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echo 010000008d42cab4b755d6e9f01ffe2d1ec8391325dfa2e1a8dc584ec0480100000000001d4575ddc877b25dd9b91284cedec424fbc7a583964f223ef8c4707410bcfe72614a574d5285021b0dd2aa13 | xxd -r -p | sha256sum -b | xxd -r -p | sha256sum -b

{u'hash1': u'00000000000000000000000000000000000000000000000000000000000000000000008000000000000000000000000000000000000000000000000000010000', u'data': u'0000000159239d7d15fac20cd745a8216f73f3b3202522f1b73e49f0000009150000000073bb4e72c484cc9572356f0fe3fefd084d52e1f62c8b2cbf1ac1d40c49c054124e661e491a096fe300000000000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000', u'midstate': u'1bc7b4a768a626fbe999a4ff3959026384860d624123bb03e1156c521378c717', u'target': u'ffffffffffffffffffffffffffffffffffffffffffffffffffffffff00000000'}

0000000159239d7d15fac20cd745a8216f73f3b3202522f1b73e49f0000009150000000073bb4e72c484cc9572356f0fe3fefd084d52e1f62c8b2cbf1ac1d40c49c054124e661e491a096fe32e6b0a1d000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000

полученное задание
00000001 версия блока
из частичек 59239d7d 15fac20c d745a821 6f73f3b3 202522f1 b73e49f0 00000915 00000000 собираем 0000000000000915b73e49f0202522f16f73f3b3d745a82115fac20c59239d7d что есть хеш блока 144208
73bb4e72 c484cc95 72356f0f e3fefd08 4d52e1f6 2c8b2cbf 1ac1d40c 49c05412 Merkle root пересоберем так же в 49c054121ac1d40c2c8b2cbf4d52e1f6e3fefd0872356f0fc484cc9573bb4e72
4e661e49 date (hex unix format)
1a096fe3 Difficulty он же Bits
00000000 Nonce
000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000

отправленное решение
00000001 версия блока
59239d7d15fac20cd745a8216f73f3b3202522f1b73e49f00000091500000000
73bb4e72c484cc9572356f0fe3fefd084d52e1f62c8b2cbf1ac1d40c49c05412
4e661e49 date (hex unix format)
1a096fe3 Difficulty он же Bits
2e6b0a1d Nonce
000000800000000000000000000000000000000000000000000000000000000000000000000000000000000080020000

01000000 версия блока (revers)
7d9d23590cc2fa1521a845d7b3f3736ff1222520f0493eb71509000000000000 хеш предыдущего блока (revers)
724ebb7395cc84c40f6f357208fdfee3f6e1524dbf2c8b2c0cd4c11a1254c049 Merkle root (revers)
491e664e date (hex unix format) (revers)
e36f091a Difficulty он же Bits (revers)
1d0a6b2e Nonce (revers)

echo 010000007d9d23590cc2fa1521a845d7b3f3736ff1222520f0493eb71509000000000000724ebb7395cc84c40f6f357208fdfee3f6e1524dbf2c8b2c0cd4c11a1254c049491e664ee36f091a1d0a6b2e | xxd -r -p | sha256sum -b | xxd -r -p | sha256sum -b

74d934fa48604f6f8132e790e3f6886002141d14a1d5993768987ae400000000

ffffffffffffffffffffffffffffffffffffffffffffffffffffffff00000000

this.tryHash = function(midstate, half, data, hash1, target, nonce){  
    data[3] = nonce;
    this.sha.reset();

    var h0 = this.sha.update(midstate, data).state;   // compute first hash
    for (var i = 0; i < 8; i++) hash1[i] = h0[i];   // place it in the h1 holder
    this.sha.reset();                 // reset to initial state
    var h = this.sha.update(hash1).state;       // compute final hash
    if (h[7] == 0) {
      var ret = [];
      for (var i = 0; i < half.length; i++)
        ret.push(half[i]);
      for (var i = 0; i < data.length; i++)
        ret.push(data[i]);
      return ret;
    } else return null;
  };