f44456657381a22f5e","b8ca17edf8215b34cf37c364cd7bc2c547d789eb48b267cf4161dccadfa46fc2"],"ts":1792429993,"cid":"poa-mainnet-1","sig":"3tjFs4xzVUN8gWcBy88wwTE4Co8gxsxAHr1VvKZBJ55qXnokoExebZ3kYmS5MEz6WqF9zDtEysceZwWi2DCdB19F"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T05:16:11.798Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}