The ad system doesn't publish a readable sellers.json, so nobody can verify these lines. That's the ad system's gap, not the app's, so no points are deducted.
Evidence (15)
line 14 openx.com, 539722942, RESELLER, 6a698e2ec38604c6 #OB
→ sellers_json: HTTP 403
line 22 appnexus.com, 3819, DIRECT
→ sellers_json: HTTP 403
line 35 openx.com, 539714782, DIRECT, 6a698e2ec38604c6
→ sellers_json: HTTP 403
line 36 openx.com, 540757494, DIRECT, 6a698e2ec38604c6
→ sellers_json: HTTP 403
line 37 openx.com, 540097092, DIRECT, 6a698e2ec38604c6
→ sellers_json: HTTP 403
line 38 openx.com, 558342684, DIRECT, 6a698e2ec38604c6
→ sellers_json: HTTP 403
line 52 appnexus.com, 9979, RESELLER
→ sellers_json: HTTP 403
line 53 openx.com, 540731760, RESELLER, 6a698e2ec38604c6
→ sellers_json: HTTP 403
line 63 appnexus.com, 2127, RESELLER, f5ab79cb980f11d1
→ sellers_json: HTTP 403
line 64 appnexus.com, 3310, RESELLER, f5ab79cb980f11d1
→ sellers_json: HTTP 403
line 82 criteo.com, B-058360, DIRECT, 9fac4a4a87c2a44f
→ sellers_json: HTTP 403
line 130 katzdigital.com, 318, DIRECT
→ sellers_json: HTTP 403
line 131 katzdigital.com, 80, DIRECT
→ sellers_json: HTTP 403
line 132 katzdigital.com, 318, RESELLER
→ sellers_json: HTTP 403
line 133 katzdigital.com, 80, RESELLER
→ sellers_json: HTTP 403