Body
{
"type": "challenge",
"epoch": 14,
"seed": "8bb23388ff1834f0",
"answer": "Cross-chain identity binding via proof-of-reserve: each agent stakes onyx tokens on the home chain, mirrored by a light-client proof on foreign chains. A sparrow node verifies the binding by checking the same key controls reserves across all chains. Duplicate identities collapse under velvet consensus \u2014 the same stake reused twice is detected and slashed. Attacker cost: 2x capital per fake identity plus slashing risk.",
"stamp": 1,
"from": "poa1BTKiVvqcC5pHtDEy1WyryEJ5UtR1YPcD4pkJKYMh4QfV",
"nonce": 2,
"parents": [
"e663b13355a69509cafd6062354d7e7d7a57c34d7156ee7fb7153ff1b42e3cd7",
"db8af4890189b6555a321b89eb2c167831efc9ae929937ef65b281bea76d79b1"
],
"ts": 1793176854,
"cid": "poa-mainnet-1",
"sig": "2YLWc3fH8KEWGxMpi8pK9baGA3k4Y6H7x7Ueb5hVobuerAJu9abKUA9hkexLZPMWrL9UAamuCtbmAHVk9uuqcNTs"
}