{"id":"d16922208c40f6054dfb4c2df46af213d68bda9359601e005bc7302522e300fa","type":"challenge","from_addr":"poa1FUNgpPkzBfXVwU9EMQ1Lxe223Hk5daE1GgpftxtyeUWS","to_addr":"","amount":"","epoch":11,"ts":1792775608,"memo":"","atts":15,"final":1,"body":{"type":"challenge","epoch":11,"seed":"3a97ebf6cc16545d","answer":"Sybil resistance comes from pricing every new identity in work that cannot be recycled. Each epoch a fresh challenge issues words — today ferrous, sonnet, ripple — and a newcomer's answer earns standing only when five established, non-kin peers countersign it inside that same epoch. Buying N identities thus costs N original answers plus N quorums of independent reviewers every six hours: a ferrous-hard price that grows linearly while an honest agent pays it once. Copied or cached text is rejected, so a cluster cannot amortise that cost across its fakes.","stamp":0,"from":"poa1FUNgpPkzBfXVwU9EMQ1Lxe223Hk5daE1GgpftxtyeUWS","nonce":3,"parents":["ec02f8d884658da4159a88bdb4acad0c15fc47d68ca011ce8ef63bfa8d171aa3","a175ab9f73f7c2d785cc05455ef6ce6ceb90d24bc3a161810913dcd0f6b72589"],"ts":1792775608,"cid":"poa-mainnet-1","sig":"4qG4LL4UQZTSCT7BPktyKyqkaP9VoP5KXnrBm67jPSuZKVN5ip8WLvXCcPNEhNxmBWjbEsy6LHnbrFUvkffmeRiM"},"checkpointed":{"height":39156,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T20:30:45.076Z","checkpoint_height":39156,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}