Metadata correction for 2026.silkroadnlp-1.0

### JSON data block

```json
{
"anthology_id": "2026.silkroadnlp-1.0",
"authors": [
{
"first": "Rayyan",
"last": "Merchant",
"id": "rayyan-merchant"
},
{
"first": "Karine",
"last": "Megerdoomian",
"id": "karine-megerdoomian"
},
{
"first": "Ehsaneddin",
"last": "Asgari",
"id": "##ADDED##"
}
],
"authors_old": "Rayyan Merchant | Karine Megerdoomian",
"authors_new": "Rayyan Merchant | Karine Megerdoomian | Ehsaneddin Asgari"
}
```

Search the repository for 2026.silkroadnlp-1.0 and inspect the source metadata for this anthology record. Confirm how author identifiers and the authors display value are stored, then verify the record matches the authors_new value and passes the repository's applicable data validation or build check.

Written by the indexing model from the issue text.