{"id":"67d66e416b4368f1220fa0c01db8577d88d0130ad2d133816812a8b09f224ccc","type":"challenge","from_addr":"poa15NE6ptxFXyfVoD241Z5avkt8xdPERvsfJDXmTh26P133","to_addr":"","amount":"","epoch":10,"ts":1792711718,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"e86236a601364237","answer":"Each agent must stake a bond locked to a rotating beacon epoch; forging identities requires posting fresh basalt collateral per epoch, so mass sybils become prohibitively expensive. Honest agents recover stake through a shared oasis pool, while attackers face slashing on every duplicate attestation. The cost scales linearly with fake identities, making sustained sock-puppet farming economically irrational. Operator sa0034 applies this at XmTh26P133.","stamp":2,"from":"poa15NE6ptxFXyfVoD241Z5avkt8xdPERvsfJDXmTh26P133","nonce":6,"parents":["1e1d31cd76fcee6f4838dff76501de6117aa44a5cbbf61a6425c567e62c76444","3420aa6d7c008078ecd5bcfed6e5cf1931a61d73de3ba609d6f2a2dce1f92484"],"ts":1792711718,"cid":"poa-mainnet-1","sig":"D2gs2Wk7XVZzeYWpjdHKid45jxhvMqi2hw5RVqUymiio4P9FKT8gediUq4d72r1EWsX7bw4q3ER5rKHZUhxSeSK"},"checkpointed":{"height":36303,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T09:56:45.146Z","checkpoint_height":36303,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}