No-Intro shows one entry for Pitfall (USA).
File: Pitfall - The Mayan Adventure (USA).md
Size: 2097152
CRC32: F917E34F
MD5: 6A80D2D34CDFAFD03703B0FE76D10399
SHA-1: F2067E7D974F03BF922286241119DAC7C0ECABFF
One of the trusted dumps includes a comment of "2000.09.11.VERSION".
Check your dump if it includes a different date.