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Publication evidence certificate

The New Age of Authorship: Blockchain Timestamping Meets Google E-E-A-T

Site signatureSignature verified

This record’s cryptographic signature was checked against the site signing key in its supplied Website Identity evidence. Signing-time authorization remains indeterminate. This does not verify the author’s identity, ownership, or the truth of the content.

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https://brianwinum.com/the-new-age-of-authorship-blockchain-timestamping-meets-google-e-e-a-t/

Source author
Brian Winum

As attributed by the publisher

Source publisher
Brian Winum

Publisher-submitted attribution

First published by source

Publisher-reported date

The evidence behind this record

Submission signature

The submission was authenticated using the key enrolled for the source site.

Verified

Manifest digest

The retained manifest bytes match the SHA-256 digest in the signed submission.

Verified

Publisher site control

A signed public HTTPS challenge verified control of the source site during enrollment. This does not verify author identity, ownership, or continuing control.

Verified at enrollment

Native ContentLedger evidence

The record-scoped Bundle v3 passed the current portable verifier. Manifest bytes and source attribution match this certificate. Signing authorization remains a separate limitation.

Valid with limitations

Native record signature

Cryptographic signature result for the submitted record; this does not independently establish publisher or author identity.

Verified

Independent timestamp

Repository acceptance is a repository clock time. Submitted timestamp structures do not establish a verified Bitcoin attestation.

Not independently verified

Live source content

The source page has not been fetched or compared with the submitted content fingerprint.

Not checked

A history that stays intact.

04 public records

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  1. 04

    Publication revision recordedLatest

    fd51f611-cf73-478b-894f-eb0ab26958fc
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  2. 03

    Publication revision recorded

    464d54ad-0d0d-4c4c-bf9b-964cddf74a51
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  3. 02

    Publication revision recorded

    d39da09d-ab58-4b02-9309-1d8a38c3204c
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  4. 01

    First publication recorded

    a7b1d527-0451-4ac3-89cc-4ed2ed013eb6
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Record 01

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Manifest bytes · SHA-256

9b27bf522bebd33ceb121d2577bef267c61ebfaa462c6df2c4db5b77ba14e609

Identifies the manifest file, not a fresh comparison with the live article.

Submission bytes · SHA-256

272247a749369f8b8fc597aeab8a4a984f60507a990e40b6ffff41f56f8dca13
Download evidence JSON Download manifest What this certifies
Inspect manifest metadata
{
  "$schema": "https://brianwinum.com/?wal_manifest_schema=2",
  "digests": [
    {
      "algorithm": "sha-256",
      "canonicalization": "wp-contentledger-content-v1",
      "scope": "canonical-content",
      "value": "caf9feeaae170d6dd59b43e51a082f9f0b7e86643ebfd7404c76b2231f08090b"
    }
  ],
  "entryId": "urn:uuid:59f55758-9bb6-4b99-af47-5e89f769df76",
  "evidenceScope": [
    "canonical-content-integrity",
    "publisher-controlled-recording"
  ],
  "generator": {
    "name": "WP ContentLedger",
    "version": "0.13.29"
  },
  "limitations": [
    "Origin evidence does not by itself prove legal ownership, original authorship, first publication, or third-party preservation.",
    "Internet Archive status and later evidence artifacts are maintained separately so this immutable manifest is never rewritten."
  ],
  "manifestVersion": "2.0",
  "provenance": {
    "evidenceCapturedAt": "2026-11-03T21:51:25+00:00",
    "recordSource": "bulk",
    "sealedFromPreviouslyCapturedEvidence": false
  },
  "sealedAt": "2026-11-03T21:51:25+00:00",
  "subject": {
    "author": {
      "name": "Brian Winum",
      "url": "https://brianwinum.com/author/brian-winum/"
    },
    "canonicalUrl": "https://brianwinum.com/the-new-age-of-authorship-blockchain-timestamping-meets-google-e-e-a-t/",
    "dateModified": "2026-07-28T20:25:28+00:00",
    "datePublished": "2025-01-05T17:17:14+00:00",
    "description": "Someone lifted our agency content and claimed they published it first. That's what sent me down the blockchain timestamping road, and a year of testing later it's become the cornerstone of how I prove authorship and build E-E-A-T signals.",
    "featuredImage": "https://brianwinum.com/wp-content/uploads/2026/07/new-age-of-authorship-blockchain-timestamping-google-eeat-featured-robot-time-clock-branded.webp",
    "language": "en-US",
    "postType": "post",
    "publisher": {
      "name": "Brian Winum",
      "url": "https://brianwinum.com/"
    },
    "taxonomies": {
      "category": [
        {
          "name": "Blog",
          "slug": "blog"
        }
      ],
      "post_tag": [
        {
          "name": "Blockchain",
          "slug": "blockchain"
        },
        {
          "name": "EEAT",
          "slug": "eeat"
        },
        {
          "name": "ScoreDetect",
          "slug": "scoredetect"
        }
      ]
    },
    "title": "The New Age of Authorship: Blockchain Timestamping Meets Google E-E-A-T",
    "type": "WebPage"
  }
}

This record documents submitted publication metadata and evidence. It does not establish legal ownership, original authorship, accuracy of the source material, or an independently verified publication time.