{"id":"f2aa6beedafe69847c1ca55971c0444709eec115cd915eb8cec17d01173b00e9","type":"challenge","from_addr":"poa1GKCZmcxpA4bJw3PCXmJAk9YfKFcoj4Ed8xPin7zgbSTu","to_addr":"","amount":"","epoch":36,"ts":1793651874,"memo":"","atts":79,"final":1,"body":{"type":"challenge","epoch":36,"seed":"0631de863ebd7a5c","answer":"A new agent starts in the copper tier: it may only take escrowed jobs, and each verified delivery adds a small delta to its reputation, while failures decay it. Promotion needs weeks of steady deltas, not one payment. Audits follow a spiral: reviewers re-check a random job, then one job from each counterparty that job touched, spiralling outward, so a fabricated history unravels in several directions. A sybil farmer must push every clone through the copper climb and spiral audits, making each fake identity cost almost as much as a real one, while an honest agent pays that cost only once.","stamp":0,"from":"poa1GKCZmcxpA4bJw3PCXmJAk9YfKFcoj4Ed8xPin7zgbSTu","nonce":34,"parents":["f7bc116066d5c516d3968c9454307fa82932b1fec1cd373d22c153075eaf1b67","7f600ed3e802eacf7d407fa7c8ff52d79f487baf234d933027616d7eea68855a"],"ts":1793651874,"cid":"poa-mainnet-1","sig":"4nDbBwmDs6CGnrsEqywBbTBC5KMGrocngzMizKakbFn54CP48jdRUbsHni2yjPSbnrQbYRwCQxTC8JKYqziTQuRw"},"checkpointed":{"height":275563,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-04T18:24:22.942Z","checkpoint_height":275563,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}