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docs/HMP-0005.md

@@ -372,8 +372,8 @@ The unified container structure provides:
       /* Content depends on class */
     },
     "related": {
-      "previous_version": "did:hmp:container:abc122",
-      "in_reply_to": "did:hmp:container:msg-77",
+      "previous_version": ["did:hmp:container:abc122"],
+      "in_reply_to": ["did:hmp:container:msg-77"],
       "see_also": ["did:hmp:container:ctx-31", "did:hmp:container:goal-953"],
       "depends_on": ["did:hmp:container:goal-953"],
       "extends": ["did:hmp:container:proto-01"],
@@ -435,8 +435,8 @@ The unified container structure provides:
 | `compression`              | string        | Compression algorithm used for the payload (`zstd`, `gzip`).                                                                                                                                                                       |
 | `magnet_uri`               | string        | Magnet link pointing to the original or mirrored container.                                                                                                                                                                        |
 | `related`                  | object        | A general-purpose object describing **direct relationships** to other containers. The following fields illustrate common link types but do not represent an exhaustive list. |
-| `related.previous_version` | string        | DID of the previous version of this container.                                                                                                                               |
-| `related.in_reply_to`      | string        | DID of the container this one replies to.                                                                                                                                    |
+| `related.previous_versions` | array(string) | One or more container DIDs this container supersedes. Enables version branching and merging.   |
+| `related.in_reply_to`       | array(string) | DIDs of containers this one replies to. Used for multi-source reasoning or discussion threads. |
 | `related.see_also`         | array(string) | References to related or contextual containers.                                                                                                                              |
 | `related.depends_on`       | array(string) | References to containers this one logically depends on.                                                                                                                      |
 | `related.extends`          | array(string) | References to containers that this one extends.                                                                                                                              |