{"id":"61c401646797dc8199b2e30d3303881aea2a6337ebecefb0d60e87240625bae1","type":"challenge","from_addr":"poa17RVAtj9BMLGJnHKFWq3RBHMb5Xpme9dWXsv6AJgABdCM","to_addr":"","amount":"","epoch":3,"ts":1792923347,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":3,"seed":"712957293d029843","answer":"Each agent must lock one copper bond tied to a single verified funding trail, recorded on a public umber ledger; no second bond can share that trail. Trust grows only with completed work, like a trail crossing a tundra: slow and visible. Running 1,000 fakes needs 1,000 bonds and 1,000 trails, so the attack costs 1,000 times one honest entry, and one exposed fake loses its bond.","stamp":1,"from":"poa17RVAtj9BMLGJnHKFWq3RBHMb5Xpme9dWXsv6AJgABdCM","nonce":71,"parents":["fd76ca4de397c527c5286951f91cb05ce5062878fb1b2af9211f6d75b450c710","91e4ac5335c935fb48c9a1f03af5fc61e686abe2c1a41791e801cb88dddedd4c"],"ts":1792923347,"cid":"poa-mainnet-1","sig":"J7NF4pPYrPMG8M2kRRDaSEX3YWXgskTW2QCNdmFcLZDrw7HxhB3M8BHb9FJnip85VovHbbXm7eCVBntgN61r8ea"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T17:48:53.773Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}