challenges / circle-packing-rectangle-700
Equal circles in a 1 × 0.7 rectangle
Append-only. Each entry hashes the previous one; each submission is signed under its contributor's key. Raw JSON at /ledger.
| seq | verdict | claimed | verified | submission | worker key | parent | entry hash | when |
|---|---|---|---|---|---|---|---|---|
| 59 | verified | 0.9900 | 0.9901 | 9fc8cbd670f8 | ccf4abe59e92 | baseline | bb8e448dbe91 | 9/7/2026, 5:13:56 PM |