diff --git a/src/bitcoind.cpp b/src/bitcoind.cpp
index 86d3165cf..b2fa534a1 100644
--- a/src/bitcoind.cpp
+++ b/src/bitcoind.cpp
@@ -94,7 +94,8 @@ void WaitForShutdown(boost::thread_group* threadGroup)
 //
 // Start
 //
-extern int32_t IS_KOMODO_NOTARY,USE_EXTERNAL_PUBKEY,ASSETCHAIN_INIT;
+extern int32_t IS_KOMODO_NOTARY,USE_EXTERNAL_PUBKEY;
+extern uint32_t ASSETCHAIN_INIT;
 extern std::string NOTARY_PUBKEY;
 int32_t komodo_is_issuer();
 void komodo_passport_iteration();
diff --git a/src/cc/CCinclude.h b/src/cc/CCinclude.h
index 1953fad34..66c001969 100644
--- a/src/cc/CCinclude.h
+++ b/src/cc/CCinclude.h
@@ -51,11 +51,6 @@ one other technical note is that komodod has the insight-explorer extensions bui
 #include "../utlist.h"
 #include "../uthash.h"
 
-extern int32_t KOMODO_CONNECTING,KOMODO_CCACTIVATE,KOMODO_DEALERNODE;
-extern uint32_t ASSETCHAINS_CC;
-extern char ASSETCHAINS_SYMBOL[];
-extern std::string CCerror,ASSETCHAINS_CCLIB;
-extern uint8_t ASSETCHAINS_CCDISABLES[256];
 
 #define CC_MAXVINS 1024
 
diff --git a/src/cc/CCutils.cpp b/src/cc/CCutils.cpp
index 7f4c9970a..766ce1188 100644
--- a/src/cc/CCutils.cpp
+++ b/src/cc/CCutils.cpp
@@ -637,7 +637,7 @@ bool ProcessCC(struct CCcontract_info *cp,Eval* eval, std::vector<uint8_t> param
 
 extern struct CCcontract_info CCinfos[0x100];
 extern std::string MYCCLIBNAME;
-bool CClib_validate(struct CCcontract_info *cp,Eval *eval,const CTransaction tx,unsigned int nIn);
+bool CClib_validate(struct CCcontract_info *cp,int32_t height,Eval *eval,const CTransaction tx,unsigned int nIn);
 
 bool CClib_Dispatch(const CC *cond,Eval *eval,std::vector<uint8_t> paramsNull,const CTransaction &txTo,unsigned int nIn)
 {
@@ -670,9 +670,9 @@ bool CClib_Dispatch(const CC *cond,Eval *eval,std::vector<uint8_t> paramsNull,co
         CCclearvars(cp);
         if ( paramsNull.size() != 0 ) // Don't expect params
             return eval->Invalid("Cannot have params");
-        else if ( CClib_validate(cp,eval,txTo,nIn) != 0 )
+        else if ( CClib_validate(cp,height,eval,txTo,nIn) != 0 )
             return(true);
-        return eval->Invalid("error in CClib_validate");
+        return(false); //eval->Invalid("error in CClib_validate");
     }
     return eval->Invalid("cclib CC must have evalcode between 16 and 127");
 }
diff --git a/src/cc/cclib.cpp b/src/cc/cclib.cpp
index 5a9c3b4af..971258d90 100644
--- a/src/cc/cclib.cpp
+++ b/src/cc/cclib.cpp
@@ -142,7 +142,7 @@ bool CClibExactAmounts(struct CCcontract_info *cp,Eval* eval,const CTransaction
     else return(true);
 }
 
-bool CClib_validate(struct CCcontract_info *cp,Eval *eval,const CTransaction tx,unsigned int nIn)
+bool CClib_validate(struct CCcontract_info *cp,int32_t height,Eval *eval,const CTransaction tx,unsigned int nIn)
 {
     int32_t numvins,numvouts,preventCCvins,preventCCvouts,i,numblocks; bool retval; uint256 txid; uint8_t hash[32]; char str[65],destaddr[64];
     std::vector<std::pair<CAddressIndexKey, CAmount> > txids;
diff --git a/src/cc/marmara.cpp b/src/cc/marmara.cpp
index 795b95186..8f8de12e2 100644
--- a/src/cc/marmara.cpp
+++ b/src/cc/marmara.cpp
@@ -94,7 +94,7 @@ uint8_t DecodeMaramaraCoinbaseOpRet(const CScript scriptPubKey,CPubKey &pk,int32
             {
                 return(script[1]);
             } else fprintf(stderr,"DecodeMaramaraCoinbaseOpRet unmarshal error for %c\n",script[1]);
-        } else fprintf(stderr,"script[1] is %d != 'C' %d or 'P' %d or 'L' %d\n",script[1],'C','P','L');
+        } //else fprintf(stderr,"script[1] is %d != 'C' %d or 'P' %d or 'L' %d\n",script[1],'C','P','L');
     } else fprintf(stderr,"vopret.size() is %d\n",(int32_t)vopret.size());
     return(0);
 }
@@ -255,6 +255,22 @@ int32_t MarmaraValidateCoinbase(int32_t height,CTransaction tx)
     return(-1);
 }
 
+bool MarmaraPoScheck(char *destaddr,CScript opret,CTransaction staketx)
+{
+    CPubKey Marmarapk,pk; int32_t height,unlockht; uint8_t funcid; char coinaddr[64]; struct CCcontract_info *cp,C;
+    //fprintf(stderr,"%s numvins.%d numvouts.%d %.8f opret[%d]\n",staketx.GetHash().ToString().c_str(),(int32_t)staketx.vin.size(),(int32_t)staketx.vout.size(),(double)staketx.vout[0].nValue/COIN,(int32_t)opret.size());
+    if ( staketx.vout.size() == 2 && opret == staketx.vout[1].scriptPubKey )
+    {
+        cp = CCinit(&C,EVAL_MARMARA);
+        funcid = DecodeMaramaraCoinbaseOpRet(opret,pk,height,unlockht);
+        Marmarapk = GetUnspendable(cp,0);
+        GetCCaddress1of2(cp,coinaddr,Marmarapk,pk);
+        //fprintf(stderr,"matched opret! funcid.%c ht.%d unlock.%d %s\n",funcid,height,unlockht,coinaddr);
+        return(strcmp(destaddr,coinaddr) == 0);
+    }
+    return(0);
+}
+
 bool MarmaraValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &tx, uint32_t nIn)
 {
     std::vector<uint8_t> vopret; CTransaction vinTx; uint256 hashBlock;  int32_t numvins,numvouts,i,ht,unlockht,vht,vunlockht; uint8_t funcid,vfuncid,*script; CPubKey pk,vpk;
@@ -318,6 +334,10 @@ bool MarmaraValidate(struct CCcontract_info *cp,Eval* eval,const CTransaction &t
         {
             return(true);
         }
+        else if ( funcid == 'C' ) // coinbase
+        {
+            return(true);
+        }
         // staking only for locked utxo
     }
     return eval->Invalid("fall through error");
@@ -485,7 +505,34 @@ UniValue MarmaraLock(uint64_t txfee,int64_t amount,int32_t height)
     return(result);
 }
 
-// jl777: decide on what unlockht settlement change should have
+int32_t MarmaraSignature(uint8_t *utxosig,CMutableTransaction &mtx)
+{
+    uint256 txid,hashBlock; uint8_t *ptr; int32_t i,siglen,vout,numvouts; CTransaction tx; std::string rawtx; CPubKey mypk; std::vector<CPubKey> pubkeys; struct CCcontract_info *cp,C; uint64_t txfee;
+    txfee = 10000;
+    vout = mtx.vin[0].prevout.n;
+    if ( GetTransaction(mtx.vin[0].prevout.hash,tx,hashBlock,false) != 0 && (numvouts= tx.vout.size()) > 1 && vout < numvouts )
+    {
+        cp = CCinit(&C,EVAL_MARMARA);
+        mypk = pubkey2pk(Mypubkey());
+        pubkeys.push_back(mypk);
+        rawtx = FinalizeCCTx(0,cp,mtx,mypk,txfee,tx.vout[numvouts - 1].scriptPubKey,pubkeys);
+        if ( rawtx.size() > 0 )
+        {
+            siglen = mtx.vin[0].scriptSig.size();
+            ptr = &mtx.vin[0].scriptSig[0];
+            for (i=0; i<siglen; i++)
+            {
+                utxosig[i] = ptr[i];
+                //fprintf(stderr,"%02x",ptr[i]);
+            }
+            //fprintf(stderr," got signed rawtx.%s siglen.%d\n",rawtx.c_str(),siglen);
+            return(siglen);
+        }
+    }
+    return(0);
+}
+
+// jl777: decide on what unlockht settlement change should have -> from utxo making change
 
 UniValue MarmaraSettlement(uint64_t txfee,uint256 refbatontxid)
 {
diff --git a/src/chainparams.cpp b/src/chainparams.cpp
index 47f4d48a8..c7232761b 100644
--- a/src/chainparams.cpp
+++ b/src/chainparams.cpp
@@ -92,11 +92,6 @@ static CBlock CreateGenesisBlock(uint32_t nTime, const uint256& nNonce, const st
 void *chainparams_commandline(void *ptr);
 #include "komodo_defs.h"
 
-extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
-extern uint16_t ASSETCHAINS_P2PPORT,ASSETCHAINS_RPCPORT;
-extern uint32_t ASSETCHAIN_INIT, ASSETCHAINS_MAGIC;
-extern int32_t VERUS_BLOCK_POSUNITS, ASSETCHAINS_LWMAPOS, ASSETCHAINS_SAPLING, ASSETCHAINS_OVERWINTER;
-extern uint64_t ASSETCHAINS_SUPPLY, ASSETCHAINS_ALGO, ASSETCHAINS_EQUIHASH, ASSETCHAINS_VERUSHASH;
 
 const arith_uint256 maxUint = UintToArith256(uint256S("ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"));
 
diff --git a/src/komodo_bitcoind.h b/src/komodo_bitcoind.h
index 10c6ee4b8..19ec0546b 100644
--- a/src/komodo_bitcoind.h
+++ b/src/komodo_bitcoind.h
@@ -557,9 +557,9 @@ uint64_t komodo_seed(int32_t height)
     return(seed);
 }
 
-uint32_t komodo_txtime(uint64_t *valuep,uint256 hash, int32_t n, char *destaddr)
+uint32_t komodo_txtime(CScript &opret,uint64_t *valuep,uint256 hash, int32_t n, char *destaddr)
 {
-    CTxDestination address; CTransaction tx; uint256 hashBlock;
+    CTxDestination address; CTransaction tx; uint256 hashBlock; int32_t numvouts;
     *valuep = 0;
     if (!GetTransaction(hash, tx,
 #ifndef KOMODO_ZCASH
@@ -570,10 +570,12 @@ uint32_t komodo_txtime(uint64_t *valuep,uint256 hash, int32_t n, char *destaddr)
         //fprintf(stderr,"ERROR: %s/v%d locktime.%u\n",hash.ToString().c_str(),n,(uint32_t)tx.nLockTime);
         return(0);
     }
+    numvouts = tx.vout.size();
     //fprintf(stderr,"%s/v%d locktime.%u\n",hash.ToString().c_str(),n,(uint32_t)tx.nLockTime);
-    if ( n < tx.vout.size() )
+    if ( n < numvouts )
     {
         *valuep = tx.vout[n].nValue;
+        opret = tx.vout[numvouts-1].scriptPubKey;
         if (ExtractDestination(tx.vout[n].scriptPubKey, address))
             strcpy(destaddr,CBitcoinAddress(address).ToString().c_str());
     }
@@ -614,12 +616,12 @@ uint32_t komodo_txtime2(uint64_t *valuep,uint256 hash,int32_t n,char *destaddr)
 
 int32_t komodo_WhoStaked(CBlock *pblock, CTxDestination &addressout)
 {
-    int32_t n,vout; uint32_t txtime; uint64_t value; char voutaddr[64],destaddr[64]; CTxDestination voutaddress; uint256 txid;
+    int32_t n,vout; uint32_t txtime; uint64_t value; char voutaddr[64],destaddr[64]; CTxDestination voutaddress; uint256 txid; CScript opret;
     if ( (n= pblock->vtx.size()) > 1 && pblock->vtx[n-1].vin.size() == 1 && pblock->vtx[n-1].vout.size() == 1 )
     {
         txid = pblock->vtx[n-1].vin[0].prevout.hash;
         vout = pblock->vtx[n-1].vin[0].prevout.n;
-        txtime = komodo_txtime(&value,txid,vout,destaddr);
+        txtime = komodo_txtime(opret,&value,txid,vout,destaddr);
         if ( ExtractDestination(pblock->vtx[n-1].vout[0].scriptPubKey,voutaddress) )
         {
             strcpy(voutaddr,CBitcoinAddress(voutaddress).ToString().c_str());
@@ -634,28 +636,41 @@ int32_t komodo_WhoStaked(CBlock *pblock, CTxDestination &addressout)
     return(0);
 }
 
-int32_t komodo_isPoS(CBlock *pblock)
+bool MarmaraPoScheck(char *destaddr,CScript opret,CTransaction staketx);
+
+int32_t komodo_isPoS(CBlock *pblock,int32_t height)
 {
-    int32_t n,vout; uint32_t txtime; uint64_t value; char voutaddr[64],destaddr[64]; CTxDestination voutaddress; uint256 txid;
+    int32_t n,vout,numvouts; uint32_t txtime; uint64_t value; char voutaddr[64],destaddr[64]; CTxDestination voutaddress; uint256 txid; CScript opret;
     if ( ASSETCHAINS_STAKED != 0 )
     {
-        if ( (n= pblock->vtx.size()) > 1 && pblock->vtx[n-1].vin.size() == 1 && pblock->vtx[n-1].vout.size() == 1 )
+        n = pblock->vtx.size();
+        //fprintf(stderr,"ht.%d check for PoS numtx.%d numvins.%d numvouts.%d\n",height,n,(int32_t)pblock->vtx[n-1].vin.size(),(int32_t)pblock->vtx[n-1].vout.size());
+        if ( n > 1 && pblock->vtx[n-1].vin.size() == 1 && pblock->vtx[n-1].vout.size() == 1+(ASSETCHAINS_MARMARA!=0) )
         {
             txid = pblock->vtx[n-1].vin[0].prevout.hash;
             vout = pblock->vtx[n-1].vin[0].prevout.n;
-            if ( ASSETCHAINS_MARMARA != 0 )
-            {
-                fprintf(stderr,"validate proper signature and unlockht preservation\n");
-                // need to verify it was signed by the non-Marmarapk of the 1of2
-            }
-            txtime = komodo_txtime(&value,txid,vout,destaddr);
+            txtime = komodo_txtime(opret,&value,txid,vout,destaddr);
             if ( ExtractDestination(pblock->vtx[n-1].vout[0].scriptPubKey,voutaddress) )
             {
                 strcpy(voutaddr,CBitcoinAddress(voutaddress).ToString().c_str());
-                if ( strcmp(destaddr,voutaddr) == 0 && pblock->vtx[n-1].vout[0].nValue == value )
+                //fprintf(stderr,"voutaddr.%s vs destaddr.%s\n",voutaddr,destaddr);
+                if ( pblock->vtx[n-1].vout[0].nValue == value && strcmp(destaddr,voutaddr) == 0 )
                 {
-                    //fprintf(stderr,"is PoS block!\n");
-                    return(1);
+                    if ( ASSETCHAINS_MARMARA == 0 )
+                        return(1);
+                    else
+                    {
+                        if ( pblock->vtx[n-1].vout[0].scriptPubKey.IsPayToCryptoCondition() != 0 && (numvouts= pblock->vtx[n-1].vout.size()) == 2 )
+                        {
+//fprintf(stderr,"validate proper %s %s signature and unlockht preservation\n",voutaddr,destaddr);
+                            return(MarmaraPoScheck(destaddr,opret,pblock->vtx[n-1]));
+                        }
+                        else
+                        {
+                            fprintf(stderr,"reject ht.%d PoS block\n",height);
+                            return(1); // allow until MTST3
+                        }
+                    }
                 }
             }
         }
@@ -1195,7 +1210,7 @@ uint32_t komodo_segid32(char *coinaddr)
 
 int8_t komodo_segid(int32_t nocache,int32_t height)
 {
-    CTxDestination voutaddress; CBlock block; CBlockIndex *pindex; uint64_t value; uint32_t txtime; char voutaddr[64],destaddr[64]; int32_t txn_count,vout; uint256 txid; int8_t segid = -1;
+    CTxDestination voutaddress; CBlock block; CBlockIndex *pindex; uint64_t value; uint32_t txtime; char voutaddr[64],destaddr[64]; int32_t txn_count,vout; uint256 txid; CScript opret; int8_t segid = -1;
     if ( height > 0 && (pindex= komodo_chainactive(height)) != 0 )
     {
         if ( nocache == 0 && pindex->segid >= -1 )
@@ -1207,7 +1222,7 @@ int8_t komodo_segid(int32_t nocache,int32_t height)
             {
                 txid = block.vtx[txn_count-1].vin[0].prevout.hash;
                 vout = block.vtx[txn_count-1].vin[0].prevout.n;
-                txtime = komodo_txtime(&value,txid,vout,destaddr);
+                txtime = komodo_txtime(opret,&value,txid,vout,destaddr);
                 if ( ExtractDestination(block.vtx[txn_count-1].vout[0].scriptPubKey,voutaddress) )
                 {
                     strcpy(voutaddr,CBitcoinAddress(voutaddress).ToString().c_str());
@@ -1449,12 +1464,14 @@ int32_t komodo_is_PoSblock(int32_t slowflag,int32_t height,CBlock *pblock,arith_
     pindex = it != mapBlockIndex.end() ? it->second : NULL;
     if ( pindex != 0 && pindex->segid >= -1 )
     {
+        //fprintf(stderr,"isPoSblock segid.%d\n",pindex->segid);
         if ( pindex->segid == -1 )
             return(0);
         else return(1);
     }
     txn_count = pblock->vtx.size();
-    if ( txn_count > 1 && pblock->vtx[txn_count-1].vin.size() == 1 && pblock->vtx[txn_count-1].vout.size() == 1 )
+    //fprintf(stderr,"checkblock n.%d vins.%d vouts.%d %.8f %.8f\n",txn_count,(int32_t)pblock->vtx[txn_count-1].vin.size(),(int32_t)pblock->vtx[txn_count-1].vout.size(),(double)pblock->vtx[txn_count-1].vout[0].nValue/COIN,(double)pblock->vtx[txn_count-1].vout[1].nValue/COIN);
+    if ( txn_count > 1 && pblock->vtx[txn_count-1].vin.size() == 1 && pblock->vtx[txn_count-1].vout.size() == 1 + (ASSETCHAINS_MARMARA!=0) )
     {
         it = mapBlockIndex.find(pblock->hashPrevBlock);
         if ( it != mapBlockIndex.end() && (previndex = it->second) != NULL )
@@ -1464,7 +1481,7 @@ int32_t komodo_is_PoSblock(int32_t slowflag,int32_t height,CBlock *pblock,arith_
         vout = pblock->vtx[txn_count-1].vin[0].prevout.n;
         if ( prevtime != 0 )
         {
-            if ( komodo_isPoS(pblock) != 0 )
+            if ( komodo_isPoS(pblock,height) != 0 )
             {
                 eligible = komodo_stake(1,bnTarget,height,txid,vout,pblock->nTime,prevtime+27,(char *)"");
             }
@@ -1500,7 +1517,7 @@ int32_t komodo_is_PoSblock(int32_t slowflag,int32_t height,CBlock *pblock,arith_
         }
         if ( slowflag == 0 && isPoS == 0 ) // maybe previous block is not seen yet, do the best approx
         {
-            if ( komodo_isPoS(pblock) != 0 )
+            if ( komodo_isPoS(pblock,height) != 0 )
                 isPoS = 1;
         }
         if ( slowflag != 0 && isPoS != 0 )
@@ -1813,6 +1830,7 @@ int32_t komodo_checkPOW(int32_t slowflag,CBlock *pblock,int32_t height)
                 return(-1);
         }
     }
+    //fprintf(stderr,"ASSETCHAINS_STAKED.%d ht.%d\n",(int32_t)ASSETCHAINS_STAKED,height);
     if ( ASSETCHAINS_STAKED != 0 && height >= 2 ) // must PoS or have at least 16x better PoW
     {
         if ( (is_PoSblock= komodo_is_PoSblock(slowflag,height,pblock,bnTarget,bhash)) == 0 )
@@ -2069,6 +2087,9 @@ uint32_t komodo_eligible(arith_uint256 bnTarget,arith_uint256 ratio,struct komod
     return(0);
 }
 
+int32_t MarmaraSignature(uint8_t *utxosig,CMutableTransaction &txNew);
+uint8_t DecodeMaramaraCoinbaseOpRet(const CScript scriptPubKey,CPubKey &pk,int32_t &height,int32_t &unlockht);
+
 int32_t komodo_staked(CMutableTransaction &txNew,uint32_t nBits,uint32_t *blocktimep,uint32_t *txtimep,uint256 *utxotxidp,int32_t *utxovoutp,uint64_t *utxovaluep,uint8_t *utxosig)
 {
     static struct komodo_staking *array; static int32_t numkp,maxkp; static uint32_t lasttime;
@@ -2150,7 +2171,7 @@ int32_t komodo_staked(CMutableTransaction &txNew,uint32_t nBits,uint32_t *blockt
         }
         else
         {
-            struct CCcontract_info *cp,C; uint256 txid; int32_t vout; CAmount nValue; char coinaddr[64]; CPubKey mypk,Marmarapk;
+            struct CCcontract_info *cp,C; uint256 txid; int32_t vout,ht,unlockht; CAmount nValue; char coinaddr[64]; CPubKey mypk,Marmarapk,pk;
             std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > unspentOutputs;
             cp = CCinit(&C,EVAL_MARMARA);
             mypk = pubkey2pk(Mypubkey());
@@ -2166,8 +2187,11 @@ int32_t komodo_staked(CMutableTransaction &txNew,uint32_t nBits,uint32_t *blockt
                 if ( GetTransaction(txid,tx,hashBlock,true) != 0 && (pindex= komodo_getblockindex(hashBlock)) != 0 && myIsutxo_spentinmempool(txid,vout) == 0 )
                 {
                     const CScript &scriptPubKey = tx.vout[vout].scriptPubKey;
-                    array = komodo_addutxo(array,&numkp,&maxkp,(uint32_t)pindex->nTime,(uint64_t)nValue,txid,vout,coinaddr,hashbuf,(CScript)scriptPubKey);
-                    fprintf(stderr,"addutxo %.8f numkp.%d vs max.%d\n",(double)nValue/COIN,numkp,maxkp);
+                    if ( DecodeMaramaraCoinbaseOpRet(tx.vout[tx.vout.size()-1].scriptPubKey,pk,ht,unlockht) != 0 && pk == mypk )
+                    {
+                        array = komodo_addutxo(array,&numkp,&maxkp,(uint32_t)pindex->nTime,(uint64_t)nValue,txid,vout,coinaddr,hashbuf,(CScript)scriptPubKey);
+                    }
+                    // else fprintf(stderr,"SKIP addutxo %.8f numkp.%d vs max.%d\n",(double)nValue/COIN,numkp,maxkp);
                 }
             }
         }
@@ -2252,22 +2276,23 @@ int32_t komodo_staked(CMutableTransaction &txNew,uint32_t nBits,uint32_t *blockt
         if ( ASSETCHAINS_MARMARA == 0 )
         {
             signSuccess = ProduceSignature(TransactionSignatureCreator(&keystore, &txNewConst, 0, *utxovaluep, SIGHASH_ALL), best_scriptPubKey, sigdata, consensusBranchId);
-        }
-        else
-        {
-            fprintf(stderr,"add opreturn and CCFinalizetx\n");
-            // add opreturn
-            // signSuccess = CCFinalizetx(...)
-        }
-        if (!signSuccess)
-            fprintf(stderr,"failed to create signature\n");
-        else
-        {
             UpdateTransaction(txNew,0,sigdata);
             ptr = (uint8_t *)&sigdata.scriptSig[0];
             siglen = sigdata.scriptSig.size();
             for (i=0; i<siglen; i++)
                 utxosig[i] = ptr[i];//, fprintf(stderr,"%02x",ptr[i]);
+        }
+        else
+        {
+            siglen = MarmaraSignature(utxosig,txNew);
+            if ( siglen > 0 )
+                signSuccess = true;
+            else signSuccess = false;
+        }
+        if (!signSuccess)
+            fprintf(stderr,"failed to create signature\n");
+        else
+        {
             //fprintf(stderr," siglen.%d\n",siglen);
 //fprintf(stderr,"best %u from %u, gap %d lag.%d\n",earliest,*blocktimep,(int32_t)(earliest - *blocktimep),(int32_t)(time(NULL) - *blocktimep));
             *blocktimep = earliest;
diff --git a/src/komodo_defs.h b/src/komodo_defs.h
index 91fcadddb..0ea97d6db 100644
--- a/src/komodo_defs.h
+++ b/src/komodo_defs.h
@@ -36,5 +36,43 @@
 
 extern uint8_t ASSETCHAINS_TXPOW,ASSETCHAINS_PUBLIC;
 int32_t MAX_BLOCK_SIZE(int32_t height);
+extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
+extern uint16_t ASSETCHAINS_P2PPORT,ASSETCHAINS_RPCPORT;
+extern uint32_t ASSETCHAIN_INIT, ASSETCHAINS_MAGIC;
+extern int32_t VERUS_BLOCK_POSUNITS, ASSETCHAINS_LWMAPOS, ASSETCHAINS_SAPLING, ASSETCHAINS_OVERWINTER;
+extern uint64_t ASSETCHAINS_SUPPLY;
+
+extern uint64_t ASSETCHAINS_TIMELOCKGTE;
+extern uint32_t ASSETCHAINS_ALGO, ASSETCHAINS_VERUSHASH,ASSETCHAINS_EQUIHASH,KOMODO_INITDONE;
+
+extern int32_t KOMODO_MININGTHREADS,KOMODO_LONGESTCHAIN,ASSETCHAINS_SEED,IS_KOMODO_NOTARY,USE_EXTERNAL_PUBKEY,KOMODO_CHOSEN_ONE,KOMODO_ON_DEMAND,KOMODO_PASSPORT_INITDONE;
+extern uint64_t ASSETCHAINS_COMMISSION, ASSETCHAINS_STAKED;
+extern bool VERUS_MINTBLOCKS;
+extern uint64_t ASSETCHAINS_REWARD[ASSETCHAINS_MAX_ERAS], ASSETCHAINS_TIMELOCKGTE, ASSETCHAINS_NONCEMASK[];
+extern const char *ASSETCHAINS_ALGORITHMS[];
+extern int32_t VERUS_MIN_STAKEAGE;
+extern uint32_t ASSETCHAINS_VERUSHASH, ASSETCHAINS_LASTERA, ASSETCHAINS_NONCESHIFT[], ASSETCHAINS_HASHESPERROUND[];
+extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
+extern std::string NOTARY_PUBKEY,ASSETCHAINS_OVERRIDE_PUBKEY,ASSETCHAINS_SCRIPTPUB;
+extern uint8_t NOTARY_PUBKEY33[33],ASSETCHAINS_OVERRIDE_PUBKEY33[33],ASSETCHAINS_MARMARA;
+
+extern char ASSETCHAINS_SYMBOL[65];
+extern int32_t VERUS_BLOCK_POSUNITS, VERUS_CONSECUTIVE_POS_THRESHOLD, VERUS_NOPOS_THRESHHOLD;
+
+
+extern int32_t KOMODO_CONNECTING,KOMODO_CCACTIVATE,KOMODO_DEALERNODE;
+extern uint32_t ASSETCHAINS_CC;
+extern char ASSETCHAINS_SYMBOL[];
+extern std::string CCerror,ASSETCHAINS_CCLIB;
+extern uint8_t ASSETCHAINS_CCDISABLES[256];
+
+extern int32_t USE_EXTERNAL_PUBKEY;
+extern std::string NOTARY_PUBKEY;
+extern int32_t KOMODO_EXCHANGEWALLET;
+extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
+extern int32_t VERUS_MIN_STAKEAGE;
+extern std::string DONATION_PUBKEY;
+extern uint8_t ASSETCHAINS_PRIVATE;
+extern int32_t USE_EXTERNAL_PUBKEY;
 
 #endif
diff --git a/src/main.cpp b/src/main.cpp
index 21b6b4eb0..614f13d44 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3806,7 +3806,7 @@ bool static DisconnectTip(CValidationState &state, bool fBare = false) {
             CValidationState stateDummy;
 
             // don't keep staking or invalid transactions
-            if (tx.IsCoinBase() || ((i == (block.vtx.size() - 1)) && (ASSETCHAINS_STAKED && komodo_isPoS((CBlock *)&block) != 0)) || !AcceptToMemoryPool(mempool, stateDummy, tx, false, NULL))
+            if (tx.IsCoinBase() || ((i == (block.vtx.size() - 1)) && (ASSETCHAINS_STAKED && komodo_isPoS((CBlock *)&block,pindexDelete->GetHeight()) != 0)) || !AcceptToMemoryPool(mempool, stateDummy, tx, false, NULL))
             {
                 mempool.remove(tx, removed, true);
             }
@@ -3837,7 +3837,7 @@ bool static DisconnectTip(CValidationState &state, bool fBare = false) {
     {
         CTransaction &tx = block.vtx[i];
         //if ((i == (block.vtx.size() - 1)) && ((ASSETCHAINS_LWMAPOS && block.IsVerusPOSBlock()) || (ASSETCHAINS_STAKED != 0 && (komodo_isPoS((CBlock *)&block) != 0))))
-        if ((i == (block.vtx.size() - 1)) && (ASSETCHAINS_STAKED != 0 && (komodo_isPoS((CBlock *)&block) != 0)))
+        if ((i == (block.vtx.size() - 1)) && (ASSETCHAINS_STAKED != 0 && (komodo_isPoS((CBlock *)&block,pindexDelete->GetHeight()) != 0)))
         {
             EraseFromWallets(tx.GetHash());
         }
@@ -4734,7 +4734,7 @@ bool CheckBlock(int32_t *futureblockp,int32_t height,CBlockIndex *pindex,const C
                 CValidationState state;
                 CTransaction Tx;
                 const CTransaction &tx = (CTransaction)block.vtx[i];
-                if (tx.IsCoinBase() || !tx.vjoinsplit.empty() || !tx.vShieldedSpend.empty() || ((i == (block.vtx.size() - 1)) && (ASSETCHAINS_STAKED && komodo_isPoS((CBlock *)&block) != 0)))
+                if (tx.IsCoinBase() || !tx.vjoinsplit.empty() || !tx.vShieldedSpend.empty() || ((i == (block.vtx.size() - 1)) && (ASSETCHAINS_STAKED && komodo_isPoS((CBlock *)&block,height) != 0)))
                     continue;
                 Tx = tx;
                 if ( myAddtomempool(Tx, &state, true) == false ) // happens with out of order tx in block on resync
diff --git a/src/metrics.cpp b/src/metrics.cpp
index a01d381a1..6b387f7dc 100644
--- a/src/metrics.cpp
+++ b/src/metrics.cpp
@@ -39,8 +39,7 @@
 #endif
 #include <unistd.h>
 
-extern uint64_t ASSETCHAINS_TIMELOCKGTE;
-extern uint32_t ASSETCHAINS_ALGO, ASSETCHAINS_VERUSHASH;
+#include "komodo_defs.h"
 int64_t komodo_block_unlocktime(uint32_t nHeight);
 
 void AtomicTimer::start()
diff --git a/src/miner.cpp b/src/miner.cpp
index c71bc2461..01ff9da0c 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -132,17 +132,8 @@ void UpdateTime(CBlockHeader* pblock, const Consensus::Params& consensusParams,
 #include "komodo_defs.h"
 
 extern CCriticalSection cs_metrics;
-extern int32_t KOMODO_MININGTHREADS,KOMODO_LONGESTCHAIN,ASSETCHAINS_SEED,IS_KOMODO_NOTARY,USE_EXTERNAL_PUBKEY,KOMODO_CHOSEN_ONE,ASSETCHAIN_INIT,KOMODO_INITDONE,KOMODO_ON_DEMAND,KOMODO_INITDONE,KOMODO_PASSPORT_INITDONE;
-extern uint64_t ASSETCHAINS_COMMISSION, ASSETCHAINS_STAKED;
-extern bool VERUS_MINTBLOCKS;
-extern uint64_t ASSETCHAINS_REWARD[ASSETCHAINS_MAX_ERAS], ASSETCHAINS_TIMELOCKGTE, ASSETCHAINS_NONCEMASK[];
-extern const char *ASSETCHAINS_ALGORITHMS[];
-extern int32_t VERUS_MIN_STAKEAGE, ASSETCHAINS_ALGO, ASSETCHAINS_EQUIHASH, ASSETCHAINS_VERUSHASH, ASSETCHAINS_LASTERA, ASSETCHAINS_LWMAPOS, ASSETCHAINS_NONCESHIFT[], ASSETCHAINS_HASHESPERROUND[];
-extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
-extern std::string NOTARY_PUBKEY,ASSETCHAINS_OVERRIDE_PUBKEY,ASSETCHAINS_SCRIPTPUB;
 void vcalc_sha256(char deprecated[(256 >> 3) * 2 + 1],uint8_t hash[256 >> 3],uint8_t *src,int32_t len);
 
-extern uint8_t NOTARY_PUBKEY33[33],ASSETCHAINS_OVERRIDE_PUBKEY33[33],ASSETCHAINS_MARMARA;
 uint32_t Mining_start,Mining_height;
 int32_t My_notaryid = -1;
 int32_t komodo_chosennotary(int32_t *notaryidp,int32_t height,uint8_t *pubkey33,uint32_t timestamp);
@@ -487,7 +478,7 @@ CBlockTemplate* CreateNewBlock(CPubKey _pk,const CScript& _scriptPubKeyIn, int32
         {
             LEAVE_CRITICAL_SECTION(cs_main);
             LEAVE_CRITICAL_SECTION(mempool.cs);
-            uint64_t txfees,utxovalue; uint32_t txtime; uint256 utxotxid; int32_t i,siglen,numsigs,utxovout; uint8_t utxosig[128],*ptr;
+            uint64_t txfees,utxovalue; uint32_t txtime; uint256 utxotxid; int32_t i,siglen,numsigs,utxovout; uint8_t utxosig[512],*ptr;
             CMutableTransaction txStaked = CreateNewContextualCMutableTransaction(Params().GetConsensus(), stakeHeight);
 
             if (ASSETCHAINS_LWMAPOS != 0)
@@ -521,7 +512,7 @@ CBlockTemplate* CreateNewBlock(CPubKey _pk,const CScript& _scriptPubKeyIn, int32
                 pblocktemplate->vTxSigOps.push_back(GetLegacySigOpCount(txStaked));
                 nFees += txfees;
                 pblock->nTime = blocktime;
-                //printf("staking PoS ht.%d t%u lag.%u\n",(int32_t)chainActive.LastTip()->GetHeight()+1,blocktime,(uint32_t)(GetAdjustedTime() - (blocktime-13)));
+printf("staking PoS ht.%d t%u lag.%u\n",(int32_t)chainActive.LastTip()->GetHeight()+1,blocktime,(uint32_t)(GetAdjustedTime() - (blocktime-13)));
             } else return(0); //fprintf(stderr,"no utxos eligible for staking\n");
         }
         // Create coinbase tx
diff --git a/src/pow.cpp b/src/pow.cpp
index b69c4fce6..cc2b0b7c2 100644
--- a/src/pow.cpp
+++ b/src/pow.cpp
@@ -37,9 +37,8 @@
 #endif // ENABLE_RUST
 uint32_t komodo_chainactive_timestamp();
 
-extern uint32_t ASSETCHAINS_ALGO, ASSETCHAINS_EQUIHASH, ASSETCHAINS_STAKED;
-extern char ASSETCHAINS_SYMBOL[65];
-extern int32_t ASSETCHAINS_LWMAPOS,VERUS_BLOCK_POSUNITS, VERUS_CONSECUTIVE_POS_THRESHOLD, VERUS_NOPOS_THRESHHOLD;
+#include "komodo_defs.h"
+
 unsigned int lwmaGetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHeader *pblock, const Consensus::Params& params);
 unsigned int lwmaCalculateNextWorkRequired(const CBlockIndex* pindexLast, const Consensus::Params& params);
 
diff --git a/src/primitives/block.cpp b/src/primitives/block.cpp
index 00fc8cee9..bb3314760 100644
--- a/src/primitives/block.cpp
+++ b/src/primitives/block.cpp
@@ -24,8 +24,8 @@
 #include "tinyformat.h"
 #include "utilstrencodings.h"
 #include "crypto/common.h"
+#include "komodo_defs.h"
 
-extern uint32_t ASSETCHAINS_ALGO, ASSETCHAINS_VERUSHASH;
 
 // default hash algorithm for block
 uint256 (CBlockHeader::*CBlockHeader::hashFunction)() const = &CBlockHeader::GetSHA256DHash;
diff --git a/src/rpc/mining.cpp b/src/rpc/mining.cpp
index a0643528d..ff9b1b4c4 100644
--- a/src/rpc/mining.cpp
+++ b/src/rpc/mining.cpp
@@ -48,10 +48,8 @@
 
 using namespace std;
 
-extern int32_t ASSETCHAINS_ALGO, ASSETCHAINS_EQUIHASH, ASSETCHAINS_LWMAPOS;
-extern uint64_t ASSETCHAINS_STAKED;
-extern int32_t KOMODO_MININGTHREADS;
-extern bool VERUS_MINTBLOCKS;
+#include "komodo_defs.h"
+
 arith_uint256 komodo_PoWtarget(int32_t *percPoSp,arith_uint256 target,int32_t height,int32_t goalperc);
 
 /**
diff --git a/src/rpc/misc.cpp b/src/rpc/misc.cpp
index 0ebfa7b25..e6d8025b1 100644
--- a/src/rpc/misc.cpp
+++ b/src/rpc/misc.cpp
@@ -77,7 +77,8 @@ int32_t notarizedtxid_height(char *dest,char *txidstr,int32_t *kmdnotarized_heig
 extern uint16_t ASSETCHAINS_P2PPORT,ASSETCHAINS_RPCPORT;
 extern uint32_t ASSETCHAINS_CC;
 extern uint32_t ASSETCHAINS_MAGIC;
-extern uint64_t ASSETCHAINS_COMMISSION,ASSETCHAINS_STAKED,ASSETCHAINS_SUPPLY,ASSETCHAINS_LASTERA;
+extern uint64_t ASSETCHAINS_COMMISSION,ASSETCHAINS_STAKED,ASSETCHAINS_SUPPLY;
+extern uint32_t ASSETCHAINS_LASTERA;
 extern int32_t ASSETCHAINS_LWMAPOS,ASSETCHAINS_SAPLING;
 extern uint64_t ASSETCHAINS_ENDSUBSIDY[],ASSETCHAINS_REWARD[],ASSETCHAINS_HALVING[],ASSETCHAINS_DECAY[];
 extern std::string NOTARY_PUBKEY; extern uint8_t NOTARY_PUBKEY33[];
@@ -224,7 +225,7 @@ UniValue getinfo(const UniValue& params, bool fHelp)
                 }
             }
             if (ASSETCHAINS_LASTERA > 0)
-                obj.push_back(Pair("eras", ASSETCHAINS_LASTERA + 1));
+                obj.push_back(Pair("eras", (int64_t)(ASSETCHAINS_LASTERA + 1)));
             obj.push_back(Pair("reward", acReward));
             obj.push_back(Pair("halving", acHalving));
             obj.push_back(Pair("decay", acDecay));
diff --git a/src/wallet/rpcwallet.cpp b/src/wallet/rpcwallet.cpp
index 174f447f0..8180c9239 100644
--- a/src/wallet/rpcwallet.cpp
+++ b/src/wallet/rpcwallet.cpp
@@ -57,6 +57,7 @@
 
 #include <numeric>
 
+#include "komodo_defs.h"
 
 using namespace std;
 
@@ -67,8 +68,6 @@ const std::string ADDR_TYPE_SPROUT = "sprout";
 const std::string ADDR_TYPE_SAPLING = "sapling";
 
 extern UniValue TxJoinSplitToJSON(const CTransaction& tx);
-extern uint8_t ASSETCHAINS_PRIVATE;
-extern int32_t USE_EXTERNAL_PUBKEY;
 uint32_t komodo_segid32(char *coinaddr);
 int32_t komodo_dpowconfs(int32_t height,int32_t numconfs);
 int32_t komodo_isnotaryvout(char *coinaddr); // from ac_private chains only
@@ -5172,7 +5171,6 @@ int32_t verus_staked(CBlock *pBlock, CMutableTransaction &txNew, uint32_t &nBits
 
 int32_t ensure_CCrequirements()
 {
-    extern uint8_t NOTARY_PUBKEY33[];
     CCerror = "";
     if ( NOTARY_PUBKEY33[0] == 0 )
         return(-1);
@@ -5262,8 +5260,6 @@ UniValue setpubkey(const UniValue& params, bool fHelp)
 
     char Raddress[18];
     uint8_t pubkey33[33];
-    extern uint8_t NOTARY_PUBKEY33[];
-    extern std::string NOTARY_PUBKEY;
     if ( NOTARY_PUBKEY33[0] == 0 ) {
         if (strlen(params[0].get_str().c_str()) == 66) {
             decode_hex(pubkey33,33,(char *)params[0].get_str().c_str());
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 0000f8d42..d171812c4 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -59,13 +59,7 @@ bool fSendFreeTransactions = false;
 bool fPayAtLeastCustomFee = true;
 #include "komodo_defs.h"
 
-extern int32_t USE_EXTERNAL_PUBKEY;
-extern std::string NOTARY_PUBKEY;
-extern int32_t KOMODO_EXCHANGEWALLET;
-extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
-extern int32_t VERUS_MIN_STAKEAGE;
 CBlockIndex *komodo_chainactive(int32_t height);
-extern std::string DONATION_PUBKEY;
 
 /**
  * Fees smaller than this (in satoshi) are considered zero fee (for transaction creation)