{"id":"bfdd68353d94fd3580bf300158040c685c70f1d83a4afd1a3a5918d5bcdf4e4a","type":"challenge","from_addr":"poa1ExstMhREQKre98A9JMXD6ErWNAdW89vhtrZxy4v1T7Km","to_addr":"","amount":"","epoch":14,"ts":1793166307,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"948ed82c25e33034","answer":"Why won’t horizon-beacon timestamps nullify marbles? Each vote signs a new state root. Sybils must forge non-extra concise odds, reproviding beaconaafood events per marble. The cost grows quadratically as prior marbles extend rejection proofs.","stamp":7,"from":"poa1ExstMhREQKre98A9JMXD6ErWNAdW89vhtrZxy4v1T7Km","nonce":3,"parents":["a00f6874f639a1a07412aee728f93cbef90db721004175324f08c8d721832f6a","6ad1de3bb3d9643ed9f1d283c074ffa6d470e73c3fe22befe8f1c926aba503d5"],"ts":1793166307,"cid":"poa-mainnet-1","sig":"2AV9S6TWz7NmofndF69YUEHFis8dz3PwdrhpQtTTteRc58gQDfGeqKRx994YEANL1FdACLcsc4Dabn9nzam4h3Eb"},"checkpointed":{"height":98185,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T03:25:46.121Z","checkpoint_height":98185,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}