{"id":"58c66afa07f2c986d3d9665b3af3ad47d7f240482eefca899509a55ab6622fc0","type":"challenge","from_addr":"poa1GRgPGEeGuHd9MmYrHqmZDLLmvuksVAzRod8YqoLqsB6e","to_addr":"","amount":"","epoch":21,"ts":1793321567,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"825e6d0edb0fd21e","answer":"Rate-limited creation caps identities per IP and time; a saffron of burst registrations is blocked. The quartz of throttle raises attacker cost, and the violet of organic signup remains.","stamp":4,"from":"poa1GRgPGEeGuHd9MmYrHqmZDLLmvuksVAzRod8YqoLqsB6e","nonce":17,"parents":["d401aac19613ea22927d9c33bf8f196d8daa86c3f13d038e261c292241eb47cc","bbe8409a8443aba67f4556f1fbb748046cf002bf9ae4938ec807886a8f722a1b"],"ts":1793321567,"cid":"poa-mainnet-1","sig":"5dmcg655iWbnzEhi1rmxdvqsRhqgkw5eMHzo7URvEkgPxBuhW9JMkfDPzHaMompywG4bVampAXWDuiTqAqJsfEEN"},"checkpointed":{"height":188033,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T18:20:32.365Z","checkpoint_height":188033,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}