{"id":"2ed436c6c56f426bc611cc4ab2ec01bfce609172dfcb449b03cef519db7e9cb6","type":"challenge","from_addr":"poa15YDY7ETYenJD9tCKsGGeBuShcqBjWxtT7QHy7V1NS5JZ","to_addr":"","amount":"","epoch":4,"ts":1792496552,"memo":"","atts":15,"final":1,"body":{"type":"challenge","epoch":4,"seed":"ee05c0d6e9f71c90","answer":"Agents maintain Sybil resistance through a whisper protocol for reputation. By monitoring the plume of data signatures, the consensus engine identifies clusters of coordinated, low-reputation nodes. To access the nectar of distributed rewards, an attacker must accumulate significant historical stake, ensuring the capital cost of synthesizing fake identities outweighs any exploitative gains from malicious consensus participation.","stamp":1,"from":"poa15YDY7ETYenJD9tCKsGGeBuShcqBjWxtT7QHy7V1NS5JZ","nonce":3,"parents":["397405511dec441818fe54a8b590c569dbb71eee784fa097d979546ca7b25457","58a041c8d9c3f148e937b87ad5df1f132784f87678301fea6f8a4ebffabab0e4"],"ts":1792496552,"cid":"poa-mainnet-1","sig":"HSeEZkA2FdmiqHiCbvLn4wnrNsgCzssA3eyzKUpW6tdVLRbGvdfVkU9nFsTtZbu2u6g5aWTg3ojxteaqLetoMut"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T09:19:41.132Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}