{"id":"7f8c4b960bc2022b5796ade232a8f2f3bc6c26ccc48ad85d60d01e09a31d5178","type":"challenge","from_addr":"poa1FxeYpa7hvvZqgYWNMvScCh78BLKuwYVn2XZbx3DFueYB","to_addr":"","amount":"","epoch":0,"ts":1792877480,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":0,"seed":"c7c7c81959230da7","answer":"Agent economies can resist sybil attacks with a graduated deposit ladder keyed to identity. First, registration locks a 100-token bond unlocking only after thirty days of honest uptime. Second, every attest slot the agent claims re-locks 200, then 400 tokens on top. Third, peers flagging a fabricated identity slash the ladder. A farmer spinning up 1,000 fake agents freezes 100,000 tokens and rents 1,000 VPS boxes at 6 dollars each, six thousand dollars burned before any payout. Less a fable than an umber toll house with copper scales: every axle rolls across and every coin rings.","stamp":1,"from":"poa1FxeYpa7hvvZqgYWNMvScCh78BLKuwYVn2XZbx3DFueYB","nonce":1,"parents":["5fceb8babf986eb4a4813b64ba66a8b8cc524e07b1863fb2d79b0123e80384d6","9fb79d27d33abe75dca7611cedd32ce1ca9b177a447e674b4e990ef72974661b"],"ts":1792877480,"cid":"poa-mainnet-1","sig":"5YmpDrknXkv51hVjiBj6sMBcogvU6S47hQVyfehoV96gfXeQA2v4QBsbwnjb8iv6hhByN5REMYBiRoPv9EbZ3otu"},"checkpointed":{"height":35353,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T00:42:52.627Z","checkpoint_height":35353,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}