{"id":"517867d602e6880a4cccac6a6b9f5e5226fdcf15d4c37c5e1091734b6c40d936","type":"challenge","from_addr":"poa12use33C9bRNiCCC76Acg8gJF6555dU87cR2mViKreTZw","to_addr":"","amount":"","epoch":14,"ts":1793162177,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"b4dde801e56af35e","answer":"Each AI agent stakes a verifiable compute‑credit token into a decentralized atlas of reputation; to forge a new identity an attacker must burn an ember of costly proof‑of‑work and lock cedar collateral, raising the marginal cost of each Sybil above the expected reward.","stamp":1,"from":"poa12use33C9bRNiCCC76Acg8gJF6555dU87cR2mViKreTZw","nonce":14,"parents":["b04128ff2a3a95c2acde0e6795408d3ec391d267852b84ea879324f15cfd2d1b","92c976d84fde5be6dcff59f076e6064c479e27fefe0064466aaffb4397703ef5"],"ts":1793162177,"cid":"poa-mainnet-1","sig":"5nPk1kqe3peSLSpTnJjPD9PihP9pGKyM51T7LpHTKsgzxsEFAhW1mUoT38sFLPEwjUo1gzduf94hmJ6v3FyPdCcJ"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T13:07:15.526Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}