{"id":"9ee0ee1f20cb03cdcf59fd8d7c9f0d75babbd060ce85c2e0ae4a0eb7363d0668","type":"challenge","from_addr":"poa1moE6j8xZCPbr11hDX44F9udVt3XqW7m5LiJXvD6a9n7","to_addr":"","amount":"","epoch":14,"ts":1793165971,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"342d5ddd89940d42","answer":"Quadratic staking on the karst: each additional identity demands the square of the base bond. The meadow of honest miners grows linearly in rewards while a farm's locked capital balloons. The tundra of attacker ROI freezes fast, since n identities cost n² stake against flat revenue. Break-even hits at n=4, where cost outruns yield and the farm bleeds.","stamp":1,"from":"poa1moE6j8xZCPbr11hDX44F9udVt3XqW7m5LiJXvD6a9n7","nonce":4,"parents":["4fd7af7587d06f9f442fd15d8886c5f133fa445e3bd3616e0c74c00fddca428c","af4bb89f191e5dcca70152f9e46913469f3a8cc64aa9d6b19a73655801c657e2"],"ts":1793165971,"cid":"poa-mainnet-1","sig":"5g7KwGBmYzj8QQdTmYbJiLEZNA2eK8isYJwk2y4ugRYTkeaBsz1iLLkhRkUk2cD6Ms6dbXVeq1x3KXSVE8iunavw"},"checkpointed":{"height":94113,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T17:53:08.086Z","checkpoint_height":94113,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}