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Website evidence · pilot dataset

Does economist.com fingerprint you?

No monitored fingerprinting signals observed in the latest measured scans.

No monitored signal family met its threshold in the latest measured scans. This limited visit does not establish that the site never fingerprints visitors. Earlier runs remain available below.

Open evidence JSON ↗

All 9 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

Not observed

0 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Not observed
Measurement
Measured
Page context
Page document
Scan time
2026-10-22T21:43:11.529331Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titleeconomist.com

CanvasDraws text and reads canvas output.2 API entries

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

canvas.getContext1 calls

Frame: https://geo.captcha-delivery.com/[redacted-challenge]

  • Inline caller recorded
canvas.getContext1 calls

Frame: https://www.economist.com/

  • 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.1 API entries

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

navigator.userAgent7 calls

Frame: https://www.economist.com/

  • https://ct.captcha-delivery.com/i.jsline 49 · col 59
  • https://ct.captcha-delivery.com/i.jsline 298 · col 30
  • https://ct.captcha-delivery.com/i.jsline 299 · col 23
  • https://static.cloudflareinsights.com/beacon.min.js/[redacted-id]line 1 · col 20335
  • https://static.cloudflareinsights.com/beacon.min.js/[redacted-id]line 1 · col 20372
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://ct.captcha-delivery.com/i.jsDataDome · 0 API patterns
Network and worker observations 14 requests
Captured scripts
2
Instrumented frames
2
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

  • ct.captcha-delivery.com
  • geo.captcha-delivery.com
  • static.captcha-delivery.com
  • static.cloudflareinsights.com
Source record and integrity
Original source
results/headful/economist-com-20261022T214311.json
Original file SHA-256
412b850f41f45a11e30da0c9f9769bc0a8310cdcbef75e848090c0d859cb3388

Run ID: headful-412b850f41f4. The JSON contains sanitized observations, not the original private scan payload.

Other scan attempts (6)

Visitor setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-21T22:30:00.217239Z
Browser / scanner
156.0.8078.4 / 0.3
Navigation failed — no usable scan result

Navigation or page loading failed in this browser setup. The record does not establish why it failed.

Source record and integrity
Original source
results/headful/economist-com-20261021T223000.json
Original file SHA-256
7e7581ba9c7f112a0cbd54eb50c65d342a8f61c6ec25f4f666690460b1f0ff46

Run ID: headful-7e7581ba9c7f. 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
2026-10-22T14:43:33.598636Z
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/economist-com-20261022T144333.json
Original file SHA-256
cf5cce717b1649213f38a4d0b2e1d9d3b3b7b33007241b6629c294361939aa55

Run ID: headful-cf5cce717b16. The JSON contains sanitized observations, not the original private scan payload.

Visitor setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-22T14:43:34.127721Z
Browser / scanner
156.0.8078.4 / 0.4
Navigation failed — no usable scan result

Navigation or page loading failed in this browser setup. The record does not establish why it failed.

Source record and integrity
Original source
results/headful/economist-com-20261022T144334.json
Original file SHA-256
d21d11e39b52f34590ae40e249bed08bf0df09e90b936aef1fa97a36ca64e509

Run ID: headful-d21d11e39b52. 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
2026-10-22T20:10:05.040184Z
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/economist-com-20261022T201005.json
Original file SHA-256
6ce792b904b804c35e48d9b31d8d1752cfb602b4312e48cdf36ea958b85ed307

Run ID: headful-6ce792b904b8. The JSON contains sanitized observations, not the original private scan payload.

Visitor setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-22T20:10:06.151785Z
Browser / scanner
156.0.8078.4 / 0.4
Navigation failed — no usable scan result

Navigation or page loading failed in this browser setup. The record does not establish why it failed.

Source record and integrity
Original source
results/headful/economist-com-20261022T201006.json
Original file SHA-256
e29e0404939ceb532d5514063ec12ec334f7c6091726f8ae90b764b006f0a990

Run ID: headful-e29e0404939c. 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
2026-10-22T21:43:10.952633Z
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/economist-com-20261022T214310.json
Original file SHA-256
e16d7e00da7f0b72ebdb062593f86f322cf4a8169c5bb4d14aa9fc9f432e75ec

Run ID: headful-e16d7e00da7f. The JSON contains sanitized observations, not the original private scan payload.

Research setup

Not observed

0 of 5 signal families observed

Canvas: Not observedWebGL: Not observedAudio: Not observedFonts: Not observedDevice: Not observed
Measurement
Measured
Page context
Page document
Scan time
2026-10-22T18:04:06.981888Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titleeconomist.com

CanvasDraws text and reads canvas output.2 API entries

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

canvas.getContext1 calls

Frame: https://geo.captcha-delivery.com/[redacted-challenge]

  • Inline caller recorded
canvas.getContext1 calls

Frame: https://www.economist.com/

  • 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.1 API entries

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

navigator.userAgent7 calls

Frame: https://www.economist.com/

  • https://ct.captcha-delivery.com/c.jsline 49 · col 59
  • https://ct.captcha-delivery.com/c.jsline 286 · col 30
  • https://ct.captcha-delivery.com/c.jsline 287 · col 23
  • https://static.cloudflareinsights.com/beacon.min.js/[redacted-id]line 1 · col 20335
  • https://static.cloudflareinsights.com/beacon.min.js/[redacted-id]line 1 · col 20372
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://ct.captcha-delivery.com/c.jsDataDome · 0 API patterns
Network and worker observations 10 requests
Captured scripts
2
Instrumented frames
2
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

  • ct.captcha-delivery.com
  • geo.captcha-delivery.com
  • static.captcha-delivery.com
  • static.cloudflareinsights.com
Source record and integrity
Original source
results/headless/economist-com-20261022T180406.json
Original file SHA-256
0ee1141ea104713edab7104880de8876f4eed0c25c353be529d51d4fb4b0f8e9

Run ID: research-0ee1141ea104. The JSON contains sanitized observations, not the original private scan payload.

Other scan attempts (1)

Research setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-21T20:52:16.867323Z
Browser / scanner
156.0.8078.4 / 0.3
Navigation failed — no usable scan result

Navigation or page loading failed in this browser setup. The record does not establish why it failed.

Source record and integrity
Original source
results/headless/economist-com-20261021T205216.json
Original file SHA-256
f1b33dbe51722bf5dbff5bb0950ec1f1f8b8ae28a826eacee9c795121375ad81

Run ID: research-f1b33dbe5172. 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 →