| 2025-09-02 | ike | CERT | PRP Certification CERT proof power = 6 Proof certified good |
| 2025-09-01 | Kriesel | C-PRP | 1EBC54F1C0C3CC77 PRP proof power = 6 PRP: Verified (Factored) Proof certified good |
| 2025-01-16 | Jonathan Webb | CERT | PRP Certification Proof certified good |
| 2025-01-16 | Graham Barnes | C-PRP | M1048127/74403476042056666595717909503471 : 1EBC54F1C0C3CC77 PRP proof power = 5 PRP: Verified Proof certified good |
| 2025-01-16 | Graham Barnes | F-ECM | Factor: 74403476042056666595717909503471 / (ECM curve 2, B1=306763, B2=2070468855, Edwards Sigma=8324311095934152) |
| 2022-05-09 | axn | NF-PM1 | B1=24000000, B2=80178164220 |
| 2021-01-10 | GdS | NF-PM1 | B1=6340811, B2=317040560, E=12 |
| 2020-11-02 | Jaron Wakley | CERT | PRP Certification CERT proof power = 8 Proof certified good |
| 2020-11-02 | Ethan O'Connor | C-PRP | 1EBC54F1C0C3CC77 PRP proof power = 8 PRP: Verified (Factored) Proof certified good |
| 2018-03-23 | Joss | NF-PM1 | B1=1281752, B2=128175200, E=12 |
| 2016-06-01 | MadPoo | C-LL | 501F87C5A837E9FA |
| 2016-05-23 | Joss | NF-PM1 | B1=1048127 |
| 2016-05-21 | Joss | NF-PM1 | B1=754082, B2=50000000, E=12 |
| 2016-05-19 | Bruno Victal | NF-PM1 | B1=2500000, B2=62500000, E=12 |
| 2016-02-23 | Mark Rose | NF | no factor from 2^58 to 2^60 |
| 2014-10-18 | Joss | NF-PM1 | B1=322472 |
| 2014-08-21 | Joss | NF-PM1 | B1=261236 |
| 2014-04-01 | Never Odd Or Even | NF | no factor from 2^70 to 2^71 |
| 2013-10-24 | Never Odd Or Even | NF | no factor from 2^69 to 2^70 |
| 2013-10-24 | Never Odd Or Even | NF | no factor from 2^68 to 2^69 |
| 2013-04-05 | Never Odd Or Even | NF | no factor from 2^67 to 2^68 |
| 2013-04-05 | Never Odd Or Even | NF | no factor from 2^66 to 2^67 |
| 2013-04-05 | Never Odd Or Even | NF | no factor from 2^65 to 2^66 |
| 2013-04-05 | Never Odd Or Even | NF | no factor from 2^64 to 2^65 |
| 2013-01-07 | dbaugh | NF | no factor from 2^63 to 2^64 |
| 2012-01-22 | bcp19 | NF-PM1 | B1=200000, B2=100000000, E=12 |
| 2012-01-02 | bcp19 | NF-PM1 | B1=200000, B2=10000000, E=12 |
| 2010-12-08 | Michael C | NF | no factor from 2^62 to 2^63 |
| 2010-11-10 | Michael C | NF | no factor from 2^61 to 2^62 |
| 2009-02-15 | Sturle Sunde | NF | no factor from 2^60 to 2^61 |
