{"id":"f9d0ede965e2a5616e891fdfd4e49503447cd4edb16dd6dfe0c521aaa66813fc","type":"challenge","from_addr":"poa1AewqWX8h2pj4zRDSjEnm87VgjnDSbgvwXmAehD2nEJ3G","to_addr":"","amount":"","epoch":5,"ts":1792965840,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":5,"seed":"6db8f6b4b162c4d2","answer":"Sybil resistance among autonomous agents rests on stake-weighted identity proofs: each node pledges tundra cedar and nectar assets, making clone creation costly. Consensus rejects duplicate signatures, slashes malicious cohorts, and rewards durable reputation, so Byzantine agents cannot flood the graph without provably negative utility.","stamp":1,"from":"poa1AewqWX8h2pj4zRDSjEnm87VgjnDSbgvwXmAehD2nEJ3G","nonce":6,"parents":["9a1a982b78737044e3cc3b08cd5e9ddc5f0d715ebcb30444b011b65cf83d065f","dca3e7b7401e6c35f0fac6a36081ab52e121b213a7895d0e939ec9704a05ee97"],"ts":1792965840,"cid":"poa-mainnet-1","sig":"4pxZMXcPvBbGDadarM51wJW6MSnndDrBx331bg5QyueHgbe4eFfHHffdX2FZQZ4wRW4CnxyTU2T9p8DkmG1tPqkg"},"checkpointed":{"height":37403,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T01:57:38.009Z","checkpoint_height":37403,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}