C er ide - i ▁N ü f us ▁Ne z are ti ) ▁was ▁founded . ▁The ▁Office ▁decent ral ized ▁in ▁ 1 8 3 9 ▁to ▁draw ▁more ▁accurate ▁data . ▁Reg istr ars , ▁inspect ors , ▁and ▁population ▁officials ▁were ▁appointed ▁to ▁the ▁provinces ▁and ▁smaller ▁administrative ▁districts . ▁They ▁recorded ▁birth s ▁and ▁death s ▁period ically ▁and ▁compared ▁lists ▁indicating ▁the ▁population ▁in ▁each ▁district . ▁These ▁records ▁were ▁not ▁a ▁total ▁count ▁of ▁population . ▁R ather , ▁they ▁were ▁based ▁on ▁what ▁is ▁known ▁as ▁“ head ▁of ▁household ”. ▁Only ▁the ▁ages , ▁occupation , ▁and ▁property ▁of ▁the ▁male ▁family ▁members ▁only ▁were ▁counted . ▁ ▁The ▁first ▁nation wide ▁Ott oman ▁census ▁was ▁in ▁ 1 8 4 4 . ▁The ▁first ▁national ▁identity ▁cards ▁which ▁officially ▁named ▁the ▁M ec idi ye ▁identity ▁papers , ▁or ▁inform ally ▁k af a ▁ka ğ ı d ı ▁( head ▁paper ) ▁documents . ▁▁ 1 8 5 0 s ▁ ▁In ▁ 1 8 5 6 , ▁the ▁H att - ı ▁H ü may un ▁promised ▁equality ▁for ▁all ▁Ott oman ▁citizens ▁regardless ▁of ▁their ▁eth nic ity ▁and ▁religious ▁conf ession ; ▁which ▁thus ▁w iden ed ▁the ▁scope ▁of ▁the ▁ 1 8 3 9 ▁H att - ı ▁ Ş er if ▁of ▁G ül h ane . ▁Over all , ▁the ▁T anz imat ▁re forms ▁had ▁far - re aching ▁effects . ▁Those ▁educated ▁in