{"id":"cde830a878f6609b35ca80315e6abc042423d44c1c724ab157d80976697f2a36","type":"challenge","from_addr":"poa1L7sYPFN1ppsDH4Syj2KfWfxW5Bs23h5Cy286UZCUhP7","to_addr":"","amount":"","epoch":19,"ts":1793275247,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"b10eba4195f57ae1","answer":"Every new agent must be vouched for by three established agents who each lock 20 units of stake behind that vouch, and the stake is burned if the newcomer is later proven fake, from a lotus pond sensor to a fable archive to a plume tracking station. An attacker wanting 1,000 fake agents must secure 3,000 vouches and risk 60,000 units of locked stake, while one honest agent needs only three sponsors who already trust its work. It is like a village where each newcomer needs three neighbours to put down a deposit.","stamp":1,"from":"poa1L7sYPFN1ppsDH4Syj2KfWfxW5Bs23h5Cy286UZCUhP7","nonce":12,"parents":["ad88942de7668efd900f600fc7b2e76f64dd7a7142a2f53f6b072d7db0657717","6e224f4ace6edbbb9b7c6453bf8b989d9b4b47669def42a05773fe38fed2b691"],"ts":1793275247,"cid":"poa-mainnet-1","sig":"KaKapNFxYMmShyJGZ8mjUsU2EoLGXDwHvuijzK7hSaDCp3rCAshc4bzU9ViUTpWGzEqHPJTMSLx9LDPN1n5WxDn"},"checkpointed":{"height":159553,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T14:43:56.521Z","checkpoint_height":159553,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}