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GB/T 37238-2018Specification for forensic examination of altered and damaged document (English PDF)

篡改(污损)文件鉴定技术规范

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 28, 2018

Implementation date

April 1, 2019

Scope

GB/T 37238-2018 is the English-translated version of 篡改(污损)文件鉴定技术规范.

GB/T 37238-2018 is the Chinese national technical specification for forensic examination of altered and damaged documents.

It covers the examination of altered documents and of defaced or damaged ones, the recovery of faint records and indented writing, the determination of how a document was produced, and the types of examination opinion with the basis for each.

It is used in forensic document examination within judicial appraisal and forensic science work. The standard defines altered and damaged documents in general, altered documents changed by rewriting, erasing, pasting, patching, smearing, page substitution, resealing or artificial ageing, and the added and scraped documents that fall under them.

It relies on the companion specifications GB/T 37231 to 37236 and GB/T 37239, all of 2018. It was issued on 28 December 2018 and has applied since 1 April 2019.

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Document preview — GB/T 37238-2018

National Standard of the People's Republic of China

ICS: 13.310
Classification: A 92

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Terms and Definitions
4 altered document identification
5 Defacement of document identification
6 fuzzy record identification
7 Indentation record identification
8 Document formation method identification
9 Types of identification opinions and judgment basis
Reference

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

1 Scope

This standard specifies the terms and definitions commonly used in the identification of tampering (fouling) documents, identification of altered documents, identification of fouling documents, and ambiguous records. Identification, indentation record identification, document formation method identification, type of identification opinions and judgment basis.

This standard is applicable to the identification and alteration of altered documents involved in the identification of tampering (defacement) documents in the judicial appraisal/forensic science field identification. Loss of document identification, fuzzy record identification, indentation record identification, document formation method identification.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this document. For undated references, the latest edition (including all amendments) applies to this document.

GB/T 37231-2018 Seal printed identification technical specification

GB/T 37232-2018 Technical Specifications for the Identification of Printed Documents

GB/T 37233-2018 document production time identification technical specification

GB/T 37234-2018 General Specification for Document Identification

GB/T 37235-2018 document material identification technical specification

GB/T 37236-2018 Special document identification technical specification

GB/T 37239-2018 handwriting identification technical specification

3 Terms and definitions

The following terms and definitions as defined in GB/T 37234-2018 apply to this document.

3.1 Tampering (fouling) file

The general name for all kinds of altered documents and various types of contaminated and damaged fouling documents formed by various means on the basis of the original real documents.

3.2 Altered document

On the basis of the original real document, use rewriting, wiping, pasting, patching, smearing, page changing, unsealing, resealing, and fading And technical means such as pseudo-aging, which change the local content of the original real document, causing suspicious changes in the content or nature of the document file.

3.2.1 Add file

Add some content (or strokes) to the original real file (or handwriting) by adding or rewriting, and the original real file. The altered content formed by the change of the content.

3.2.2 Scraping file

Using a tool such as an eraser or a blade, a modified file formed by changing the local content of the original real document by means of wiping or scraping.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 19 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

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