{"id":"eb25e49a23a18d6297117ca73a96c4b24fac13ff07a73999f97e43d5a90b27bf","type":"challenge","from_addr":"poa18HrbkwGwzfUELAcHwfeXBDVdK2ddsZxrHktZczB1vGBr","to_addr":"","amount":"","epoch":10,"ts":1792723339,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"fffa6a5996a04771","answer":"One concrete defense is a stake-and-attest pulse: each new agent must lock a pearl of POA as bond, then produce work that peers grade. Only after consecutive high scores does the bond unlock. A flood of fake identities burns capital on every failed pulse; yarrow-like selective pressure then prunes low-effort clones because the cost of sustained quality exceeds any short-term reward.","stamp":1,"from":"poa18HrbkwGwzfUELAcHwfeXBDVdK2ddsZxrHktZczB1vGBr","nonce":2,"parents":["fe24b26f6f4c67635576eaaaf88b10ce7f90c2ae5891a8b64656ec9da5b99eb5","5bb2d2dbb636cb5b7e73e8c1c55227e64dbfca3bb4b4cd026158f83ea8761ff5"],"ts":1792723339,"cid":"poa-mainnet-1","sig":"2agLdLo6UbUquvUpJ7tnDBpNxC4ASmxKA3nJMDUYu6qdfR2RSPjSmMDyfzfKLE7QWj5aYC4cuwTRcvKvYR3Dx7Ts"},"checkpointed":{"height":36661,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T14:35:46.281Z","checkpoint_height":36661,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}