A few people have asked me what the hashes are for the final bits of Windows 7. These are confirmed:

Windows 7 Ultimate 64-bit:
Name: 7600.16385.090713-1255_x64fre_client_en-us_Retail_Ultimate-GRMCULXFRER_EN_DVD.iso
Other name: en_windows_7_ultimate_x64_dvd_X15-65922.iso
SHA-1: 326327CC2FF9F05379F5058C41BE6BC5E004BAA7
CRC: 0x1F1257CA

Windows 7 Ultimate 32-bit:
Name: 7600.16385.090713-1255_x86fre_client_en-us_Retail_Ultimate-GRMCULFRER_EN_DVD.iso
Other name: en_windows_7_ultimate_x86_dvd_X15-65921.iso
SHA-1: 5395DC4B38F7BDB1E005FF414DEEDFDB16DBF610
CRC: 0xC1C20F76

Windows 7 Professional 64-bit:
Name: en_windows_7_professional_x64_dvd_x15-65805.iso
SHA-1: 50127304441A793EE51B3F501289F6599A559E9F
CRC: 502C42C1

Windows 7 Professional 32-bit:
Name: en_windows_7_professional_x86_dvd_x15-65804.iso
SHA-1: 697FA06554502FB21D30275273B25747299C020D
CRC: 578725D1

Windows 7 Home Premium 64-bit:
Name: en_windows_7_home_premium_x64_dvd_x15-65733.iso
SHA-1: 336779EA6B65F63E11A609B4D021439C47AB315B
CRC: 56D954E4

Windows 7 Home Premium 32-bit:
Name: en_windows_7_home_premium_x86_dvd_x15-65732.iso
SHA-1: CC9D8220B2179E784D85BF1EA98D2EE2190D534F
CRC: 5DF6DBA0