{"uid":"cap_o2kfWiZqeoM35E508NWZf","slug":"spectrometry-records-missingness-co-occurrence-d930c0fd","name":"Spectrometry Records Missingness Co-occurrence","description":"Count paired missing owner, revision and content pins without silently treating a missing value as a matching value for instrument/calibration/method-pinned spectrum Supplied-record analysis, not independent certification. Full contract at the free describe URL.","url":"https://www.mahastrategies.com/api/v1/compute/spectrometry-records/missingness-cooccurrence?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"rows":{"type":"array","maxItems":32,"minItems":1},"dataClass":{"enum":["public","synthetic"],"type":"string"},"nonpersonalMetadata":{"type":"boolean","const":true}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.020317","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":"$0.020317/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.020317","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.020317","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_kLl_joDKaqBBLTS-KUJ1B","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.020317","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Counts co-occurring missing values across owner, revision, and content pins in spectrometry records without treating missing as matching","exampleAgentPrompt":"Analyze these spectrometry records (up to 32 rows, public data, non-personal metadata only) and count how often owner, revision, and content pins are simultaneously missing — don't treat a missing value as a match.","exampleUseCases":[{"title":"Audit spectral dataset pin completeness","prompt":"I have a batch of 20 spectrometry records from our lab and I need to know how many of them are simultaneously missing the owner pin and the revision pin — treat each gap as truly absent, not as a match. The data is synthetic and contains only non-personal metadata."},{"title":"Quality check before instrument calibration submission","prompt":"Before I submit these calibration spectrum records, can you count the co-occurring missing values across the owner, revision, and content pins? There are 15 rows, all public data, non-personal metadata only."},{"title":"Identify paired null patterns in method-pinned spectra","prompt":"I need to audit my method-pinned spectrum records for paired missingness — specifically how often the content and revision pins are both absent at the same time. I have 30 rows of public, non-personal spectrometry data."}],"resultDescription":"Returns counts of co-occurring missing values across owner, revision, and content pins in the supplied spectrometry rows, distinguishing absent values from matches without silently equating nulls — based purely on the supplied records, not an independent certification.","failureModes":["Rows array exceeds 32 items — request rejected","nonpersonalMetadata not set to true — validation error","Invalid dataClass value outside 'public' or 'synthetic' enum — bad request","Empty rows array — minimum 1 item required","Malformed row structure — schema validation failure"],"whenToPreferThis":"Choose this endpoint when you need to count paired or simultaneous missingness across multiple pin fields (owner, revision, content) in spectrometry records and must ensure that missing values are never silently treated as matching values. Prefer it over generic data-quality tools when working specifically with instrument/calibration/method-pinned spectral data in small batches (up to 32 rows).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-25T00:51:52.004Z","isFirstParty":false,"canonicalSlug":"spectrometry-records-missingness-co-occurrence-d930c0fd"}