gistfile1.txt

            index = (ulid[0] & 224) >> 5;
            output[0] = alphabet[index];

            index = ulid[0] & 31;
            output[1] = alphabet[index];

            index = (ulid[1] & 248) >> 3;
            output[2] = alphabet[index];

            index = ((ulid[1] & 7) << 2) | ((ulid[2] & 192) >> 6);
            output[3] = alphabet[index];

            index = (ulid[2] & 62) >> 1;
            output[4] = alphabet[index];

            index = ((ulid[2] & 1) << 4) | ((ulid[3] & 240) >> 4);
            output[5] = alphabet[index];

            index = ((ulid[3] & 15) << 1) | ((ulid[4] & 128) >> 7);
            output[6] = alphabet[index];

            index = (ulid[4] & 124) >> 2;
            output[7] = alphabet[index];

            index = ((ulid[4] & 3) << 3) | ((ulid[5] & 224) >> 5);
            output[8] = alphabet[index];

            index = ulid[5] & 31;
            output[9] = alphabet[index];

            index = (ulid[6] & 248) >> 3;
            output[10] = alphabet[index];

            index = ((ulid[6] & 7) << 2) | ((ulid[7] & 192) >> 6);
            output[11] = alphabet[index];

            index = (ulid[7] & 62) >> 1;
            output[12] = alphabet[index];

            index = ((ulid[7] & 1) << 4) | ((ulid[8] & 240) >> 4);
            output[13] = alphabet[index];

            index = ((ulid[8] & 15) << 1) | ((ulid[9] & 128) >> 7);
            output[14] = alphabet[index];

            index = (ulid[9] & 124) >> 2;
            output[15] = alphabet[index];

            index = ((ulid[9] & 3) << 3) | ((ulid[10] & 224) >> 5);
            output[16] = alphabet[index];

            index = ulid[10] & 31;
            output[17] = alphabet[index];

            index = (ulid[11] & 248) >> 3;
            output[18] = alphabet[index];

            index = ((ulid[11] & 7) << 2) | ((ulid[12] & 192) >> 6);
            output[19] = alphabet[index];

            index = (ulid[12] & 62) >> 1;
            output[20] = alphabet[index];

            index = ((ulid[12] & 1) << 4) | ((ulid[13] & 240) >> 4);
            output[21] = alphabet[index];

            index = ((ulid[13] & 15) << 1) | ((ulid[14] & 128) >> 7);
            output[22] = alphabet[index];

            index = (ulid[14] & 124) >> 2;
            output[23] = alphabet[index];

            index = ((ulid[14] & 3) << 3) | ((ulid[15] & 224) >> 5);
            output[24] = alphabet[index];

            index = ulid[15] & 31;
            output[25] = alphabet[index];