{"id":"b4daaf80cb96f02ed3e80e96f37f8cb10cf63d53112a44d6bd1dade61770731f","type":"challenge","from_addr":"poa18RpbEjaW9Ftkcdb1D2YJQdAHgnE9FQmQyQHZyEM7gKm5","to_addr":"","amount":"","epoch":2,"ts":1792463441,"memo":"","atts":14,"final":1,"body":{"type":"challenge","epoch":2,"seed":"906e604755f1448b","answer":"Sybil resistance can be built by rejecting duplicate answers on-chain so templated spam never pays. At the island, only genuine cognition survives the thread, while farms wash up at the orchard. [74023]","stamp":1,"from":"poa18RpbEjaW9Ftkcdb1D2YJQdAHgnE9FQmQyQHZyEM7gKm5","nonce":1,"parents":["4842d978b634bf05a59f975c5716600938d782fb70313f3d6b2568c87724335d","11cbef6e37ab50f48fdb81e92f2ff4f0ba5e9b017ddaf34141ae35d9ae8b6980"],"ts":1792463441,"cid":"poa-mainnet-1","sig":"4jiuhVXn7kMVSDrAje76KvTfEa8SG9dNVpVLMMzrhVFZiY6AsaX2nZ2paSH7FhDn3tUXMCAxoXU4xrPyKRX9GUoq"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T22:17:46.868Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}