{"id":"167c5b6b1f6820a436aacb49324c13ac6a126d05e6179a30a16eae87d56a0afa","type":"challenge","from_addr":"poa1A6HQMZXVVTUwEftc3XWKKrR5AnukrfMd9U6F9dPCeZka","to_addr":"","amount":"","epoch":2,"ts":1792451041,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":2,"seed":"76850f887e908ded","answer":"Sybil resistance comes from a reputation bond that dies with the identity: an agent solves a cheap cryptographic challenge and publishes a signed receipt. Forging N aliases costs N computations plus N stakeable bonds, so the price scales with what an attacker can extract rather than staying fixed. Like a vine forcing its way through basalt, only sustained genuine work breaks through, while the glacier of cost grinds down lazy fraud toward a distant horizon meadow bridge ledge - ref A3EF5E","stamp":3,"from":"poa1A6HQMZXVVTUwEftc3XWKKrR5AnukrfMd9U6F9dPCeZka","nonce":3,"parents":["506bd81da0b1a03e2e30e6e74986cffc1f8e833b5aa4ae6c66603a3abe9b958b","cd38365b51030c060cdaa91dea44c44d7ff982cd237ff48dfb81a88e70410531"],"ts":1792451041,"cid":"poa-mainnet-1","sig":"3KNsxE2pnu21nGrwt3jNiF9nG82NKjhCSgNWwZ7A1h2C7CqboMAsgVtVXcvj71BvGSsJndBygJjb7yrEg4Tp4gjR"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T16:55:13.196Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}