対象のページ上で実行すること

javascript: (() => {
    const project = scrapbox.Project.name;
    const id = scrapbox.Page.id;
    window.open(`https://scrapbox.io/api/commits/${project}/${id}`);
})();

javascript: (async () => {
  const project = scrapbox.Project.name;
  const title = scrapbox.Page.title;
  const id = scrapbox.Page.id;
  
  const res = await fetch(`/api/commits/${project}/${id}`)
  const {commits} = await res.json();
  const log = [
    `${project}/${title} の編集履歴`,
    ...commits.flatMap(({created, changes}) => [ 
        "----",
        `${new Date(created * 1000)}`,
        ...changes.map(change => `${JSON.stringify(change)}`)
      ]),
  ];
  window.open().document.write(`<pre>${log.join('\n')}</pre>`);
})();