priyom.org

Message formats

Each E25 recipient has a constant formatting in its messages. The following page describes each format noted so far and for which recipients is used. Note that it is not exhaustive for all E25 recipients.

The following recipients do not use any known format and their groups look random instead: 012, 185, 570, 672.

Variant A:

Recipients: 128, 222, 270, 250, 440, 555, 780

Description:

  • The third and the last group are the same.
  • The second group contains the following:
    • First two digits inverted: Message serial number
    • Last two digits inverted: Group count

Sample message:

Serial number Group count Message
11 08 3744 1180 7420 8502 8215 8503 1023 1028 7420

Variant B:

Recipients: 360, 835

Description:

  • The second and the second last group are the same.
  • The first group contains the following:
    • First two digits inverted: Message serial number
    • Last two digits inverted: Group count

Sample message:

Serial number Group count Message
03 10 3001 8510 9868 0743 2663 3582 8754 9807 8510 3757

Variant C:

Recipients: 111, 350, 701

Description:

  • The second and the last group are the same.
  • The third group contains the following:
    • First two digits inverted: Message serial number
    • Last two digits inverted: Group count

Sample message:

Serial number Group count Message
02 06 6311 0570 2060 0055 6935 0570

Variant D:

Recipients: 323, 333

Description:

  • The second and the last group are the same.
  • The first group contains the following:
    • First two digits inverted: Message serial number
    • Last two digits inverted: Group count

Sample message:

Serial number Group count Message
01 08 1080 5321 9468 4876 4732 8606 6437 5321

Variant E:

Recipients: 116

Description:

  • No repeated group.
  • The first group contains the following:
    • First two digits inverted: Message serial number
    • Last two digits inverted: Group count

Sample message:

Serial number Group count Message
23 09 3290 7337 3270 2826 8349 4713 8755 2988 9349

Variant F:

Recipients: 950

Description:

  • The third and the last group are the same.
  • The first group contains the following:
    • First two digits inverted: Message serial number
    • Last two digits inverted: Group count

Sample message:

Serial number Group count Message
01 13 1031 6743 7811 5081 3533 0325 2959 3741 5551 8895 5003 3794 7811

Variant G:

Recipients: 880

Description:

  • The first and the last group are the same.
  • The second group contains the following:
    • First two digits inverted: Message serial number
    • Last two digits inverted: Group count

Sample message:

Serial number Group count Message
17 11 1810 7111 1099 6196 8979 1069 0704 0618 8111 7852 1810

Variant H:

Recipients: 315

Description:

  • The second and the second last group are the same.
  • The third group contains the following:
    • First two digits inverted: Message serial number
    • Last two digits inverted: Group count

Sample message:

Serial number Group count Message
04 08 5498 4841 4080 2907 1278 9538 4841 6285

Variant I:

Recipients: 014

Description:

  • The second and the second last group are the same.
  • The last group contains the following:
    • First two digits inverted: Message serial number
    • Last two digits inverted: Group count

Sample message:

Serial number Group count Message
22 09 1055 2520 7022 7875 8833 9950 0458 2520 2290

Variant J:

Recipients: 169

Description:

  • No repeated group.
  • The first group contains the following:
    • First two digits inverted: Message serial number
    • Third digit is always 4

Sample message:

Serial number Group count Message
03 07 3046 2702 8705 5591 2702 5705 3206