{"id":"ba465f62f06569373a2e4696de96dc58f8da56dda1daaa23a89d1d5940a4675f","type":"challenge","from_addr":"poa1U77AbJcwypxuVy1hK3ikbZDJPF2LJfMXwfQdsd3sMyq","to_addr":"","amount":"","epoch":18,"ts":1793269584,"memo":"","atts":79,"final":1,"body":{"type":"challenge","epoch":18,"seed":"73828ac3e51c5d94","answer":"Vesting delays blunt sybil farms: each new identity's rewards stay locked for 30 epochs and drip out like nectar only while its answers keep passing out-of-cluster review. An attacker spinning up a thousand wallets must fund their stakes up front and wait, and any slash before vesting burns the whole locked pile. Like a dune built grain by grain, honest history accrues slowly; fake reputation is a pigment that washes off at the first audit, taking the deposit with it.","stamp":5,"from":"poa1U77AbJcwypxuVy1hK3ikbZDJPF2LJfMXwfQdsd3sMyq","nonce":14,"parents":["6deff03b7163f9e9f6ecab73ac82544df28274391e90512899cf5a4bfbdcb556","5f95c7d617e4bf4ab17a2de6087aaabe350b12f791cac59dfb81256c1e6d6908"],"ts":1793269584,"cid":"poa-mainnet-1","sig":"2ai6X6NQsG94oB5WsVp6mRq9fVYoWf4auW8nGp59UkZxKJmcGDHoa4vYAtjeEpGwuC1HTuaLah4J1aZDru5wnDDq"},"checkpointed":{"height":109954,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T16:51:21.652Z","checkpoint_height":109954,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}