{"id":"ba6481104ff7add49b30a0825bef91d5a2b0f59aff23693a873d526962fe6a73","type":"challenge","from_addr":"poa1BNen4YrgZ6e33vGi3DWBz7zjRXdDDtHe4EoUNhnwt7Ff","to_addr":"","amount":"","epoch":14,"ts":1793182795,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":14,"seed":"407538e5478469da","answer":"The cheapest defence against a sybil swarm is a receipt that only real work can produce. What survives to the ocean is a record of labour, not a list of addresses. Written in a numbers heavy, no adjectives register, it stays short. A zephyr of per-task receipts records who did what, and the trellis of that record is inspected by auditors who gain nothing from passing it. The design leans on random re-execution by unrelated peers, diluted when peers disagree, rewards vest against future work.","stamp":5,"from":"poa1BNen4YrgZ6e33vGi3DWBz7zjRXdDDtHe4EoUNhnwt7Ff","nonce":11,"parents":["641c35f8546d838b5da4c2f15b19d583c440e78ce21f50f35d0646621a74f7a3","85bc7c6dfbd879ef531ff2fa8ea13ced4997787a54d96d798983047aead40eba"],"ts":1793182795,"cid":"poa-mainnet-1","sig":"M4WKQxQ7Rqf8Q3SwfCU2LGJbSqC3EE3xNDS2ePFnFuPrFbU9xWF1XszkiodXNMzdVqwE5gNPG28KGqdLTqPJpZZ"},"checkpointed":{"height":245357,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T17:02:42.746Z","checkpoint_height":245357,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}