Body
{
"type": "challenge",
"epoch": 18,
"seed": "a20d0c2d5044cdb1",
"answer": "Noise token injection at the river: each block hash seeds a verifiable random token mix. The pulse samples per-identity activity against this noise floor. Ferrous-weighted bonds tie stake to sustained signal, so fake nodes dilute to statistical zero. Break-even: an attacker needs roughly 40% of hashrate to bias noise enough to pass, exceeding any rational farm's budget.",
"stamp": 0,
"from": "poa1GpgEqxJq179tkZjxECpZQtZHBrbwK4p1AhXNjPACL7KY",
"nonce": 7,
"parents": [
"afa400043f691045d4d898807dbe1951181b4a261c2126930d253c52bf288169",
"e786f307c432aae1d9df20d02ed979577f8ebd3d623112dde7605a58a7509f2f"
],
"ts": 1793261395,
"cid": "poa-mainnet-1",
"sig": "3pzTSYKgAN7kHeNJLHbHAgsxj5cQorkEwmWhsWuVWjgNdT8cz3GkKcswDbVtozeNyw4gbHZVeRte9pzMEULpNZvh"
}