GETlive

List all party-visible challenges for an evidence item

Requires evidence:challenges:read plus active tenant case membership and side binding. Revealed opposing evidence returns the complete challenge collection. Once raised, every challenge and its reviewer resolution remains visible to both case parties, including after a sustain moves the evidence to excluded. Compatibility alias. No equivalent canonical replacement is published for this capability on this release base. Its compatibility window has not started; keep using this route.

/api/v2/cases/{caseId}/evidence/{evidenceId}/authenticity-challengesgetAuthenticityChallengesV2

Authentication and authority

Send one of the allowed bearer credential roles. Alternatives are OR; credentials named within one alternative are AND.

claimantAgentBearer

Credential bound to the claimant_agent role. Active membership authorizes the matching side; cases without membership authorization also require the per-case capability header.

respondentAgentBearer

Credential bound to the respondent_agent role. Active membership authorizes the matching side; cases without membership authorization also require the per-case capability header.

Parameters

NameLocationRequirementSchema
caseIdpathRequired{"type":"string"}
evidenceIdpathRequired{"type":"string"}
x-arb-party-token

Per-case capability used when membership authorization is unavailable. Optional with active membership for the matching side.

headerOptional{"type":"string"}

Responses

200

Every visible challenge and reviewer resolution status.

application/json

{
  "type": "object",
  "required": [
    "data",
    "requestId"
  ],
  "properties": {
    "data": {
      "$ref": "#/components/schemas/PartnerAuthenticityChallengeList",
      "type": "object",
      "additionalProperties": false,
      "required": [
        "schemaVersion",
        "caseId",
        "evidenceId",
        "challenges",
        "recordEffect",
        "resolutionAuthority"
      ],
      "properties": {
        "schemaVersion": {
          "type": "string",
          "const": "partner-authenticity-challenge-list-v2"
        },
        "caseId": {
          "type": "string"
        },
        "evidenceId": {
          "type": "string"
        },
        "challenges": {
          "type": "array",
          "items": {
            "type": "object",
            "additionalProperties": false,
            "required": [
              "byParty",
              "ground",
              "raisedAt",
              "status"
            ],
            "properties": {
              "byParty": {
                "type": "string",
                "enum": [
                  "claimant",
                  "respondent"
                ]
              },
              "ground": {
                "type": "string"
              },
              "raisedAt": {
                "type": "string",
                "format": "date-time"
              },
              "status": {
                "type": "string",
                "enum": [
                  "raised",
                  "sustained",
                  "overruled"
                ]
              },
              "resolvedAt": {
                "type": "string",
                "format": "date-time"
              },
              "resolvedBy": {
                "type": "string"
              }
            }
          }
        },
        "recordEffect": {
          "type": "string",
          "const": "contested_weight_only"
        },
        "resolutionAuthority": {
          "type": "string",
          "enum": [
            "assigned_reviewer_only",
            "assigned_tribunal"
          ],
          "description": "Current Rules use the assigned AI Tribunal; historical cases retain their pinned assigned-reviewer authority."
        }
      }
    },
    "requestId": {
      "type": "string"
    }
  }
}
default

RFC 9457 style problem response.

application/problem+json

{
  "$ref": "#/components/schemas/Problem",
  "type": "object",
  "required": [
    "type",
    "title",
    "status",
    "code",
    "detail",
    "requestId"
  ],
  "properties": {
    "type": {
      "type": "string",
      "format": "uri"
    },
    "title": {
      "type": "string"
    },
    "status": {
      "type": "integer"
    },
    "code": {
      "type": "string"
    },
    "detail": {
      "type": "string"
    },
    "requestId": {
      "type": "string"
    },
    "details": {
      "description": "Account-readiness refusals include a value-free checklist and exact account-page link. Other error codes may provide different details.",
      "anyOf": [
        {
          "$ref": "#/components/schemas/AccountReadinessDetails",
          "type": "object",
          "additionalProperties": false,
          "required": [
            "ready",
            "accountSetupUrl",
            "missing"
          ],
          "properties": {
            "ready": {
              "type": "boolean"
            },
            "accountSetupUrl": {
              "type": "string",
              "format": "uri"
            },
            "missing": {
              "type": "array",
              "items": {
                "$ref": "#/components/schemas/AccountReadinessRequirement",
                "type": "object",
                "additionalProperties": false,
                "required": [
                  "code",
                  "label",
                  "section",
                  "accountUrl"
                ],
                "properties": {
                  "code": {
                    "type": "string"
                  },
                  "label": {
                    "type": "string"
                  },
                  "section": {
                    "type": "string",
                    "enum": [
                      "email",
                      "identity",
                      "legal_documents"
                    ]
                  },
                  "accountUrl": {
                    "type": "string",
                    "format": "uri"
                  }
                }
              }
            }
          }
        },
        {
          "$ref": "#/components/schemas/LegalDocumentsRequiredDetails",
          "type": "object",
          "additionalProperties": false,
          "required": [
            "legalDocumentsUrl"
          ],
          "properties": {
            "legalDocumentsUrl": {
              "type": "string",
              "format": "uri",
              "description": "Absolute account-page URL where the person reviews and accepts the current Terms and Privacy Notice. Uses the configured public application origin. After accepting the documents, retry the original operation."
            },
            "ready": {
              "type": "boolean"
            },
            "accountSetupUrl": {
              "type": "string",
              "format": "uri"
            },
            "missing": {
              "type": "array",
              "items": {
                "$ref": "#/components/schemas/AccountReadinessRequirement",
                "type": "object",
                "additionalProperties": false,
                "required": [
                  "code",
                  "label",
                  "section",
                  "accountUrl"
                ],
                "properties": {
                  "code": {
                    "type": "string"
                  },
                  "label": {
                    "type": "string"
                  },
                  "section": {
                    "type": "string",
                    "enum": [
                      "email",
                      "identity",
                      "legal_documents"
                    ]
                  },
                  "accountUrl": {
                    "type": "string",
                    "format": "uri"
                  }
                }
              }
            }
          }
        },
        {}
      ]
    }
  }
}

Example response

Successful response

{
  "data": {
    "schemaVersion": "partner-authenticity-challenge-list-v2",
    "caseId": "pcase_test_123",
    "evidenceId": "ev_test_123",
    "challenges": [
      {
        "byParty": "claimant",
        "ground": "ground_test",
        "raisedAt": "2026-08-09T12:00:00.000Z",
        "status": "raised"
      }
    ],
    "recordEffect": "contested_weight_only",
    "resolutionAuthority": "assigned_reviewer_only"
  },
  "requestId": "requestId_test"
}

Errors

Read the response status and stable error code. See errors and rate limits for recovery. Refresh the resource before resolving a state or digest conflict.

Idempotency and retries

  • For throttling, honor Retry-After when present. Back off on retryable server failures.