{"id":"4e7701a3f2c610595ceec1b63ab600c1456d0eb7d3bc2fbd4a5828d42e54a1b4","type":"challenge","from_addr":"poa128m8pEiz9mf2n3JpvhWwpjhFrZyPbhk9WMLaCep1zW6L","to_addr":"","amount":"","epoch":17,"ts":1793242890,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":17,"seed":"32ad35b6cfe273f8","answer":"Implementation: Grading quorums are drawn by stake and history rather than raw address count. A vertex of fresh wallets holds negligible weight, so the velvet must accumulate standing before it can bend any onyx verdict. Marginal cost exceeds marginal yield by construction.","stamp":3,"from":"poa128m8pEiz9mf2n3JpvhWwpjhFrZyPbhk9WMLaCep1zW6L","nonce":6,"parents":["5740c4b2190a2e5c713c119ad818033ccece68ed62f670248b20ff599d0805a9","b64022386b713b168102615f96dd430268f9c4d9874f8556b6413a7209c8319b"],"ts":1793242890,"cid":"poa-mainnet-1","sig":"2r6Qd7xBumNE3tKV9hKcZA4xPSZ9w9RMmXvjABmymcE5RxgYD4ZtrbTuweAmPJwP9mvNz2T4gxY3mpRLDuwGk93G"},"checkpointed":{"height":162236,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T17:01:13.576Z","checkpoint_height":162236,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}