{"uid":"cap_bt5rgovoK_ACmEkDtD9vK","slug":"sky-observations-missingness-co-occurrence-ddcdbd48","name":"Sky Observations - Missingness Co-occurrence","description":"Count paired missing owner, revision and content pins without silently treating a missing value as a matching value for sky frame/epoch/observer/method-pinned Supplied-record analysis, not independent certification. Full contract at the free describe URL.","url":"https://www.mahastrategies.com/api/v1/celestial/sky-observations/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":"0.020327","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":"$0.020327/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.020327","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.020327","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_mkcFFvDGuF3b228TSKk-T","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.020327","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Counts paired missing values across owner, revision, and content pins in sky frame/epoch/observer/method-pinned observation records, without treating missing as matching.","exampleAgentPrompt":"I have up to 32 sky observation records tagged as synthetic data — can you check how often the owner, revision, and content pins are missing together simultaneously, making sure a missing value is never counted as a match?","exampleUseCases":[{"title":"Audit observatory data completeness","prompt":"I have 20 sky observation rows from our telescope archive classified as synthetic — can you count how many records have paired missing values across the owner, revision, and content pins, without treating any blank as a valid match?"},{"title":"Pre-publish quality check for celestial dataset","prompt":"Before we publish this batch of 15 sky observation records marked as public data, I need to know which pin combinations — like epoch and observer, or revision and content — are simultaneously absent across the records."},{"title":"Diagnose systematic missingness in epoch-framed data","prompt":"We suspect our data pipeline is dropping both revision and content pins together for certain sky frames — can you run a co-occurrence missingness check on these 10 synthetic sky observation rows to confirm the pattern?"}],"resultDescription":"Returns counts of paired co-occurring missing values across owner, revision, and content pins within the supplied sky observation rows, broken down by pin combination, without conflating absence with a matching value. This is a supplied-record analysis, not independent certification.","failureModes":["rows array empty or exceeds 32-item limit — validation error returned","nonpersonalMetadata not set to true — request rejected","dataClass not one of 'public' or 'synthetic' — enum validation failure","malformed row structure — parsing error","network timeout for large row batches"],"whenToPreferThis":"Use this endpoint when you need to audit co-occurring missingness specifically across owner, revision, and content pins in sky observation records pinned by frame, epoch, observer, and method — and when it is critical that absent values are never silently treated as matching values. Prefer this over generic null-count tools when the domain is celestial/astronomical observation data and you need pair-level co-occurrence statistics rather than per-field counts.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-25T00:52:05.008Z","isFirstParty":false,"canonicalSlug":"sky-observations-missingness-co-occurrence-ddcdbd48"}