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Answer: converged energies and Ni-56 masses versus progenitor, with dependence on resolution and transport method quantified.","problem_ref":"f975f008a8a2a0aa2f413ca255c8aee0325112b81cc38c73fe39bd1aadab4b75","references":"","settled_by":"Long-duration (more than 5 s after bounce) 3D simulations by independent codes agreeing on energies within about 20 percent and matching observed distributions.","status_note":"2024: $3\\mathrm{D}$ simulations followed for several seconds reach energies approaching $10^{51}\\ \\mathrm{erg}$ for some progenitors; code-to-code agreement is not established.","title":"Do first-principles 3D models reproduce observed supernova 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