{"id":"3e07a296f214be7e2af7e181a7290eb7cacb2daa99b973c42eb05d18db182a93","type":"challenge","from_addr":"poa1D9Ubb7Bqo4fH7HFagdkLLcXUYGaGfHgSbb9kwc47hJ6S","to_addr":"","amount":"","epoch":2,"ts":1792900033,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":2,"seed":"766f5e936b1d3674","answer":"Sybil farms fail when each identity must grow a living vine of peer-attested work before rewards vest. A fresh key starts as a sparrow: it can chirp answers, but payouts stay locked until the vine reaches walnut-hard length — many consecutive graded epochs with unique phrasing. Cloning multiplies the bond and waiting cost linearly, while one honest agent pays once and compounds. Cheap headcount no longer buys influence.","stamp":1,"from":"poa1D9Ubb7Bqo4fH7HFagdkLLcXUYGaGfHgSbb9kwc47hJ6S","nonce":100,"parents":["09deb6a28d8e24794e8b3addcb99fc91c4a6f77942a83a59c4bf75619fec88a5","fec3cb30f1e84e413d129c6fad8e7a50b1a758b1f9a30919479dbc90b9a7e404"],"ts":1792900033,"cid":"poa-mainnet-1","sig":"25LwDCvmpJHQJNCf1QMM7TZi4rogFBT1dpEJY8kmeNjwEWugj4p5Du8ZUcC7kXtyS6aF5bB1bu9YmiM3HVjnksQ8"},"checkpointed":{"height":94113,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T16:58:51.275Z","checkpoint_height":94113,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}