{"checkedAt":"2026-09-07T21:40:27.495Z","status":"passed","scope":"All WTC2 operations remain west of the conservative display-only smoke box; archived/production source-elevation profile rays compare both retained steel and empty regions inside that box. This checks preservation, not a claim that the inherited geometry is confirmed in smoke.","source":{"report":"NIST NCSTAR1-5A final, chapters1-8","figure":"7-25","printedPage":111,"pdfPage":207,"url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101356","nativeImage":"NIST1-5A-south-pdf207-native0.jpeg","nativeSizePixels":[2403,2255],"pdfImageXref":736,"comparison":"Same observed damage schematic shown in NCSTAR1-2 Executive Summary FigE-46(a), pxciv/PDF96. FigE-46(b) is calculated and is not used for these operations."},"proposalSha256":"5921985470ae0eee07ee439405b10698305dbbb93c44d4c1af560e52bbfa36a3","grayBounds":{"xFt":[61.019417,85.603865],"floor":[82.439516,85.4]},"reviewedOperations":16,"changedPanelIds":["WTC2-S-C414-416-F80.4-83.4","WTC2-S-C417-419-F79.4-82.4","WTC2-S-C432-434-F76.4-79.4","WTC2-S-C411-413-F81.4-84.4","WTC2-S-C423-425-F77.4-80.4","WTC2-S-C429-431-F78.4-81.4","WTC2-S-C426-428-F76.4-79.4","WTC2-S-C435-437-F77.4-80.4"],"checks":25,"meshComparisons":1536,"actualRays":3072,"retainedWitnesses":891,"emptyWitnesses":645,"failures":[],"mismatch":[]}