diff --git a/examples/docs/README.md b/examples/docs/README.md
index 896a8a1f46598d8b780d61430d8847fb6139a7fb..fbbb8173f4bdf83e20f0d41740b8ee9d95ae37d4 100644
--- a/examples/docs/README.md
+++ b/examples/docs/README.md
@@ -3,25 +3,3 @@
  # Readme
 
 
-
-## /
-
-* [Abstract](./abstract.schema.md) – `https://example.com/schemas/abstract`
-* [Arrays](./arrays.schema.md) – `https://example.com/schemas/arrays`
-* [Complex References ](./complex.schema.md) – `https://example.com/schemas/complex`
-* [Constant Types](./constants.schema.md) – `https://example.com/schemas/constants`
-* [Custom](./custom.schema.md) – `https://example.com/schemas/custom`
-* [Deeply Extending](./deepextending.schema.md) – `https://example.com/schemas/deepextending`
-* [Definitions](./definitions.schema.md) – `https://example.com/schemas/definitions`
-* [Enumerated ](./enums.schema.md) – `https://example.com/schemas/enums`
-* [Example](./example.schema.md) – `https://example.com/schemas/example`
-* [Examples](./examples.schema.md) – `https://example.com/schemas/examples`
-* [Extending](./extending.schema.md) – `https://example.com/schemas/extending`
-* [Extensible](./extensible.schema.md) – `https://example.com/schemas/extensible`
-* [Simple](./simple.schema.md) – `https://example.com/schemas/simple`
-* [Simple Types](./simpletypes.schema.md) – `https://example.com/schemas/simpletypes`
-* [Stabilizing](./stabilizing.schema.md) – `https://example.com/schemas/stabilizing`
-
-## /subdir/
-
-* [Subdir](./subdir/subdir.schema.md) – `https://example.com/schemas/subdir/subdir`
diff --git a/examples/docs/abstract.schema.md b/examples/docs/abstract.schema.md
index a4e4b7e958808b7aed0ecd8cd5c9ae6d1ec81f03..fdd7b672ec7e4aeebbbc85ce0a7747324c768210 100644
--- a/examples/docs/abstract.schema.md
+++ b/examples/docs/abstract.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/abstract
 
 This is an abstract schema. It has `definitions`, but does not declare any properties
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Cannot be instantiated | Yes | Experimental | Forbidden | Permitted | [abstract.schema.json](abstract.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Cannot be instantiated | Yes | Experimental | No | Forbidden | Permitted | [abstract.schema.json](abstract.schema.json) |
 
 # Abstract Definitions
 
diff --git a/examples/docs/arrays.schema.md b/examples/docs/arrays.schema.md
index 7b224d4050f08d79b81ded276471a3b97e4a5686..15d3d811ed9a90f9dbfff0eb705810320bb57fd4 100644
--- a/examples/docs/arrays.schema.md
+++ b/examples/docs/arrays.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/arrays
 
 This is an example schema with examples for multiple array types and their constraints.
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | No | Experimental | Forbidden | Permitted | [arrays.schema.json](arrays.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | No | Experimental | No | Forbidden | Permitted | [arrays.schema.json](arrays.schema.json) |
 
 # Arrays Properties
 
diff --git a/examples/docs/complex.schema.md b/examples/docs/complex.schema.md
index 44679c259cae5eb500dfbe0e8347eb55c0d72eb1..1a04dcd016dd8422fd64fccf7c365f07e5993fc2 100644
--- a/examples/docs/complex.schema.md
+++ b/examples/docs/complex.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/complex
 
 This is an example schema that uses types defined in other schemas.
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | No | Experimental | Forbidden | Permitted | [complex.schema.json](complex.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | No | Experimental | No | Forbidden | Permitted | [complex.schema.json](complex.schema.json) |
 ## Schema Hierarchy
 
 * Complex References  `https://example.com/schemas/complex`
diff --git a/examples/docs/constants.schema.md b/examples/docs/constants.schema.md
index 4dce7954acee92a1bf37b2f1a260965f9216124e..cf4c3870e8783b26e91e350fb9c988f41215df13 100644
--- a/examples/docs/constants.schema.md
+++ b/examples/docs/constants.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/constants
 
 This is an example schema with examples for properties with constant values
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | No | Experimental | Forbidden | Permitted | [constants.schema.json](constants.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | No | Experimental | No | Forbidden | Permitted | [constants.schema.json](constants.schema.json) |
 
 # Constant Types Properties
 
diff --git a/examples/docs/custom.schema.md b/examples/docs/custom.schema.md
index fae3a9843b02175774c771ba4f06bff760df4d31..d2971e16b2c3fd8449f0b75bc80eac5c4229d552 100644
--- a/examples/docs/custom.schema.md
+++ b/examples/docs/custom.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/custom
 
 This is an extensible schema. It has `definitions`, that can be used in other schemas. Additionally, it allows custom properties.
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | Yes | Experimental | Allowed | Permitted | [custom.schema.json](custom.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | Yes | Experimental | No | Allowed | Permitted | [custom.schema.json](custom.schema.json) |
 
 # Custom Properties
 
diff --git a/examples/docs/deepextending.schema.md b/examples/docs/deepextending.schema.md
index 3c1fc445690979fbe6830782c829efa769af80ba..0878dfffddc6c77ed0b8632031dca27d6eae69d0 100644
--- a/examples/docs/deepextending.schema.md
+++ b/examples/docs/deepextending.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/deepextending
 
 This is an extending schema. It is extending another extending schema. It pulls `definitions` from other schemas.
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | Yes | Experimental | Forbidden | Permitted | [deepextending.schema.json](deepextending.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | Yes | Experimental | No | Forbidden | Permitted | [deepextending.schema.json](deepextending.schema.json) |
 ## Schema Hierarchy
 
 * Deeply Extending `https://example.com/schemas/deepextending`
diff --git a/examples/docs/definitions.schema.md b/examples/docs/definitions.schema.md
index 97bceaa6341a22614206154e009e733c1b256cb9..f05804a58cb251e0e1a31940a41fec4a7e04dfaf 100644
--- a/examples/docs/definitions.schema.md
+++ b/examples/docs/definitions.schema.md
@@ -28,9 +28,9 @@ aks.
 > Everything is better with a quote.
 
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | Yes | Experimental | Forbidden | Permitted | [definitions.schema.json](definitions.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | Yes | Experimental | No | Forbidden | Permitted | [definitions.schema.json](definitions.schema.json) |
 
 # Definitions Properties
 
diff --git a/examples/docs/enums.schema.md b/examples/docs/enums.schema.md
index 61b3a56af4cb4a4434a6c0fc4b7f04ae53eda950..3b4ea1019eab74836f70fae84dc78cf43b4a4355 100644
--- a/examples/docs/enums.schema.md
+++ b/examples/docs/enums.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/enums
 
 This is an example schema with examples for properties with enum values
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | No | Experimental | Forbidden | Permitted | [enums.schema.json](enums.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | No | Experimental | No | Forbidden | Permitted | [enums.schema.json](enums.schema.json) |
 
 # Enumerated  Properties
 
diff --git a/examples/docs/example.schema.md b/examples/docs/example.schema.md
index a606dbc82a6d592e699d0007a7419bd26929483e..39a7d67437492bdde4b4f4185e39440f20a2d0fd 100644
--- a/examples/docs/example.schema.md
+++ b/examples/docs/example.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/example
 
 This is an example schema with examples. Too many examples? There can never be too many examples!
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | No | Experimental | Forbidden | Permitted | [example.schema.json](example.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | No | Experimental | No | Forbidden | Permitted | [example.schema.json](example.schema.json) |
 
 ## Example Example
 ```json
diff --git a/examples/docs/examples.schema.md b/examples/docs/examples.schema.md
index cddde01fb8262dce9db404e35e8b29fca38c50f6..5d4aa2ca7ebfed62be546e3be03db4211728114f 100644
--- a/examples/docs/examples.schema.md
+++ b/examples/docs/examples.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/examples
 
 This is an example schema with *multiple* examples. Too many examples? There can never be too many examples!
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | No | Experimental | Forbidden | Permitted | [examples.schema.json](examples.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | No | Experimental | No | Forbidden | Permitted | [examples.schema.json](examples.schema.json) |
 
 ## Examples Examples
 
diff --git a/examples/docs/extending.schema.md b/examples/docs/extending.schema.md
index a34d9c6821b2b2a0979a77ca249e4e2301ef5ab8..77314a3588de0548826f5e0df9b15542d0a8b1e3 100644
--- a/examples/docs/extending.schema.md
+++ b/examples/docs/extending.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/extending
 
 This is an extending schema. It pulls `definitions` from other schemas.
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | Yes | Experimental | Forbidden | Permitted | [extending.schema.json](extending.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | Yes | Experimental | No | Forbidden | Permitted | [extending.schema.json](extending.schema.json) |
 ## Schema Hierarchy
 
 * Extending `https://example.com/schemas/extending`
diff --git a/examples/docs/extensible.schema.md b/examples/docs/extensible.schema.md
index 4582a9382096859523bc42c15d9f9ceaed3d8c79..edf1e5c40b6a066377bf253109734ebb4969d33d 100644
--- a/examples/docs/extensible.schema.md
+++ b/examples/docs/extensible.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/extensible
 
 This is an extensible schema. It has `definitions`, that can be used in other schemas
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Cannot be instantiated | Yes | Experimental | Forbidden | Permitted | [extensible.schema.json](extensible.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Cannot be instantiated | Yes | Experimental | No | Forbidden | Permitted | [extensible.schema.json](extensible.schema.json) |
 
 # Extensible Definitions
 
diff --git a/examples/docs/simple.schema.md b/examples/docs/simple.schema.md
index 6327fbf44d2034afb9f044c366aff30521de3608..b801c02f404115e1ccfe9d8e24186df46e6ce035 100644
--- a/examples/docs/simple.schema.md
+++ b/examples/docs/simple.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/simple
 
 This is a *very* simple example of a JSON schema. There is only one property.
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | No | Experimental | Forbidden | Permitted | [simple.schema.json](simple.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | No | Experimental | No | Forbidden | Permitted | [simple.schema.json](simple.schema.json) |
 
 # Simple Properties
 
diff --git a/examples/docs/simpletypes.schema.md b/examples/docs/simpletypes.schema.md
index 6e89018ba9b58428aa21f901927529a5c80691a4..b030c5ad4cb58776086a4d92a35b764a00199f4e 100644
--- a/examples/docs/simpletypes.schema.md
+++ b/examples/docs/simpletypes.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/simpletypes
 
 This is an example schema with examples for multiple types and their constraints.
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | No | Experimental | Forbidden | Permitted | [simpletypes.schema.json](simpletypes.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | No | Experimental | No | Forbidden | Permitted | [simpletypes.schema.json](simpletypes.schema.json) |
 
 # Simple Types Properties
 
diff --git a/examples/docs/stabilizing.schema.md b/examples/docs/stabilizing.schema.md
index 56c022f8e09c011387c2cde6aaf891ad199bb153..cc1a08297d82e3ca6e383a8fcb6900b60d2f4403 100644
--- a/examples/docs/stabilizing.schema.md
+++ b/examples/docs/stabilizing.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/stabilizing
 
 This is a schema which is currently in the `stabilizing` status.
 
-| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Custom Properties | Additional Properties | Defined In |
-|----------------------------|------------|------------------------|-------------------|-----------------------|------------|
-| Can be instantiated | No | Stabilizing | Forbidden | Permitted | [stabilizing.schema.json](stabilizing.schema.json) |
+| [Abstract](../abstract.md) | Extensible | [Status](../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------------------------|------------|------------------------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | No | Stabilizing | No | Forbidden | Permitted | [stabilizing.schema.json](stabilizing.schema.json) |
 
 # Stabilizing Properties
 
diff --git a/examples/docs/subdir/subdir.schema.md b/examples/docs/subdir/subdir.schema.md
index 54bd0ab9e08e80cc6bb822204a1eae29c6d59d60..259b69e53fb5d9e411a53a75c698c9c33e1fa4c0 100644
--- a/examples/docs/subdir/subdir.schema.md
+++ b/examples/docs/subdir/subdir.schema.md
@@ -11,9 +11,9 @@ https://example.com/schemas/subdir/subdir
 
 A schema in a sub directory
 
-| [Abstract](../../abstract.md) | Extensible | [Status](../../status.md) | Custom Properties | Additional Properties | Defined In |
-|-------------------------------|------------|---------------------------|-------------------|-----------------------|------------|
-| Cannot be instantiated | Yes | Experimental | Forbidden | Permitted | [subdir/subdir.schema.json](subdir/subdir.schema.json) |
+| [Abstract](../../abstract.md) | Extensible | [Status](../../status.md) | Identifiable | Custom Properties | Additional Properties | Defined In |
+|-------------------------------|------------|---------------------------|--------------|-------------------|-----------------------|------------|
+| Cannot be instantiated | Yes | Experimental | No | Forbidden | Permitted | [subdir/subdir.schema.json](subdir/subdir.schema.json) |
 
 # Subdir Definitions
 
diff --git a/examples/schemas/extending.schema.json b/examples/schemas/extending.schema.json
index 5056f53a1c14dfa300fb95971b63ee862176ec5c..5d1322410c71683214d4e9602592221855a6239b 100644
--- a/examples/schemas/extending.schema.json
+++ b/examples/schemas/extending.schema.json
@@ -32,4 +32,4 @@
       { "$ref": "https://example.com/schemas/definitions#/definitions/myid" },
       { "$ref": "#/definitions/third" }
     ]
-}
\ No newline at end of file
+}
diff --git a/lib/header.js b/lib/header.js
index e20c200baf7db1f466dc26e6033c450f6d2fd6ba..215bbd39a5e912e309902acf878a42edb8fe9675 100644
--- a/lib/header.js
+++ b/lib/header.js
@@ -83,6 +83,17 @@ function link(indir, filename, inlink) {
   }
 }
 
+function isIdentifiable(schema) {
+  if (!schema.properties) {
+    return 'Unknown';
+  }
+  if (schema.properties['@id']&&schema.properties['@id'].type==='string'&&schema.properties['@id'].format==='uri') {
+    return 'Yes';
+  } else {
+    return 'No';
+  }
+}
+
 function headers(schema, indir, filename, docs, outdir) {
   const props = schemaProps(schema, indir, filename);
   this.doclinks = docs ? docs : {};
@@ -91,6 +102,7 @@ function headers(schema, indir, filename, docs, outdir) {
   this.myheaders.push(new Header('Abstract', link(indir, filename, this.doclinks['abstract']), props.abstract));
   this.myheaders.push(new Header('Extensible', link(indir, filename, this.doclinks['extensible']), props.extensible));
   this.myheaders.push(new Header('Status', link(indir, filename, this.doclinks['status']), props.status));
+  this.myheaders.push(new Header('Identifiable', link(indir, filename, this.doclinks['id']), isIdentifiable(schema)));
   this.myheaders.push(new Header('Custom Properties', link(indir, filename, this.doclinks['custom']), props.custom));
   this.myheaders.push(new Header('Additional Properties', link(indir, filename, this.doclinks['additional']), schema.additionalProperties===false ? 'Forbidden' : 'Permitted'));
   this.myheaders.push(new Header('Defined In', undefined, props.original, props.original));
diff --git a/spec/lib/header.spec.js b/spec/lib/header.spec.js
index 547fd4c0d79425e301140e9f56e006002a31fb6b..194cdd950c1a6c53075319cb1b04597f53fe98ca 100644
--- a/spec/lib/header.spec.js
+++ b/spec/lib/header.spec.js
@@ -39,9 +39,9 @@ describe('Headers Integration Test', () => {
 
     const h = headers(schema, '/home/lars', '/home/lars/complex.schema.json');
 
-    const result = `| Abstract | Extensible | Status | Custom Properties | Additional Properties | Defined In |
-|----------|------------|--------|-------------------|-----------------------|------------|
-| Can be instantiated | No | Experimental | Forbidden | Permitted | [complex.schema.json](complex.schema.json) |`;
+    const result = `| Abstract | Extensible | Status | Identifiable | Custom Properties | Additional Properties | Defined In |
+|----------|------------|--------|--------------|-------------------|-----------------------|------------|
+| Can be instantiated | No | Experimental | No | Forbidden | Permitted | [complex.schema.json](complex.schema.json) |`;
     expect(h.render()).toEqual(result);
   });