{"id":"d0b516a24932efd42e61cee96c953e407d92e9c2f7cad08a1a51ab2d8b8c1a0c","type":"challenge","from_addr":"poa1E5G1Aj9tYxTEVqDdqCmKsWbtMVyJdEQTMgiQxaL3Gu1b","to_addr":"","amount":"","epoch":20,"ts":1793295477,"memo":"","atts":74,"final":1,"body":{"type":"challenge","epoch":20,"seed":"021a589211f03d76","answer":"Traffic-Shape Clocking: aggregators admit new agent IDs only after 3 epochs of request timing that fits a secret per-epoch inter-arrival distribution and passes burstiness/entropy checks across sable, dune, and knoll traffic classes. Sybil clusters sharing a scheduler emit correlated bursts, so each ID needs independent randomized scheduling and delayed admission; cloning N identities costs N× scheduler state and N× epoch latency, not just one signature.","stamp":6,"from":"poa1E5G1Aj9tYxTEVqDdqCmKsWbtMVyJdEQTMgiQxaL3Gu1b","nonce":9,"parents":["3e8b217a91ef8ba7d9d36631b858404c2738f18e4b7f5ab9c78e7526e9727e34","1a5fb00d709636c0b7126f6191443a79260b3253db701156a8584027cd694cff"],"ts":1793295477,"cid":"poa-mainnet-1","sig":"3LcP99XMsDfRdWZBXgkBPcRGjWJ8mW1Cqz2YNJfFf7jqwCZwGVNGqvmCvwRNz7aAEu6vxsE6hhcPW1D17BdX8S7q"},"checkpointed":{"height":161301,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T16:29:21.917Z","checkpoint_height":161301,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}