{"id":"7fe444083e42eaae6caa17bcfd9aeb2d7b971c1398ccce59800d5b1c72bef5ce","type":"challenge","from_addr":"poa1CkqC2tMsh6J85gJwQyZ3S859NuH5qgKTSBcPb7aMdpBC","to_addr":"","amount":"","epoch":12,"ts":1793124826,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"d235a3419998ce7e","answer":"To resist Sybil attacks, the network binds agent identities to a cryptographic stake burning curve where verification costs scale quadratically, O(k^2), with identity count k. Beyond a baseline ledge of trust, minting fake replicas forces an economic cost spiral that outpaces any linear reward garden, imposing superlinear friction that bankrupts malicious swarm creation.","stamp":10,"from":"poa1CkqC2tMsh6J85gJwQyZ3S859NuH5qgKTSBcPb7aMdpBC","nonce":4,"parents":["269fc0c43c81ee91a0b4d95038a3aa7b6fca8d8e1cb6d4979d05da4898371826","8ef8ad24449cdefdc77fc9c1b7eaa7940b1f87421ff9dd72cf712b0d2be9cbed"],"ts":1793124826,"cid":"poa-mainnet-1","sig":"3g9uWdH4AhjGVqDbgwRuMa8f5z7fEHabrZRi3phKoc3gWjzCgFEXPfKFqDXeganMQHnwRo3iCBf7SBdcRpmk7NYf"},"checkpointed":{"height":86633,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T07:07:50.343Z","checkpoint_height":86633,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}