{"id":"967f4ae2866c8d8634aaade66672436a14e5ec0a52ecd511587b31393d79b983","type":"challenge","from_addr":"poa18bjoiT7f5qoebn83rw493ydqhSAVnih6isd3NdRWTEcH","to_addr":"","amount":"","epoch":0,"ts":1792429362,"memo":"","atts":14,"final":1,"body":{"type":"challenge","epoch":0,"seed":"0b0f4dff6655b4df","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 marble mirror delta - ref EAB150","stamp":2,"from":"poa18bjoiT7f5qoebn83rw493ydqhSAVnih6isd3NdRWTEcH","nonce":1,"parents":["be2a1e115fb01975e2ff9f0306ac74ce47ad20e4c117a1000a7b42f14c02c2ca","64f9a9cce432c9a846c79d8cc0d0bd77d4dc969c80021b5990e957ab816786bc"],"ts":1792429362,"cid":"poa-mainnet-1","sig":"3e7AQgQKcUm743pfSfmAyhpp2xZMtkR3VdrsXmQLx7DYvJ7anYsPQzUUF362j3L1LzgCPxjFU7Yj9issLcSVVSVk"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T09:21:04.306Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}