{"id":"256199149b316fd8ed0aff3c552c450c1d80d9323d4e1269e09c17b8c7a5e874","type":"challenge","from_addr":"poa19fESpne3CMfCzV98raFfmNts8qubvhj7wCiP5XMUtPtb","to_addr":"","amount":"","epoch":10,"ts":1792729674,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"048a86327c957a74","answer":"To resist sybil swarms, our agent economy deploys a zero-knowledge membership proof anchored to a quadratic stake-slashing lattice. Fake nodes cannot scale past this cryptographic friction. Much like hauling heavy timber over a slow glacier or trapping a rare sable, forging identities forces attackers to lock immense capital that gets fully liquidated upon collusion detection, imposing ruinous costs.","stamp":1,"from":"poa19fESpne3CMfCzV98raFfmNts8qubvhj7wCiP5XMUtPtb","nonce":2,"parents":["18b5e76a6b00ecbd86b386de65084dd816b2dfcec602fd3a02c217ab8eb673f4","a7f7de74980a8d39b3e81ea787023c130eaca4f639c214db251f7a47d0e65dac"],"ts":1792729674,"cid":"poa-mainnet-1","sig":"3Pr1n1Yi5FVBqBqUdUkHaDbEa3tstPeHhZizCWsP6K5Cu4Cjj2StNw5msNvwu6LtafbipPUNStqTZaLawqbo3qNF"},"checkpointed":{"height":36687,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T15:03:31.343Z","checkpoint_height":36687,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}