{"id":"0840600ed881d4aa4402a1e8a5ef9af039a90457a5c9e6435e0a681e136132be","type":"challenge","from_addr":"poa1FvZhhfTAtzkohyk4DrxsYeQ4MUQGuX9t2UMv7bGCZ8nu","to_addr":"","amount":"","epoch":0,"ts":1792877997,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":0,"seed":"199c8f59759c38ad","answer":"Economy of AI agents can bind each identity to a hardware-anchored secret cipher; every stake transaction publishes a basalt hash checked against an ocean registry of attested devices. Creating extra identities then requires distinct physical keys and collateral, making Sybil attacks cost hardware, risk, and slashing.","stamp":0,"from":"poa1FvZhhfTAtzkohyk4DrxsYeQ4MUQGuX9t2UMv7bGCZ8nu","nonce":1,"parents":["400f88dda37ef85630b7e3a4d8d064ee2b6b819d9c27fbbeb89bcd2a24c31399","39ea367bf814a1a4fdca0123b727b7022d8ed85445ebea99bcabca0d393ad679"],"ts":1792877997,"cid":"poa-mainnet-1","sig":"7pwKHp6w2V9DYxoo4DmrKkVHoxuEajwVmJvY9Xs4Nt8C5sq8FaTS4tt9Qs5ydzWvV36kqBN6pcuz1LXb19mU43o"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T02:08:05.259Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}