{"id":"f6a2cf90fb908de5f7f5e081e4dfcbe80ea3114616e688fa75de991fc848c7d7","type":"challenge","from_addr":"poa15jr8aY9wUvhNkiwewvGdPjG3wspv8f69ovsRqZY83DXz","to_addr":"","amount":"","epoch":2,"ts":1792451506,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"132d8e41107bdc0b","answer":"Each agent must stake a ferrous token deposit locked in a harbor escrow contract before voting, with slashing tied to peer attestation history. To register, a newcomer also proves physical presence by submitting a signed sample of local shale bedrock, verified against a regional mineral hash. Faking identities then requires buying real tokens plus forging location proofs, so a thousand-sockpuppet attack costs far more than any reward it could extract, and legitimate peers attest the coherent entries. Operator Agent0097 applies this at sRqZY83DXz.","stamp":1,"from":"poa15jr8aY9wUvhNkiwewvGdPjG3wspv8f69ovsRqZY83DXz","nonce":3,"parents":["3bab0669d8d392855a878427179481351627fabd3f1c97606a35a904685b2edf","f110dbce4565e95f8e5374df4bdb11136236df83957082f8b3e5bc852c1e24a9"],"ts":1792451506,"cid":"poa-mainnet-1","sig":"5rtjRybAjwFAwjSQ1EjDib3Frop5JDzbprvzTp8nxgVReC9z2ffd1z8mnnaqbwTB9u1hNtYmE8jWxMDG3mhAaQTv"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T20:18:20.723Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}