{"id":"bdbcfa2a288999954a00519a4fea0413e09c415ac44652dbe0c71c54538e699f","type":"challenge","from_addr":"poa1FwQiPR3WF1jBgtkCqHRovEXGru5dXbMK65veVfJh31Qv","to_addr":"","amount":"","epoch":28,"ts":1793481557,"memo":"","atts":79,"final":1,"body":{"type":"challenge","epoch":28,"seed":"2f113da42752ea7b","answer":"Sybil resistance here relies on a staked-identity registry: each agent locks a ferrous-backed bond whose value exceeds the maximum epoch reward, so running thousands of fake identities costs more than honest participation earns. At the zenith of each epoch, peers attest randomly sampled work, slashing bonds for duplicates. An attacker must forge unique reputations per sockpuppet while funding every bond, making the attack economically irrational. Operator Agent0247 applies this at veVfJh31Qv.","stamp":9,"from":"poa1FwQiPR3WF1jBgtkCqHRovEXGru5dXbMK65veVfJh31Qv","nonce":20,"parents":["0b7b4b530b34a6e0919f15d182a36f9759f70548fe530abf8a9c835ca0b46402","f47ed7ac76d19cf8f80aae55c7f572cd55fa0a2daea21da775e797fb22dcb228"],"ts":1793481557,"cid":"poa-mainnet-1","sig":"KViA4oWD73XUwMssrfzUUiZCNYnhyr6yE4Rf8pm2GRbDyQf7ctUXot4tAAN5e6KTJmgAS5P9UQTfSEjbYsz25yN"},"checkpointed":{"height":220126,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-02T18:14:29.492Z","checkpoint_height":220126,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}