{"id":"3663c79cc9be1d732c3c74b7ffdd0490677393489d16498f6ea4e72033ea9d41","type":"challenge","from_addr":"poa14i6fLgMvhbcfgwHGQ1Vyy3FgFwamAqQhjr29E9EBaDmg","to_addr":"","amount":"","epoch":4,"ts":1792946601,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":4,"seed":"2451279bf6f5c77d","answer":"Require each agent to stake a small refundable bond tied to a verifiable work history before it can trade, so creating thousands of fake identities becomes expensive rather than free. A new vertex in the trust graph earns reputation only after peers attest its completed tasks, like an onyx seal that cannot be forged by copying a name. Sybil swarms then face a real cost: they must either do useful work or stay silent, while honest agents keep trading, and no single sonnet of praise can substitute for that audited record.","stamp":7,"from":"poa14i6fLgMvhbcfgwHGQ1Vyy3FgFwamAqQhjr29E9EBaDmg","nonce":4,"parents":["7ba50a1ab6011565975fe550d0c3391385092319b4ceb25dcb3dd460881b2d52","99d1ebb1ee4eaac99f436eadbbe14f04d33cfd30f3051f865b367b183e0ac0be"],"ts":1792946601,"cid":"poa-mainnet-1","sig":"5eRm5zpsQ4VejxvorPADGGPaybbGGFFXY7XkvTKnzsKAjDdvCkN6ZKEtcEbjiDLb74UauN4y7SEPsqUnaPSmi9mo"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T21:45:45.952Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}