Question: On what date was the bomb dropped on Hiroshima by the B-29 aboard which Thomas Ferebee was the bombardier dropped?

Context paragraphs:
SC50 bomb: The SC50 bomb (Sprengbombe Cylindrisch 50) was a type of drop ordnance or free fall bomb built by Germany during World War II.  Used as a general purpose bomb, it had a one-piece drawn steel body and its total weight was 48 to 55 kg.  It was dropped in the early 1940s on London.  The SC-50 was a German bomb dropped by the Luftwaffe on central London.

Hiroshima Maidens: The Hiroshima Maidens are a group of 25 Japanese women who were school age girls when they were seriously disfigured as a result of the thermal flash of the fission bomb dropped on Hiroshima on the morning of August 6, 1945.  They subsequently went on a highly publicized journey to get reconstructive surgery in the US in 1955.

Hiroshima (book): Hiroshima is a book by Pulitzer Prize-winning author John Hersey.  It tells the stories of six survivors of the atomic bomb dropped on Hiroshima, covering a period of time immediately prior to and one year after the atomic bomb was dropped on August 6, 1945.  It was originally published in "The New Yorker".  Although the story was originally scheduled to be published over four issues, the entire edition of August 31, 1946, was dedicated to the article.  The article and subsequent book are regarded as one of the earliest examples of the New Journalism, in which the story-telling techniques of fiction are adapted to non-fiction reporting.

Thomas Ferebee: Thomas W. Ferebee (November 9, 1918 – March 16, 2000) was the bombardier aboard the B-29 Superfortress, "Enola Gay", which dropped the atomic bomb, "Little Boy", on Hiroshima in 1945.

Little Boy: "Little Boy" was the codename for the atomic bomb dropped on the Japanese city of Hiroshima on 6 August 1945 during World War II by the Boeing B-29 Superfortress "Enola Gay", piloted by Colonel Paul W. Tibbets, Jr., commander of the 509th Composite Group of the United States Army Air Forces.  It was the first atomic bomb to be used in warfare.  The Hiroshima bombing was the second artificial nuclear explosion in history, after the Trinity test, and the first uranium-based detonation.  It exploded with an energy of approximately 15 ktonTNT .  The bomb caused significant destruction to the city of Hiroshima and its occupants.

Children's Peace Monument: The Children's Peace Monument (原爆の子の像 , Genbaku no Ko no Zō , lit.  "Atomic Bomb Children Statue") is a monument for peace to commemorate Sadako Sasaki and the thousands of child victims of the atomic bombing of Hiroshima.  This monument is located in Hiroshima, Japan.  Sadako Sasaki, a young girl, died of leukemia from radiation of the atomic bomb dropped on Hiroshima on 6 August 1945.

Shudo Junior and Senior High School: Shudo Junior and Senior High School (修道中学校・修道高等学校) is a university-preparatory school for boys located in Hiroshima City.  It is one of the oldest high schools in Japan, with a history of over 290 years.  The school was founded within the Hiroshima Castle by the Fifth Lord of Hiroshima Domain (広島藩), Yoshinaga Asano, in 1725.  Shudo was originally the Domain School (藩校) teaching sons of samurais in the feudal domain, but was changed to a private school by the Twelfth Lord, Nagakoto Asano, in 1878.  The school, students and teachers suffered severely from the atomic bomb dropped on Hiroshima City in 1945.

Jacob Beser: Jacob Beser (May 15, 1921 – June 16, 1992) was a lieutenant in the United States Army Air Forces who served during World War II.  Beser was the radar specialist aboard the "Enola Gay" on August 6, 1945, when it dropped the Little Boy atomic bomb on Hiroshima.  Three days later, Beser was a crewmember aboard "Bockscar" when the Fat Man bomb was dropped on Nagasaki.  He was the only person to have served as a strike crew member of both of the 1945 atomic bomb missions.

596 (nuclear test): 596, originally named by the US intelligence agencies Chic-1, is the codename of the People's Republic of China's first nuclear weapons test, detonated on October 16, 1964, at the Lop Nur test site.  It was a uranium-235 implosion fission device made from weapons-grade uranium (U-235) enriched in a gaseous diffusion plant in Lanzhou.  The bomb had a yield of 22 kilotons, comparable to the Soviet Union's first nuclear bomb RDS-1 in 1949 and the American Fat Man bomb dropped on Nagasaki, Japan in 1945.  With the test, China became the fifth nuclear power.  This was the first of 45 total nuclear tests China has conducted to date, all of which occurred at the Lop Nur test site.

The Great Artiste: The Great Artiste was a U.S. Army Air Forces Silverplate B-29 bomber (B-29-40-MO 44-27353, Victor number 89), assigned to the 393d Bomb Squadron, 509th Composite Group.  The aircraft was named for its bombardier, Captain Kermit Beahan, in reference to his bombing talents.  It flew 12 training and practice missions in which it bombed Japanese-held Pacific islands and dropped pumpkin bombs on targets in Japan.  It was the only aircraft to participate in both the bombing of Hiroshima and the bombing of Nagasaki, albeit as an observation aircraft on each mission.

Supporting paragraphs: Thomas Ferebee Little Boy
Answer: 6 August 1945