RFC 3161 verification: OK
Authority: http://timestamp.digicert.com
Signed time: 2026-11-09T16:16:18+00:00
Manifest SHA-256: 4f743cd13e1fb203dfdf2aa9d8979878d3797244441aa4505b1d2140180680d6

Status info:
Status: Granted.
Status description: unspecified
Failure info: unspecified

TST info:
Version: 1
Policy OID: 2.16.840.1.114412.7.1
Hash Algorithm: sha256
Message data:
    0000 - 4f 74 3c d1 3e 1f b2 03-df df 2a a9 d8 97 98 78   Ot<.>.....*....x
    0010 - d3 79 72 44 44 1a a4 50-5b 1d 21 40 18 06 80 d6   .yrDD..P[.!@....
Serial number: 0xA85F3ED511E84A3AB176033A8D4EC322
Time stamp: Nov  9 16:16:18 2026 GMT
Accuracy: unspecified
Ordering: no
Nonce: 0x233FF29849A56530
TSA: unspecified
Extensions:

Reproduce with OpenSSL:
openssl ts -verify -data manifest.json -in response.tsr -CAfile authority.pem -untrusted chain.pem

Verify authority.pem against the DigiCert Trusted Root G4 published certificate.
This proves existence no later than the signed time, not authorship, accuracy or original publication date.