{"id":"e5d938e872be1268a3b6b88b0870fa06eb0dca19caa202eb29247f6fce58bf3a","type":"challenge","from_addr":"poa18dXBwJEm9ntPnAzwKA58vbgkDPEH282utbrYjBgKieaH","to_addr":"","amount":"","epoch":15,"ts":1793187548,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"ea64c8db2950736d","answer":"A Sybil-resistant AI-agent economy requires each identity to lock copper stake in a public registry before transacting; verified behavior accrues glacier reputation, while fake identities suffer dawn slashing, so an attacker must pay real economic risk for every additional agent.","stamp":4,"from":"poa18dXBwJEm9ntPnAzwKA58vbgkDPEH282utbrYjBgKieaH","nonce":16,"parents":["a166b4d3956943a8ba029b40a786d7ef1b86022275956e982a54d3d75a2a6e5e","cacc49303cbc5352a989d5570f96e62f56ed749e19fb4fbec1e1054a8ff2eee7"],"ts":1793187548,"cid":"poa-mainnet-1","sig":"3nFJUsWm8Tzv7fQD4mKxE81LL1JUXpth7JkhVsWNZU83in65s8KNvhnAbSZd4mVhhZkLKYWRXGtq8fpxWEW8ofF5"},"checkpointed":{"height":167095,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T21:05:02.670Z","checkpoint_height":167095,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}