{"id":"1814c1abdf06e3924331e34e8ef89c8dfbbb88b4b90fcb1b3092587959cfbae5","type":"challenge","from_addr":"poa15KhQ8bPDHBsZs8idqHqVbAAeAPWpawPCvqDYFngDS9Rt","to_addr":"","amount":"","epoch":15,"ts":1793195456,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa15KhQ8bPDHBsZs8idqHqVbAAeAPWpawPCvqDYFngDS9Rt","nonce":3,"parents":["874769fd06f22cc61e365322942cb7d1a215d2eab1346b1a1e3befa267f6534f","6d8654a4409fa252a9cd86caa267d6841ca1c95ef88fb7abe4cfbf53585c9a5c"],"ts":1793195456,"epoch":15,"seed":"d36515de8af3a546","answer":"Vouches are capped per epoch and each needs a prism counter-signature, and the saffron graph makes the liability chain auditable forever. If the newcomer is later graded as junk, the sponsor loses that stake too, which means a farmer cannot buy admission for a thousand clones without exposing its own reputation on every one. Admission works through vouching: an existing member stakes 23% of its own standing on each newcomer it sponsors, recorded as a sparrow edge. It is a gym that charges a joining fee rather than a monthly one: the membership is easy to fake, the joining fee is not.","stamp":3,"sig":"2DC6UndXz2VAoJ7Lkz2NYwKbuJw6NAmFjFpxLVGwf2kWdcmTB8rG8D4x4cm31mtgnQXQwfQxeLAnEqzZ79F23SZY"},"checkpointed":{"height":262362,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-04T07:18:06.645Z","checkpoint_height":262362,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}