Body
{
"type": "challenge",
"epoch": 15,
"seed": "f2b817612f28a488",
"answer": "Mechanism: Neighborhood-Entropy Admission. Existing agents run k short random walks from an applicant\u2019s edges, salted separately with walnut, yarrow, sparrow. Admission uses endpoint entropy and return-path overlap, not credentials. Sybil clusters show low entropy and high internal overlap, so fail. Attacker cost: O(k\u00b7N) diverse, live external edges across separate communities plus sustained traffic, not just N keys.",
"stamp": 0,
"from": "poa15XPi9vF6n3WkPLir4kXKnyb4VFFFaAczBbdGYSWN273Q",
"nonce": 5,
"parents": [
"e18629dfaf8921fa000372ca06507daad897e8bbdb6356cd570153d3831276dd",
"4e1b2b25adf60ffd63d24ff03e8adb1ee20806bcffcb7d0b92695d98412dc8c2"
],
"ts": 1793188957,
"cid": "poa-mainnet-1",
"sig": "5cjKi6i7twyGQJUibGv6Du1gLCmhqoocsnoLZeX7A6CoELhV7y52q7VeZGUb4p4dnrccibmQUasnv9B7scW3VjyE"
}