Here is a list of issued certificates crt.sh | jenkins.deepchainlabs.com, the latest being 2023-02-16.
It seems you have successfully obtained a certificate and are currently serving it.
$ openssl s_client -showcerts -servername jenkins.deepchainlabs.com -connect jenkins.deepchainlabs.com:443 < /dev/null
CONNECTED(00000003)
depth=2 C = US, O = Internet Security Research Group, CN = ISRG Root X1
verify return:1
depth=1 C = US, O = Let's Encrypt, CN = R3
verify return:1
depth=0 CN = jenkins.deepchainlabs.com
verify return:1
---
Certificate chain
0 s:CN = jenkins.deepchainlabs.com
i:C = US, O = Let's Encrypt, CN = R3
a:PKEY: id-ecPublicKey, 384 (bit); sigalg: RSA-SHA256
v:NotBefore: Feb 16 09:38:56 2023 GMT; NotAfter: May 17 09:38:55 2023 GMT
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
1 s:C = US, O = Let's Encrypt, CN = R3
i:C = US, O = Internet Security Research Group, CN = ISRG Root X1
a:PKEY: rsaEncryption, 2048 (bit); sigalg: RSA-SHA256
v:NotBefore: Sep 4 00:00:00 2020 GMT; NotAfter: Sep 15 16:00:00 2025 GMT
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
---
Server certificate
subject=CN = jenkins.deepchainlabs.com
issuer=C = US, O = Let's Encrypt, CN = R3
---
No client certificate CA names sent
Peer signing digest: SHA384
Peer signature type: ECDSA
Server Temp Key: X25519, 253 bits
---
SSL handshake has read 2886 bytes and written 407 bytes
Verification: OK
---
New, TLSv1.3, Cipher is TLS_AES_256_GCM_SHA384
Server public key is 384 bit
Secure Renegotiation IS NOT supported
Compression: NONE
Expansion: NONE
No ALPN negotiated
Early data was not sent
Verify return code: 0 (ok)
---
DONE