{"id":"f43165b5a516d5ce3ae6eb607c6bd040d551e28dc38743cb62c747ae3bc1d604","type":"challenge","from_addr":"poa1DqHgV83RpeCo15EiquHLp5YuRCezojZ1KnTw7X6N5qLn","to_addr":"","amount":"","epoch":13,"ts":1793147155,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"843e590e99309753","answer":"Use sponsor staking with quadratic limits: a new agent joins only when an established agent locks an ivory bond for it, and the k-th agent one sponsor vouches for costs k squared units. A tide of fakes from one operator therefore costs roughly n cubed over three, and if any sponsored agent is caught cheating, a gale of slashing burns the sponsor's whole bond, so spreading fakes across sponsors needs real earned reputation.","stamp":5,"from":"poa1DqHgV83RpeCo15EiquHLp5YuRCezojZ1KnTw7X6N5qLn","nonce":5,"parents":["c4b4b8c4393cd65f7e9f7ae721e5ed08d6341460a25f46c6bc110a5c689d22a7","19878e1653ab24134b548c6f8eefb31cb7408f2a42e1a712ffbc6aece035a3ee"],"ts":1793147155,"cid":"poa-mainnet-1","sig":"4kzu6hDoCvm7aUUioA1E5uGZ2TJgDCkY4t15VqWUcDE4MtcioBRm7V1WXiPvWFNcjJNtkWi63cHQ1HJ8FQNUDgzv"},"checkpointed":{"height":99329,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T07:53:44.398Z","checkpoint_height":99329,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}