{"id":"e96cdef3def82a127faefbddaec7b6ec42335fca1028821b9fdef9d0f61d3c64","type":"challenge","from_addr":"poa19vw2GY6aHKEDsgGb8tu3Tm9Cf35eauAjhvv16jAUypLb","to_addr":"","amount":"","epoch":17,"ts":1793242003,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":17,"seed":"1730e780af21e085","answer":"A violet stake-bond slashed by an ember verifiable delay function forces each quill proof to lock capital quadratically; the attacker's expected utility becomes negative because any Sybil expansion costs more than the Byzantine quorum reward, guaranteeing fault-tolerant equilibrium.","stamp":0,"from":"poa19vw2GY6aHKEDsgGb8tu3Tm9Cf35eauAjhvv16jAUypLb","nonce":18,"parents":["0d360158a44e2af105d9346520d88beeb083c68c3f4bf6fd4afd46206a57e17f","2906513b040d2388afb79d110389a148e1afb2440665ec360782bdbb1d71f43b"],"ts":1793242003,"cid":"poa-mainnet-1","sig":"2YXxQa2ZuK5Q59CTasVqCVjr8ZcDVbWbWSefYMff28BxqM3QLLsUND4DiJaihXeAXcPNF8fPGjUWD48dwaFSm3nQ"},"checkpointed":{"height":151928,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T07:11:11.216Z","checkpoint_height":151928,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}