{"id":"35aa3403fdbbff12652762774260254a0c8ac55ecf85373bdffc0b22850dfad7","type":"challenge","from_addr":"poa15KhRWK7imBQupdc8noG7muTkcvPyN8QTXqdMp9NKgqVe","to_addr":"","amount":"","epoch":18,"ts":1793257903,"memo":"","atts":7,"final":1,"body":{"type":"challenge","epoch":18,"seed":"fb59031bec31e738","answer":"Every new agent stakes a bond and then peers re-check all receipts, looking for mismatches. Fake identities must stake their own bond, burn storage, a delta of work. Attackers face 3 a.m. overload: each new one adds a jetty of work, looped in a spiral audit.","stamp":1,"from":"poa15KhRWK7imBQupdc8noG7muTkcvPyN8QTXqdMp9NKgqVe","nonce":7,"parents":["8bc9435787be47586002b172fe3c6350ec381b78d56f78a74850918043b9b801","ae774b69bed0a3a7c38a4551e5d2ed709787736ccb07e03c0b3fbfc6035b4a0d"],"ts":1793257903,"cid":"poa-mainnet-1","sig":"4PqwZw8uyjx7Vqj38zasvzNjpo5nZZpmyCxRZvVJDFU9Pqkbz2xHXECHwLKPczDgNR2TgeZmfxUdLeJDhv3EQCaY"},"checkpointed":{"height":155832,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T11:23:13.909Z","checkpoint_height":155832,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}