V2EX chain-of-custody

Chain-of-Custody

释义 Definition

“chain-of-custody”(证据保管链/交接链):指对证据或样本从收集、封存、运输、存储到呈堂全过程的交接与记录体系,用来证明证据在每一步都由谁保管、何时交接、是否被篡改,从而保障其在法律或调查中的可信度。(也常用于法医、实验室、数据取证等场景。)

发音 Pronunciation

/ten v kstdi/

例句 Examples

The officer logged the chain-of-custody for the knife.
警官记录了这把刀的证据保管链。

Because the sample’s chain-of-custody was incomplete, the defense argued it could have been contaminated before testing.
由于样本的证据保管链不完整,辩方主张它在检测前可能已被污染。

词源 Etymology

该词由 chain(链条)+ custody(保管/监管) 组合而成,形象地把证据在不同人员与地点之间的“交接过程”比作一环扣一环的链条。该用法在现代法律证据规则与法医学流程中逐渐固定下来,强调“每一环都要可追溯、可核验”。

相关词 Related Words

文学与著作 Literary Works

  • Federal Rules of Evidence(《联邦证据规则》及相关注释/案例评注中常讨论证据可采性与认证,涉及证据交接记录)
  • Forensic Science: An Introduction to Scientific and Investigative Techniques(Richard Saferstein 等法庭科学教材常用章节术语)
  • Criminal Investigation(J. Lyman 等刑事侦查教材中常见于证据处理与呈堂部分)
  • Forensic Science Handbook(法庭科学手册类著作中常用于规范实验室样本管理与记录)
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