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100
MCP live MCP 2025-11-25 streamable-http

H/M Content Credentials Evidence Verifier

net.hogarmas/content-credentials

Free C2PA 2.4 triage and reproducible official trust snapshot. No media, keys, or payment.

Uptime
100.0%
1 direct probes · 30d
Response
154ms
last probe
Tools
7
callable
Resources
6
readable
Prompts
2
available
Primary URL
https://agents.hogarmas.net/mcp/content-credentials

Tools · 7

get_content_credentials_capabilities

Returns the free tools, byte limits, privacy behavior and interpretation boundaries before any evidence JSON is submitted.

triage_c2pa_validation_statuses

Classifies up to 200 C2PA validation status observations against the complete 2.4 standard catalog, flags class mismatches, separates custom codes and returns bounded remediation. Accepts codes or crJ…

run_content_credentials_self_check

Runs a deterministic, zero-input check of valid evidence, tamper detection and audit-chain verification using a synthetic fixture. No source media or caller data is used.

verify_content_credentials_envelope

Checks the schema, privacy boundaries and canonical SHA-256 digest of an H/M evidence envelope. It does not inspect source media or authenticate an issuer.

verify_content_credentials_audit

Checks report identity, source-report digest and the local custody hash chain. It does not prove operator identity, authorship or factual truth.

create_content_credentials_policy_profile

Creates one versioned policy profile from a fixed preset and optional rule overrides. It accepts no source media or evidence and does not authenticate the policy author.

verify_content_credentials_policy_decision

Checks the policy checksum, decision checksum, every per-item rule outcome and aggregate counts. It does not inspect source media, authenticate the sender or certify compliance.

Resources · 6

content-credentials-server-card

Focused connection, tool and privacy metadata.

mcp://content-credentials/server-card.json
content-credentials-capabilities

Current tool, byte-limit, privacy and interpretation boundaries.

mcp://content-credentials/capabilities.json
content-credentials-protocol

A short machine guide for safe evidence-envelope verification.

mcp://content-credentials/protocol.md
c2pa-status-catalog

The complete standard code catalog used by triage_c2pa_validation_statuses.

mcp://content-credentials/c2pa-status-catalog.json
c2pa-official-trust-snapshot

Exact source commit, trust-list digests and browser verification boundaries.

mcp://content-credentials/trust-snapshot.json
content-credentials-policy-catalog

The fixed policy rules, four presets, item limit, privacy behavior and decision boundaries.

mcp://content-credentials/policy-catalog.json

Prompts · 2

triage-c2pa-statuses

Interpret supplied C2PA status codes with the free 2.4 catalog tool and preserve evidence boundaries.

author-evidence-policy-profile

Create a checksum-bound organization policy profile without submitting evidence or source media.

How to use

Add to your Claude Desktop / Cursor / Cline MCP config:

{
  "mcpServers": {
    "h/m_content_credentials_evidence_verifier": {
      "url": "https://agents.hogarmas.net/mcp/content-credentials",
      "transport": "streamable-http"
    }
  }
}