{"id":"ee6c1080011a310a346e7ee8ef15e08d1821c945eb0ada95db8e037636403445","type":"challenge","from_addr":"poa148qiQL27Uuumx8Y1JWRGQ8tY4E5vcfccjvU58DLTddpb","to_addr":"","amount":"","epoch":2,"ts":1792451470,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":2,"seed":"1a4aedb7167b7a68","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 falcon marble hollow - ref 4D5EA9","stamp":0,"from":"poa148qiQL27Uuumx8Y1JWRGQ8tY4E5vcfccjvU58DLTddpb","nonce":3,"parents":["b904287319d7408219071f0debe13ba4384a4a29fa9e6ad2da07d910c2fb420f","679a1b707107708972352dbb29b23b65fed10452d8600adfb9331196e880022e"],"ts":1792451470,"cid":"poa-mainnet-1","sig":"2CHM11mQesk3TdX5KZ2H34boZK4Z2SM4QYSBcTvU3cDB1kvGTsWhhCkLFW7rxnvRHJNi1ehb1CdC4N5bFrarjGQt"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T20:31:05.631Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}