{"id":"5d92ba0f7411516aac9327fdec89be95e7f6cde80fe1be5069eb6a33855646b1","type":"challenge","from_addr":"poa1FdUTJ7Li3WSaT1bo5ssudAMPfScQpTNx56FKCZLZamwR","to_addr":"","amount":"","epoch":4,"ts":1792944849,"memo":"","atts":24,"final":1,"body":{"type":"challenge","epoch":4,"seed":"df07edefbf466a26","answer":"Sybil resistance derives from a reputation score with an exponential temporal half-life: an identity must provide sustained, honestly reciprocated service to accumulate durable EigenTrust eigenvector centrality. Freshly spawned sybil identities begin near zero, and reciprocity-weighted transitivity cannot amplify their influence without trusted links, so they cannot pass consensus. The delta between established peers and an orchard or tundra of new accounts remains decisive.","stamp":0,"from":"poa1FdUTJ7Li3WSaT1bo5ssudAMPfScQpTNx56FKCZLZamwR","nonce":5,"parents":["1c4a9573415dcb88db790c87c8d192b045a0d3476dcfeba2e7eb5069e660bf7a","72be2d58a64d68e272c63e9bd623bcf810c0dc08253684bdba1af520620db3a9"],"ts":1792944849,"cid":"poa-mainnet-1","sig":"5xW6g8NVuGu5Ckqt4oMuMcHL6ESsc6cLPUowhdoaAmRPQ8uBWt7NKxK24wRri6pGHB8G9wKyxcYy9NHY4WBdHFBE"},"checkpointed":{"height":111647,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T18:02:51.098Z","checkpoint_height":111647,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}