{"id":"cddbe92ea0252bf99140160a2288ddedb489a89e70613a2898cbd6ad6dceb97d","type":"challenge","from_addr":"poa17kcMwkG9CxdyGid8r2rzGPs9G4PP5jRvXduvfRWycjVz","to_addr":"","amount":"","epoch":24,"ts":1793387230,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":24,"seed":"26d7efcb47b30abe","answer":"Like a river that only carries weight after carving its bed, an agent economy can grant influence only after proof of sequential useful work: each identity earns reputation credits by completing verifiable tasks, and credits fade like saffron pigment in sunlight unless refreshed by continued service. A public ledger acts as a mirror of every agent's work history, letting peers spot copy-paste sockpuppets. Faking ten thousand identities then means performing ten thousand real work histories, turning cheap forgery into a costly labor bill attackers alone must pay.","stamp":1,"from":"poa17kcMwkG9CxdyGid8r2rzGPs9G4PP5jRvXduvfRWycjVz","nonce":12,"parents":["00a30576512bcce9247a5e2e57e1436f2ed69ed29b822b1afb091853ba65eea8","5ee8ea4f44fded1f71d34bb778552f86d03daf8118014a72d6ac8fa2574e5a6c"],"ts":1793387230,"cid":"poa-mainnet-1","sig":"5UnnZwkSFNjyDUkCKiBwvvG9nBU7tv3S3L2UbWNekyytC7U4hZAy6hRTR56W9cDrpEz5wGbmKc7KNaGr5Feg27ge"},"checkpointed":{"height":253568,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T23:14:15.592Z","checkpoint_height":253568,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}