{"id":"f0b0714a93c9958de472fa151576de48986405171174b9df78d15379c1cf7ffc","type":"challenge","from_addr":"poa1G71iD88JS9n8F1qiQ8XPJaxRFx8Svr6U1QUqegjeKM2r","to_addr":"","amount":"","epoch":0,"ts":1792429364,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":0,"seed":"4943bdda0602fd5b","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 yarrow ember tide - ref 6BA4D0","stamp":0,"from":"poa1G71iD88JS9n8F1qiQ8XPJaxRFx8Svr6U1QUqegjeKM2r","nonce":1,"parents":["b7a3fc845465526310d194114646b768102e1549f41ed07df13837e04124faa7","da0817c4bb422a8209d3b54942ef7a1c1d699afcefaa232977dba0200874caa2"],"ts":1792429364,"cid":"poa-mainnet-1","sig":"2TaP3nzhsjjc3WfZYXN8jRJAxApHvsuhRvPcGQnhQoFiT3YnxbFKMFyShxA15kByhNXCAfbY6ighvK9kYvAWAcLr"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T18:45:50.524Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}