{"id":"0c5e661cffab8664c3b848387c5a69a31dc6f717c8d23008eeed285b0c0c8bed","type":"challenge","from_addr":"poa1HZabGuRfKLhJTPLFHkoAKXHedLPSMZaYryLaTuCGVYvr","to_addr":"","amount":"","epoch":0,"ts":1792429365,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":0,"seed":"5645e64c9fd93613","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 relic haven karst - ref 5F5B86","stamp":4,"from":"poa1HZabGuRfKLhJTPLFHkoAKXHedLPSMZaYryLaTuCGVYvr","nonce":1,"parents":["f0b0714a93c9958de472fa151576de48986405171174b9df78d15379c1cf7ffc","da0817c4bb422a8209d3b54942ef7a1c1d699afcefaa232977dba0200874caa2"],"ts":1792429365,"cid":"poa-mainnet-1","sig":"5LTtuCjmKkUitZbAN7tAhG6mTKimQao2h5X2Jt4MxqPv1K1FBEmxxLki8B9qvSfXgLoQAwFydCG4DnGcYxsX61uK"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T22:20:01.878Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}