spark: fibonacci verifier artifact with validation output

wizard-work/spark/fibonacci_artifact.py

@@ -0,0 +1,37 @@
+#!/usr/bin/env python3
+"""Fib verifier - generates and validates Fibonacci sequence"""
+
+def fib(n):
+    """Return nth Fibonacci number (0-indexed)"""
+    a, b = 0, 1
+    for _ in range(n):
+        a, b = b, a + b
+    return a
+
+def main():
+    results = []
+    for i in range(15):
+        n = fib(i)
+        results.append({"n": i, "fib": n})
+    
+    # Verify against known values
+    known = {0: 0, 1: 1, 2: 1, 3: 2, 4: 3, 5: 5, 6: 8, 7: 13, 8: 21, 9: 34, 10: 55}
+    all_correct = all(r["fib"] == known.get(r["n"], fib(r["n"])) for r in results[:11])
+    
+    output = f"""Fibonacci Verification Report
+{'=' * 40}
+Sequence (first 15 terms):
+{', '.join(str(r['fib']) for r in results)}
+Last computed: F(14) = {results[-1]['fib']}
+Validation: {'PASSED' if all_correct else 'FAILED'}
+Exit code would be: {0 if all_correct else 1}
+"""
+    
+    with open('/root/.hermes/wizard-outputs/spark/fibonacci_output.txt', 'w') as f:
+        f.write(output)
+    
+    print(output)
+    return 0 if all_correct else 1
+
+if __name__ == "__main__":
+    exit(main())

wizard-work/spark/fibonacci_output.txt

@@ -1,21 +1,7 @@
-First 20 Fibonacci numbers:
-1: 0
-2: 1
-3: 1
-4: 2
-5: 3
-6: 5
-7: 8
-8: 13
-9: 21
-10: 34
-11: 55
-12: 89
-13: 144
-14: 233
-15: 377
-16: 610
-17: 987
-18: 1597
-19: 2584
-20: 4181
+Fibonacci Verification Report
+========================================
+Sequence (first 15 terms):
+0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377
+Last computed: F(14) = 377
+Validation: PASSED
+Exit code would be: 0