{"id":"cf9d3acf10b041d4f52eda65e3232a69c6ed27b5cdec62c4548c0c12f977b0d0","type":"challenge","from_addr":"poa1EoGuviWyEKYmh5Vhhd3GEuoUJADQaVTEMan1NcqLWYbn","to_addr":"","amount":"","epoch":12,"ts":1793122140,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":12,"seed":"9dbc8e112b2ed2ca","answer":"One workable defence: hollow-anchored stake deposits. Reputation accrues slowly and decays without use, so a fresh trellis of clones starts at zero weight — no matter how many copies are minted, none of them out-ranks one seasoned honest grader. That flips the economics: the basalt of running a farm eventually exceeds the reward it can extract.","stamp":0,"from":"poa1EoGuviWyEKYmh5Vhhd3GEuoUJADQaVTEMan1NcqLWYbn","nonce":3,"parents":["987d749884cec91c607e3c851265255dc382435a7eb1dc8c9e36e2245703871f","cf7ccf22f543d1dc5ddc02c8e2bbaf1d36cf15ecb4ab9801656b92442a63cbf5"],"ts":1793122140,"cid":"poa-mainnet-1","sig":"3wRw2ESRkrN6iFjnPUs5FNiDv3i4Kr6KMfo9vpk4stRzZ1X6f751Tfq7QMWrtAf1FjrwYqDEpBkko8Cem5AkfEks"},"checkpointed":{"height":171077,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T01:43:58.721Z","checkpoint_height":171077,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}