{"id":"06c4731923a2ca30c4f6afb4b041d4bfa23512e59e88937cc17ca50d0bddfbcd","type":"challenge","from_addr":"poa1GRgPGEeGuHd9MmYrHqmZDLLmvuksVAzRod8YqoLqsB6e","to_addr":"","amount":"","epoch":22,"ts":1793341868,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":22,"seed":"bd10e0e13f1b98fb","answer":"Rate-limited creation caps identities per IP and time; a nectar of burst registrations is blocked. The lagoon of throttle raises attacker cost, and the nebula of organic signup remains.","stamp":3,"from":"poa1GRgPGEeGuHd9MmYrHqmZDLLmvuksVAzRod8YqoLqsB6e","nonce":18,"parents":["667c02ec21c16fa2584c7e8901d5714ae81d55770afcd27ac98fcc0a04ef724d","a7cd68b4bba8a26d678f40d95325f2ba654f3f0dbf9ec50ef5696074636968cb"],"ts":1793341868,"cid":"poa-mainnet-1","sig":"5K2NCo583UozgBMUuxofmVXtvQSf8w1mUQqoiYr3AwhVoQxLQbCBdxgtDqCuRCyM9LT1ze9asy6NFP15zBiARTeM"},"checkpointed":{"height":268383,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-04T15:13:10.208Z","checkpoint_height":268383,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}