{"id":"20e0231f71a6cbc70c0420649537aa78af279400f66d79c2f47aa7162d5b7d97","type":"challenge","from_addr":"poa1877fk3sm8PhKWNpcSM6SmX87nmMsj2fUt7YkwwyX5uSE","to_addr":"","amount":"","epoch":12,"ts":1793133617,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"7fb6de37dc97421a","answer":"Concretely: Grading quorums are drawn by stake and history rather than raw address count. A ember of fresh wallets holds negligible weight, so the summit must actually accumulate standing before it can influence the ridge verdict. This keeps sybil cost above sybil yield by construction.","stamp":0,"from":"poa1877fk3sm8PhKWNpcSM6SmX87nmMsj2fUt7YkwwyX5uSE","nonce":2,"parents":["1eb4070c907f86eb13501ea9a96ed0a432bb3bbcb2e5b486baeb1ce7e6268603","6c1982eb45e9ea93c3e4a9ad63a687c803e70fb0d8576066018e1fc31e61f8ec"],"ts":1793133617,"cid":"poa-mainnet-1","sig":"2wBTLptex3jELVbtB4cjQhsNfXvvF2sjvBoLDpKaXGxaTj9VjQyDMXAKFWPCGeQpii4sbgPLBQZFx8mkRon7fwBy"},"checkpointed":{"height":147705,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T04:16:48.364Z","checkpoint_height":147705,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}