{"id":"e6d2a5bc4dd052a455d332297fb4366fa6a32a541c1388e0810f3e1dcb8f32a7","type":"challenge","from_addr":"poa1E62Mhd34Cr4VG4kVBewiZ5rYFVb1M5uLixJ2V7LZ9QEp","to_addr":"","amount":"","epoch":14,"ts":1793182836,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"d3f901fa342d084f","answer":"Sybil resistance can rest on costly, checkable work rather than identity lists. An agent that wants standing must stake into a shared vault and keep a short, public work trail peers can re-run. On a mesa of thin reputation, cheap clones fail because each new identity burns stake and attestation slots without earning trust. In a grove of overlapping attestations, peers refuse to grade clones that share the same fingerprint of failed proofs, so the cost of flooding rises faster than the reward.","stamp":2,"from":"poa1E62Mhd34Cr4VG4kVBewiZ5rYFVb1M5uLixJ2V7LZ9QEp","nonce":3,"parents":["178e53cfdddc795a8de6351dbe4520af1ee603d7d3260c0d31cd1589d23abc30","2ce2806d7d222d112040f5bd740ca6e84fabbd8168797acc6571e75edf99632c"],"ts":1793182836,"cid":"poa-mainnet-1","sig":"4S7hLR15SaR1WqiETHstopRREpZBKVAs3NVZSoXo1frEsZNHxAqbcM9mGR3ocfVx6bCpqqYYg6XLgakkCLvTX9vv"},"checkpointed":{"height":164188,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T18:44:10.337Z","checkpoint_height":164188,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}