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Website evidence · pilot dataset

Does politico.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 8 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 · Partial load
Page context
Page document
Scan time
2026-10-22T20:57:54.661491Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titlePolitics, Policy, Political News - POLITICO

CanvasDraws text and reads canvas output.5 API entries

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

canvas.getContext1 calls
  • https://www.politico.com/line 30 · col 167
canvas.getContext1 calls
  • Inline caller recorded
canvas.getContext1 calls
  • Inline caller recorded
canvas.getContext1 calls
  • Inline caller recorded
canvas.getContext1 calls

Frame: https://www.politico.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.7 API entries

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

navigator.userAgent2 calls
  • Inline caller recorded
navigator.userAgent2 calls
  • Inline caller recorded
navigator.userAgent2 calls
  • Inline caller recorded
navigator.userAgent5 calls

Frame: https://www.politico.com/

  • https://cdn.privacy-mgmt.com/unified/wrapperMessagingWithoutDetection.jsline 1 · col 5575
  • https://cdn.privacy-mgmt.com/unified/wrapperMessagingWithoutDetection.jsline 1 · col 80868
  • 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
  • https://static.politico.com/resource/[redacted]/styleguide/assets/js.min/core-header.min.6b45f090eeea653d6ef01f04afa4fa12.gz.jsline 1 · col 27358
window.devicePixelRatio1 calls
  • Inline caller recorded
window.devicePixelRatio1 calls
  • Inline caller recorded
window.devicePixelRatio1 calls
  • Inline caller recorded
Providers, script signatures, and DNS 3 provider labels

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

  • Chartbeat (analytics)static.chartbeat.com
  • Google Tag Managerwww.googletagmanager.com
  • Piano (paywall/analytics)c2.piano.io, cdn.piano.io

Static script signatures

  • https://cdn.piano.io/api/tinypass.min.jsreCAPTCHA · 0 API patterns
  • https://www.google.com/recaptcha/api.jsreCAPTCHA · 0 API patterns

CNAME delegation

  • smetrics.politico.com → politico.com.ssl.d2.sc.omtrdc.net

DNS delegation identifies infrastructure; it does not prove which browser code ran.

Network and worker observations 173 requests
Captured scripts
18
Instrumented frames
5
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

  • ajax.googleapis.com
  • c2.piano.io
  • cdn.piano.io
  • cdn.privacy-mgmt.com
  • collect.tealiumiq.com
  • datawrapper.dwcdn.net
  • playlist.megaphone.fm
  • sb.scorecardresearch.com
  • secure-dcr.imrworldwide.com
  • snap.licdn.com
  • static.ads-twitter.com
  • static.chartbeat.com
  • static.cloudflareinsights.com
  • tags.crwdcntrl.net
  • tags.tiqcdn.com
  • use.typekit.net
  • www.asadcdn.com
  • www.google.com
  • www.googletagmanager.com
  • www.gstatic.com
Other recorded API calls 2
  • document.cookie.read15 calls
  • document.cookie.write1 calls
Source record and integrity
Original source
results/headful/politico-com-20261022T205754.json
Original file SHA-256
1c50572ec13956fdfce405d9378816a41840ddec41fbafdd64ae3c0816bd2b8a

Run ID: headful-1c50572ec139. The JSON contains sanitized observations, not the original private scan payload.

Other scan attempts (4)

Visitor setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-21T22:16:41.791179Z
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/politico-com-20261021T221641.json
Original file SHA-256
e767373cceed9ede3aa3aa42f21b6a4308d7d16ea3d270783a7079ea2d1530e3

Run ID: headful-e767373cceed. 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
2026-10-22T15:24:15.102931Z
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/politico-com-20261022T152415.json
Original file SHA-256
de5b2ae6989fb3198623e696cb991423681548bf0b7523739b3d543f22f3867b

Run ID: headful-de5b2ae6989f. 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
2026-10-22T15:24:16.000102Z
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/politico-com-20261022T152416.json
Original file SHA-256
c7b225470b5d4e775febc0a58fef2800216088bf1848cae76eb5bee53fa409a2

Run ID: headful-c7b225470b5d. 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
2026-10-22T20:57:53.755513Z
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/politico-com-20261022T205753.json
Original file SHA-256
f482f6fd11b7fab7a1badb28808c60dd21612d7ccc7f5e3e8168768747d36e3c

Run ID: headful-f482f6fd11b7. 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 · Partial load
Page context
Page document
Scan time
2026-10-22T23:14:14.662019Z
Browser / scanner
156.0.8078.4 / 0.4

Captured titlePolitics, Policy, Political News - POLITICO

CanvasDraws text and reads canvas output.5 API entries

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

canvas.getContext1 calls
  • https://www.politico.com/line 30 · col 167
canvas.getContext1 calls
  • Inline caller recorded
canvas.getContext1 calls
  • Inline caller recorded
canvas.getContext1 calls
  • Inline caller recorded
canvas.getContext1 calls

Frame: https://www.politico.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.userAgent5 calls

Frame: https://www.politico.com/

  • https://cdn.privacy-mgmt.com/unified/wrapperMessagingWithoutDetection.jsline 1 · col 5575
  • https://cdn.privacy-mgmt.com/unified/wrapperMessagingWithoutDetection.jsline 1 · col 80868
  • 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
  • https://static.politico.com/resource/[redacted]/styleguide/assets/js.min/core-header.min.6b45f090eeea653d6ef01f04afa4fa12.gz.jsline 1 · col 27358
Providers, script signatures, and DNS 3 provider labels

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

  • Chartbeat (analytics)mab.chartbeat.com, static.chartbeat.com
  • Google Tag Managerwww.googletagmanager.com
  • Piano (paywall/analytics)c2.piano.io, cdn.piano.io

Static script signatures

  • https://cdn.piano.io/api/tinypass.min.jsreCAPTCHA · 0 API patterns
  • https://www.google.com/recaptcha/api.jsreCAPTCHA · 0 API patterns

CNAME delegation

  • smetrics.politico.com → politico.com.ssl.d2.sc.omtrdc.net

DNS delegation identifies infrastructure; it does not prove which browser code ran.

Network and worker observations 167 requests
Captured scripts
18
Instrumented frames
5
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

  • ajax.googleapis.com
  • c2.piano.io
  • cdn.piano.io
  • cdn.privacy-mgmt.com
  • collect.tealiumiq.com
  • datawrapper.dwcdn.net
  • mab.chartbeat.com
  • p.typekit.net
  • playlist.megaphone.fm
  • sb.scorecardresearch.com
  • secure-dcr.imrworldwide.com
  • snap.licdn.com
  • static.ads-twitter.com
  • static.chartbeat.com
  • static.cloudflareinsights.com
  • tags.crwdcntrl.net
  • tags.tiqcdn.com
  • use.typekit.net
  • www.asadcdn.com
  • www.google.com
  • www.googletagmanager.com
  • www.gstatic.com
Other recorded API calls 2
  • document.cookie.read20 calls
  • document.cookie.write5 calls
Source record and integrity
Original source
results/headless/politico-com-20261022T231414.json
Original file SHA-256
d64e2140c34f09ac9add638e23037b5d5b7324f3310d205c7ce273047d27b8d6

Run ID: research-d64e2140c34f. The JSON contains sanitized observations, not the original private scan payload.

Other scan attempts (2)

Research setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-21T20:44:42.917483Z
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/politico-com-20261021T204442.json
Original file SHA-256
51813aeeeaa2febb7c13a37e4d8509bc3216f1096df930aaa05c417c3d8df69e

Run ID: research-51813aeeeaa2. The JSON contains sanitized observations, not the original private scan payload.

Research setup

Navigation failed

Navigation failed

Canvas: UnmeasuredWebGL: UnmeasuredAudio: UnmeasuredFonts: UnmeasuredDevice: Unmeasured
Measurement
Navigation failed
Page context
Page not measured
Scan time
2026-10-22T18:48:01.544095Z
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/headless/politico-com-20261022T184801.json
Original file SHA-256
b3aac162d2f6334af236ea95fa0f0f455d36ff9595f4615c5a0786420d944f8a

Run ID: research-b3aac162d2f6. 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 →