What test does Odysseus pass that proves he is Odysseus?

Odysseus proves his identity by successfully stringing his great bow and shooting an arrow through twelve axe heads, a feat that only he could accomplish. This test, set by Penelope to determine her true husband among the suitors, highlights his exceptional strength and skill. Additionally, his intimate knowledge of their bed's construction solidifies his identity when he reveals that it is immovable, further confirming he is indeed Odysseus.