TSTInfo (Bouncy Castle Library 1.85 API Specification)
Date: 2026-07-12

org.bouncycastle.asn1.tsp

## Class TSTInfo

- java.lang.Object
- - org.bouncycastle.asn1.ASN1Object
  - - org.bouncycastle.asn1.tsp.TSTInfo

- All Implemented Interfaces:
    ASN1Encodable, Encodable

      public class TSTInfo
      extends ASN1Object

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `TSTInfo(ASN1ObjectIdentifier tsaPolicyId, MessageImprint messageImprint, ASN1Integer serialNumber, ASN1GeneralizedTime genTime, Accuracy accuracy, ASN1Boolean ordering, ASN1Integer nonce, GeneralName tsa, Extensions extensions)`

  - ### Method Summary

    All Methods Static Methods Instance Methods Concrete Methods
    Modifier and Type | Method and Description
    --- | ---
    `Accuracy` | `getAccuracy()`
    `Extensions` | `getExtensions()`
    `ASN1GeneralizedTime` | `getGenTime()`
    `static TSTInfo` | `getInstance(java.lang.Object o)`
    `MessageImprint` | `getMessageImprint()`
    `ASN1Integer` | `getNonce()`
    `ASN1Boolean` | `getOrdering()`
    `ASN1ObjectIdentifier` | `getPolicy()`
    `ASN1Integer` | `getSerialNumber()`
    `GeneralName` | `getTsa()`
    `ASN1Integer` | `getVersion()`
    `ASN1Primitive` | `toASN1Primitive()` TSTInfo ::= SEQUENCE { version INTEGER { v1(1) }, policy TSAPolicyId, messageImprint MessageImprint, -- MUST have the same value as the similar field in -- TimeStampReq serialNumber INTEGER, -- Time-Stamping users MUST be ready to accommodate integers -- up to 160 bits.

    - ### Methods inherited from class org.bouncycastle.asn1.ASN1Object

      `encodeTo, encodeTo, equals, getEncoded, getEncoded, hasEncodedTagValue, hashCode`

    - ### Methods inherited from class java.lang.Object

      `clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

    - #### TSTInfo

          public TSTInfo(ASN1ObjectIdentifier tsaPolicyId,
                         MessageImprint messageImprint,
                         ASN1Integer serialNumber,
                         ASN1GeneralizedTime genTime,
                         Accuracy accuracy,
                         ASN1Boolean ordering,
                         ASN1Integer nonce,
                         GeneralName tsa,
                         Extensions extensions)

  - ### Method Detail

    - #### getInstance

          public static TSTInfo getInstance(java.lang.Object o)

    - #### getVersion

          public ASN1Integer getVersion()

    - #### getMessageImprint

          public MessageImprint getMessageImprint()

    - #### getPolicy

          public ASN1ObjectIdentifier getPolicy()

    - #### getSerialNumber

          public ASN1Integer getSerialNumber()

    - #### getAccuracy

          public Accuracy getAccuracy()

    - #### getGenTime

          public ASN1GeneralizedTime getGenTime()

    - #### getOrdering

          public ASN1Boolean getOrdering()

    - #### getNonce

          public ASN1Integer getNonce()

    - #### getTsa

          public GeneralName getTsa()

    - #### getExtensions

          public Extensions getExtensions()

    - #### toASN1Primitive

          public ASN1Primitive toASN1Primitive()

               TSTInfo ::= SEQUENCE  {
                  version                      INTEGER  { v1(1) },
                  policy                       TSAPolicyId,
                  messageImprint               MessageImprint,
                    -- MUST have the same value as the similar field in
                    -- TimeStampReq
                  serialNumber                 INTEGER,
                   -- Time-Stamping users MUST be ready to accommodate integers
                   -- up to 160 bits.
                  genTime                      GeneralizedTime,
                  accuracy                     Accuracy                 OPTIONAL,
                  ordering                     BOOLEAN             DEFAULT FALSE,
                  nonce                        INTEGER                  OPTIONAL,
                    -- MUST be present if the similar field was present
                    -- in TimeStampReq.  In that case it MUST have the same value.
                  tsa                          [0] GeneralName          OPTIONAL,
                  extensions                   [1] IMPLICIT Extensions   OPTIONAL  }

      Specified by:
        `toASN1Primitive` in interface `ASN1Encodable`
      Specified by:
        `toASN1Primitive` in class `ASN1Object`
      Returns:
        a primitive representation of this object.