Translation

推定上の / 想定上の / 仮定された

Meaning

Putative means generally assumed, supposed, or accepted as something, but not proved. It is formal and common in law, science, and academic writing. The trap is using it as a verb; putative is an adjective.

Examples

• 研究者たちはその病気の推定上の原因を調べました。
  Researchers studied the putative cause of the disease.
• 彼はその子の推定上の父親として書類に名前が載っていました。
  He was listed as the child's putative father.