{"uid":"cap_UY_iiAvkwkWJtSajw7lcf","slug":"iso-6346-container-number-validator-08d73dd7","name":"ISO 6346 Container Number Validator","description":"Validates the ISO 6346 check digit and separates owner, category and serial components. Missing facts are returned as null and named in unavailable_fields where applicable. Derived values disclose their method; source-backed values disclose source, time window and age. ","url":"https://fracht.halowerk.com/v1/container-check?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"container_number":{"type":"string","maxLength":11,"minLength":11,"description":""}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.003","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_U9rTnJMLZqmzzYJvmUPhH","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.003","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Validates the ISO 6346 check digit of a shipping container number and parses it into owner code, category code, and serial number components","exampleAgentPrompt":"Can you validate the container number MSCU1234565 and tell me whether the check digit is correct and what the owner code and serial number are?","exampleUseCases":[{"title":"Freight booking data quality check","prompt":"Before we book this shipment, validate the container number HLXU3456781 — I need to know if the check digit passes and what the owner code and category are."},{"title":"EDI message pre-processing validation","prompt":"I'm about to submit a customs declaration and need to confirm that container number TCKU7654321 is a valid ISO 6346 number with a correct check digit before I send it."},{"title":"Warehouse inbound receiving audit","prompt":"We just scanned container GESU4920154 at the gate — can you check if that container number is legitimate and break it down into its owner prefix, category, and serial components?"}],"resultDescription":"Returns a structured object indicating whether the ISO 6346 check digit is valid, and the parsed components: owner code (3-letter prefix), equipment category identifier, and 6-digit serial number. Fields that cannot be determined are returned as null and listed in an unavailable_fields array. Derived values include their calculation method; any source-backed values disclose source, time window, and data age.","failureModes":["Input container number not exactly 11 characters — schema enforces minLength/maxLength of 11","Invalid characters in container number (must be alphanumeric per ISO 6346) — returns validation error","Check digit fails — response indicates invalid with the expected vs actual check digit","Network or payment failure via x402 protocol — 402 response if payment not settled"],"whenToPreferThis":"Use this endpoint when you need to programmatically validate ISO 6346 shipping container numbers and parse their structured components (owner code, category, serial) in a logistics or freight automation workflow. It is purpose-built for container number validation specifically, unlike generic regex validators, and provides transparent disclosure of derived vs source-backed values along with null-safe field reporting via unavailable_fields.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T18:32:01.785Z","isFirstParty":false,"canonicalSlug":"iso-6346-container-number-validator-08d73dd7"}