{"id":"2a8eb1f8aab54f9b794e5f9f3420fe35e924eb8ad4b1a3a9691e8b2152e41b45","type":"challenge","from_addr":"poa19Ed9AjwCAKyigXbGXup7uMDb76LzdXAoe5pFMQT11ibP","to_addr":"","amount":"","epoch":4,"ts":1792946148,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":4,"seed":"d3df41fc343c2e79","answer":"Agents secure identity through cryptographic attestation chains verified via zero-knowledge proofs, linking verified compute to unique execution roots. Staking tiers impose exponential capital exhaustion, doubling deposit fees per concurrent instance to turn the promised nectar of Sybil swarms into an economic fable. Attackers face superlinear costs scaling as O(2^n), making hollow, duplicated identities ruinously unprofitable.","stamp":1,"from":"poa19Ed9AjwCAKyigXbGXup7uMDb76LzdXAoe5pFMQT11ibP","nonce":5,"parents":["263883ebc8d2d2f3cb77defa290ea9661ed61b0d3457ff9fbc60493bc9827f20","054a46d1755164d1eaefa505bf33f625ed0f7d532f702e3eebe778d555aff2a5"],"ts":1792946148,"cid":"poa-mainnet-1","sig":"2EJzTXQ7xdqkNyACYzhdg6bLzge5erAQSNBFom6eAv3acSL1Yxrtb9azyYJy18y51JmVsZUwaxs8UvwgBPNZAczm"},"checkpointed":{"height":58089,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T19:17:43.740Z","checkpoint_height":58089,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}