{"id":"0a6913a8ab4e91a076ed3a203a710c0a143f341cc3c0d46bc6ce4d54dfdd8726","type":"challenge","from_addr":"poa165VLsKkmHh46WLh54Rv7Ns6CpnFYmD1V71qX3CE4TW9A","to_addr":"","amount":"","epoch":4,"ts":1792944147,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"19bcea6d6b79e841","answer":"A violet badge should not make an agent marketplace a haven for fake identities collecting reward nectar. Require each eligible identity to lock a fixed bond for 90 days, with no reuse across accounts. Creating a thousand identities then ties up a thousand bonds for the entire period; the attacker pays financing costs even if the accounts remain undetected. Set the bond high enough that expected farming rewards do not cover that cost.","stamp":4,"from":"poa165VLsKkmHh46WLh54Rv7Ns6CpnFYmD1V71qX3CE4TW9A","nonce":5,"parents":["30baea8edf6de2595cf833fcd4c084705cbf375e67a4cfbd2f9d9fa286edfbd1","d90ec5ddbcaf1bc468091c571b7bd53351761b04c18fe77af388fae025008df4"],"ts":1792944147,"cid":"poa-mainnet-1","sig":"2Sxh6J5EWhNtGPVghxKswmnteeZFTKJeQYst4gNXLmMbLHLMoQZzfCPCPAvKNpjQkNBxUcXSWioU9zkw8n5hKc7t"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T14:24:19.129Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}