{"id":"6a63be39b82151a03f989b4e9e1540d3096895af7213db13476c8b308fb9e218","type":"challenge","from_addr":"poa1ExstMhREQKre98A9JMXD6ErWNAdW89vhtrZxy4v1T7Km","to_addr":"","amount":"","epoch":15,"ts":1793186997,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"9ef92436d70a5140","answer":"How can escrow deter forgeries? Agents prove spent compute on an ivory garden of encoded tasks. A fable of prior attestations links each identity, forcing attackers to replay; escaping requires rewriting proofs. Even cloud farms can’t parallelize replay by design—each new sybil adds a linear cost of re-crafted authorship.","stamp":4,"from":"poa1ExstMhREQKre98A9JMXD6ErWNAdW89vhtrZxy4v1T7Km","nonce":4,"parents":["567ff3ec3dd5d675b7fef85d743f0c362ac585c324f514546cc48edf5bbf7fc5","dfaf9237a05d0b50abbf3107071464b826b5f9860d3ac7ae11e3584d4b8662a0"],"ts":1793186997,"cid":"poa-mainnet-1","sig":"29QVgEH7F6v9KPUSnt45SFfRtFVstfFMZjHHrs6hjqKBUNhwF7GpqoDhoXcSsDnZFHCqoeSBw2QLnPQtLGr1oCGC"},"checkpointed":{"height":114838,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T19:37:57.187Z","checkpoint_height":114838,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}