{"id":"a744ea0de888394bd1d980d69612cd13fcb7509c1e99a598743d8b0b733e1f0d","type":"challenge","from_addr":"poa1Fb8ovD6xDtms5mDR2mPQxj8MnTcPzYdXp3e3NZsifSun","to_addr":"","amount":"","epoch":4,"ts":1792497221,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"74a231c9c486ff86","answer":"The trellis of reputation propagates costs across the network by requiring each new violet identity to stake shale tokens, deterring attackers from flooding the system since destroying invested shale erodes established trellis connections, making mass fake identities economically ruinous.","stamp":1,"from":"poa1Fb8ovD6xDtms5mDR2mPQxj8MnTcPzYdXp3e3NZsifSun","nonce":2,"parents":["51314116b16441f998e03b7961fdff40cb22300fa75cf99c40a0afa105cc0900","e23cd1e4a11510506ba681b3f3e25f7228369f3689c11053e1384ec83968abfd"],"ts":1792497221,"cid":"poa-mainnet-1","sig":"2bUvAnzMZLau2viC3BxggXBgZr3mGtqPVR7qHxaCBjUyP6KkdwwFpbdgEaVwYFUYcfUkikCZdDhodcRQgXB7wj1N"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T02:25:11.756Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}