Signature (disambiguation)

A signature is a hand-written, possibly stylized, version of someone's name, which may be used to confirm the person's identity. The writer of a signature is a signatory or signer.

Signature or signatory may also refer to:

Businesses and organizations

Signature (charity), trading name of UK-based Council for the Advancement of Communication for Deaf People (CACDP)
Signature, a brand of the clothing company Levi Strauss & Co.
Signature (dance group) (born 1979), British Bhangra act in the 2008 series of the television show Britain's Got Talent
Signature (typography journal), a 20th-century journal published in Britain
Signature (whisky), a brand of Indian whisky

Signature Books, a publisher of Mormon works
Signature Digital Menus, a company specializing in the provision of digital menu boards
Signature Flight Support, a British fixed-base operator
Signatures Restaurant, a restaurant formerly owned by Washington lobbyist Jack Abramoff
Signature School, a charter school in Evansville, Indiana spanning grades 9–12
Signature Team, a French motor racing team
Signature Theatres, a movie theatre chain in California, Hawaii, and Montana operated by Regal Entertainment Group
Signatory Vintage Scotch Whisky Company, a Scottish company that owns the Edradour distillery

Computing

Signature block, text automatically appended at the bottom of an e-mail message, Usenet article, or forum post
Electronic signature, or e-signature, refers to data in electronic form, which is logically associated with other data in electronic form and which is used by the signatory to sign.
Signature file, a computer file containing signature data
File signature, data used to identify or verify the contents of a file
Type signature, which defines the inputs and outputs for a function or method

Cryptography

Blind signature, digital signature in which the content of a message is disguised
Digital signature (or public-key digital signature), a method for authenticating information
Digital Signature Algorithm, a United States Federal Government standard
Electronic signature, a signature imputed to a text via one or more of several electronic means, or cryptographic means to add non-repudiation and message integrity features to a document
ElGamal signature scheme, based on the difficulty of computing discrete logarithms
Key signature (cryptography), the result of applying a hash function on a key
XML Signature, a W3C recommendation that defines an XML syntax

Mathematics

Signature (logic), description of a set of function and relation symbols in mathematical logic
Signature (permutation), a measure for the number of pairs a permutation maps out of order
Signature of a real quadratic form
- Metric signature of the metric tensor on a pseudo-Riemannian manifold
- Signature (topology) of a 4k-dimensional compact oriented manifold
Signature of a knot, in knot theory
Prime signature, the multiset of exponents in the prime factorisation of a number
Signature (matrix), the difference of the positive and negative eigenvalues of a matrix

Music

Key signature, a series of sharp or flat symbols placed on the staff, designating notes that are to be played one semitone higher or lower
Signature (Moya Brennan album), a 2006 album by Irish musician Moya Brennan
Signature (Joe album)
Signature (Patrice Rushen album)
Signature, a 2021 EP album by the Filipino singer Morissette
Signature Records, a mid-20th century United States-based record label
Signature song, the one song that a popular and well-established artist is identified with
Time signature, a notational device used to specify how many beats are in each bar and which note value constitutes one beat

Science

Acoustic signature, a combination of acoustic emissions
Doctrine of signatures, the notion that the appearance of plants is a function of their celestial influences
Isotopic signature, a characteristic set of ratios of stable or unstable isotopes
Metric signature, in physics, refers to the form of a metric tensor: the sign of the diagonal components constitutes its "signature"
- Signature change, in relativity
Radar cross-section
Spectral signature, the specific combination of reflected and absorbed electromagnetic (EM) radiation at varying wavelengths which can uniquely identify an object

Bookbinding

Signature (bookbinding), a group of sheets folded in half
Signature mark, a mark at the bottom of a gathering to assist the bookbinder in collation
An alternative word for section (bookbinding)

Other uses

Signature Bridge, over the Yamuna river, Delhi, India
Signature crime, a crime which exhibits characteristics unique to an offender's psychology
Signature Place, a residential skyscraper located in St. Petersburg, Florida

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