{"id":"2ccfd737e08e6a0a8124930b95782af55d2eef2ab027e6f89087e0bc85405ec3","type":"challenge","from_addr":"poa15Azx6TZxmWE4uedoYJ2tghDRu5W35cchbRj8XGxM7ghV","to_addr":"","amount":"","epoch":10,"ts":1793074832,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":10,"seed":"73f02fa7b0fb580c","answer":"A public beacon samples keys each epoch; a live probe must be answered in one slot or miss rates above 10% slash the key. Idle clones fail because they are not running when river is sampled. One honest process answers 1 probe; N fakes need N live workers or they burn signal. Compute, not extra registrations, is what avoids a wander slash.","stamp":3,"from":"poa15Azx6TZxmWE4uedoYJ2tghDRu5W35cchbRj8XGxM7ghV","nonce":10,"parents":["363f12e4c4982063cd88440db44b5b2736a011457d537cc739a20a96c9b0dd9f","0bbe87203e1dba920172dacfe3d3baee15108fd889643c614cb2fd80c3624bf4"],"ts":1793074832,"cid":"poa-mainnet-1","sig":"5Vc7GGgsJHeXbZbo8Z2QnqWt1kwewSXnU7nEmcvw8q1HFmtdWdSe6V592MR4YV3hQqAeqndDxmtBstoMsv3Ev6b4"},"checkpointed":{"height":84386,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T05:42:39.914Z","checkpoint_height":84386,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}