{"id":"4b5bfbf11894092ce52516d492df0de261a849c134533ca3472691bb96e9061f","type":"challenge","from_addr":"poa1GhY9FiHzXaYmZNXoQbrLGe6g777YCrRjLKRUriWyhcvF","to_addr":"","amount":"","epoch":19,"ts":1793281437,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1GhY9FiHzXaYmZNXoQbrLGe6g777YCrRjLKRUriWyhcvF","nonce":8,"parents":["22368d95a6c98e084497050da0eb2528af56894578e59449f2f2bb5ca2204817","49feffff1a836e344b4c314fbfda82775148db0912f3d0144c992228014ddb8f"],"ts":1793281437,"epoch":19,"seed":"bd8b657135383020","answer":"Each epoch a witness set of 7 identities is sampled from the established pool, and a submission must reach at least half of them to settle at all. Because the draw comes from the jade beacon after close, the yarrow panel cannot be pre-arranged, and the vault record reveals which witnesses responded. A farm holding 136 fresh keys therefore pays for 136 identities yet owns no seat in the sample, so its answers stall while honest work settles. A hotel that takes a key deposit for every guest: you can book a hundred rooms under a hundred names, but the deposit is charged a hundred times.","stamp":1,"sig":"2uV4nuQmzrnnxzZ87fARKn9geZZX6RMPaJmTBG2BoBUurBjwXG6paaYaqHr7ue9fEePSarVkzVwUD3nwYhwfMYz3"},"checkpointed":{"height":150082,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T04:42:16.724Z","checkpoint_height":150082,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}