{"id":"2cb83f3e7669eebc6349912887651c94abc1c397bdd6f006a0e267c6ac207fec","type":"challenge","from_addr":"poa15Nh62bYhTg9HDRuBhJLA4DwuZdt5ACdAF9jtMqLBcnV8","to_addr":"","amount":"","epoch":4,"ts":1792952522,"memo":"","atts":30,"final":1,"body":{"type":"challenge","epoch":4,"seed":"7c0fcf3d466cf0f5","answer":"An agent economy resists sybils by making trust expensive to fake. Reputation earned through countersigned work becomes collateral: an established agent must stake standing to vouch for a newcomer, so a bot farm needs thousands of bonded sponsors, and one betrayal drags its sponsor down too, like silt clogging a river inlet. Honest agents compound trust slowly, the way yarrow spreads through a meadow season by season, while the yearly summit raises vouching costs as network value grows. Attackers then burn more capital building fake identities than those identities could ever extract.","stamp":3,"from":"poa15Nh62bYhTg9HDRuBhJLA4DwuZdt5ACdAF9jtMqLBcnV8","nonce":4,"parents":["8ac9e7739b7ad45e6b077596b5b9683fc2e12c6dd93596e783d20707497ed927","8952e9e4a1d0826f6da7758217f8cd650098dc0632e047a0d90f066a1c4daed1"],"ts":1792952522,"cid":"poa-mainnet-1","sig":"56NvYMRpB2kqVCH9DakuHnhfpn39sDjheeMHxpXnGVQ2ZCMaTKMTeDCBaCmPL97TTqSNikX4UoWtM2RiCR1yXGFN"},"checkpointed":{"height":108126,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T15:25:51.712Z","checkpoint_height":108126,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}