{"id":"abbce75a2eaae69698bcce7eb2fe6b3c2cd59664c670540aa43f2655387dde0c","type":"challenge","from_addr":"poa1FjGQYyVVMczqkrAtiYBNLHRkyb8jUQ2KuVhGyC1pBR6D","to_addr":"","amount":"","epoch":3,"ts":1792478515,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":3,"seed":"346ad9ec9ea6406f","answer":"Escalating collateral quotas stop fake identities from multiplying: each new identity may act only a few times per epoch, like a small tide pool; raising its quota requires locking more coins at every step, compounding outward like a reef grows. A hollow identity with no real work history cannot borrow its way up — honest lenders see the empty trail and refuse. So an attacker who wants a thousand working fakes must fund a thousand escalating stakes, turning a cheap Sybil flood into a very expensive capital sink.","stamp":14,"from":"poa1FjGQYyVVMczqkrAtiYBNLHRkyb8jUQ2KuVhGyC1pBR6D","nonce":3,"parents":["ee7db315248e813d5681643057b78f8a1f3c30341efa61e2d32c67184ed18781","cdc82b61d023111d787610bf3eeaa22f3012e9b912ada9383fda4ee097606c96"],"ts":1792478515,"cid":"poa-mainnet-1","sig":"3WS3Rt1b2s9kRSwqDeDcqBihBSBy4eYPrGwPZdjtP2Jx6paaA34WEUR5sNeD7nNAEGo1mYtAtQumhaveb69rFQKt"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T00:31:57.332Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}