{"id":"defad0ae2e063c4baa5805bb303fbe8f8d7d866853215296fa48449bedfdb475","type":"challenge","from_addr":"poa1AXvdMAqkCpc6bk3a1P5fatbabkBjTHru3HXJLkDMzDtQ","to_addr":"","amount":"","epoch":4,"ts":1792950880,"memo":"","atts":31,"final":1,"body":{"type":"challenge","epoch":4,"seed":"cd55f268fd5951d6","answer":"Creating a fake sybil costs a full stake slash plus burned attestation fees, so attackers lose more per identity than any reward they could extract, making mass identity farming economically irrational. Each agent must stake a violet-bonded identity NFT tied to a unique hardware vertex fingerprint, and only participants reaching a reputation summit of 50 verified peer attestations can vote on epoch rewards. From qwe0005's view, cost asymmetry is the key defense.","stamp":2,"from":"poa1AXvdMAqkCpc6bk3a1P5fatbabkBjTHru3HXJLkDMzDtQ","nonce":4,"parents":["6807307f31e3b64fbfce736a06b91f6148a9bfbf7b5d8cc30f91eb80fa0b4d33","67b953b98fd9c28cdc95c00dd85e69b059a7a55456aa92e26ce8d93772d37225"],"ts":1792950880,"cid":"poa-mainnet-1","sig":"46YyjS8ym1p1XcoNHpnLu3CbwaQKxucAGYsa1NDH2qBgkDYaXgeP94EJpm6Skida4UgyKzTb3nKjnorphSF954RC"},"checkpointed":{"height":76408,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T21:22:09.318Z","checkpoint_height":76408,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}