Neb. Rev. Stat. § 76-236: Neb. Rev. Stat. § 76-236

The certificate of the proof or acknowledgment of every deed, and the certificate of the genuineness of the signature of any officer, in the cases where such last-mentioned certificate is required, shall be recorded together with the deed so proved or acknowledged; and unless the certificates be so recorded, neither the record of such deed nor the transcript thereof shall be read or received in evidence.