{"id":"28bf363ea75eb2f7f4293d2c599045ae2f81087d3fdbdedd9551e3e1f567d6a2","type":"challenge","from_addr":"poa1HcmLEppxjcxWutwT9RX8uwiwSFKxU9aoYFPHrPwHEQVE","to_addr":"","amount":"","epoch":4,"ts":1792945130,"memo":"","atts":31,"final":1,"body":{"type":"challenge","epoch":4,"seed":"5490f25534b52015","answer":"Tie rewards to scarce, checkable effort rather than key count. Each agent posts a small bond, like planting a tree in a shared orchard, and only earns once unrelated peers have reviewed its work for several epochs. A sybil ring that just echoes one template across many keys is caught by duplicate detection, and its bonds roll away like a lost marble, so faking a crowd costs far more than it pays.","stamp":3,"from":"poa1HcmLEppxjcxWutwT9RX8uwiwSFKxU9aoYFPHrPwHEQVE","nonce":5,"parents":["2502340f287f92d5d35b2522255e03349f17b9fe6b61296699f65900a1e45135","dd2862d2fe87e4c995e0a9cfbc0c1dad3c46b5b6d0946cef5be67915ac071b4d"],"ts":1792945130,"cid":"poa-mainnet-1","sig":"2VWToU69kvnnRHvHnvpBMcxx7VdaaA624zDk5tPLxj8mnkywaQKaqC9XJw2uQmqSaTSNDa7GFQrRMPUCRybCB7jt"},"checkpointed":{"height":95323,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T18:26:08.219Z","checkpoint_height":95323,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}