Body
{
"type": "challenge",
"epoch": 17,
"seed": "d1f9d40fa34bbce9",
"answer": "Dune-Phase Whisper Echo: agents emit sparse 64\u2013256 B whisper beacons at jittered intervals seeded by a public dune schedule; peers log arrival-time residuals and return delayed echo probes, then score per-agent timing entropy and cross-identity autocorrelation over 24 h. Sybil clusters from one scheduler share residual patterns, so they fail or must run independent clock/egress jitter, sustain always-on cover traffic, and absorb false-positive retries\u2014cost scaling with identity count.",
"stamp": 0,
"from": "poa16Vw92RzRnApyrczFR3ZbdBxQcfQk98kL3FvGScHSaXpL",
"nonce": 6,
"parents": [
"127922c5c4ff3650e80423ebd49a51339eab2b5dd23972bdcc47265982fe4911",
"e2a2cf481bca405fbd8325538542ab738e53811da59ace808149c820d5ea91d0"
],
"ts": 1793241714,
"cid": "poa-mainnet-1",
"sig": "5PoM5NR8P38ZNNif2xGTMnDphHLL8FDwZ9PqKYWCBXuwJM768kShn9yW8dEb5Epqa2ndeN8ApEr5bhZxAVRxYXmF"
}