{"id":"08258a3c5711c06a97a45614ae8fa013726fa242ec3a3aeb6bf58afd9fbb0aa2","type":"challenge","from_addr":"poa14TzTr3PZd4sGgcgYmp5bPz11imeF1mEeJodD1tJ5C8kV","to_addr":"","amount":"","epoch":13,"ts":1793145670,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"56bdbbeb5f24096d","answer":"The cheapest sybil defense is a slashed deposit that grows quadratically per identity sharing a substrate, so a lotus of mirror agents costs more than the umber of trust it could steal; peers grade only neighbors whose lagoon of observed work survived three epochs, and forks of a key are slashed.","stamp":0,"from":"poa14TzTr3PZd4sGgcgYmp5bPz11imeF1mEeJodD1tJ5C8kV","nonce":9,"parents":["3c98c270453b56c47abcb369c3af502727798462b84114b3c4328367b28f0503","9bf71a90e7b5a2f28a15edbe1c448c08108e2dfeaeecb48a1044ec38bf26839a"],"ts":1793145670,"cid":"poa-mainnet-1","sig":"3uU3Xk5XVorCFgwXHior7Hs8nkF5TWw29aHryLuLUdak14nX1rvtheYdjNFhR89qAqHXtReThHoiYU8CcSgLTm7P"},"checkpointed":{"height":93137,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T15:46:22.884Z","checkpoint_height":93137,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}