What is established:
The individual buried in Bj 581 was biologically female. Two chromosomes, two independent samples, both yielding the same result, with contamination controls in place. This is the most firmly established conclusion of the research.
The burial was one of the most elaborate warrior-style graves excavated at Birka. This is documented by Stolpe’s original records and confirmed by subsequent analysis.
The bones tested came from the documented burial. Stolpe’s ink labels, the comparative bone measurements, and the DNA consistency of the two samples all support this conclusion.
She was not from the immediate Birka area and may have moved during early childhood. The strontium isotope analysis establishes this with appropriate caveats about the precision of isotopic geographic attribution.
She was probably between thirty and forty years old when she died. This is the age estimate from the bone morphology and dental wear.
What is interpreted but not proven:
The warrior reading — that she was a military commander, a high-ranking officer, a professional warrior. This is the interpretation that the researchers find most supported by the assemblage and the burial context. It is contested by scholars who argue that the assemblage could support alternative interpretations or that the evidence is insufficient to determine occupation.
The gaming-set-as-command-symbol reading. This is a specific interpretive claim that has specific critics.
The geographic origin estimate — southern Sweden or Denmark. This is an inference from strontium values, not a direct identification.
What is expressly unknown:
Her name.
Her gender identity — how she understood herself, how her community understood her.