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Chain of custody (CoC), in legal contexts, is the chronological documentation or paper trail that records the sequence of custody, control, transfer, analysis, and disposition of materials, including physical or electronic evidence.
Provenance – also known as custodial history – is a core concept within archival science and archival processing. The term refers to the individuals, groups, or organizations that originally created or received the items in an accumulation of records, and to the items' subsequent chain of custody. [17]
The chain of custody can be less stringent when dealing with property which has a unique identifying feature like a serial number. In such a case, the physical security becomes the main concern of the person recovering the item. Such security is normally achieved by booking the item into a central evidence room.
Therefore, establishing a clear chain of custody and demonstrating that the evidence presented is unchanged from its original state is crucial. To address this issue, commercial software technology solutions have been developed to preserve digital evidence in its original form and authenticate it for admissibility in court disputes.
The reduction in the handling of the original evidence lessens the likelihood of deliberate tampering or accidental contamination and reduces chain of custody requirements and overheads. While the chain of custody stops with the presentation, accountability and responsibility remain until the evidence is disposed of.
Common types of photography such as creative and artistic photography give a different purpose than forensic photography. Crime scene photography allows one to capture essential aspects of the crime scene, including its scope, the focal points of the scene, and any physical or material evidence found at or from a result of it. [5]
NEW YORK -- Students at P.S. 28X in Tremont celebrated the start of Black History Month on Monday with a visit from Lincoln University's marching band.
First, a witness can testify as to the chain of custody through which the evidence passed from the time of the discovery up until the trial. Second, the evidence can be authenticated by the opinion of an expert witness examining the evidence to determine if it has all of the properties that it would be expected to have if it were authentic.