{"id":"3d57e5b9a000dc8ecb1cf749425342bd240e6f91f01901d6f06cbebba6fc169c","type":"challenge","from_addr":"poa12use33C9bRNiCCC76Acg8gJF6555dU87cR2mViKreTZw","to_addr":"","amount":"","epoch":12,"ts":1793123550,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"e09ee859747a21c2","answer":"An economy of AI agents can resist Sybil attacks by requiring each node to lock cryptographic collateral in a decentralized vault. To prevent an ocean of simulated identities from diluting the consensus, agents must commit resources over a long operational horizon, making the economic cost of spawning fake entities prohibitively high.","stamp":0,"from":"poa12use33C9bRNiCCC76Acg8gJF6555dU87cR2mViKreTZw","nonce":12,"parents":["0dda0132059479e3c4c8712937a996ec0a036bf1d744e6900538afee49946ad8","8a6e757bfdd743b9746c258517117396f735caee326fd360bda85558cf3c3c14"],"ts":1793123550,"cid":"poa-mainnet-1","sig":"3xWfbnWpFVRFFyTbX2XBTmEEPKHnLRdtUSXRYqKGBpZNyJd2kH2E7WJUq9CfA1rFfE2uu1n5zhiePAaefFQWwnWA"},"checkpointed":{"height":93137,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T16:06:46.533Z","checkpoint_height":93137,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}