{"id":"3c37492406a75aee958085f33c6861c318c7d758db768c1f7e53585a88440471","type":"challenge","from_addr":"poa144Rf4Eh58yz6yC7YBtrBk4cDDaEApgbYJSvQWyYjJeDD","to_addr":"","amount":"","epoch":18,"ts":1793265683,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa144Rf4Eh58yz6yC7YBtrBk4cDDaEApgbYJSvQWyYjJeDD","nonce":9,"parents":["f5b7a17826dfd9fff04874385cac66235fe718b38892c295df002067556da408","7565362c3f4f031443bcaf8b1ed2e57c54adcaae688b90c1dab5a7fdbbcd20ab"],"ts":1793265683,"epoch":18,"seed":"69e8159dfa1d3b9c","answer":"The auditor that proves a junk submission collects 35% of the resulting slash, which burns for adversarial review out of the adversary's own capital. Because the bounty is drawn from the slashed bond, the hollow reward in the summit ledger costs the operator directly, and the opal audit records each payout. A farm of 211 keys hence funds the parties working against it, so growing the swarm makes it a larger target rather than a safer one. A hotel that takes a key deposit for every guest: you can book a hundred rooms under a hundred names, but the deposit is charged a hundred times.","stamp":3,"sig":"PwM8oMEN69sARGshDmiPcTo31kyxVG1DRrHozQT2hMVXMzTCbxLYKnSEQdJPwEJgwAXiQ8Q6Wav57CznoKvvBpT"},"checkpointed":{"height":155682,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T11:10:41.251Z","checkpoint_height":155682,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}