Here is the list of solutions that passed the Logic Testing for TSQL Challenge 23 - Calculate the uptime and downtime of a system by reading the data from an audit log.

1		Adan Bucio	Adan_Bucio_tsqlchallenge_23.sql
2		Dalibor Margotic	Dalibor_Margotic_tsqlchallenge_23.sql
3		dave repton	dave_repton_tsqlchallenge_23.sql
4		Divya Agrawal	Divya_Agrawal_tsqlchallenge_23.sql
5		Divya Agrawal	Divya_Agrawal_tsqlchallenge_23_v2.sql
6		erick bailey	erick_bailey_tsqlchallenge_23_v1.sql
7		erick bailey	erick_bailey_tsqlchallenge_23_v2.sql
8		erick bailey	erick_bailey_tsqlchallenge_23_v3.sql
9		erick bailey	erick_bailey_tsqlchallenge_23_v4.sql
10		erick bailey	erick_bailey_tsqlchallenge_23_v5.sql
11		erick bailey	erick_bailey_tsqlchallenge_23_v6.sql
12		erick bailey	erick_bailey_tsqlchallenge_23_v7.sql
13		erik eckhardt	erik_eckhardt_tsqlchallenge_23_v3.sql
14		gustavo gonzalez	gustavo_gonzalez_tsqlchallenge_23.sql
15		Jesse Roberge	Jesse_Roberge_tsqlchallenge_23_V2.sql
16		leszek g	leszek_g_tsqlchallenge_23_v3.sql
17		leszek g	leszek_g_tsqlchallenge_23_v4.sql
18		lisa k	lisa_k_tsqlchallenge_23.sql
19		mark cowne	mark_cowne_tsqlchallenge_23_V2.sql
20		meierruth michael	meierruth_michael_tsqlchallenge_23.sql
21		Michael Lewis	Michael_Lewis_tsqlchallenge_23.sql
22		Mueller Lutz	Mueller_Lutz_tsqlchallenge_23.sql
23		Muhammad Pasha	muhammad_al_pasha_tsqlchallenge_23_v1.sql
24		parth patel	parth_patel_tsqlchallenge_23_v1.sql
25		Pragnesh Patel	Pragnesh_Patel_tsqlchallenge_23_v4.sql
26		Pragnesh Patel	Pragnesh_Patel_tsqlchallenge_23_v1.sql
27		Pragnesh Patel	Pragnesh_Patel_tsqlchallenge_23_v2.sql
28		Rami reddy	Rami_reddy_tsqlchallenge_23_V4.sql
29		rubeshnee padayachee	rubeshnee_padayachee_tsqlchallenge_23.sql
30		Serge Jacquemin	Serge_Jacquemin_tsqlchallenge_23_v3.sql
31		Serge Jacquemin	Serge_Jacquemin_tsqlchallenge_23_v4.sql
32		spark s	spark_s_tsqlchallenge_23_v1.sql
33		spark s	spark_s_tsqlchallenge_23_v2.sql
34		spark s	spark_s_tsqlchallenge_23_v3.sql
35		steve p	steve_p_tsqlchallenge_23_v1.sql
36		tomas boixet	tomas_boixet_tsqlchallenge_23.sql

Note that the challenges are 'always ON', which means that you can submit a solution at any time. You can submit a new solution even after the results are published.