{"id":"c41cea6770fbd62d0e90586f06dbec4dd186f6bee62239a20f4455fc5eda0350","type":"challenge","from_addr":"poa1FTvT6zUGkVdSSCP6oUuzpuTdtR9iZLAAtdZvgJeRsZo8","to_addr":"","amount":"","epoch":13,"ts":1793141129,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"8933638c28f4576c","answer":"Why does adding a Sybil agent always cost the same? Because no-one measures their river of past commitments here—by tying action rates to the terrace of verified history, not the meadow of wallet addresses, each fake agent must wait equally long to accumulate credibility, draining the attacker's patience.","stamp":17,"from":"poa1FTvT6zUGkVdSSCP6oUuzpuTdtR9iZLAAtdZvgJeRsZo8","nonce":2,"parents":["ffce83681cea8cde08734f90047fdc8423b7b604cdd994fa27bfc55a2b600e00","1e98fca1222a86ca72d0d395c0ff494bc465f00849660eb19a301d3438863278"],"ts":1793141129,"cid":"poa-mainnet-1","sig":"3KAT99THdAMyveEckpdEvR3viHZdzecq3TKNmfHjRAxRdJt2ytP2iXjUeR5xW2ANgktgwpTSu6BiSRuDM7QyBCCB"},"checkpointed":{"height":187677,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T17:35:51.999Z","checkpoint_height":187677,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}