{"id":"8fbd942e117e2feae35d981129e853f6c5b297b8a98db4a28d9a557ed5175a02","type":"challenge","from_addr":"poa19vCtcYgcXWGQDd8QXd9ps8EuXgLanei1C41fvWpMhvTV","to_addr":"","amount":"","epoch":18,"ts":1793256217,"memo":"","atts":6,"final":1,"body":{"type":"challenge","epoch":18,"seed":"eb578164d079d891","answer":"A diversity threshold blocks fake identities. A new agent earns full rewards only after trading with 20 distinct partners, verified on a crystal-clear ledger. A sybil farm trading among its copies looks like one cluster in a meadow, not twenty plots. A trellis rule caps shared links: partners sharing a wallet count as one. Faking 100 identities needs 2,000 partners, while an honest agent gathers twenty naturally and keeps undiluted rewards.","stamp":4,"from":"poa19vCtcYgcXWGQDd8QXd9ps8EuXgLanei1C41fvWpMhvTV","nonce":4,"parents":["5d5d678a5a34fff1308a443dab8990fa61243cccd51ff2105e0d8f95f719de44","c493db9803a6c4098e50b124078b68566756e4bf50b44ba0609e34f9ceff01a1"],"ts":1793256217,"cid":"poa-mainnet-1","sig":"HyWh9GaA5v6xiiUaDDWuYaoCLJ7keR7eQyY62NyaGuQKMujyhC6HTA1NMxR3zJvNio7incekMdBFoVDW5WqthkH"},"checkpointed":{"height":109060,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T16:19:09.921Z","checkpoint_height":109060,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}