I looked and your https cert was actually created. I even restarted the service on the server to ensure the cert was loaded.
Brian, the cert gen log tells what happened... see below. Note the part about what did not get created. Cert is not getting loaded as a result.
Code:
[Fri May 25 17:39:35 2018 GMT] Domain List (2 domains) = cvtm.org www.cvtm.org
[Fri May 25 17:39:35 2018 GMT] Loaded/generated Let's Encrypt account key.
[Fri May 25 17:39:37 2018 GMT] Loaded/generated private key for Certificate Signing Request (CSR) and loaded/generated encrypted CSR for these domains [cvtm.org www.cvtm.org].
[Fri May 25 17:39:37 2018 GMT] Registered/re-registered with ACME server and accepted Terms of Service. Account ID = 14899026
[Fri May 25 17:39:37 2018 GMT] Created token file [/tmp/letsencrypt/acme-challenge/i0lLrVnEFkow0H6Wrerd4gwgbBvDUEr9zih26evDYVQ] for domain verification.
[Fri May 25 17:39:37 2018 GMT] Created token file [/tmp/letsencrypt/acme-challenge/2GtgTna_bcdT3IIEBTi8Q9wSwjEgpT1u_gI8MP2s9PM] for domain verification.
[Fri May 25 17:39:39 2018 GMT] Domain verification results for 'cvtm.org': success.
[Fri May 25 17:39:39 2018 GMT] Deleted token file [/tmp/letsencrypt/acme-challenge/i0lLrVnEFkow0H6Wrerd4gwgbBvDUEr9zih26evDYVQ] used for domain verification.
[Fri May 25 17:39:41 2018 GMT] Domain verification results for 'www.cvtm.org': success.
[Fri May 25 17:39:41 2018 GMT] Deleted token file [/tmp/letsencrypt/acme-challenge/2GtgTna_bcdT3IIEBTi8Q9wSwjEgpT1u_gI8MP2s9PM] used for domain verification.
[Fri May 25 17:39:42 2018 GMT] SSL certificate successfully created for the following domains [cvtm.org www.cvtm.org] (CLUB 1864).
[Fri May 25 17:39:42 2018 GMT] File created: /etc/httpd/conf/ssl.csr/cvtm.org.csr
[Fri May 25 17:39:42 2018 GMT] File already exists: /etc/httpd/letsencrypt.key
[Fri May 25 17:39:42 2018 GMT] File created: /etc/httpd/conf/ssl.crt/cvtm.org.crt
[Fri May 25 17:39:42 2018 GMT] File NOT created: /etc/httpd/conf.d/ssl_cvtm.org_tld.conf
[Fri May 25 17:39:42 2018 GMT] File created: /etc/httpd/conf/ssl.key/cvtm.org.key
[Fri May 25 17:39:42 2018 GMT] Cert Expires: Thu Aug 23 16:39:41 2018 UTC [cvtm.org.crt]