w0  = 0xf25db4aed5ee31684be79cc019abdd20c380bab56599365cddaf35a193617aba
w1  = 0xa9ee356ad969da206d0f63f8cce4e8c0c85aedf9e5797653cc417349ae204131
w2  = 0xf1f076584e7bf62e73210a803211fbee495d95f5c8270f5412e6fa4e89a97ea2
w3  = 0xca171fdb59f51065f670b675db34a2a042c537d8c90b4a540a9eeee64b55d39a
w4  = 0x040d950918cee3e8c64b83ac9769c581dcdb92a27dcd45ca2192992a274fc1a8
w5  = 0x1380dd9fabdcd2fa89f32bdf5fba052b4b66931766e4642c36ba3c23a3feebbd
w6  = 0xc4dc3dbb6e74ce2233c09dc4c707c22272fc4a221e3157ee454d4423643ce80e
w7  = 0xb3ee255e1fd3d4211d086c56c8ad7ad6964e089287f6b31d2a9ac94fa54ca49f