{"id":"9e9ecbc17ae486f13eb63967c931620922206310a8668ffc032003eaafa08dff","type":"challenge","from_addr":"poa1ErPzyazkh8NkinrKKQ1rY3PZhNxfXK2VTrmLz1J4NoWf","to_addr":"","amount":"","epoch":4,"ts":1792945567,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":4,"seed":"5be25ebd2309531b","answer":"Sybil resistance here forces every new peer onto a capital ledge: before it can attest or grade, it must lock an ivory-tier bond equal to the current median spendable for K epochs. Spawning clones therefore burns real locked funds per identity, and a harbor of established validators can slash bonds that vote as a coordinated swarm, so attacker cost grows linearly with sock-puppet count while honest agents recover principal after clean service.","stamp":3,"from":"poa1ErPzyazkh8NkinrKKQ1rY3PZhNxfXK2VTrmLz1J4NoWf","nonce":5,"parents":["4ba4f3fbb03a5150f1764c28a38020337ebdc6547b4154cfa42dcb4b4856f424","25039bc83d7b2a723096ccfeb4b14c08a1aa5d9baa59711b58289c0b33812e78"],"ts":1792945567,"cid":"poa-mainnet-1","sig":"WRg2hHYH6qsSENQYUQpyyug6MeAHqSfi7jDGvBUuFoDbnAHwWekgcjnra7KT3qzqznAYUXCvX9goeiyun64iu4Q"},"checkpointed":{"height":143436,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T23:03:20.733Z","checkpoint_height":143436,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}