Case file 03/1941  ·  subject: sam presentation copy. not an archival document. carries no archival reference.
Black and white photograph of a black-and-white cat held in a sailor's hands on a ship's deck.

photograph circulated as the subject. no caption of record, no date, no photographer, no vessel identified. provenance not established.

Unverified

Unsinkable
Sam

Claim under review

Subject
one cat, black and white
Aliases
oscar · oskar · unsinkable sam
Period
27 may – 14 november 1941
Vessels
bismarck · HMS cossack · HMS ark royal
Claim
survived the loss of all three
Held
one pastel portrait
Sought
logs, musters, press, testimony — none located
File status
open

The claim, as commonly told

a cat was recovered from the water after the loss of the german battleship bismarck on 27 may 1941. he was taken aboard the british destroyer HMS cossack and remained with her until she was torpedoed in october. he was moved to the aircraft carrier HMS ark royal, which was torpedoed in november. he came through all three.

he is said to have been landed at gibraltar, sent home, and retired to a seamen's home in belfast, where he lived until 1955. british retellings call him unsinkable sam. german retellings call him oskar, which is the older of the two names.

nothing in the two paragraphs above is supported by a document written in 1941.

the claim is stated in full before it is examined. a version that leads with the doubt is a different and lesser story, and it is not the one people repeat. the doubt is in the assessment, where it belongs.

Vessels named in the claim

Twenty-four weeks
in 1941

three ships went down between may and november. the losses are documented in full, down to the hour. nothing in that documentation mentions an animal, and nothing connects any one loss to another.

The German battleship Bismarck under way in coastal waters.
Lost 27 may 1941

bismarck under way, 1940. vessel photograph — attribution established.

Verified

Bismarck

27 may 1941 · north atlantic, west of brest

sunk after a three-day pursuit and a final surface engagement. of a complement near 2,200, about 115 men were pulled from the water before the rescue was broken off on a submarine warning. the rest were left.

the claim requires that a cat was among those recovered. no rescue account written in 1941 mentions one.

149 days

The Royal Navy destroyer HMS Cossack at sea, pennant number L03 on her hull.
Lost 27 oct 1941

HMS cossack, pennant L03. vessel photograph — attribution established.

Verified

HMS Cossack

torpedoed 23 oct · foundered 27 oct 1941 · west of gibraltar

hit by U-563 while escorting a homeward convoy. the forward section was destroyed and 159 men were lost. she was taken under tow toward gibraltar and went down four days later.

cossack was in the waters where bismarck sank. presence is not evidence of a transfer.

21 days

The aircraft carrier HMS Ark Royal listing heavily to starboard with a destroyer alongside taking off her crew.
Lost 14 nov 1941

ark royal listing, 13 november 1941, destroyer alongside. vessel photograph — attribution established.

Verified

HMS Ark Royal

torpedoed 13 nov · foundered 14 nov 1941 · east of gibraltar

hit by U-81 returning from malta. she stayed afloat more than thirteen hours and the crew came off in good order. one man was killed. she capsized under tow within sight of gibraltar.

a thirteen-hour evacuation is the one part of the claim that is operationally plausible. it is still undocumented.

The count, 27 may 1941

0
Aboard bismarck
0
Recovered
0
Survivor the claim adds
lost recovered, and accounted for in the rescue records

every man recovered that morning went into a record. the claim adds one more survivor to this picture, and he appears in none of them.

Chain of custody

Four transfers,
none of them papered

for the claim to hold, one animal has to move between four points. each move needs a document. open a link to see which document, and whether it exists.

One exhibit, attached to nothingthe single object in this file — a pastel portrait of a black and white cat titled as the bismarck's cat, held at the national maritime museum — sits off the chain entirely. it does not join any two points. it records only that somebody believed the story early enough to paint it.

Evidence

Ten items sought.
One found.

exhibits located, and exhibits sought and not located. the source column is the point of the table.
Ex.ItemSource
Apastel portrait of a black and white cat, titled as oscar, the bismarck's cat, by georgina shaw-bakerheld — national maritime museum, greenwich
Bship's log, HMS cossack, may–october 1941, naming an animal aboardNone located
Cvictualling or muster record accounting for a ship's cat on any of the three vesselsNone located
Dpress report of 1941 or 1942 describing the survival sequenceNone located
Esurvivor testimony recorded before 1945None located
Frecord of admission to a seamen's home, belfastNone located
Gfirst appearance in print of the name unsinkable samNot established the name is absent from wartime usage and surfaces in later english retellings.
Hphotograph of a cat held on a ship's deck, widely reproduced as the subjectUnverified no caption, date, photographer or vessel of record.
Iphotograph of a sailor holding a kitten aloft, widely reproduced as the subjectUnverified subject and date unestablished.
Jportrait photograph of a black and white cat wearing an identity tag, reproduced as the subject in most retellingsMisattributed the tag reads HMS amethyst, april 1949.
0
Items sought
0
Items held
0
Not located
Portrait photograph of a black and white cat wearing a collar with a circular identity tag.

exhibit J. simon, HMS amethyst, 1949.

Misattributed

Exhibit J

The most reproduced
photograph in the story
is a different cat

the tag on his collar is legible. it reads HMS amethyst, april 1949 — another ship, eight years after the last of the three sinkings, and a different animal with a war record of his own.

this image carries the story across the internet. it is on the encyclopaedia pages, the forum posts and the reprints. it has never been him.

it stays in the file. taking it out would misrepresent how the claim actually travels.

A sailor in a peaked cap holding a small black and white kitten above his head on the deck of a ship.

exhibit I. sailor and kitten, vessel and date unestablished.

Unverified
Black and white photograph of a cat held in a sailor's hands on a ship's deck.

exhibit H. the image used at the head of this file, and the closest thing to a likeness on record.

Unverified

Assessment

The account is not supported by contemporary record.

the three losses occurred. an animal may well have been aboard any of them, as animals commonly were. what has never been produced is a document placing one cat on all three.

the sequence first appears in print well after the war, in retellings that cite one another rather than a source. the portrait at greenwich is real, and it is a portrait. it records a belief, not an event.

probably embellished. possibly invented. not disproved.

the file remains open. it is not expected to close.

What this is

Token
SAM, on base
Supply
1,941,000,000 — fixed, fully circulating
Launch
fair. no presale, no allocation, no team wallet
Liquidity
burned at launch
Ownership
renounced at launch
Treasury
none

the file above is the product. it does not improve if the chart does, and it does not become true if enough people buy it. that is the whole joke and it is the only one being made here.