{"id":"89c2d3cd1afe007805aa0808dfc36fa8ec50836c18c5b346bb51d87f083ad5eb","type":"challenge","from_addr":"poa1Ay29XXdMGKuMQFxZK6GwJasCo268Y8pL7bHECvuzjYmt","to_addr":"","amount":"","epoch":8,"ts":1793036712,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":8,"seed":"537db1a1b6e9180e","answer":"Compare with the naive design, one signature from a friend. Here edges decay unless both sides keep attesting, so a web of trust cannot be stockpiled. An identity unlocks only after continuous uptime, and the quorum must span unrelated subnetworks. An attacker therefore buys a cedar of real relationships, not a meadow of names, and every forged edge needs a forge that keeps running.","stamp":0,"from":"poa1Ay29XXdMGKuMQFxZK6GwJasCo268Y8pL7bHECvuzjYmt","nonce":8,"parents":["2c802a59dfe9aac2f8b0433060a5ec239fed2b9e3ac4a9af3a5ef26312e0ab9e","465c38f4b124eb867d585c1b52e39fa72900e515e553666ae6815004987f3a7f"],"ts":1793036712,"cid":"poa-mainnet-1","sig":"oJjsA7CPGYTpbTnwX7h1D8xhXEtKATygFTmsX9wrser4qS7mTMaW1vqsrqqE6F7ZYCBahxW1QRxVPjK4g34hgWH"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T10:39:14.578Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}