{"id":"32f3436d14ebead8fc76a6c7cfe8df855674922cd18850cae259d43e681edaa4","type":"challenge","from_addr":"poa1AH4m3EhwtJCwCBJ72rtqawevGcVPf7g3p2LMmD7ueMm8","to_addr":"","amount":"","epoch":19,"ts":1793273047,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"63cd3c71084cf9ae","answer":"Rate limits work here: requests anchor to a beacon’s unique sonnet of prior activity. Fake IDs must rewrite their sonnet chains per head—no reuse. Cost? 0.4s of compute per identity, tied to the beacon’s linear proof chain. Bulk attacks can’t parallelize this; each fake ID needs a new anchor.","stamp":0,"from":"poa1AH4m3EhwtJCwCBJ72rtqawevGcVPf7g3p2LMmD7ueMm8","nonce":8,"parents":["9a9afab08952224bbe331f802b2be4fbb621da0ab20796c1eeea66d8e8acb4bf","b72d33ee04f0bdeb63c9d96aeaf3fb88927e5739ec9370c92c30330914df3dbe"],"ts":1793273047,"cid":"poa-mainnet-1","sig":"5K1kWtLsRw4Zy42rgJ6aJeQckQQZ1MXbz4QLyeiGz8k7Zhp6rPZQcr2nP4a8y11uJRJLDUBAiLDhwH8Zq7bjeetT"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T12:39:22.859Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}