diff --git a/common/proto/ecb.proto b/common/proto/ecb.proto
index 007e49f..e388e66 100644
--- a/common/proto/ecb.proto
+++ b/common/proto/ecb.proto
@@ -83,22 +83,25 @@ message ListEcbConversionEvidenceRequest {
 // One immutable explanation of how a posted EUR value was determined.
 message EcbConversionEvidence {
   int64 evidence_id = 1;
-  string original_amount = 2;
-  string original_currency = 3;
-  string eur_amount = 4;
-  string conversion_context = 5;
-  string anchor_date = 6;
-  string determination_method = 7;
-  string rounding_method = 8;
-  optional string rate_date = 9;
-  optional string units_per_eur = 10;
-  optional int64 rate_observation_id = 11;
-  optional string observation_hash = 12;
-  optional string source_payload_hash = 13;
-  optional string rate_fetched_at = 14;
-  optional int64 import_batch_id = 15;
-  optional string source_endpoint = 16;
-  string evidence_created_at = 17;
+
+  // Exact committed version of the target dynamic-table row.
+  int64 row_revision = 2;
+  string original_amount = 3;
+  string original_currency = 4;
+  string eur_amount = 5;
+  string conversion_context = 6;
+  string anchor_date = 7;
+  string determination_method = 8;
+  string rounding_method = 9;
+  optional string rate_date = 10;
+  optional string units_per_eur = 11;
+  optional int64 rate_observation_id = 12;
+  optional string observation_hash = 13;
+  optional string source_payload_hash = 14;
+  optional string rate_fetched_at = 15;
+  optional int64 import_batch_id = 16;
+  optional string source_endpoint = 17;
+  string evidence_created_at = 18;
 }
 
 message ListEcbConversionEvidenceResponse {
diff --git a/common/src/proto/descriptor.bin b/common/src/proto/descriptor.bin
index 13766f4..39ec23c 100644
Binary files a/common/src/proto/descriptor.bin and b/common/src/proto/descriptor.bin differ
diff --git a/common/src/proto/komp_ac.ecb.rs b/common/src/proto/komp_ac.ecb.rs
index 11e2913..0f485a3 100644
--- a/common/src/proto/komp_ac.ecb.rs
+++ b/common/src/proto/komp_ac.ecb.rs
@@ -77,37 +77,40 @@ pub struct ListEcbConversionEvidenceRequest {
 pub struct EcbConversionEvidence {
     #[prost(int64, tag = "1")]
     pub evidence_id: i64,
-    #[prost(string, tag = "2")]
-    pub original_amount: ::prost::alloc::string::String,
+    /// Exact committed version of the target dynamic-table row.
+    #[prost(int64, tag = "2")]
+    pub row_revision: i64,
     #[prost(string, tag = "3")]
-    pub original_currency: ::prost::alloc::string::String,
+    pub original_amount: ::prost::alloc::string::String,
     #[prost(string, tag = "4")]
-    pub eur_amount: ::prost::alloc::string::String,
+    pub original_currency: ::prost::alloc::string::String,
     #[prost(string, tag = "5")]
-    pub conversion_context: ::prost::alloc::string::String,
+    pub eur_amount: ::prost::alloc::string::String,
     #[prost(string, tag = "6")]
-    pub anchor_date: ::prost::alloc::string::String,
+    pub conversion_context: ::prost::alloc::string::String,
     #[prost(string, tag = "7")]
-    pub determination_method: ::prost::alloc::string::String,
+    pub anchor_date: ::prost::alloc::string::String,
     #[prost(string, tag = "8")]
+    pub determination_method: ::prost::alloc::string::String,
+    #[prost(string, tag = "9")]
     pub rounding_method: ::prost::alloc::string::String,
-    #[prost(string, optional, tag = "9")]
-    pub rate_date: ::core::option::Option<::prost::alloc::string::String>,
     #[prost(string, optional, tag = "10")]
+    pub rate_date: ::core::option::Option<::prost::alloc::string::String>,
+    #[prost(string, optional, tag = "11")]
     pub units_per_eur: ::core::option::Option<::prost::alloc::string::String>,
-    #[prost(int64, optional, tag = "11")]
+    #[prost(int64, optional, tag = "12")]
     pub rate_observation_id: ::core::option::Option<i64>,
-    #[prost(string, optional, tag = "12")]
-    pub observation_hash: ::core::option::Option<::prost::alloc::string::String>,
     #[prost(string, optional, tag = "13")]
-    pub source_payload_hash: ::core::option::Option<::prost::alloc::string::String>,
+    pub observation_hash: ::core::option::Option<::prost::alloc::string::String>,
     #[prost(string, optional, tag = "14")]
+    pub source_payload_hash: ::core::option::Option<::prost::alloc::string::String>,
+    #[prost(string, optional, tag = "15")]
     pub rate_fetched_at: ::core::option::Option<::prost::alloc::string::String>,
-    #[prost(int64, optional, tag = "15")]
+    #[prost(int64, optional, tag = "16")]
     pub import_batch_id: ::core::option::Option<i64>,
-    #[prost(string, optional, tag = "16")]
+    #[prost(string, optional, tag = "17")]
     pub source_endpoint: ::core::option::Option<::prost::alloc::string::String>,
-    #[prost(string, tag = "17")]
+    #[prost(string, tag = "18")]
     pub evidence_created_at: ::prost::alloc::string::String,
 }
 #[derive(Clone, PartialEq, ::prost::Message)]
diff --git a/server b/server
index b0c7082..23f5fee 160000
--- a/server
+++ b/server
@@ -1 +1 @@
-Subproject commit b0c708244bec8d9673e1159e1051ae21447b860a
+Subproject commit 23f5feeaa175f5b9b77c95a1ed503b39d86d2df9