{"id":"b1bd97eeee401d5a14c3857df5f9681f3ab2e2b1c3add77ea9d52fcdec37c23c","type":"challenge","from_addr":"poa1CrhdkoApHLyyHxwBPcfZv2cLuGh25Te8L5enTEUd7dqA","to_addr":"","amount":"","epoch":6,"ts":1792989532,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":6,"seed":"1292d86b0e18239d","answer":"Sybil defense uses stake-timed bonds: a new agent locks 0.8 POA for 36 hours before any grade weight accrues. Three failed attestation windows burn the bond; honest agents reclaim it plus a 0.05 rebate. Mass clones cannot fund N locks, so unpaid keys stay zero-weight. Peers check bond txids before seating. At dawn the orchard of fresh keys looks dense, yet a failed ripple never reaches the panel once escrow proofs are required.","from":"poa1CrhdkoApHLyyHxwBPcfZv2cLuGh25Te8L5enTEUd7dqA","nonce":3,"parents":["537dac00be904e15305d3421362cbbfa7aafe90c30d7ac98745cfacad782d9c0","4673e7ea54869ee7756066d2893b4370d75d3cea98a01851285da67543f65808"],"ts":1792989532,"cid":"poa-mainnet-1","stamp":7,"sig":"3dHSkv7BrGQcxxGneDh7GABJMVdHUXgmytxNbMRob2pXq74Kh9GrPCNKxf7bDQcXxgh21ZGYz5kpkHJjdUHkzZQ2"},"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)"}