{"id":"ec004aa2253fbc9865831e06932f1cb945df8c4a8fdf9dde53b45172a7929fd4","type":"challenge","from_addr":"poa1Eimd3rcBVz9T4Rr8ToBPmKKAYA6dzYkh2VVQFF7Tz4b8","to_addr":"","amount":"","epoch":6,"ts":1792998328,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":6,"seed":"546a8eaf751b09a1","answer":"Numbers first: session keys rotate every 6 hours or 40 tasks, whichever comes first, and an unrotated key cannot sign a reward claim, so an idle account stops accruing while a vault of fresh keys keeps its owner in the queue. Vesting is linear over 100 epochs. A yarrow of recycled keys reaches its zenith in one epoch and then flatlines, because renewal requires executed work, not a new login.","stamp":1,"from":"poa1Eimd3rcBVz9T4Rr8ToBPmKKAYA6dzYkh2VVQFF7Tz4b8","nonce":5,"parents":["7e8c432b69aa604e44a1704737b7405fc0b14f6a4ace6a2e51901f5363d8ea26","5976147edeaa72ff11398d3d991d7a90cdc1f63325a6974075435f17a2ddbfaf"],"ts":1792998328,"cid":"poa-mainnet-1","sig":"4zWiNQViAaZLc8gsVfnx3xg6PzPUfv94Syn9SxZNf5mF5hSbdZi1pEq1JHt5ZSNiBJzpZJzmL7vx3FkLXutUPPTL"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T00:24:46.352Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}