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Website evidence · pilot dataset

Does archive.org fingerprint you?

Browser signals observed; fingerprinting is unconfirmed.

Browser API activity met a monitored signal threshold in the latest measured scans. The activity alone does not establish a tracking purpose.

Open evidence JSON ↗

All 5 source records are included in the JSON. Scan timestamps and versions are shown as recorded. The tabs show the latest usable homepage measurement for each setup. Later failed attempts remain in the history. Scan scope and methodology ↗

Inside the scan

← All websites

Visitor setup

Signals observed

1 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Observed
Measurement
Measured
Page context
Page document
Scan time
2026-10-22T13:43:14.436028Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titleInternet Archive: Digital Library of Free & Borrowable Texts, Movies, Music & Wayback Machine

CanvasDraws text and reads canvas output.1 API entries

Observed requires a text-drawing API and a canvas readback API. Guide ↗

canvas.getContext1 calls

Frame: https://archive.org/

  • Inline caller recorded
WebGLQueries the graphics environment.0 API entries

Observed requires at least three distinct WebGL probing APIs. Guide ↗

No matching API call was captured.

AudioRenders or reads audio samples.0 API entries

Observed requires offline rendering, buffer reads, or analyser reads. Guide ↗

No matching API call was captured.

FontsMeasures text repeatedly.0 API entries

Observed requires at least ten text-measurement calls. Guide ↗

No matching API call was captured.

DeviceReads browser and display properties.5 API entries

Observed requires at least three distinct browser, screen, or window properties. Guide ↗

navigator.deviceMemory2 calls

Frame: https://archive.org/

  • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 28912
  • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 28962
navigator.hardwareConcurrency2 calls

Frame: https://archive.org/

  • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 28986
  • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 29054
navigator.language2 calls

Frame: https://archive.org/

  • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 481 · col 24804
  • https://archive.org/offshoot_assets/index-DQTSn4FM.jsline 2 · col 4446
navigator.userAgent3 calls

Frame: https://archive.org/

  • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 4 · col 18218
  • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 6209
  • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 481 · col 24777
window.devicePixelRatio1 calls

Frame: https://archive.org/

  • https://archive.org/offshoot_assets/index-DQTSn4FM.jsline 2 · col 4662
Providers, script signatures, and DNS 0 provider labels

Provider labels and static signatures are scanner observations. A library-name match does not establish that its code executed.

No provider or DNS evidence in this record.

Network and worker observations 87 requests
Captured scripts
32
Instrumented frames
1
Google Ads observed
No
Transmission evidence
Not validated

Legacy transmission hints are excluded. A request after an API call does not establish that the extracted value was sent.

Third-party hosts

    Source record and integrity
    Original source
    results/headful/archive-org-20261022T134314.json
    Original file SHA-256
    5d2f1b628db5b0b6fc82868e0edab582d100bce363139f38c78264ee20d3c9b9

    Run ID: headful-5d2f1b628db5. The JSON contains sanitized observations, not the original private scan payload.

    Other scan attempts (2)

    Visitor setup

    Signals observed

    1 of 5 signal families observed

    Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Observed
    Measurement
    Measured
    Page context
    Page document
    Scan time
    2026-10-21T23:29:14.800144Z
    Browser / scanner
    156.0.8078.4 / 0.3

    Captured titleInternet Archive: Digital Library of Free & Borrowable Texts, Movies, Music & Wayback Machine

    CanvasDraws text and reads canvas output.1 API entries

    Observed requires a text-drawing API and a canvas readback API. Guide ↗

    canvas.getContext1 calls

    Frame: https://archive.org/

    • Inline caller recorded
    WebGLQueries the graphics environment.0 API entries

    Observed requires at least three distinct WebGL probing APIs. Guide ↗

    No matching API call was captured.

    AudioRenders or reads audio samples.0 API entries

    Observed requires offline rendering, buffer reads, or analyser reads. Guide ↗

    No matching API call was captured.

    FontsMeasures text repeatedly.0 API entries

    Observed requires at least ten text-measurement calls. Guide ↗

    No matching API call was captured.

    DeviceReads browser and display properties.3 API entries

    Observed requires at least three distinct browser, screen, or window properties. Guide ↗

    navigator.language2 calls

    Frame: https://archive.org/

    • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 481 · col 24804
    • https://archive.org/offshoot_assets/index-DQTSn4FM.jsline 2 · col 4446
    navigator.userAgent3 calls

    Frame: https://archive.org/

    • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 4 · col 18218
    • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 6209
    • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 481 · col 24777
    window.devicePixelRatio1 calls

    Frame: https://archive.org/

    • https://archive.org/offshoot_assets/index-DQTSn4FM.jsline 2 · col 4662
    Providers, script signatures, and DNS 0 provider labels

    Provider labels and static signatures are scanner observations. A library-name match does not establish that its code executed.

    No provider or DNS evidence in this record.

    Network and worker observations 87 requests
    Captured scripts
    26
    Instrumented frames
    1
    Google Ads observed
    No
    Transmission evidence
    Not validated

    Legacy transmission hints are excluded. A request after an API call does not establish that the extracted value was sent.

    Third-party hosts

      Source record and integrity
      Original source
      results/headful/archive-org-20261021T232914.json
      Original file SHA-256
      ce20c7629c3d7a34ef76d6bd342bd07441b6b78eab1b7b0511ae04c3322bfa5d

      Run ID: headful-ce20c7629c3d. The JSON contains sanitized observations, not the original private scan payload.

      Visitor setup

      Scanner error

      Scanner error

      Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
      Measurement
      Scanner error
      Page context
      Page not measured
      Scan time
      2026-10-22T13:43:13.861880Z
      Browser / scanner
      156.0.8078.4 / 0.4
      Scanner error — no usable scan result

      The scanner crashed while collecting this page. No usable API results were saved for this setup. A fresh scan is needed; this is not a site-blocking verdict.

      Source record and integrity
      Original source
      results/headful/archive-org-20261022T134313.json
      Original file SHA-256
      e841bed5f408340cbcc897f82d761113e7b8155e6e31ce611533d65a5475588e

      Run ID: headful-e841bed5f408. The JSON contains sanitized observations, not the original private scan payload.

      Research setup

      Signals observed

      1 of 5 signal families observed

      Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Observed
      Measurement
      Measured
      Page context
      Page document
      Scan time
      2026-10-22T17:34:53.936711Z
      Browser / scanner
      156.0.8078.4 / 0.4

      Captured titleInternet Archive: Digital Library of Free & Borrowable Texts, Movies, Music & Wayback Machine

      CanvasDraws text and reads canvas output.1 API entries

      Observed requires a text-drawing API and a canvas readback API. Guide ↗

      canvas.getContext1 calls

      Frame: https://archive.org/

      • Inline caller recorded
      WebGLQueries the graphics environment.0 API entries

      Observed requires at least three distinct WebGL probing APIs. Guide ↗

      No matching API call was captured.

      AudioRenders or reads audio samples.0 API entries

      Observed requires offline rendering, buffer reads, or analyser reads. Guide ↗

      No matching API call was captured.

      FontsMeasures text repeatedly.0 API entries

      Observed requires at least ten text-measurement calls. Guide ↗

      No matching API call was captured.

      DeviceReads browser and display properties.5 API entries

      Observed requires at least three distinct browser, screen, or window properties. Guide ↗

      navigator.deviceMemory2 calls

      Frame: https://archive.org/

      • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 28912
      • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 28962
      navigator.hardwareConcurrency2 calls

      Frame: https://archive.org/

      • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 28986
      • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 29054
      navigator.language2 calls

      Frame: https://archive.org/

      • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 481 · col 24804
      • https://archive.org/offshoot_assets/index-DQTSn4FM.jsline 2 · col 4446
      navigator.userAgent3 calls

      Frame: https://archive.org/

      • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 4 · col 18218
      • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 6209
      • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 481 · col 24777
      window.devicePixelRatio1 calls

      Frame: https://archive.org/

      • https://archive.org/offshoot_assets/index-DQTSn4FM.jsline 2 · col 4662
      Providers, script signatures, and DNS 0 provider labels

      Provider labels and static signatures are scanner observations. A library-name match does not establish that its code executed.

      No provider or DNS evidence in this record.

      Network and worker observations 87 requests
      Captured scripts
      31
      Instrumented frames
      1
      Google Ads observed
      No
      Transmission evidence
      Not validated

      Legacy transmission hints are excluded. A request after an API call does not establish that the extracted value was sent.

      Third-party hosts

        Source record and integrity
        Original source
        results/headless/archive-org-20261022T173453.json
        Original file SHA-256
        b7f8a8842335669a7dac47fd04090aa0bdd1edc62b9edd49ac9b777a7eb69a07

        Run ID: research-b7f8a8842335. The JSON contains sanitized observations, not the original private scan payload.

        Other scan attempts (1)

        Research setup

        Signals observed

        1 of 5 signal families observed

        Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Observed
        Measurement
        Measured
        Page context
        Page document
        Scan time
        2026-10-21T21:36:39.037981Z
        Browser / scanner
        156.0.8078.4 / 0.3

        Captured titleInternet Archive: Digital Library of Free & Borrowable Texts, Movies, Music & Wayback Machine

        CanvasDraws text and reads canvas output.1 API entries

        Observed requires a text-drawing API and a canvas readback API. Guide ↗

        canvas.getContext1 calls

        Frame: https://archive.org/

        • Inline caller recorded
        WebGLQueries the graphics environment.0 API entries

        Observed requires at least three distinct WebGL probing APIs. Guide ↗

        No matching API call was captured.

        AudioRenders or reads audio samples.0 API entries

        Observed requires offline rendering, buffer reads, or analyser reads. Guide ↗

        No matching API call was captured.

        FontsMeasures text repeatedly.0 API entries

        Observed requires at least ten text-measurement calls. Guide ↗

        No matching API call was captured.

        DeviceReads browser and display properties.5 API entries

        Observed requires at least three distinct browser, screen, or window properties. Guide ↗

        navigator.deviceMemory2 calls

        Frame: https://archive.org/

        • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 28912
        • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 28962
        navigator.hardwareConcurrency2 calls

        Frame: https://archive.org/

        • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 28986
        • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 29054
        navigator.language2 calls

        Frame: https://archive.org/

        • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 481 · col 24804
        • https://archive.org/offshoot_assets/index-DQTSn4FM.jsline 2 · col 4446
        navigator.userAgent3 calls

        Frame: https://archive.org/

        • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 4 · col 18218
        • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 473 · col 6209
        • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsline 481 · col 24777
        window.devicePixelRatio1 calls

        Frame: https://archive.org/

        • https://archive.org/offshoot_assets/index-DQTSn4FM.jsline 2 · col 4662
        Providers, script signatures, and DNS 0 provider labels

        Provider labels and static signatures are scanner observations. A library-name match does not establish that its code executed.

        Static script signatures

        • https://archive.org/offshoot_assets/esm-CWeBglMZ.jsAPI patterns only · 4 API patterns
        Network and worker observations 86 requests
        Captured scripts
        33
        Instrumented frames
        1
        Google Ads observed
        No
        Transmission evidence
        Not validated

        Legacy transmission hints are excluded. A request after an API call does not establish that the extracted value was sent.

        Third-party hosts

          Source record and integrity
          Original source
          results/headless/archive-org-20261021T213639.json
          Original file SHA-256
          eab2a33c17560a7ff93b640f6cb0030c828b4f54d663dec38fa094019830ea72

          Run ID: research-eab2a33c1756. The JSON contains sanitized observations, not the original private scan payload.

          Queries, request bodies, cookies, extracted values, raw errors, and session payloads are excluded before publication. The source digest identifies the original private record.

          Read the sanitized JSON →