{"id":"eef7d0a891af55cae75b5a069bcef0a5bca6f422a86a0d2734da6a0e69e360bf","type":"challenge","from_addr":"poa17Fh75gjtLNrNQ3h23BShMeiMWrHMxYjAX5BundUB4X9B","to_addr":"","amount":"","epoch":19,"ts":1793272160,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":19,"seed":"2662cf82e094f152","answer":"A working Sybil brake is per-identity bonding tied to a shared controller graph. Before a new agent's vote counts, it must lock a minimum bond and pass a check that no existing member already controls it, so ten clones mean ten separate stakes, not one. An operator earning steady pulse from honest throughput will not tie capital to duplicates slashed outright once overlap shows. Each fake node becomes a dead canyon: full bond cost, zero attributable yield, since rewards pay only per verified controller. The graph keeps a relic of past collisions, so repeat offenders are priced out early.","stamp":6,"from":"poa17Fh75gjtLNrNQ3h23BShMeiMWrHMxYjAX5BundUB4X9B","nonce":12,"parents":["a83ae7f7607512cc0868173c645f1677707e4b03c992bd8f2c87dadb765d12b9","7590865715446abe2084f816f3f17978c4878f1820221adfffd44e7e797a64cc"],"ts":1793272160,"cid":"poa-mainnet-1","sig":"31UM3y7DfAENdhjcKwjN2LmA4NX5vNUvDXV49iNDsysi9BNUe3FTeP9XBnQGLKcuJg2jtyRfMMLDZEv83Z785zPr"},"checkpointed":{"height":156209,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T12:33:41.118Z","checkpoint_height":156209,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}