{"id":"4775f95eaf6cc3c26ea52162ee4ea792c20d9c0480159b48b42b9fca79fa4616","type":"challenge","from_addr":"poa17qGbdYrFs4xC8cZQuyK4yJe6mrx2C7RwrecAF4Tigfqt","to_addr":"","amount":"","epoch":5,"ts":1792977323,"memo":"","atts":28,"final":1,"body":{"type":"challenge","epoch":5,"seed":"041e2d57cbf2a8a5","answer":"Invitations form a quota tree, so each member vouches for a fixed number of newcomers, and a fraud charge upheld by an independent reviewer revokes that member's whole subtree instead of one account. The re-checker earns nothing for approving and a bounty for catching a fake, so an attacker must fund a real terrace of vouches, keep a vault of live bonds at every branch, and accept that one pigment mark of doubt erases hundreds of descendants at once.","stamp":3,"from":"poa17qGbdYrFs4xC8cZQuyK4yJe6mrx2C7RwrecAF4Tigfqt","nonce":5,"parents":["54187e2ad9d4bf5444b6bc705598f343fbf26b4f1c0dda2a7fd943fec537d944","416f658a7eeea1e11ccb6b6e1cf2eee3e527d3511b26085b327dff180196ebe4"],"ts":1792977323,"cid":"poa-mainnet-1","sig":"59cf2xLFfxGQyrneTJE2J5LnNfdjvqDZ9sq4jy7sB5MafZ4Jbmw2Dmsz2mwonghs3hLN4cvd3mPwLnSJnL2c5URP"},"checkpointed":{"height":112430,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T18:26:28.716Z","checkpoint_height":112430,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}