diff --git a/au.org.access-nri/tracking_services/release_provenance/telemetry/2-1-0.json b/au.org.access-nri/tracking_services/release_provenance/telemetry/2-1-0.json
new file mode 100644
index 0000000..ec42379
--- /dev/null
+++ b/au.org.access-nri/tracking_services/release_provenance/telemetry/2-1-0.json
@@ -0,0 +1,175 @@
+{
+    "$id": "https://raw.githubusercontent.com/ACCESS-NRI/schema/main/au.org.access-nri/tracking_services/release_provenance/telemetry/2-0-1.json",
+    "$schema": "http://json-schema.org/draft-07/schema#",
+    "title": "Telemetry data for release provenance",
+    "description": "Schema for JSON payload sent to tracking_services release_provenance database",
+    "type": "object",
+    "properties": {
+      "service": {
+        "type": "string"
+      },
+      "version": {
+        "type": "string",
+        "const": "2-0-0"
+      },
+      "telemetry": {
+        "type": "object",
+        "properties": {
+          "model.name": {
+            "type": "string"
+          },
+          "model.deployment_repository_url": {
+            "type": "string"
+          },
+          "model.hive_docs_url": {
+            "type": "string"
+          },
+          "model_deployment.version": {
+            "type": "string"
+          },
+          "model_deployment.status": {
+            "type": "string"
+          },
+          "model_deployment.released_at": {
+            "type": "string"
+          },
+          "model_deployment.release_url": {
+            "type": "string"
+          },
+          "deployment_targets": {
+            "type": "array",
+            "items": [
+              {
+                "type": "object",
+                "properties": {
+                  "deployment_target.name": {
+                    "type": "string"
+                  },
+                  "deployment_target.spack_version": {
+                    "type": "string"
+                  },
+                  "deployment_target.spack_git_hash": {
+                    "type": "string"
+                  },
+                  "deployment_target.spack_config_version": {
+                    "type": "string"
+                  },
+                  "deployment_target.spack_config_git_hash": {
+                    "type": "string"
+                  },
+                  "deployment_target.builtin_spack_packages_version": {
+                    "type": "string"
+                  },
+                  "deployment_target.builtin_spack_packages_git_hash": {
+                    "type": "string"
+                  },
+                  "deployment_target.access_spack_packages_version": {
+                    "type": "string"
+                  },
+                  "deployment_target.access_spack_packages_git_hash": {
+                    "type": "string"
+                  },
+                  "deployment_target.module_use_location": {
+                    "type": "string"
+                  },
+                  "spack_model.name": {
+                    "type": "string"
+                  },
+                  "spack_model.spack_package_hash": {
+                    "type": "string"
+                  },
+                  "spack_model.module_load_command": {
+                    "type": "string"
+                  },
+                  "spack_model_components": {
+                    "type": "array",
+                    "items": {
+                      "type": "object",
+                      "properties": {
+                        "name": {
+                          "type": "string"
+                        },
+                        "spack_package_hash": {
+                          "type": "string"
+                        },
+                        "version": {
+                          "type": "string"
+                        },
+                        "commit_hash": {
+                          "type": "string",
+                          "minLength": 40
+                        },
+                        "install_location": {
+                          "type": "string"
+                        },
+                        "repository_url": {
+                          "type": "string"
+                        },
+                        "md5s": {
+                          "type": "array",
+                          "items": {
+                            "type": "object",
+                            "properties": {
+                              "path": {
+                                "type": "string"
+                              },
+                              "md5": {
+                                "type": "string"
+                              }
+                            },
+                            "required": [
+                              "path",
+                              "md5"
+                            ]
+                          }
+                        }
+                      },
+                      "required": [
+                        "name",
+                        "spack_package_hash",
+                        "version",
+                        "commit_hash",
+                        "install_location",
+                        "repository_url",
+                        "md5s"
+                      ]
+                    }
+                  }
+                },
+                "required": [
+                  "deployment_target.name",
+                  "deployment_target.spack_version",
+                  "deployment_target.spack_git_hash",
+                  "deployment_target.spack_config_version",
+                  "deployment_target.spack_config_git_hash",
+                  "deployment_target.builtin_spack_packages_version",
+                  "deployment_target.builtin_spack_packages_git_hash",
+                  "deployment_target.access_spack_packages_version",
+                  "deployment_target.access_spack_packages_git_hash",
+                  "deployment_target.module_use_location",
+                  "spack_model.name",
+                  "spack_model.spack_package_hash",
+                  "spack_model.module_load_command",
+                  "spack_model_components"
+                ]
+              }
+            ]
+          }
+        },
+        "required": [
+          "model.name",
+          "model.deployment_repository_url",
+          "model_deployment.version",
+          "model_deployment.status",
+          "model_deployment.released_at",
+          "model_deployment.release_url",
+          "deployment_targets"
+        ]
+      }
+    },
+    "required": [
+      "service",
+      "version",
+      "telemetry"
+    ]
+  }
diff --git a/au.org.access-nri/tracking_services/release_provenance/telemetry/CHANGELOG.md b/au.org.access-nri/tracking_services/release_provenance/telemetry/CHANGELOG.md
index 029a252..5fbb167 100644
--- a/au.org.access-nri/tracking_services/release_provenance/telemetry/CHANGELOG.md
+++ b/au.org.access-nri/tracking_services/release_provenance/telemetry/CHANGELOG.md
@@ -11,3 +11,7 @@ We need to keep track of both `ACCESS-NRI/access-spack-packages` and `spack/spac
 * Add `deployment-target.access_spack_packages_[version|git_hash]`
 * Add `deployment-target.builtin_spack_packages_[version|git_hash]`
 * Remove `deployment-target.spack_packages_[version|git_hash]`
+
+## 2-1-0
+
+* We also need to keep track of components git hashes, so we have immutable provenance of model components - for example, tags can be moved. This is now required, but the lack of `additionalProperties: false` means some old data would have been interoperable with this change.