postharvest / Growers, cooling and packing teams, warehouse and transport managers, receivers, food-safety professionals, and data teams

Produce cold-chain handoff audit

Audit one produce handoff by connecting product and lot identity, cooling and storage records, instrument method and placement, custody, shipment, receiving evidence, excursions, authority, and correction.

See the whole mission

Orient before entering the field.

Connect the intended outcomes, operating stages, stop conditions, and supporting technology concepts before opening the detailed action sequence.

Mission map / evidence-led operating view4 stages / 12 actions / 3 guardrails
harvest phaseProduce cold-chain handoff auditpostharvest
01 / destinationWhat good work should leave behind
  1. 01Keep product, lot, container, quantity, units, source, and destination aligned
  2. 02Distinguish air, surface, product, logger, process, and receiving observations
  3. 03Expose missing custody, time, placement, calibration, and exception evidence
  4. 04Route disposition through qualified authority instead of an automated reading
02 / routeMove through the decision sequence
  1. 01Freeze product and custody identity

    A temperature record cannot be interpreted when commodity, lot, container, source, harvest, cooling, packing, quantity, units, shipment, and receiver are ambiguous.

    3 field actions ↓
  2. 02Qualify cooling and storage evidence

    Air, surface, product, infrared, process, room, vehicle, and logger observations differ by method and placement.

    3 field actions ↓
  3. 03Reconcile transfer and receiving

    Records can separate from the correct load when labels, loggers, seals, documents, devices, accounts, clocks, or identifiers change at handoff.

    3 field actions ↓
  4. 04Close exception through authorized review

    A measured excursion needs product, method, place, duration, process, applicable limits, history, and qualified decision authority.

    3 field actions ↓
03 / stop gatesConditions that require local judgment
  • G01

    This guide provides no cooling target, storage limit, shelf-life estimate, food-safety release, quality disposition, recall, or compliance decision.

  • G02

    Infrared and air measurements do not automatically establish internal product condition.

  • G03

    Use qualified commodity, food-safety, refrigeration, transport, electrical, sanitation, regulatory, and legal expertise.

04 / system contextTechnology concepts beside the practice
This map organizes the published guide; it does not authorize work or replace competent local agronomic, safety, legal, environmental, welfare, equipment, or label requirements.
Field workflow / select one stage01 of 04 / Freeze product and custody identity
Why this stage matters

Freeze product and custody identity

A temperature record cannot be interpreted when commodity, lot, container, source, harvest, cooling, packing, quantity, units, shipment, and receiver are ambiguous.

  1. 01Record product description, lot and container identifiers, source and field where applicable, harvest, cooling and packing context, quantity and units, shipper, carrier, destination, and responsible parties
  2. 02Preserve applicable qualified food-safety, quality, customer, market, and regulatory programs separately
  3. 03Identify commingling, repacking, transformation, relabeling, split, merge, damaged packaging, and prior exceptions
Follow the stages in order, then return to earlier observations whenever field conditions, crop response, safety requirements, or local guidance change the decision.

Continue through the operation

See where this field guide fits.

Move beyond one task into the complete evidence, technology, operating, and review sequence around it.

LEARNING ROUTE BRIDGE / THIS NODE IN MOTION
2CONNECTED ROUTES810STEP POSITIONS39ROUTE SOURCE LINKS
Operating practice

Build a postharvest cold-chain assurance loop

Follow an identified produce lot from field-heat removal through cold-room zoning, shipment readiness, monitoring, receiving, deviation investigation, traceability and data governance without turning observations into unsupported product decisions.

CURRENT POSITION08
08 / HANDOFF

Audit one cold-chain handoff

Test whether lot, quantity, condition evidence, instruments, custody, records and unresolved issues survived the transfer.

Open the complete route ↗
Routes are editorial learning sequences, not implementation orders, product rankings, or field prescriptions. Select a route to see how this field guide connects to the decisions around it.

Primary learning sources.

01
Using low-cost smartphone-based infrared cameras to evaluate cooling and storage conditions of fresh produceUSDA National Agricultural Library · Accessed 2026-08-04
02
Ensuring Traceability of Fresh ProduceUSDA Food and Nutrition Service · Accessed 2026-08-04
03
Traceability Lot CodeU.S. Food and Drug Administration · Accessed 2026-08-04