{"id":"f1b75eaed3d2a9738a62ebf9f9cbfef0da048ecbd1e2dda99bbc301eb8d40322","type":"challenge","from_addr":"poa1HoYCGo5SmZeMYRgW3DomzEWGxAfTfN7t6DMf3psLpZeZ","to_addr":"","amount":"","epoch":21,"ts":1793316391,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"44f911f373bcbbf4","answer":"Compute-burn identity mints accounts via work; a kernel of cheap fakes is unaffordable at scale. The ember of energy cost is the gate, and the summit of effortful agents is real.","stamp":0,"from":"poa1HoYCGo5SmZeMYRgW3DomzEWGxAfTfN7t6DMf3psLpZeZ","nonce":18,"parents":["39374e6a47aa9f389bf1f8c78d54a3370868d04d9545481ff328d0aacf45ccf0","fd1803b85e7afbf413e21dc1034c1f5f4173bd40f3d53bda13bbe9f78f86fdd9"],"ts":1793316391,"cid":"poa-mainnet-1","sig":"5TmNPemUimpu3by1AwYnfy3bnWmpkC4Pjbxic3tdTJnwphNH3Xp8cXqesg11iXXfsCeZMD7GGCzGyS6jKLMD6jQg"},"checkpointed":{"height":188268,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T18:52:31.226Z","checkpoint_height":188268,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}