TPGAudit

Third-Party Grading Audit Log

Independent documentation of grading, attribution, labeling, and holder-integrity errors in third-party numismatic encapsulation.

Total Cases
29
Open
25
Critical
12
Categories
4
72.4% Attribution Errors
41.4% Critical Cases
12 Distinct Patterns
6 Largest Pattern — Wrong Issuer
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17 cases matching current filters

Cert # Subject Grade Category Severity
Sudan 10 Millim 11467854 PCGS-2026-001 Sudan 10 Millim MS65BN Attribution Error Critical
Saudi Arabia 1/2 Ghirsh AH1343 over AH1334 8400128-001 NGC-2026-022 Saudi Arabia 1/2 Ghirsh AH1343 over AH1334 AU DETAILS Attribution Error Critical
Mexico 8 Reales 1808 Mo TH 6410631-015 NGC-2026-021 Mexico 8 Reales 1808 Mo TH VF DETAILS Attribution Error Critical
Niue 2 Dollars 2025 8670418-052 NGC-2026-019 Niue 2 Dollars 2025 PF 69 ULTRA CAMEO Attribution Error Critical
United States Dollar 1883 6038318-032 NGC-2026-011 United States Dollar 1883 MS 63 Attribution Error Critical
Hejaz 1/2 Piastre AH1334/8 8362283-003 NGC-2026-003 Hejaz 1/2 Piastre AH1334/8 XF DETAILS - Environmental Damage Attribution Error Critical
Hejaz 1/4 Ghirsh AH1334/8 8604733-009 NGC-2026-004 Hejaz 1/4 Ghirsh AH1334/8 MS 62 BN Attribution Error Critical
Jordan 1/4 Dinar AH1390 (1970) 8412313-009 NGC-2026-023 Jordan 1/4 Dinar AH1390 (1970) MINT ERROR MS 63 Attribution Error High
Saudi Arabia 1/4 Ghirsh AH1365 (1946) 8365833-001 NGC-2026-018 Saudi Arabia 1/4 Ghirsh AH1365 (1946) MS 61 Attribution Error High
Saudi Arabia 1/4 Riyal AH1348 (1929) 6856956-004 NGC-2026-017 Saudi Arabia 1/4 Riyal AH1348 (1929) AU 58 Attribution Error High
Saudi Arabia Riyal AH1370 (1950) 6350980-048 NGC-2026-013 Saudi Arabia Riyal AH1370 (1950) MS 67 Attribution Error High
United States Dollar 1979 2558728-003 NGC-2026-009 United States Dollar 1979 MS 65 Attribution Error High
Oman 10 Baisa AH1395 (1975) 2814120-010 NGC-2026-024 Oman 10 Baisa AH1395 (1975) MS 65 RD Attribution Error Low
Oman 25 Baisa AH1395 (1975) 2814120-009 NGC-2026-025 Oman 25 Baisa AH1395 (1975) MS 66 Attribution Error Low
Oman 50 Baisa AH1395 (1975) 2814120-013 NGC-2026-026 Oman 50 Baisa AH1395 (1975) MS 64 Attribution Error Low
Oman 5 Baisa AH1395 (1975) 2814120-011 NGC-2026-027 Oman 5 Baisa AH1395 (1975) MS 65 RD Attribution Error Low
Oman 10 Baisa AH1395 (1975) 2814120-012 NGC-2026-028 Oman 10 Baisa AH1395 (1975) MS 66 RD Attribution Error Low
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