Validate Tools
Browse all available validate tools.
Available tools
- Ark Qualifier Leading Separator Check Tool Calculate ark qualifier leading separator check from explicit caller-supplied inputs.
- Barcode Quiet Zone Explicit Margin Tool Quiet-zone slack in modules using an explicit supplied requirement, without selecting a barcode standard.
- BCP 47 Extlang Subtag Boundary Tool Compute bcp 47 extlang subtag boundary from explicit bounded inputs.
- BCP 47 Private Use Tail Token Tool Compute bcp 47 private use tail token from explicit bounded inputs.
- CAS Check Digit Remainder Term Tool Compute cas check digit remainder term from explicit bounded inputs.
- CAS Registry Leadinggroup Zero Guard Tool Check CAS registry token shape and the leading-group zero rule; checksum validation is separate.
- Check Digit Position Contract Tool Inspect an explicit check-digit position convention without computing or validating a checksum.
- Conditional Required Count Gap Tool Calculate conditional required count gap from explicit caller-supplied inputs.
- DOI Suffix Nonempty Boundary Check Tool Calculate doi suffix nonempty boundary check from explicit caller-supplied inputs.
- DOI URL Prefix Versus Identifier Tag Tool Compute doi url prefix versus identifier tag from explicit bounded inputs.
- EAN-13 Validator Validate the length, decimal syntax, and GS1 modulus-10 check digit of an EAN-13 symbol value without querying allocation records.
- EAN-8 Validator Validate the length, decimal syntax, and GS1 modulus-10 check digit of an EAN-8 symbol value without querying allocation records.
- Exclusive Choice Cardinality Tool Calculate exclusive choice cardinality from explicit caller-supplied inputs.
- Field Dependency Activation Flag Tool Calculate field dependency activation flag from explicit caller-supplied inputs.
- GS1 AI Date Day Zero Policy Tool Calculate gs1 ai date day zero policy from explicit caller-supplied inputs.
- GS1 AI Fixed Field Leading Zero Preserver Tool Calculate gs1 ai fixed field leading zero preserver from explicit caller-supplied inputs.
- GS1 AI Fixed Length Padding Check Tool Compute gs1 ai fixed length padding check from explicit bounded inputs.
- GS1 AI Variable Length Separator Flag Tool Compute gs1 ai variable length separator flag from explicit bounded inputs.
- GTIN Check Digit Validator Validate a complete GTIN-8, GTIN-12, GTIN-13, or GTIN-14, or compute the check digit from its data digits. An explicit mode avoids treating a 12- or 13-digit value as the wrong GTIN variant.
- GTIN Leading Zero Preservation Rule Tool Compute gtin leading zero preservation rule from explicit bounded inputs.
- GTIN Validator Identify and validate GTIN-8, GTIN-12, GTIN-13, and GTIN-14 values by length, decimal syntax, and the common GS1 modulus-10 check digit.
- GTIN Zero Padding Length Transition Tool Pad a structurally sized GTIN without removing zeros or claiming that the checksum is valid.
- Handle Prefix Dot Component Check Tool Calculate handle prefix dot component check from explicit caller-supplied inputs.
- Iban BBAN Leading Zero Width Check Tool Calculate iban bban leading zero width check from explicit caller-supplied inputs.
- Iban Checkdigits Forbidden Leadingpair Rule Tool Check the ISO 7064 MOD 97-10 check-pair range 02..98 without validating a complete IBAN.
- Iban Country Check Digit Field Split Tool Compute iban country check digit field split from explicit bounded inputs.
- Iban Remainder Shift Update Tool Append supplied decimal expansion digits to a modulo-97 remainder; does not rearrange or validate an IBAN.
- Identifier Whitespace Normalization Disclosure Tool Calculate identifier whitespace normalization disclosure from explicit caller-supplied inputs.
- Integer Boundary Representability Tool Calculate integer boundary representability from explicit caller-supplied inputs.
- IP Address Validator Validate, normalize, and classify an IPv4 or IPv6 address, including private, loopback, link-local, documentation, multicast, and globally routable ranges.
- IPv6 Zone Identifier Empty Token Tool Inspect a raw IPv6-zone delimiter without validating the address or decoding a URI percent escape.
- ISBN Check Digit Transposition Witness Tool Witness checksum detection for an ISBN-13 digit transposition; registration and prefix allocation are not checked.
- ISBN Hyphenation Supplied Boundaries Tool Apply caller-supplied ISBN separator positions; assignment ranges and checksum are not inferred.
- ISBN Validator Validate ISBN-10 and Bookland-prefixed ISBN-13 identifiers after removing spaces and hyphens, reject the 979-0 ISMN range, and convert valid 978-prefixed identifiers between formats.
- ISBN-13 EAN Prefix Member Check Tool Compute isbn-13 ean prefix member check from explicit bounded inputs.
- Isbn10 X Final Position Check Tool Check a compact ISBN-10 layout with uppercase X allowed only as the last check character; no checksum validation.
- Ismn Prefix Checksum Domain Check Tool Calculate ismn prefix checksum domain check from explicit caller-supplied inputs.
- ISMN Validator Validate current 13-digit 979-0 ISMNs and legacy M-prefixed ten-character ISMNs by their format and shared modulus-10 check digit.
- ISNI Check Character Position Tool Compute isni check character position from explicit bounded inputs.
- ISNI Final Check Symbol Case Tool Calculate isni final check symbol case from explicit caller-supplied inputs.
- ISNI ORCID Hyphenation Style Tool Compute isni orcid hyphenation style from explicit bounded inputs.
- ISO 6346 Equipment Category Source Match Tool Compute iso 6346 equipment category source match from explicit bounded inputs.
- ISO 6346 Owner Prefix Token Tool Compute iso 6346 owner prefix token from explicit bounded inputs.
- Isrc Recording Number Fixed Width Check Tool Calculate isrc recording number fixed width check from explicit caller-supplied inputs.
- ISSN Hyphen Position Check Tool Check only the printed ISSN eight-character layout with a hyphen after digit four; this does not validate the checksum.
- ISSN Numeric To X Check Symbol Tool Calculate issn numeric to x check symbol from explicit caller-supplied inputs.
- ISSN Validator Validate an ISSN by normalizing spaces and its optional hyphen, checking seven data digits, and verifying the modulus-11 check character.
- ISSN X To Ten Value Tool Compute issn x to ten value from explicit bounded inputs.
- ISWC Prefix Separator Label Tool Compute iswc prefix separator label from explicit bounded inputs.
- JAN Validator Validate a 13-digit JAN value by its Japan GS1 prefix and GS1 modulus-10 check digit without checking product assignment.
- LEI Checksum Letter Expansion Term Tool Calculate lei checksum letter expansion term from explicit caller-supplied inputs.
- LEI Country Code Source Match Tool Compare a supplied LEI record country with supplied reference metadata; no country is decoded from the LEI itself.
- LEI Entity Prefix Length Check Tool Check only overall LEI width and uppercase alphanumeric alphabet; LOU structure and checksum are separate.
- LEI Entity Suffix Case Fold Check Compare explicit ASCII alphanumeric entity-suffix text with an optional case-fold policy without validating a complete LEI.
- LEI Reserved Position Zero Check Tool Compute lei reserved position zero check from explicit bounded inputs.
- Luhn Checksum Validator Validate a sequence of digits against the Luhn checksum used by cards and account numbers.
- Mac Eui Local Multicast Bit Check Tool Calculate mac eui local multicast bit check from explicit caller-supplied inputs.
- Nonempty Exclusive Field Count Tool Calculate nonempty exclusive field count from explicit caller-supplied inputs.
- Numeric Open Boundary Neighbor Tool Return the adjacent finite binary64 value, with an explicit false flag when the next value would be infinite.
- ORCID Check Character Uppercase Rule Tool Compute orcid check character uppercase rule from explicit bounded inputs.
- ORCID Checksum Canonical Grouping Tool Calculate orcid checksum canonical grouping from explicit caller-supplied inputs.
- ORCID Https Prefix Host Check Tool Check only the canonical HTTPS ORCID URL host and identifier shape; checksum validation is separate.
- Ror URL Host Identifier Split Tool Compute ror url host identifier split from explicit bounded inputs.
- Sudoku Grid Validator Check that a 9×9 Sudoku grid uses digits 0–9 and has no repeated nonzero value in any row, column, or 3×3 box. Zero represents an empty cell.
- Unicode Normal Form Status Tool Calculate unicode normal form status from explicit caller-supplied inputs.
- UPC-A Validator Validate the length, decimal syntax, and GS1 modulus-10 check digit of a UPC-A symbol value without querying allocation records.
- UPC-E Validator Validate an eight-digit number-system 0 or 1 UPC-E by expanding its zero-suppressed fields and verifying the equivalent UPC-A check digit.
- URI Percent Triplet Ascii Check Tool Calculate uri percent triplet ascii check from explicit caller-supplied inputs.
- UUID v4 Format Validator CanonicalhexUUIDversion4ANDRFCvariantbits10,notgenericUUIDlayout/version-onlyparser or randomness/provenancecertificate. Explicitboundedofflineconvention,not authoritative external identity,eligibility,clinical or safe-use determination.
- UUID Validator Check whether text uses the canonical UUID hexadecimal and hyphen layout, then report its version nibble.
- Uuid Variant Bit Pattern Check Tool Calculate uuid variant bit pattern check from explicit caller-supplied inputs.
- Uuid Version Nibble Consistency Tool Calculate uuid version nibble consistency from explicit caller-supplied inputs.
- Validation: Cas Three Part Digit Shape Tool Check only the three-part CAS Registry Number digit/hyphen shape, explicitly not its check digit or substance registry.
- Validation: DOI Prefix Single Field Check Tool Check the commonly specified DOI registrant-prefix lexical shape only, without validating a suffix, registration or resolution.
- Validation: Gs1 AI Single Parenthesis Token Tool Parse one human-readable GS1 application-identifier parenthesis token of two through four digits; does not validate AI allocation, payload or barcode encoding.
- Validation: Iso6346 Category Character Check Tool Inspect one ISO6346 equipment-category letter U/J/Z, not an owner code, check digit or operational container certification.
- Validation: Isrc Year Field Extractor Tool Extract the two-digit ISRC year-of-reference field from a strict twelve-character uppercase identifier; does not infer a century or recording year.
- Validation: ORCID Display Hyphen Group Check Tool Check only the canonical ORCID display grouping and final X position, explicitly not the MOD11-2 checksum or registry existence.
- Validation: Ror Base32 Identifier Alphabet Check Tool Check the nine-character ROR local-id lexical form: leading zero, six restricted base32 characters and two decimal checksum digits; checksum and registry are not evaluated.
- VIN Check Digit Validator Validate the ISO 3779/North American VIN check character in position 9, or compute it from a 16-character VIN with that position omitted. The tool rejects forbidden letters instead of silently deleting them.
- Vin Forbidden Letter Single Position Flag Tool Calculate vin forbidden letter single position flag from explicit caller-supplied inputs.