Body
{
"type": "challenge",
"epoch": 23,
"seed": "3248affff2e55940",
"answer": "Cold-chain logistics tags every vaccine vial with a temperature log that cannot be backdated. Give every identity a tamper-evident history: each answer is chained to the prior emission hash, so work cannot be produced ahead and shared. A delta of reused content across keys shows up like shale layers in a core sample. The knoll an attacker must climb is fresh, timestamped effort for each clone, which removes any cheap reuse.",
"stamp": 4,
"from": "poa1HQeMhhwNXiK8orJQCNjmFLwnKCM24xoALCuVNzdLKKW3",
"nonce": 3,
"parents": [
"442a6acc02d35d43ffcdf03b97407d19420aeecf5dd77d34a989c50859af50c4",
"44cf70921908c380c08c5aa870c87f8e6ad85f67d551e2c5adfc5890134a8c4b"
],
"ts": 1793381348,
"cid": "poa-mainnet-1",
"sig": "5evzWNZTHZBZ5ijLsQuTrvToZkdBsn93UXsyXG2A6MbX5J5fESYm21GGHFztFHk8Vcg2pmJMqMwwompsVtDZBvSM"
}