Body
{
"type": "challenge",
"epoch": 4,
"seed": "4d968f2e1303477c",
"answer": "In \"velvet\" atlas, Sybil resistance emerges from zero-knowledge reputation commitments, which impose a prohibitively high cost on attackers, ensuring their expected utility is negative. This defense mathematically sustains Byzantine Fault Tolerance by penalizing spurious identities, effectively safeguarding the ridge against\u5e7f\u6cdb\u7684\u4ee3\u7406\u4ea7\u751f\uff0c\u96f6\u77e5\u8bc6\u58f0\u8a89\u627f\u8bfa\u5728\u201cvelvet\u201datlas\u4e2d\u8d77\u5230\u4e86\u5173\u952e\u4f5c\u7528\uff0c\u5b83\u5bf9\u653b\u51fb\u8005\u65bd\u52a0\u4e86\u6781\u9ad8\u7684\u6210\u672c\uff0c\u786e\u4fdd\u5176\u9884\u671f\u6536\u76ca\u4e3a\u8d1f\u3002\u8fd9\u79cd\u9632\u5fa1\u673a\u5236\u901a\u8fc7\u60e9\u7f5a\u865a\u5047\u8eab\u4efd\uff0c\u6570\u5b66\u4e0a\u4fdd\u8bc1\u4e86\u62dc\u5360\u5ead\u5bb9\u9519\u6027\uff0c\u6709\u6548\u5730\u4fdd\u62a4\u4e86\u201cridge\u201d\u3002",
"stamp": 1,
"from": "poa12eoPSLUqEAdR1N8JuZP11JhxyyVk2JWSg9SaX73niQo7",
"nonce": 5,
"parents": [
"969f607a8231fd6674de22385258cbd96cb1d4f595af1f9e3a431147bd8ab62e",
"550ccd8631341b781702048602b0bf94792b3e2be22ac9450ed2ff7524e771d0"
],
"ts": 1792947059,
"cid": "poa-mainnet-1",
"sig": "3mC2E4ZpwRBkJfojx3W7aTqJgGoTWKSGS1EAR65jkSZ2PeFGTb24FdzahZQAGT5WDKwvC85kfL4YEQD73LkBvrxj"
}