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Raw File Download

To reference or cite the objects present in the Software Heritage archive, permalinks based on SoftWare Hash IDentifiers (SWHIDs) must be used.
Select below a type of object currently browsed in order to display its associated SWHID and permalink.

  • content
content badge
swh:1:cnt:0f999965d9fdc1adbb2c25ec4836a1e1b3e7bef7

This interface enables to generate software citations, provided that the root directory of browsed objects contains a citation.cff or codemeta.json file.
Select below a type of object currently browsed in order to generate citations for them.

  • content
(requires biblatex-software package)
Generating citation ...
<!DOCTYPE html>
<html>
  <head>
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
    <script src="https://ajax.googleapis.com/ajax/libs/jqueryui/1.11.4/jquery-ui.min.js"></script>
    <link rel="stylesheet" media="screen" href="https://fonts.googleapis.com/css?family=Source+Sans+Pro:300,400,600" />
    <link rel="stylesheet" media="screen" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" />


    <style>
     * {
         -moz-box-sizing:border-box;
         -webkit-box-sizing:border-box;
         box-sizing:border-box;
     }

     html, body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre,
     abbr, address, cite, code, del, dfn, em, img, ins, kbd, q, samp,
     small, strong, sub, sup, var, b, i, dl, dt, dd, ol, ul, li,
     fieldset, form, label, legend, caption, article, aside, canvas, details, figcaption, figure,  footer, header, hgroup,
     menu, nav, section, summary, time, mark, audio, video {
         margin:0;
         padding:0;
         border:0;
         outline:0;
         vertical-align:baseline;
         background:transparent;
     }

     article, aside, details, figcaption, figure, footer, header, hgroup, nav, section {
         display: block;
     }

     html {
         font-size: 16px;
         line-height: 24px;
         width:100%;
         height:100%;
         -webkit-text-size-adjust: 100%;
         -ms-text-size-adjust: 100%;
         overflow-y:scroll;
         overflow-x:hidden;
     }

     img {
         vertical-align:middle;
         max-width: 100%;
         height: auto;
         border: 0;
         -ms-interpolation-mode: bicubic;
     }

     body {
         min-height:100%;
         -webkit-font-smoothing: subpixel-antialiased;
     }

     .clearfix {
	       clear:both;
	       zoom: 1;
     }
     .clearfix:before, .clearfix:after {
         content: "\0020";
         display: block;
         height: 0;
         visibility: hidden;
     }
     .clearfix:after {
         clear: both;
     }
    </style>
    <style>
  .plain.error-page-wrapper {
    font-family: 'Source Sans Pro', sans-serif;
    background-color:#6355bc;
    padding:0 5%;
    position:relative;
  }

  .plain.error-page-wrapper .content-container {
    -webkit-transition: left .5s ease-out, opacity .5s ease-out;
    -moz-transition: left .5s ease-out, opacity .5s ease-out;
    -ms-transition: left .5s ease-out, opacity .5s ease-out;
    -o-transition: left .5s ease-out, opacity .5s ease-out;
    transition: left .5s ease-out, opacity .5s ease-out;
    max-width:400px;
    position:relative;
    left:-30px;
    opacity:0;
  }

  .plain.error-page-wrapper .content-container.in {
    left: 0px;
    opacity:1;
  }

  .plain.error-page-wrapper .head-line {
    transition: color .2s linear;
    font-size:48px;
    line-height:60px;
    color:rgba(255,255,255,.2);
    letter-spacing: -1px;
    margin-bottom: 5px;
  }
  .plain.error-page-wrapper .subheader {
    transition: color .2s linear;
    font-size:36px;
    line-height:46px;
    color:#fff;
  }
  .plain.error-page-wrapper hr {
    height:1px;
    background-color: rgba(255,255,255,.2);
    border:none;
    width:250px;
    margin:35px 0;
  }
  .plain.error-page-wrapper .context {
    transition: color .2s linear;
    font-size:18px;
    line-height:27px;
    color:#fff;
  }
  .plain.error-page-wrapper .context p {
    margin:0;
  }
  .plain.error-page-wrapper .context p:nth-child(n+2) {
    margin-top:12px;
  }
  .plain.error-page-wrapper .buttons-container {
    margin-top: 45px;
    overflow: hidden;
  }
  .plain.error-page-wrapper .buttons-container a {
    transition: color .2s linear, border-color .2s linear;
    font-size:14px;
    text-transform: uppercase;
    text-decoration: none;
    color:#fff;
    border:2px solid white;
    border-radius: 99px;
    padding:8px 30px 9px;
    display: inline-block;
    float:left;
  }
  .plain.error-page-wrapper .buttons-container a:hover {
    background-color:rgba(255,255,255,.05);
  }
  .plain.error-page-wrapper .buttons-container a:first-child {
    margin-right:25px;
  }

  @media screen and (max-width: 485px) {
    .plain.error-page-wrapper .header {
      font-size:36px;
     }
    .plain.error-page-wrapper .subheader {
      font-size:27px;
      line-height:38px;
     }
    .plain.error-page-wrapper hr {
      width:185px;
      margin:25px 0;
     }

    .plain.error-page-wrapper .context {
      font-size:16px;
      line-height: 24px;
     }
    .plain.error-page-wrapper .buttons-container {
      margin-top:35px;
    }

    .plain.error-page-wrapper .buttons-container a {
      font-size:13px;
      padding:8px 0 7px;
      width:45%;
      text-align: center;
    }
    .plain.error-page-wrapper .buttons-container a:first-child {
      margin-right:10%;
    }
  }
</style>
    <style>

    .background-color {
      background-color: rgba(244, 244, 244, 1) !important;
    }


    .primary-text-color {
      color: rgba(171, 171, 171, 1) !important;
    }

    .secondary-text-color {
      color: rgba(0, 0, 0, 1) !important;
    }

    .sign-text-color {
      color: #FFBA00 !important;
    }

    .sign-frame-color {
      color: #343C3F;
    }

    .pane {
      background-color: #FFFFFF !important;
    }

    .border-button {
      color: rgba(46, 186, 174, 1) !important;
      border-color: rgba(46, 186, 174, 1) !important;
    }
    .button {
      background-color: rgba(46, 186, 174, 1) !important;
      color: #FFFFFF !important;
    }

    .shadow {
      box-shadow: 0 0 60px #000000;
    }

</style>
  </head>
  <body class="plain error-page-wrapper background-color background-image">
    <div class="content-container">
	<div class="head-line secondary-text-color">
		404
	</div>
	<div class="subheader primary-text-color">
		Oops, the page you're <br>
		looking for does not exist.
	</div>
	<hr>
	<div class="clearfix"></div>
	<div class="context primary-text-color">
		<!-- doesn't use context_content because it's ALWAYS the same thing -->
    <p>
      You may want to head back to the homepage.<br />
      If you think something is broken, report a problem.
    </p>
	</div>
	<div class="buttons-container">
		<a class="border-button" href="{{ "/" | relURL }}">Go To Homepage</a>
		<a class="border-button" href="mailto:{{ .Site.Social.email }}">Report A Problem</a>
	</div>
</div>

    <script>
     function ErrorPage(container, pageType, templateName) {
       this.$container = $(container);
       this.$contentContainer = this.$container.find(templateName == 'sign' ? '.sign-container' : '.content-container');
       this.pageType = pageType;
       this.templateName = templateName;
     }

     ErrorPage.prototype.centerContent = function () {
       var containerHeight = this.$container.outerHeight()
         , contentContainerHeight = this.$contentContainer.outerHeight()
         , top = (containerHeight - contentContainerHeight) / 2
         , offset = this.templateName == 'sign' ? -100 : 0;

       this.$contentContainer.css('top', top + offset);
     };

     ErrorPage.prototype.initialize = function () {
       var self = this;

       this.centerContent();
       this.$container.on('resize', function (e) {
         e.preventDefault();
         e.stopPropagation();
         self.centerContent();
       });

       // fades in content on the plain template
       if (this.templateName == 'plain') {
         window.setTimeout(function () {
           self.$contentContainer.addClass('in');
         }, 500);
       }

       // swings sign in on the sign template
       if (this.templateName == 'sign') {
         $('.sign-container').animate({textIndent : 0}, {
           step : function (now) {
             $(this).css({
               transform : 'rotate(' + now + 'deg)',
               'transform-origin' : 'top center'
             });
           },
           duration : 1000,
           easing : 'easeOutBounce'
         });
       }
     };


     ErrorPage.prototype.createTimeRangeTag = function(start, end) {
       return (
         '<time utime=' + start + ' simple_format="MMM DD, YYYY HH:mm">' + start + '</time> - <time utime=' + end + ' simple_format="MMM DD, YYYY HH:mm">' + end + '</time>.'
       )
     };


     ErrorPage.prototype.handleStatusFetchSuccess = function (pageType, data) {
       if (pageType == '503') {
         $('#replace-with-fetched-data').html(data.status.description);
       } else {
         if (!!data.scheduled_maintenances.length) {
           var maint = data.scheduled_maintenances[0];
           $('#replace-with-fetched-data').html(this.createTimeRangeTag(maint.scheduled_for, maint.scheduled_until));
           $.fn.localizeTime();
         }
         else {
           $('#replace-with-fetched-data').html('<em>(there are no active scheduled maintenances)</em>');
         }
       }
     };


     ErrorPage.prototype.handleStatusFetchFail = function (pageType) {
       $('#replace-with-fetched-data').html('<em>(enter a valid StatusPage.io url)</em>');
     };


     ErrorPage.prototype.fetchStatus = function (pageUrl, pageType) {
       //console.log('in app.js fetch');
       if (!pageUrl || !pageType || pageType == '404') return;

       var url = ''
         , self = this;

       if (pageType == '503') {
         url = pageUrl + '/api/v2/status.json';
       }
       else {
         url = pageUrl + '/api/v2/scheduled-maintenances/active.json';
       }

       $.ajax({
         type : "GET",
         url : url,
       }).success(function (data, status) {
         //console.log('success');
         self.handleStatusFetchSuccess(pageType, data);
       }).fail(function (xhr, msg) {
         //console.log('fail');
         self.handleStatusFetchFail(pageType);
       });

     };
     var ep = new ErrorPage('body', "404", "plain");
     ep.initialize();

     // hack to make sure content stays centered >_<
     $(window).on('resize', function() {
       $('body').trigger('resize')
     });

    </script>


  </body>
</html>

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Software Heritage — Copyright (C) 2015–2026, The Software Heritage developers. License: GNU AGPLv3+.
The source code of Software Heritage itself is available on our development forge.
The source code files archived by Software Heritage are available under their own copyright and licenses.
Terms of use: Archive access, API— Content policy— Contact— JavaScript license information— Web API