{"schema":"sb.truth.v1","subject":"election-democratic-party-massachusetts","title":"The Election: Democratic Party & Massachusetts record","tier":"standard","tierNote":"Standard-tier record, generated from the maintained event registry: reporting, our coverage metric, market expectation, and state history. No primary-source layer yet — first-party issuer verification is what upgrades a record to full tier, the discipline the hormuz record demonstrates.","subjectBinding":{"entity":"massachusetts","bound":true,"basis":"named-in-subject","statement":"Lead subject \"massachusetts\" — named in this record's own subject line (\"Election: Democratic Party & Massachusetts\"). The reporting, record, market and state-history layers below are that subject's own; none is borrowed from a neighbouring entity. Not bound: senate — the registry attaches it to this event, but the subject line does not name it.","candidatesConsidered":["democratic party","massachusetts","senate"],"alsoDefensible":["democratic party"],"rejected":["senate"],"actionClass":"election"},"publishState":"published","publishStateNote":null,"asOf":"2026-09-01","generatedAt":"2026-09-01T15:11:18.454578+00:00","tracked":true,"access":"Free — no key, no charge. Serves at GET /api/truth/election-democratic-party-massachusetts and answers the get_truth_object MCP tool. (No exhibit page for standard-tier records yet — the API and MCP responses ARE the record.)","attribution":"Cite 'Signal Bureau' with https://sigb.ai/api/truth/election-democratic-party-massachusetts so readers can verify.","layers":{"primarySources":{"label":"Observed operational state","status":"absent","basis":"not present on a standard-tier record — no first-party issuer has been routed for this subject yet; nothing here is previewed to look finished","sources":[]},"reporting":{"label":"Observed reporting","basis":"attributed sources — outside coverage in our tracked set; verify at the source. Prediction-market question pages are excluded: a venue question is not journalism, whoever hosts it. Filtered for EVENT relevance, not just subject: a row is served only if it names \"massachusetts\" AND carries a term from this record's own subject line, or two terms from its market-question set. The subject's name alone is the key its corpus was sampled on, so it proves nothing about this event — each served row names the terms it matched in eventTerms.","status":"observed","note":"Event-relevance filtered: 6 attributable rows sampled for \"massachusetts\", 3 served, 3 withheld as not shown to be about \"Election: Democratic Party & Massachusetts\". The served count is reduced on purpose and reported, never quietly smaller.","sampledForSubject":6,"served":3,"withheldNotEventRelevant":3,"relevanceTerms":{"subjectLine":["election","democratic","party"],"questionSet":["candidate","senate","gubernatorial"]},"items":[{"title":"What to Watch in the Massachusetts Primary Election","url":"https://www.nytimes.com/2026/09/01/us/politics/massachusetts-election-what-to-watch.html","date":null,"source":null,"eventTerms":["election"],"relevance":"subject-line-term","tier":"outlet","kind":"reporting — attributed; verify at the source"},{"title":"Massachusetts' primary election is today. Here's what voters should know - NBC Boston","url":"https://news.google.com/rss/articles/CBMinAFBVV95cUxOUmd1LU9HcGNudXVUSHQySGU3eHUwMkZMalpoUVlCYjEyREl1V0o4X2FwaEF4Uk5qMzJrN2NNajJfelMzRi1mU2V1Q20wRFluMmVoU2hGdFZTNG9SVS02TFJnLVR0dzJPc09rVDJoYXBRVGRUMnRYQTJwMEh6VXlkV05OWlgtWDVXN2VGMHVCak10SFJaVDZpQWUwT0HSAaQBQVVfeXFMT3dTbEhucnEwUno0WTBpNFV3SldDajdFWGgtZnVETE4xQmZHRXZIY3Q5NUQ4ZFN0UTdQSDZpbllvTjViNnFnTnEyVm1UUUtCM1JUUmlyOHhjbnJzVWJNWUNEQkh1VVJkcHNXbDc5MXJLYmUwUHZDNWRFNWtHTEFSR01wYjNOSmU5b0hNa0dGUEx0dERvc2lTUEtvUTZjT1NCWS1WTmo?oc=5&hl=en-US&gl=US&ceid=US:en","date":null,"source":null,"eventTerms":["election"],"relevance":"subject-line-term","tier":"social/aggregator","kind":"reporting — attributed; verify at the source"},{"title":"Live results of the 2026 Massachusetts primary elections - wgbh.org","url":"https://news.google.com/rss/articles/CBMipAFBVV95cUxQd3c5SkJXa1kwalRVUWxJaVdvWTJFb0szYktlZnhVZ0t4WTNZM1d5Z2ZKVU9reTdfaV91cWRqRkxIajlFaTY5bUFiTk5XX3RadGtBTjVfeGdfY09sZ3VqalhncENYbWpzbTJMaDJHLVJiNmNTbldhbGcwR0dnWWVLVUdmLTNXWmk2eV9JZG5NRlFuOElLTWh2el84SUx0SDBiamhNRw?oc=5&hl=en-US&gl=US&ceid=US:en","date":null,"source":null,"eventTerms":["election"],"relevance":"subject-line-term","tier":"social/aggregator","kind":"reporting — attributed; verify at the source"}]},"record":{"label":"The record itself","basis":"our own count of documents we ingested and can name — not a claim about the world, and market questions are excluded because a question is not reporting","documents":153,"outlets":89,"activeDays":36,"firstSeen":"2026-03-20","firstSeenStatus":"observed","firstSeenNote":null,"lastSeen":"2026-08-31","lastSeenStatus":"observed","lastSeenNote":null,"homeDomains":[],"asserts":{"launch-release":7,"sports-outcome":7,"acquisition":6,"election":6,"utterance":4,"funding-round":3},"assertionCoverage":0.268,"movesWith":[{"name":"institute","together":27},{"name":"connecticut","together":24},{"name":"florida","together":21},{"name":"illinois","together":21},{"name":"jersey","together":21},{"name":"pennsylvania","together":21},{"name":"trump","together":21},{"name":"ai","together":19}],"movesWithLabels":["institute","connecticut","florida","illinois","jersey","pennsylvania","trump","ai"],"provenance":"curated"},"coverageMetric":{"label":"Coverage state","basis":"our own measurement — our attention, not the event's state","direction":"new","baselineRelativePct":null,"reading":"History still too thin for a baseline; day-over-day read.","trackedDays":1,"eventMentions":54,"periods":[{"period":"2026","mentions":54}]},"market":{"label":"Market expectation","basis":"attributed — markets price collective belief about defined outcomes; belief, not fact, and never proof that an event occurred","rowsStatus":"observed","rowsNote":null,"current":[{"question":"Will Ed Markey win the Massachusetts Democratic Senate primary by 35–40%?","url":"https://polymarket.com/event/massachusetts-democratic-senate-primary-margin-of-victory","source":"Polymarket (ai-tech)","probabilityPct":8,"change24hPct":-37,"pricedAt":null,"capturedAt":"2026-08-29","deadline":null,"deadlinePassed":false,"reading":"belief, not fact"}],"arc":[],"eventArc":{"name":"Election: Democratic Party & Massachusetts","slug":"election-democratic-party-massachusetts","questionCount":12,"questions":["Will the Democratic Party candidate win the 2026 Massachusetts Senate election by 0%-10%?","Will the Democratic Party candidate win the 2026 Massachusetts Senate election by 45% or more?","Will the Democratic Party candidate win the 2026 Massachusetts gubernatorial election by 0%-5%?"],"mentions":54,"firstSeen":"2026-08-07","firstSeenStatus":"observed","lastSeen":"2026-08-09","lastSeenStatus":"observed","stampNote":null}},"judgment":{"label":"Our reading","basis":"derived judgment — our reading over the layers above; ours, and labeled ours","asOf":"2026-09-01","text":"A standard-tier record keeps its layers apart and does not collapse them. Lead subject \"massachusetts\" — named in this record's own subject line (\"Election: Democratic Party & Massachusetts\"). The reporting, record, market and state-history layers below are that subject's own; none is borrowed from a neighbouring entity. Not bound: senate — the registry attaches it to this event, but the subject line does not name it. Our coverage metric measures our attention; the reporting is attributed, not verified against first-party issuers; the market layer prices belief, not fact. Reading any single layer as \"the answer\" is how a machine gets this wrong — and this record's honest limit is stated in its tier: no primary-source layer exists here yet."},"consensus":{"label":"Reporting consensus","basis":"retroactive claims ledger — kernel facts scored by independent-chain agreement","pending":true,"note":"No claims ledger has been computed for this subject yet — consensus scoring is full-tier machinery.","retired":[]},"stateHistory":{"label":"State history","basis":"recorded transitions — never edited after the fact","status":"recorded","note":null,"transitions":[{"field":"coverage state","from":"insufficient_history","to":"new","at":"2026-09-01T15:11:18.454578+00:00","heldSince":"2026-08-30T04:58:44.769155+00:00"},{"field":"wire tier","from":"watch","to":"flagged","at":"2026-09-01T15:11:18.454578+00:00","heldSince":"2026-08-30T04:58:44.769155+00:00"}]}}}