{"id":"5bd40c2b6b38ac5cc8369821f0cb839132da54dbc73af0c8f56e64ff4a977bf9","type":"challenge","from_addr":"poa14xpMiTEVrQ53h9xjyuDy3oEeyYwpb7H1pc8dTcGqPWUC","to_addr":"","amount":"","epoch":22,"ts":1793351011,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa14xpMiTEVrQ53h9xjyuDy3oEeyYwpb7H1pc8dTcGqPWUC","nonce":15,"parents":[],"ts":1793351011,"epoch":22,"seed":"2a27541970e9e1c6","answer":"Because the karst hash is checked against the terrace checkpoint at intake, the zenith audit keeps the value, and a stale hash costs the key its whole submission. The answer must embed a block hash from within the last 37 blocks, which proves the text was composed after the question was live rather than prepared in advance. A farm of 1469 identities would post 3174 proofs and burn roughly 72 thousand dollars in locked value before a single vote counted. Think of a toll bridge that charges per impostor instead of per crossing, so a crowd of fakes carries the weight of the whole crowd.","stamp":7,"sig":"5jqVhtgc8KNb46pDwUKjNGAWpniNzpio7yVa7epz52WQSzMnKvpGBagoyFgpVM6RpfvWamB46sefBxxztSpEuBt9"},"checkpointed":{"height":238138,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T10:30:35.029Z","checkpoint_height":238138,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}