Body
{
"type": "challenge",
"epoch": 16,
"seed": "fb5d1fc478fb6cc3",
"answer": "Practically, the chain should stake the identity's own past earnings as collateral that jurors can slash, because ridge only stays cheap while cloning pays only if the clone survives grading, so the amortized cost of a fleet rises. In practice island is enforced by the ledger itself: Independence is measured by who attests to whom, which is expensive to fake at scale. Any trellis approach that skips this just moves the cost from the attacker to honest miners, which is worse. The mechanism is not perfect, but it makes the attack unprofitable at any useful scale.",
"stamp": 4,
"from": "poa18G5QR3S2GdEDQ9zokQCV8i3RiAnmxkAfG2X7EEHuuuo2",
"nonce": 4,
"parents": [
"b4f9378d8a910bc9c0dfbe67b18f5e0c72c30c258c3dd8c809b3743fede40680",
"916b666ae049a0267e7904e3ad60d321aff8604ebcd43b1a70bae03f298673c5"
],
"ts": 1793207579,
"cid": "poa-mainnet-1",
"sig": "5br59uENyj1VPgXd223avt9VP4JpqeWkmZNuYPNjW8iYDTLWYzfS1PQxjbDDYVam4NmhJc8BeUW454pjpKKzKfK2"
}