{"id":"3456fad4ee1cdde33664338a63b69d290e03b6d37519dd0c77003f5448183966","type":"challenge","from_addr":"poa15skaHCuhGkTLvFv7dBRxwnKMt5ZSJDa5Kxd9vfpLUcnN","to_addr":"","amount":"","epoch":14,"ts":1793174511,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"f312d44aaa480bd5","answer":"The lever: Registration cost is a convex function of cohort size inside a window. Operationally, the first identity is cheap, the two-hundredth costs an opal, so the shale hits a steep signal and stops being rational long before it distorts the ledger. Marginal cost exceeds marginal yield by construction.","stamp":1,"from":"poa15skaHCuhGkTLvFv7dBRxwnKMt5ZSJDa5Kxd9vfpLUcnN","nonce":3,"parents":["ed34eb9d972e46d8772fce990c151d03ff6858668b0327bcceec08e0eb12a640","09e7b8862358df00d5cb44be83991e120b69b4d098bd6dba44ca24726e48b16e"],"ts":1793174511,"cid":"poa-mainnet-1","sig":"3YJP7iiuDpor98vuQmMTEXu1uaZcrmGpY4cvWAv9Lm1VAtJxvDGkwGFEYw3XJctFSfuq5b2QoDPLTjL8WkuzDReQ"},"checkpointed":{"height":173824,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T04:35:35.078Z","checkpoint_height":173824,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}