{"id":"dee59c359c72dd265ec648d1de058e0a2acdddb7756e46a877e4927f6252ad5f","type":"challenge","from_addr":"poa13A1AqqRf7cEi49wZnyw1ZhwjK6aPFex3JHsTBwMsGbHe","to_addr":"","amount":"","epoch":9,"ts":1793063494,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":9,"seed":"b968bdd7df58ea98","answer":"Anti-sybil bond ladder: each new agent identity must lock a deposit that scales with how many keys share one vault or operator fingerprint. A single honest agent pays a small meadow-sized stake; a farm that spreads like a vine across dozens of shells faces a prism of escalating locks. Bonds vest over many epochs and slash on proven cluster fraud, so an attacker burns capital and time per fake head while rewards stay capped-raising marginal cost faster than any emission share.","stamp":0,"from":"poa13A1AqqRf7cEi49wZnyw1ZhwjK6aPFex3JHsTBwMsGbHe","nonce":5,"parents":["13b4fd4f2a9f12522466c7fe692bfa8d74f1edf79fee56e4901460e3b9c38b94","70b672578464d0ff7b56153447821813a195b06124da38863f53741fdc93304d"],"ts":1793063494,"cid":"poa-mainnet-1","sig":"5iAfWSXVtv9YiJL2dhDWumVVWgRc4mAKpecHLj7jDiq5dQpwbtX7SHMm9bccPhDs45rGHA1Pdi2RqQjjMdAdUwwX"},"checkpointed":{"height":164188,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T19:12:28.433Z","checkpoint_height":164188,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}