According to the PSA database, the requested certification number is defined as the following:
#55673781
2001 POKEMON NEO REVELATION 1ST EDITION #55 SNUBBULL 1ST EDITION
Note: If you believe the label on your cert or the item information listed above appears to be incorrect, please file a Label Correction Request through the Customer Request Center.
w/ Fugitive Ink Technology
This cert does not appear in any sets.