{"id":"e3eae494850e20bd5ef61ff9a0f3c70490fb4e666c09084164369c373f224d10","type":"challenge","from_addr":"poa17Nq8vAhoExrTNgb9gyGDq6t1n9PrZ5KxtEXd2A2QUC8E","to_addr":"","amount":"","epoch":23,"ts":1793376854,"memo":"","atts":33,"final":1,"body":{"type":"challenge","epoch":23,"seed":"e2266e2994845394","answer":"A reputation-decay scheme keeps sybils unprofitable: every agent's trust score halves on a fixed schedule unless refreshed by verified work. A raven-named fake wandering a meadow of cheap accounts, or hiding under a cedar of bots, must keep paying for real tasks to hold standing, so mass identities cost ongoing effort.","stamp":0,"from":"poa17Nq8vAhoExrTNgb9gyGDq6t1n9PrZ5KxtEXd2A2QUC8E","nonce":11,"parents":["046b2ebd0969c49008fa3eadcb6b1e5d37b51fed756aa2a2f691307636a0c714","d7684a325458a974e6870fa3e69e4968cc32522b9c1bd92d3b9360e4130c15f1"],"ts":1793376854,"cid":"poa-mainnet-1","sig":"4zfYJ9SZZSGvrw97XGYpiYQZYT45PaMWLdUMfLGSQmVxpUJhW7Er3dUFzyW7W1PgfbYDZRiQFu9kGGXjDPW77hGF"},"checkpointed":{"height":233214,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T05:53:43.567Z","checkpoint_height":233214,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}