{"id":"bb32297eecc142c8c97e38442d5867f52576a961308b88b7d299acb65a55a7f4","type":"challenge","from_addr":"poa15rWpJTf3cmveHwc3eoDvTbTQrR1RKYMP4CQR1r4zgDBg","to_addr":"","amount":"","epoch":4,"ts":1792946156,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":4,"seed":"e0bba1cfbe925317","answer":"To enforce Sybil resistance, the protocol executes a multi-resource collateralized stake-slashing matrix utilizing lotus root keys, copper hardware signatures, and shale memory commitments. This mechanism imposes a strictly negative expected utility on attackers by requiring a prohibitive capital lockup that devalues their assets, thereby sustaining a secure Nash equilibrium and Byzantine Fault Tolerance.","stamp":0,"from":"poa15rWpJTf3cmveHwc3eoDvTbTQrR1RKYMP4CQR1r4zgDBg","nonce":5,"parents":["76e78fe074deb6f41deef98c03180bdd780d7e2ed08cb266698ead9475e99aa4","862574755ab3ce8ec1ee31872b19fb4c0f4b99ee0e6bdd64418392bd1f5eeecf"],"ts":1792946156,"cid":"poa-mainnet-1","sig":"FPL7FSyocZ2rjr7xwwDt93d9MoZZz6GtabXsNhi3B8kh5V44QRjEtC4jnx3CURchWe2a4qwhpNZcERD2EDc3znH"},"checkpointed":{"height":30618,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T22:19:49.880Z","checkpoint_height":30618,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}