Bound History

Instance XL-n8389-k2028 (Set XL)

Plot

Value Status Reported By Timestamp Solution
$3{,}352{,}681$ BKS
User: Chris Pawlowski (Dayjob)
Reported by Chris Pawlowski (dayjob.ai) using SISR and AILS system
2026/10/31 19:29:51
$3{,}352{,}773$
User: Laio Oriel Seman (IFSC)
using a modified version of HGS: the incumbent is seeded with the current BKS and improved by repeatedly re-solving small neighborhoods of routes with independent, parallel HGS populations under threshold acceptance and diverse elite restarts.
2026/10/31 03:05:18
$3{,}352{,}774$
User: Chris Pawlowski (Dayjob)
Reported by Chris Pawlowski (dayjob.ai) using AILS and SISR system.
2026/10/29 18:35:48
$3{,}352{,}860$
Reported by Martín Vizzolini (Independent Researcher), by starting with the published BKS and improved on top of it.
2026/10/12 00:00:00
$3{,}353{,}124$
Improved solution reported by Qianlong Wang, Wenhui Bai, Zengle Ge, Huaiming Li and Annan Li (Famou Agent Team, Baidu AI Cloud), using a decomposition-based improvement heuristic.
2026/09/11 00:00:00
$3{,}353{,}305$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/12 01:32:21
$3{,}353{,}307$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/11 17:27:08
$3{,}353{,}309$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/11 10:29:42
$3{,}353{,}310$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/11 09:16:25
$3{,}353{,}311$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/11 08:15:09
$3{,}353{,}314$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/11 06:04:10
$3{,}353{,}319$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/10 21:12:04
$3{,}353{,}320$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/10 20:15:29
$3{,}353{,}324$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/10 19:14:52
$3{,}353{,}327$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/10 18:13:21
$3{,}353{,}331$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/10 16:27:18
$3{,}353{,}332$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/10 13:17:41
$3{,}353{,}341$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/09 04:27:00
$3{,}353{,}346$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/08 06:53:48
$3{,}353{,}348$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/07 21:36:15
$3{,}353{,}350$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/07 17:51:08
$3{,}353{,}364$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/07 13:25:48
$3{,}353{,}368$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/07 09:14:09
$3{,}353{,}369$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/07 02:42:20
$3{,}353{,}371$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/06 21:38:17
$3{,}353{,}373$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/06 19:38:17
$3{,}353{,}374$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/06 18:37:55
$3{,}353{,}375$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/06 17:38:58
$3{,}353{,}380$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/06 16:36:40
$3{,}353{,}382$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/06 15:38:50
$3{,}353{,}394$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/06 14:39:16
$3{,}353{,}402$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/06 13:58:38
$3{,}353{,}581$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/05 21:26:39
$3{,}353{,}597$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/05 17:38:11
$3{,}353{,}606$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/05 14:54:03
$3{,}353{,}610$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/05 14:07:42
$3{,}353{,}617$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/05 13:00:52
$3{,}353{,}627$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/05 11:02:48
$3{,}353{,}643$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/05 10:19:15
$3{,}353{,}660$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/05 09:06:51
$3{,}353{,}671$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/04 19:00:36
$3{,}353{,}714$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/04 15:01:40
$3{,}353{,}722$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/04 13:00:33
$3{,}353{,}773$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/04 12:05:29
$3{,}353{,}778$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/04 11:00:52
$3{,}353{,}782$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/04 08:56:36
$3{,}353{,}799$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/04 06:25:28
$3{,}353{,}808$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/03 22:01:52
$3{,}353{,}822$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/03 20:56:47
$3{,}353{,}830$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/03 20:10:08
$3{,}353{,}861$
Team: TQrouting
From CVRP BKS Challenge.
2026/02/03 18:55:39
$3{,}353{,}865$
From CVRP BKS Challenge.
2026/02/03 13:23:17
$3{,}353{,}870$
From CVRP BKS Challenge.
2026/02/03 08:11:38
$3{,}353{,}943$
From CVRP BKS Challenge.
2026/01/28 19:52:01
$3{,}354{,}151$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/26 15:11:24
$3{,}354{,}153$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/26 14:21:28
$3{,}354{,}161$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/26 13:06:15
$3{,}354{,}168$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/26 13:00:24
$3{,}354{,}187$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/26 11:35:32
$3{,}354{,}305$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/23 10:16:12
$3{,}354{,}326$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/23 00:40:45
$3{,}354{,}347$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/22 21:36:57
$3{,}354{,}369$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/22 20:37:44
$3{,}354{,}376$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/22 19:50:02
$3{,}354{,}394$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/22 18:29:44
$3{,}354{,}415$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/22 17:02:23
$3{,}354{,}690$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/22 14:39:57
$3{,}354{,}751$
From CVRP BKS Challenge.
2026/01/20 02:47:36
$3{,}354{,}754$
From CVRP BKS Challenge.
2026/01/19 14:39:01
$3{,}354{,}755$
From CVRP BKS Challenge.
2026/01/18 15:34:50
$3{,}354{,}764$
From CVRP BKS Challenge.
2026/01/18 05:29:58
$3{,}354{,}785$
From CVRP BKS Challenge.
2026/01/17 12:56:43
$3{,}354{,}806$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/14 16:42:16
$3{,}355{,}599$
Team: TQrouting
From CVRP BKS Challenge.
2026/01/14 11:52:01
$3{,}355{,}979$
From CVRP BKS Challenge.
2026/01/14 09:04:21
$3{,}355{,}981$
From CVRP BKS Challenge.
2026/01/14 01:55:39
$3{,}356{,}378$
From CVRP BKS Challenge.
2026/01/13 12:36:36
$3{,}356{,}533$
From CVRP BKS Challenge.
2026/01/13 11:48:11
$3{,}358{,}002$
From CVRP BKS Challenge.
2026/01/13 08:28:57
$3{,}358{,}731$
From literature until 2025.
2025/12/31 00:00:00