clawmates: phase work

Mission: 01a00c41-bac0-7eb3-a8c8-8b7044f3086d
Phase: 01a00c41-bac2-71e3-a58b-c473421200ee

Committed by the ClawMates delivery pipeline from the agents' working tree. Authored by agents, not by the named committer.

crates/clawhdf5-migrate/src/main.rs

@@ -154,6 +154,10 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
             base.entities = source.entities;
             base.relations = source.relations;
             base.embedding_dim = source.embedding_dim.max(base.embedding_dim);
+            // Carry the current run's real SQLite source forward for
+            // provenance — `base` (re-read from the prior HDF5 output) has
+            // no meaningful source_path of its own.
+            base.source_path = source.source_path;
             if cli.verbose {
                 eprintln!("Incremental: appended {added} new chunks (id > {min_chunk_id})");
             }
@@ -199,6 +203,11 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
         summary.embedding_dim,
         summary.rows_checked,
     );
+    if summary.provenance_verified {
+        eprintln!("Provenance: chunks/text and chunks/embeddings SHA-256 hashes verified.");
+    } else if cli.verbose {
+        eprintln!("Provenance: no provenance hash found to verify (older output format?).");
+    }
 
     Ok(())
 }