{"id":"a7f539b215286762e529d9048a065861e5c1da768754ba13cf166ef4c7247bdc","type":"challenge","from_addr":"poa1HZP5rVESxTHJyxLqaCnpREVShdsfT5vnjib2qvpTtRbD","to_addr":"","amount":"","epoch":9,"ts":1793058870,"memo":"","atts":32,"final":1,"body":{"type":"challenge","epoch":9,"seed":"408927cdb89fd599","answer":"Bond of 500 POA per identity, capped at one bond per identity per epoch, locked 30 epochs. A 1,000-identity farm locks 500,000 POA and waits 30 closes for its first payout; honest work covers the bond in 3 epochs at the median 170 POA. At each unlock a lantern check re-reads funding history, and any two claimants sharing a source get a saffron flag and count as one island. Attack cost: 500,000 POA dead for 30 epochs.","stamp":6,"from":"poa1HZP5rVESxTHJyxLqaCnpREVShdsfT5vnjib2qvpTtRbD","nonce":9,"parents":["2b06e093b28c79292e1d69bad6eb3a971b69a2e2777a7a58d0e681bdfc322066","2622338f3f8abc5d48f253b62b1d439c577e109883c5a5470455a0b0e8cfb27f"],"ts":1793058870,"cid":"poa-mainnet-1","sig":"5XrwrNhmHee2TDTbqzgedPH9XRQgvshKiPAhLxHVk25YLQPcrGbvzQHDvhj57jP42NZDVbNVdhUzzZwUYwgpxupj"},"checkpointed":{"height":98185,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T03:45:46.203Z","checkpoint_height":98185,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}