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ContentLedger verification

Evidence you can inspect.

Review this recorded version, inspect its supporting evidence, and follow its matching repository certificate when available.

WP ContentLedger v0.13.21 Pilot Fixture — 2026-09-26

✓ Site signature verified

This record’s cryptographic signature matches the site signing key. Review the signature section for authorization limits. This does not verify author identity, ownership or content accuracy. Review signature checks

https://brianwinum.com/wpcl-v01321-pilot-20260926/

Record identifiers
Entry ID
urn:uuid:c3a7a49d-1037-4e9f-b5ba-5b2e0324a283
Manifest SHA-256
2724472e3075afc7afb829f9c7bd259a6c65e6e3a638709cef263483056ebaef

Download canonical manifest View record JSON-LD

Repository certificate

The repository accepted evidence for this exact record. Open its matching revision to compare the same manifest; the permanent certificate may show a newer revision.

Certificate ID
c74689eb-ba52-4cfb-ad08-750c713281ff
Certificate URL
https://certificates.wpcontentledger.com/certificate/c74689eb-ba52-4cfb-ad08-750c713281ff

View certificate for this recordOpen permanent certificate

Use the certificate ID or URL above in the repository’s Check Cert page. Acceptance does not establish Bitcoin confirmation or current public availability; a withdrawn certificate or hidden revision may no longer be available.

Verification results

Manifest digest

Valid

The SHA-256 digest was recalculated from the downloaded manifest bytes.

Canonical JSON

Valid

The manifest matches the deterministic ContentLedger RFC 8785 serialization profile.

Archive snapshot

Not currently verified

Internet Archive workflow status: Failed. Origin evidence remains independently verifiable.

Version chain

Valid

Any previous-manifest digest resolves to an earlier sealed record in this ledger.

Current content

Not available

Legacy records do not receive retroactive content-digest claims.

OpenTimestamps proofs

Alice via OpenTimestamps A Pool

Bitcoin attestation present

The proof contains a Bitcoin block-header attestation and is ready for independent verification with an OpenTimestamps client and Bitcoin node.

Download .ots proof

Bob via OpenTimestamps B Pool

Bitcoin attestation present

The proof contains a Bitcoin block-header attestation and is ready for independent verification with an OpenTimestamps client and Bitcoin node.

Download .ots proof

Finney via Eternity Wall Pool

Bitcoin attestation present

The proof contains a Bitcoin block-header attestation and is ready for independent verification with an OpenTimestamps client and Bitcoin node.

Download .ots proof

Catallaxy

Bitcoin attestation present

The proof contains a Bitcoin block-header attestation and is ready for independent verification with an OpenTimestamps client and Bitcoin node.

Download .ots proof

“Bitcoin attestation present” describes proof contents; this website does not claim that it independently validated the Bitcoin chain. Use the official client with a trusted Bitcoin node for that final check.

Site digital signature

Ed25519 compact JWS

Cryptographic signature valid

The protected public key verifies the JWS and its claims bind this exact manifest digest and ledger entry.

Current did:webvh authorization
Authorized for assertions
Historical did:webvh authorization record
The verified did:webvh log records an authorization interval for this assertion method
Claimed issuedAt assessment
Not independently established
did:webvh log integrity
Valid
Authorization assessment
Current
Assessment basis
Verified Log Interval
Authorization interval starts
2026-09-24T22:17:43Z

The JWS issuedAt value is a signed claim, not an independent timestamp. The verified did:webvh log establishes append order and recorded authorization intervals, but does not by itself provide trusted external time.

Verification method
did:webvh:QmaPzMXtR1eFRUSAwchcowxXMY7Y1shH8QkiPpvXviTjkD:brianwinum.com#ZgBbo2O96KH_TTispmMIJlPNxnbu1baPO81lTs_lmxs

Download compact JWS · Open did:webvh identity log

Cryptographic validity, historical did:webvh authorization, authorization at a claimed signing time, and current assertion authorization are separate results. None independently establishes legal ownership, human identity, original authorship, first publication, or a trusted signing time.

Recorded artifacts

ArtifactStatusDigest or location
Content Digest Recorded 33427853aa2cbbebfd0291feee4f126906fdcc4c2cd282ad20b1abec996eb90c
Manifest Sealed 2724472e3075afc7afb829f9c7bd259a6c65e6e3a638709cef263483056ebaef https://brianwinum.com/?wal_manifest=c3a7a49d-1037-4e9f-b5ba-5b2e0324a283
Ed25519 JWS signature Verified 2724472e3075afc7afb829f9c7bd259a6c65e6e3a638709cef263483056ebaef Download compact JWS
Representation Digest Recorded 544170f49844d981329cbe463b33839d82730c0536fa21ebda52102e39927dfc https://brianwinum.com/wpcl-v01321-pilot-20260926/
OpenTimestamps proof Bitcoin attested d75174588100399185c979003b1f0c0e36805c515a3bd0bceaf27402c91ab63e Download .ots proof
OpenTimestamps proof Bitcoin attested 8efbdfb9c74f086db2e3ee62c79036df60390ab6bf2c2a7d2e0bb31d983d5f61 Download .ots proof
OpenTimestamps proof Bitcoin attested 1f3b769324bb0f42862353c480af5fd9b673cd598de5c48e235bd665011dac48 Download .ots proof
OpenTimestamps proof Bitcoin attested 121b71c17265cb8a6e4da14b354c8772803ab605164dfdde622c1a63204b3387 Download .ots proof

Independent digest check

Download the canonical manifest without modifying it and calculate its SHA-256 digest with a local tool. The result must equal the manifest digest printed above.

sha256sum wp-contentledger-c3a7a49d-1037-4e9f-b5ba-5b2e0324a283.json

After installing the official OpenTimestamps client, independently verify a downloaded proof against the manifest digest:

ots verify -d 2724472e3075afc7afb829f9c7bd259a6c65e6e3a638709cef263483056ebaef wp-contentledger-c3a7a49d-1037-4e9f-b5ba-5b2e0324a283-PROOF-ID.ots

The signature is an RFC 7515 compact JWS using the fully specified RFC 9864 Ed25519 algorithm and an RFC 8037 public JWK. An independent verifier should validate the JWS, confirm its manifestDigest claim equals the SHA-256 above, and resolve the kid against this website identity's did:webvh JSONL log.

Download Manifest v2.0 JSON Schema

Return to the preservation archive

WP ContentLedgerA record of publication. Evidence you can inspect.