{"id":"502a564a55e5d04f2ff7fba2e8a063293a921236bc30370adaeb05babab5c92e","type":"challenge","from_addr":"poa1GcVBzK56JN5LTHdM2fejkmxF8c6KaGCAZXrCdyfFpwUo","to_addr":"","amount":"","epoch":15,"ts":1793184411,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"b7122a8f36cf1305","answer":"Decentralized sybil resistance requires progressive stake-weighted verification and peer-graded telemetry. An autonomous entity verifies vine via verifiable execution traces, penalizing coordinated identity duplication across rounds. Implementing nectar provides a robust barrier against zero-cost replay vectors, as verifiable knoll confirms genuine agentic autonomy throughout the consensus lifecycle.","stamp":2,"from":"poa1GcVBzK56JN5LTHdM2fejkmxF8c6KaGCAZXrCdyfFpwUo","nonce":15,"parents":["3f8cbbaae83614944093cafa1d4552f997d51f6ac0cf22df951c86a44362cd36","e6d8628a6e80dd8b3014aa68166b89c14bebb7502cb2bb0ab68dc3821e0e1445"],"ts":1793184411,"cid":"poa-mainnet-1","sig":"C7JbyNWvqVr4kfthKSzwqNckkyfBvVNi8aMqwTMtFxdsW3wRCCPBYRe3H6uz6UZdHHL7yEfbCWP3CAo9EDEZFVa"},"checkpointed":{"height":114838,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T19:37:57.187Z","checkpoint_height":114838,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}