sig8

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  Here are two puzzles with the same
    signatures.  Are they transformations
    of each other?

a  .4. | 9.6 | ...        Sinden 170                                                         
b  ..7 | .5. | 2.4        10:08:37.971 060508                                                
c  ... | ... | .6.        Sig  222333333 112333344 222222444                                 
   ----+-----+----        Iteration counts       0  0  0                                     
d  8.. | .9. | .3.    <-- Blank cell count      57                                           
e  .5. | ... | .4.        Nonblank cell count  220                                           
f  .9. | .1. | ..6          |                                                                
   ----+-----+----          |                                                                
g  .8. | ... | ...          V                                                                
h  9.2 | .7. | 1..  
i  ... | 2.1 | .7.

a  ... | ... | .1.        Sinden 175                                                         
b  .4. | 2.3 | ...        10:08:37.971 060508                                                
c  ..3 | .7. | 8.4        Sig  222333333 112333344 222222444                                 
   ----+-----+----        Iteration counts       0  0  0                                     
d  5.. | .2. | .6.    <-- Blank cell count      57                                           
e  .1. | ... | .8.        Nonblank cell count  212                                           
f  .3. | .8. | ..7          |                                                                
   ----+-----+----          |                                                                
g  8.2 | .9. | 5..          V                                                                
h  ... | 6.1 | .9.  
i  .5. | ... | ...

  I have no idea.