Verifies a did:webvh self-certifying DID log: per-entry self-hash integrity, sequential versionId numbering, update-key-authorized signatures on every entry, deactivation status, and (optionally) that the resolved current DID Document matches an expected value. did:webs is superseded: DIF/ToIP recommend did:webvh (June 2026). Verify-only: this tool never operates witness/registry infrastructure and never resolves a live document over the network.
did:webvh 1.0Verify-OnlyZero-Fetch
🔒 All inputs are processed locally in your browser. No data is transmitted. Do not enter real personal data or production key material; use synthetic or anonymised inputs only.
Successor to ART-04
ART-04 (Agent Identity & Authorization Attestation Checker) validates KYA-OS AgentCredential / DelegationChain structure and named this did:webvh upgrade path as the portable-identifier target. This tool verifies the actual did:webvh log mechanics (hash chaining and update-key authorization) that ART-04 references but does not check.
Subject
DID Log (JSON array)
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Valid
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Entries Checked
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Deactivated
Failures
Entry
Code
Detail
Compliance Flags
⚠ DECISION-SUPPORT DRAFT. Verifies log mechanics only; it is not a legal determination that the controlling entity is who it claims to be.