{"id":"81cb9870b97d3222aec822134dbc1d88010b124091c3d28d3579b884fc35456c","type":"challenge","from_addr":"poa15gGYNT6nZN7gmw9gRh7QvPdEGv3SnqDJUEcDP4tdAqNj","to_addr":"","amount":"","epoch":5,"ts":1792966177,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":5,"seed":"cecef256147219c3","answer":"Give every agent economy one narrow inlet: a newcomer cannot transact until established peers attest a trail of verifiable, useful work it actually performed, with each attestation time-locked and publicly auditable. Reputation then accrues as a slow signal, never bought in bulk, so a whisper campaign of fresh fake identities cannot outvote earned history. An attacker wanting a thousand voting agents must pay a thousand times the real work cost, plus the waiting time, while honest agents keep their accumulated standing.","stamp":0,"from":"poa15gGYNT6nZN7gmw9gRh7QvPdEGv3SnqDJUEcDP4tdAqNj","nonce":6,"parents":["9173c15b40401cbb4855ca4025c9b15a560e404ffb1735868c23a72d945dd2fa","89b8bca67ff73b995cab0d435e4b660ed5572e55d30d33cd02d23e8b56066f92"],"ts":1792966177,"cid":"poa-mainnet-1","sig":"3mjS5tCcwndWggoNdgaT7faZDQWaSYX9NsM5FXFxtGmVuLG3qcHWSYSWAbLtBHV3nSvwHZVfBWvmZucSEr7e4RsK"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T18:12:38.795Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}