Example Learning Registry signed envelope

lr-envelope.json

{
  "doc_type": "resource_data", 
  "resource_locator": "http://beyondpenguins.nsdl.org/issue/column.php?date=June2008&departmentid=curriculum&columnid=curriculum!learning", 
  "update_timestamp": "2011-10-28T18:10:00.296692Z", 
  "resource_data": "<nsdl_dc:nsdl_dc xmlns:nsdl_dc=\"http://ns.nsdl.org/nsdl_dc_v1.02/\" xmlns:dc=\"http://purl.org/dc/elements/1.1/\" xmlns:dct=\"http://purl.org/dc/terms/\" xmlns:ieee=\"http://www.ieee.org/xsd/LOMv1p0\" xmlns:xs=\"http://www.w3.org/2001/XMLSchema\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" xmlns=\"http://www.openarchives.org/OAI/2.0/\" schemaVersion=\"1.02.020\" xsi:schemaLocation=\"http://ns.nsdl.org/nsdl_dc_v1.02/ http://ns.nsdl.org/schemas/nsdl_dc/nsdl_dc_v1.02.xsd\">\n  <dc:identifier xsi:type=\"dct:URI\">http://beyondpenguins.nsdl.org/issue/column.php?date=June2008&amp;departmentid=curriculum&amp;columnid=curriculum!learning</dc:identifier>\n  <dc:title>Free Podcasts on Climate and Climate Change</dc:title>\n  <dc:description>In partnership with the National Science Digital Library and Apple, NCAR and UCAR offer podcasts that provide a brief and accessible overview on climate and climate change. These podcasts, short 5-8 minute videos you can download on your computer or iPod, are a part of the NSDL on iTunes U collection.</dc:description>\n  <dc:subject>climate</dc:subject>\n  <dc:subject>climate change</dc:subject>\n  <dc:subject>podcasts</dc:subject>\n  <dc:subject>iTunesU</dc:subject>\n  <dc:subject>global warming</dc:subject>\n  <dc:subject>NSDL</dc:subject>\n  <dc:creator>Robert Payo</dc:creator>\n  <dc:identifier xsi:type=\"nsdl_dc:ResourceHandle\">hdl:2200/20100601200037604T</dc:identifier>\n  <dct:educationLevel xsi:type=\"nsdl_dc:NSDLEdLevel\">Elementary School</dct:educationLevel>\n  <dct:educationLevel xsi:type=\"nsdl_dc:NSDLEdLevel\">Early Elementary</dct:educationLevel>\n  <dct:educationLevel xsi:type=\"nsdl_dc:NSDLEdLevel\">Grade 1</dct:educationLevel>\n  <dct:educationLevel xsi:type=\"nsdl_dc:NSDLEdLevel\">Grade 2</dct:educationLevel>\n  <dct:educationLevel xsi:type=\"nsdl_dc:NSDLEdLevel\">Kindergarten</dct:educationLevel>\n  <dct:educationLevel xsi:type=\"nsdl_dc:NSDLEdLevel\">Upper Elementary</dct:educationLevel>\n  <dct:educationLevel xsi:type=\"nsdl_dc:NSDLEdLevel\">Grade 3</dct:educationLevel>\n  <dct:educationLevel xsi:type=\"nsdl_dc:NSDLEdLevel\">Grade 4</dct:educationLevel>\n  <dct:educationLevel xsi:type=\"nsdl_dc:NSDLEdLevel\">Grade 5</dct:educationLevel>\n  <dct:educationLevel xsi:type=\"nsdl_dc:NSDLEdLevel\">Vocational/Professional Development Education</dct:educationLevel>\n  <dct:audience xsi:type=\"nsdl_dc:NSDLAudience\">Educator</dct:audience>\n  <dc:type xsi:type=\"nsdl_dc:NSDLType\">Reference Material</dc:type>\n  <dc:type xsi:type=\"nsdl_dc:NSDLType\">Nonfiction Reference</dc:type>\n  <dc:format xsi:type=\"dct:IMT\">text/html</dc:format>\n  <dc:format xsi:type=\"dct:IMT\">text</dc:format>\n  <dct:accessRights xsi:type=\"nsdl_dc:NSDLAccess\">Free access</dct:accessRights>\n  <!--The National Science Digital Library (NSDL) has normalized this metadata record for use across its systems and services.-->\n</nsdl_dc:nsdl_dc>",
  "keys": ["Grade 2", "Early Elementary", "climate", "Grade 1", "NSDL", "Upper Elementary", "Grade 3", "climate change", "Grade 4", "Grade 5", "global warming", "podcasts", "iTunesU", "Kindergarten", "Elementary School", "ncs-NSDL-COLLECTION-000-003-111-989", "Vocational/Professional Development Education", "Beyond Penguins and Polar Bears: An Online Magazine for K-5 Teachers"], 
  "TOS": 
    {
      "submission_attribution": "The National Science Digital Library", 
      "submission_TOS": "http://nsdl.org/help/?pager=termsofuse"
    }, 
  "resource_data_type": "metadata", 
  "payload_schema_locator": "http://ns.nsdl.org/nsdl_dc_v1.02/ http://ns.nsdl.org/schemas/nsdl_dc/nsdl_dc_v1.02.xsd", 
  "payload_placement": "inline", 
  "payload_schema": ["nsdl_dc"], 
  "node_timestamp": "2011-10-28T18:10:00.296692Z", 
  "digital_signature": 
    {
      "key_location": ["http://pool.sks-keyservers.net:11371/pks/lookup?op=get&search=0xBFF13965146B1740", "https://keyserver2.pgp.com/vkd/DownloadKey.event?keyid=0xBFF13965146B1740"], 
      "key_owner": "The National Science Digital Library <nsdlsupport@nsdl.ucar.edu>", 
      "signing_method": "LR-PGP.1.0", 
      "signature": "-----BEGIN PGP SIGNED MESSAGE-----\nHash: SHA1\n\n22ca02c2a0d2011294e1a94065e736c4597f7002e4b96d6cd247617d0240bfea\n-----BEGIN PGP SIGNATURE-----\nVersion: GnuPG v1.4.10 (GNU/Linux)\n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\npDOiKu/1v9TzkynSj7c8\n=T8ww\n-----END PGP SIGNATURE-----\n"
    }, 
  "create_timestamp": "2011-10-28T18:10:00.296692Z", 
  "doc_version": "0.23.0", 
  "active": true, 
  "publishing_node": "cad60ef7493246868f6394fa764397c3", 
  "doc_ID": "ffb7ba21dbee481b804d49405867e83c", 
  "identity": 
    {
      "signer": "The National Science Digital Library <nsdlsupport@nsdl.ucar.edu>", 
      "submitter": "SRI International on behalf of The National Science Digital Library", 
      "submitter_type": "agent", 
      "curator": "The National Science Digital Library"
    }
}