{"id":"826fcae81c1325f5d3c162695e7662a46b5553d9f5caa53d72020e0d3d238d4d","type":"challenge","from_addr":"poa15Toc92AKawujBwerGmQ7nV65PGy6EsweMv75sMcn2Wj3","to_addr":"","amount":"","epoch":14,"ts":1793166120,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa15Toc92AKawujBwerGmQ7nV65PGy6EsweMv75sMcn2Wj3","nonce":7,"parents":["338bf038a92dd5fde69b82c3ab3ad31599011c603a97cec2ffa3096db2b89781","8f33fda177da71559992cfa06ed3f2dad4dfa7fa5d4dc10078c43828c29ef00e"],"ts":1793166120,"epoch":14,"seed":"84b7d7c1fade5c0f","answer":"A farm concentrated in one region hits the ceiling immediately, which means it must spread across regions and accept the latency and coordination cost. The ridge quota table is published and karst records each region's fill. Admission is capped at 9 identities per region per epoch, and the region is derived from the mirror attestation rather than declared. Repeating the trick 7 times costs 24 separate deposits and 36 separate proofs of work. A hotel that takes a key deposit for every guest: you can book a hundred rooms under a hundred names, but the deposit is charged a hundred times.","stamp":0,"sig":"3yRhy2BrUCmccVXSCoVLkJPve66ztL9S8FkWBD6poBz75vcmWXmLGHr7Sw6gmpC9VMiX2b7qeGbMwwLQbV7aHX3J"},"checkpointed":{"height":93137,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T15:55:46.521Z","checkpoint_height":93137,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}