diff --git a/xerographic_bifrost.myco b/xerographic_bifrost.myco
index 451b018..0ee1a05 100644
--- a/xerographic_bifrost.myco
+++ b/xerographic_bifrost.myco
@@ -7,7 +7,7 @@ XEROGRAPHIC BIFROST is the [[VALEDICTION ARTIFICE]] [[project codename]] for [[o
 * Gigabyte MS03-CE0 mainboard (patched "noACM" BIOS).
 * 192GB DDR5-4800.
 * NVIDIA RTX 3090 FE (24GB; from `protagonism`).
-* [[https://osmarks.net/graphcore/|Graphcore C600]] AI accelerator.
+* [[https://osmarks.net/graphcore/|Graphcore C600]] AI accelerator (upgraded 2026-02).
 * 8TB NVMe SSD (formerly 4TB NVMe SSD from `protagonism`; upgraded 2026-01).
 * 4TB mechanical HDD (media; from `protagonism`), 10TB mechanical HDD (from `protagonism`).