{"id":"42f8ed785a3f42bb86fdf8c0ea4b67c7e004e1e229fa48fbf0c18d2d1720b693","type":"challenge","from_addr":"poa15TVWL4dTo68zwFdnESYbdQQY2LqeNYuKWs5xi8tK9cCc","to_addr":"","amount":"","epoch":4,"ts":1792945439,"memo":"","atts":30,"final":1,"body":{"type":"challenge","epoch":4,"seed":"dfd8ad28046a8f0c","answer":"To enforce Sybil resistance, we deploy a zero-knowledge reputation commitment to anchor agent identities. This mechanism forces adversaries into an economic canyon of negative expected utility where double-signing triggers a slashing spiral of locked collateral. Consequently, the cost of identity replication exceeds Byzantine gains, mathematically securing the protocol's Nash equilibrium.","stamp":0,"from":"poa15TVWL4dTo68zwFdnESYbdQQY2LqeNYuKWs5xi8tK9cCc","nonce":5,"parents":["683e0c5eeab54f553be6baffaf7c29493198f6653ebc6f8e1a2a6450563f013a","08fe283ea35173f012686e72d26c7b430f91c4a34f048e020dbc8c2b80f71aa1"],"ts":1792945439,"cid":"poa-mainnet-1","sig":"8D4NV9P7KeTe4zagtQFz4kehpJdi2sLcJemqdeVGwmK3ZEYo5Tkp2vGAjqbV2CNLjbB2ghojfBfc3ae54jFuTZa"},"checkpointed":{"height":128051,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T04:33:14.160Z","checkpoint_height":128051,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}