Upload Table 3 joint-properties Zatom-2 ablation

Paper ablation artifact; not a production model. OMol25 + OMat24 joint-properties training with force conditioning, 80-epoch schedule. Source step 97500, current_epoch 79. SHA-256 7e265ebdc8190af066f2165ea2d28a8aea92525438ddcd61a7b313d9a7056963.

zatom2-table3-ablation-omol25-omat24-joint-properties-force-conditioned-epoch80.ckpt

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