{"dataset":{"id":"homecostgrid.state-home-project-decision-matrix","name":"HomeCostGrid State Home Project Decision Matrix","dataVersion":"2026.08.28.1","schemaVersion":"1.1.0","publicationVersion":"2026.08.28.1","dataReleasedAt":"2026-08-28","publicationUpdatedAt":"2026-08-28","jurisdictions":51,"controlsPerJurisdiction":195,"stateRecords":9945,"nationalModules":5,"totalLogicalRecords":9950,"fingerprint":"sha256:711f4cb24c2fbd1244c9455345ca58d61c0e7b030d032d440d49cfe94899ab91"},"current":{"dataVersion":"2026.08.28.1","schemaVersion":"1.1.0","publicationVersion":"2026.08.28.1"},"availableDataVersions":["2026.08.28.1"],"immutableArchivesAvailable":false,"releases":[{"id":"initial-unversioned","kind":"legacy-publication","releasedAt":"2026-07-30","dataVersion":null,"schemaVersion":null,"publicationVersion":null,"dataChanged":null,"schemaChanged":null,"summary":"Initial unversioned publication of the State Home Project Decision Matrix.","changes":["Published 9,945 generated state control applications and five national quality-assurance modules.","Established 51-jurisdiction, 13-project-family and 15-decision-control coverage without asserting local prices, fees or rules.","No retrospective version number is assigned to this release."]},{"id":"data-2026.08.12.1","kind":"data-release","releasedAt":"2026-08-12","dataVersion":"2026.08.12.1","schemaVersion":null,"publicationVersion":null,"dataChanged":true,"schemaChanged":null,"summary":"First formally versioned data release, adding record and official-source freshness operations while preserving the 9,950 logical-record structure.","changes":["Added lastVerified, reviewDue, sourceStatus, record contentHash, sourceContentHash and replacementSourceUrl fields to state control applications.","Added the ten-entry official-source operations ledger and machine-readable freshness summary.","Recorded the EPA Renovation, Repair and Painting replacement URL and retained HUD automation failure as unreachable rather than dead.","Did not add local prices, permit determinations or address-level findings."]},{"id":"publication-2026.08.20.1","kind":"publication-release","releasedAt":"2026-08-20","dataVersion":"2026.08.12.1","schemaVersion":"1.0.0","publicationVersion":"2026.08.20.1","dataChanged":false,"schemaChanged":true,"summary":"Introduced a reproducible release manifest, explicit version policy and citation contract without changing matrix rows or the data version.","changes":["Separated immutable data, schema and publication versions.","Defined stable record identifiers, deterministic ordering and canonical SHA-256 release fingerprints.","Documented the 9,945-row state-control CSV separately from the five national QA modules.","Added preferred, record-level, BibTeX and Citation File Format guidance with the custom HomeCostGrid dataset-license URL and no invented DOI."]},{"id":"data-2026.08.28.1","kind":"data-release","releasedAt":"2026-08-28","dataVersion":"2026.08.28.1","schemaVersion":"1.1.0","publicationVersion":"2026.08.20.1","dataChanged":true,"schemaChanged":true,"summary":"Human-reviewed the ten-source ledger, corrected two source identities and replaced whole-page hash noise with fail-closed semantic fingerprints.","changes":["Replaced the redirected DOE Energy Saver root with the live DOE Home Energy Checklist and bound the energy control to bills, serving-utility and program verification.","Replaced the generic FTC scam page with the exact official home-improvement guidance for written estimates, contracts and payment controls.","Recorded the IRS credit's current effective-date boundary without presenting an expired federal credit as available.","Added bounded 2xx-only HTML transport checks, semantic main/article fingerprints, source-identity anchors and a dynamic-feed identity mode for CPSC recalls.","Bound the intermittently blocked HUD page to its single article root after manual review, allowing semantic monitoring without treating its changing response shell as content drift.","Tightened HUD, CPSC, OSHA and FTC control wording so each official link supports the action it accompanies without implying broader agency rules."]},{"id":"publication-2026.08.28.1","kind":"publication-release","releasedAt":"2026-08-28","dataVersion":"2026.08.28.1","schemaVersion":"1.1.0","publicationVersion":"2026.08.28.1","dataChanged":false,"schemaChanged":false,"summary":"Published the reviewed source baseline and documented semantic versus response-body drift without claiming archived agency copies.","changes":["Exposed the semantic fingerprint method, content-root and identity-anchor contract in the source operations ledger.","Separated approved semantic hashes from decoded response-body hashes so page chrome and cache variation do not masquerade as source-content change.","Advanced source review dates to August 28, 2026, with the next quarterly review due November 28, 2026."]}],"limitation":"This endpoint documents release history but does not claim that earlier response bytes are archived or retrievable.","canonical":"https://homecostgrid.com/research/state-project-decision-matrix"}