{
  "articleNumber": "A09",
  "verifiedAt": "2026-10-16",
  "evidenceBoundary": "Evidence levels are item-specific; no blanket all-full-text verification claim. No educational participant outcomes supplied.",
  "dataset": {
    "url": "https://exoplanetarchive.ipac.caltech.edu/TAP/sync?query=select+pl_name%2Chostname%2Cdefault_flag%2Csoltype%2Cdiscoverymethod%2Cpl_controv_flag%2Csy_snum%2Ccb_flag%2Cpl_orbper%2Cpl_orbpererr1%2Cpl_orbpererr2%2Cpl_orbperlim%2Cpl_orbsmax%2Cpl_orbsmaxerr1%2Cpl_orbsmaxerr2%2Cpl_orbsmaxlim%2Cpl_orbeccen%2Cpl_orbeccenerr1%2Cpl_orbeccenerr2%2Cpl_orbeccenlim%2Cpl_orbincl%2Cpl_refname%2Cdisc_year+from+ps+where+default_flag%3D1+order+by+pl_name&format=csv",
    "query": "select pl_name,hostname,default_flag,soltype,discoverymethod,pl_controv_flag,sy_snum,cb_flag,pl_orbper,pl_orbpererr1,pl_orbpererr2,pl_orbperlim,pl_orbsmax,pl_orbsmaxerr1,pl_orbsmaxerr2,pl_orbsmaxlim,pl_orbeccen,pl_orbeccenerr1,pl_orbeccenerr2,pl_orbeccenlim,pl_orbincl,pl_refname,disc_year from ps where default_flag=1 order by pl_name",
    "retrievedAt": "2026-10-16T00:25:01.360504+00:00",
    "sha256": "034f619a7366eea09fdf2a169d9c7c9ca61f926731702f29fe9ff9e61b4b56cd",
    "bytes": 1873252,
    "datasetDoi": "10.26133/NEA12",
    "table": "ps",
    "rawSourceRedistributed": false,
    "rightsFinding": "Public TAP service and citation guidance verified. No blanket CC license for all source papers or data asserted. Only aggregate audit counts and original code/instruments redistributed.",
    "documentationUrls": [
      "https://exoplanetarchive.ipac.caltech.edu/docs/API_PS_columns.html",
      "https://exoplanetarchive.ipac.caltech.edu/docs/TAP/usingTAP.html",
      "https://exoplanetarchive.ipac.caltech.edu/docs/acknowledge.html",
      "https://exoplanetarchive.ipac.caltech.edu/docs/privacy.html"
    ]
  },
  "variables": [
    {
      "name": "pl_name",
      "unit": "string",
      "role": "Planet identifier, not learner ID"
    },
    {
      "name": "hostname",
      "unit": "string",
      "role": "Host split between task forms"
    },
    {
      "name": "default_flag",
      "unit": "0/1",
      "role": "Selected default solution; not proof of Published Confirmed status"
    },
    {
      "name": "soltype",
      "unit": "categorical",
      "role": "Restrict to Published Confirmed"
    },
    {
      "name": "discoverymethod",
      "unit": "categorical",
      "role": "Avoid projected-axis discovery contexts"
    },
    {
      "name": "pl_controv_flag",
      "unit": "0/1",
      "role": "Restrict zero"
    },
    {
      "name": "sy_snum",
      "unit": "count",
      "role": "Restrict one star"
    },
    {
      "name": "cb_flag",
      "unit": "0/1",
      "role": "Exclude circumbinary"
    },
    {
      "name": "pl_orbper",
      "unit": "days",
      "role": "Time scale; finite positive"
    },
    {
      "name": "pl_orbsmax",
      "unit": "astronomical units",
      "role": "Orbital semi-major axis after method restriction"
    },
    {
      "name": "pl_orbeccen",
      "unit": "dimensionless",
      "role": "Ellipse shape; missing not imputed zero"
    },
    {
      "name": "pl_orbincl",
      "unit": "degrees",
      "role": "Audited; not used as a complete sky-orientation model"
    },
    {
      "name": "pl_refname",
      "unit": "HTML reference link",
      "role": "Preserve original parameter-paper attribution"
    },
    {
      "name": "disc_year",
      "unit": "year",
      "role": "Descriptive source metadata"
    }
  ],
  "parameterMetadata": {
    "suffixes": {
      "err1": "reported upper uncertainty, positive in strict subset",
      "err2": "reported lower uncertainty, negative in strict subset",
      "lim": "limit flag; require zero for core"
    },
    "appliesTo": [
      "pl_orbper",
      "pl_orbsmax",
      "pl_orbeccen"
    ],
    "uncertaintyWarning": "Marginal errors do not establish covariance or a joint posterior; scenario bounds are not a 95% joint confidence region."
  },
  "references": [
    {
      "referenceNumber": 1,
      "url": "https://www.thevrschool.org/media/world-models-and-learning",
      "evidenceLevel": "Authorial philosophical page and metadata inspected; institutional outcome claims not verified",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "85273c2146dd748d093d1de63b5d0010dedff37f6f583edfed22b311ddfebdbe",
      "sourceCacheLabel": "cheteni.html"
    },
    {
      "referenceNumber": 2,
      "url": "https://link.springer.com/article/10.1007/s10648-020-09586-2",
      "evidenceLevel": "Full text on original publisher page inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": true,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "a9205e57cce23d1bbf059fae8ac53786aa0d19fc052b2cc5e54f1eaf3ecccbbb",
      "sourceCacheLabel": "camil.html"
    },
    {
      "referenceNumber": 3,
      "url": "https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0229788",
      "evidenceLevel": "Full text on original publisher page inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": true,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "271db6992b917ed6241c0b8aded3e92d50cae980604ba0ba9153bc934751ce30",
      "sourceCacheLabel": "plos-madden.html"
    },
    {
      "referenceNumber": 4,
      "url": "https://onlinelibrary.wiley.com/doi/10.1111/jcal.12567",
      "evidenceLevel": "Original publisher search-visible abstract/citation and author-lab reference verified; full text not inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false
    },
    {
      "referenceNumber": 5,
      "url": "https://researchprofiles.ku.dk/en/publications/adding-immersive-virtual-reality-to-a-science-lab-simulation-caus/",
      "evidenceLevel": "Author institution abstract and citation metadata inspected; original article full text not inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "d6893913f0ae74046b8c067527271373dff080f8001082fd63a70e7c57448d3f",
      "sourceCacheLabel": "ku-lesslearning.html"
    },
    {
      "referenceNumber": 6,
      "url": "https://researchprofiles.ku.dk/en/publications/a-study-of-how-immersion-and-interactivity-drive-vr-learning/",
      "evidenceLevel": "Author institution abstract and citation metadata inspected; full text not inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "4ce2d8ab885867453477313da6089b4dafa03ac797fd848566a36ac92a04d923",
      "sourceCacheLabel": "ku-immersion.html"
    },
    {
      "referenceNumber": 7,
      "url": "https://link.springer.com/article/10.1007/s10648-024-09956-0",
      "evidenceLevel": "Full text on original publisher page inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": true,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "108cd6cddbb6ac5a64367550e226b4126c05262d3ee1c2c27996ee6ae35b543f",
      "sourceCacheLabel": "transfer-klingenberg.html"
    },
    {
      "referenceNumber": 8,
      "url": "https://pubmed.ncbi.nlm.nih.gov/12081085/",
      "evidenceLevel": "PubMed abstract and bibliographic identity verified through web retrieval; local HTML was a service interstitial, not full-text evidence",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false
    },
    {
      "referenceNumber": 9,
      "url": "https://arxiv.org/abs/2506.03299",
      "evidenceLevel": "Author preprint abstract and complete author metadata inspected; published DOI verified by archive DOI registry; full text not inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "d6f27f40fa4bed4e48eae7c93a819369aab9ebd2afe67f9233017f7b2f2edaea",
      "sourceCacheLabel": "nasa-paper.html"
    },
    {
      "referenceNumber": 10,
      "url": "https://exoplanetarchive.ipac.caltech.edu/docs/doi.html",
      "evidenceLevel": "Official dataset identifier registry and exact TAP response inspected; aggregate source audit executed",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "7d41bf9ebef8677ed5e9a5a0ded6bc1ea767fef5a3029c77db199079b5da5024",
      "sourceCacheLabel": "nasa-doi.html"
    },
    {
      "referenceNumber": 11,
      "url": "https://exoplanetarchive.ipac.caltech.edu/docs/API_PS_columns.html",
      "evidenceLevel": "Official documentation inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "969748184bdd0e5bb9dd1c4d684edb603d821f89771e4341a280f094f3d9e17d",
      "sourceCacheLabel": "nasa-columns.html"
    },
    {
      "referenceNumber": 12,
      "url": "https://exoplanetarchive.ipac.caltech.edu/docs/TAP/usingTAP.html",
      "evidenceLevel": "Official documentation inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "b65ec5e487fa1a7699f0077e6383955b0a2c66795ba3fc65757cc88ed4f297d6",
      "sourceCacheLabel": "nasa-tap.html"
    },
    {
      "referenceNumber": 13,
      "url": "https://exoplanetarchive.ipac.caltech.edu/docs/acknowledge.html",
      "evidenceLevel": "Official documentation inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "a98f383994b016d39f32fede56bb20bfe2536e44ef3e1098134e58edd60ca586",
      "sourceCacheLabel": "nasa-acknowledge.html",
      "additionalEvidence": [
        {
          "url": "https://exoplanetarchive.ipac.caltech.edu/docs/privacy.html",
          "sha256": "a1a204a10086f3ead3d6ab806a4710dcd166778126bf81f0337f33c9b5d2b021"
        }
      ]
    },
    {
      "referenceNumber": 14,
      "url": "https://www.w3.org/TR/xaur/",
      "evidenceLevel": "Official documentation inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "91d052a01cc17d7ae346dd3b111ffe70a003459433545a9a02cc8d428506ab68",
      "sourceCacheLabel": "xaur.html"
    },
    {
      "referenceNumber": 15,
      "url": "https://doi.org/10.3758/BF03196322",
      "evidenceLevel": "Original publisher abstract and metadata inspected; full text not inspected",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false,
      "retrievedContentSha256": "d23972b8d4a0546a25db8a5f1b2c934537dfe4b78379293c41faf5fe5712f8ff",
      "sourceCacheLabel": "wilson.html"
    },
    {
      "referenceNumber": 16,
      "url": "https://www.bmj.com/content/345/bmj.e5661",
      "evidenceLevel": "Original publisher HTML previously retrieved and rechecked locally",
      "fullTextInspected": true,
      "verificationDate": "2026-10-16",
      "retrievedContentSha256": "9e3eaa411c1013a447adc698413312c562b1049c88eb1e88a4da1464e8f843b3",
      "sourceCacheLabel": "consort-cluster.html",
      "thirdPartyMaterialRedistributed": false
    },
    {
      "referenceNumber": 17,
      "url": "https://www.ebi.ac.uk/europepmc/webservices/rest/PMC4521133/fullTextXML",
      "evidenceLevel": "Full text in original publisher JATS via Europe PMC previously retrieved and rechecked locally",
      "fullTextInspected": true,
      "verificationDate": "2026-10-16",
      "retrievedContentSha256": "af76cd7c21489aa2d951a56ef326a61699817e9fcaa6b8230426707eaca3eb94",
      "sourceCacheLabel": "power.xml",
      "thirdPartyMaterialRedistributed": false
    },
    {
      "referenceNumber": 18,
      "url": "https://www.ebi.ac.uk/europepmc/webservices/rest/PMC12035670/fullTextXML",
      "evidenceLevel": "Full text in original publisher JATS via Europe PMC previously retrieved and rechecked locally",
      "fullTextInspected": true,
      "verificationDate": "2026-10-16",
      "retrievedContentSha256": "b0ea2619d7c1e8eeb6fa37f5f5a7202a2466bee4d83a4a1807246fc6f51642e4",
      "sourceCacheLabel": "spirit.xml",
      "thirdPartyMaterialRedistributed": false,
      "rightsCaution": "Source JATS contains conflicting noncommercial and CC BY wording. Citation only; no full-text reuse or ready-for-CC-ingestion status is asserted."
    },
    {
      "referenceNumber": 19,
      "url": "https://chatgpt.com/",
      "evidenceLevel": "Tool use directly disclosed; exact model build not asserted",
      "verificationDate": "2026-10-16",
      "fullTextInspected": false,
      "thirdPartyMaterialRedistributed": false
    },
    {
      "referenceNumber": 20,
      "url": "https://doi.org/10.1093/biomet/86.4.948",
      "evidenceLevel": "Primary publisher bibliographic metadata verified in preceding methods work; article full text not inspected",
      "fullTextInspected": false,
      "verificationDate": "2026-10-16",
      "thirdPartyMaterialRedistributed": false
    }
  ]
}
