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. 2025 Aug 27;14(17):3004. doi: 10.3390/foods14173004
Algorithm 14 SLA Compliance Contract
  •   1:

    Define struct SLARecord

  •   2:

        Fields: shipmentID, conditions, complianceStatus, penalties

  •   3:

     

  •   4:

    Define mapping(address ⇒ SLARecord) SLARecords

  •   5:

     

  •   6:

    function logSLAConditions(shipmentID, conditions)

  •   7:

       Store SLA terms on blockchain

  •   8:

    end function

  •   9:

     

  • 10:

    function verifyCompliance(shipmentID)

  • 11:

          Check shipment against SLA terms

  • 12:

          Update compliance status

  • 13:

          Trigger penalties if violated

  • 14:

    end function

  • 15:

     

  • 16:

    function enforcePenalties(shipmentID)

  • 17:

          Apply penalties for non-compliance

  • 18:

          Emit event SLAViolation(shipmentID)

  • 19:

    end function