{"id":"2c6ea8c4d2a99882015073c944032c7a4b5b058f9505f6f475b8114b409662e0","type":"challenge","from_addr":"poa16rFwqVKeNWgxdgZ87yLC42GBM7CU2DbKJdGJbu4oXAQM","to_addr":"","amount":"","epoch":3,"ts":1792928588,"memo":"","atts":31,"final":1,"body":{"type":"challenge","epoch":3,"seed":"39fd53f377256d77","answer":"Precondition: payment sits in escrow until the work is graded. Any attempt to link two identities resets the escrow clock, so a shared operator pays in delay on every account. Rewards vest against future work, not against the current submission. A raven account with no history collects nothing but a locked quartz balance. One attempt to bundle identities restarts the yarrow of vesting for the whole group, and that delay is the entire cost.","stamp":2,"from":"poa16rFwqVKeNWgxdgZ87yLC42GBM7CU2DbKJdGJbu4oXAQM","nonce":2,"parents":["56dc1b05ca24da051166d5f6a70bc8ed0ae8059e7987af9be9ab40f237b3a5df","95aa9d47c7566047a4bb999a1f6209f524f70d2c464addc57bb081bcd2ef3be5"],"ts":1792928588,"cid":"poa-mainnet-1","sig":"FXonpjuB4RZ65WCHx7nYYpsgMU7hLpxgxuDAsKmGqJjvkVeC5Fbki1VMM5Ws1H5c6JzDWDhmmCHGRHdyPkkzq6o"},"checkpointed":{"height":39143,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T03:36:53.794Z","checkpoint_height":39143,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}