Upload Figure 1 Zatom-2 500k-per-domain ablation

Paper Figure 1 ablation artifact; not a production model. Zatom-2 trained on fixed OMol25 500k + OMat24 500k supports with joint-properties tasks and force conditioning under a 20-epoch schedule. Source epoch 19, global step 24400. SHA-256 e78da9d1a90d67e893740cc9af8609cda16e88aa3e635da8bbe0b2a9fbd3a4de.

zatom2-figure1-ablation-omol25-500k-omat24-500k-joint-properties-force-conditioned-epoch20.ckpt

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