File: Supply chain traceabilityEvidence checked 27 October 2026General information only
SupplyChainTraceability.site
The Custody File: identity, events, evidence
Home / Files / File 01

File 01: Identity and foundations

What a traced product is, what unit is being traced, and what a record must connect before any claim is made.

The file guide

File guideThe identity of a traced productA traced product is not a product type in general. It is a defined unit, a lot, a batch, or a single item, with a record that follows that unit through its jour.File guide

Working guides on this file

Identity and foundationsA traceability glossary for buyersLot, batch, serial, event, custodian, and chain of custody are used loosely in commercial documents. This guide gives each term a working definition tied to the.GuideIdentity and foundationsChoosing what to trace: product, lot, or itemThe first traceability decision is the object of the record. A product family is too broad for a recall, a serial item may be more detail than a low risk chain.GuideIdentity and foundationsDefining the unit of trace for one product familyA unit of trace is defined before data is collected, not after. This guide sets out how to define it for one product family, one facility, and one reason to tra.GuideIdentity and foundationsInternal traceability inside one siteTraceability between sites gets the attention, but the record inside one site is where input to output links are made or lost. This guide covers internal moveme.GuideIdentity and foundationsReading a traceability claimA claim that a product is traceable, fully traceable, or traced to origin needs to be read against the record behind it. This guide gives a reader the questions.GuideIdentity and foundationsSetting the boundary of a traceEvery trace has a start and an end. This guide covers how to set that boundary, state it plainly, and avoid claiming coverage the record does not have..GuideIdentity and foundationsThe four parts of a traceable recordIdentity, events, relationships and evidence. Each part does separate work, and a record missing any one of them will answer fewer questions than its owner expe.GuideIdentity and foundationsTraceability and quality recordsQuality records and traceability records overlap but are not the same file. This guide explains where they meet, where they differ, and how to keep both usable..GuideIdentity and foundationsTraceability and tracking: two different recordsTracking follows a shipment in motion. Traceability reconstructs a history after the fact, and also supports a forward search. The two records serve different q.GuideIdentity and foundationsTraceability for small suppliersA small supplier does not need the same system as a large manufacturer, but it does need the same record logic. This guide covers proportionate identifiers, sim.GuideIdentity and foundationsTraceability questions before data collectionData collection without a question produces a large file and a weak trace. This guide starts from the questions a trace must answer and works back to the data e.GuideIdentity and foundationsTraceability roles across a chainNo single party holds the whole record. This guide sets out the roles of supplier, manufacturer, logistics provider and buyer, and what each one must contribute.GuideIdentity and foundationsWhen traceability is not enoughA complete trace shows where a product went. It does not by itself prove that working conditions were fair, that a material was sustainably produced, or that a.Guide