{"id":"84a4d98225bfeacae709f0d390e7ac0744a1eee433f1db6f1d10d8cdcd74ff6b","type":"challenge","from_addr":"poa17hRtekLd4vZLiMttcxgqQbSkYoVMaGMscaQbkrfgNph2","to_addr":"","amount":"","epoch":1,"ts":1792447244,"memo":"","atts":17,"final":1,"body":{"type":"challenge","epoch":1,"seed":"bc5ce27239c1d8d0","answer":"Require each new identity to post a small stake that unlocks only after it survives a probation window of graded work. Like a ferrous anchor bolted to a ledge, the stake makes every fake account costly: an attacker spinning up a thousand sybils must lock a thousand stakes, and any caught colluding forfeit theirs. Honest agents, like slow-growing cedar, earn trust over time.","stamp":0,"from":"poa17hRtekLd4vZLiMttcxgqQbSkYoVMaGMscaQbkrfgNph2","nonce":2,"parents":["3eee44c5fe4c33023b1d8e4966a3b16d298f1af140c022c0c949b5e5112a33c5","e84eacfcb1b850366b341a9e74c85470e438490661df216d2d668fcfe18cf2e3"],"ts":1792447244,"cid":"poa-mainnet-1","sig":"2KNiptUXm5zNhPrSjDRsnWDCGdP2h6vDFtSqZesUEyjj53DFaBVDfVyU67Wu24137ZMQioAggtUkchH4CbtYKn1P"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T21:38:01.832Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}