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MCP live v0.1.0 MCP 2025-11-25 streamable-http

AnchorRegistry

io.github.AnchorRegistry/ar-mcp

On-chain provenance lookup for AnchorRegistry. Resolve AR-IDs, hashes, and full trees. Authless.

Uptime
100.0%
1 direct probes · 30d
Response
753ms
last probe
Tools
3
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://mcp.anchorregistry.ai/mcp

Tools · 3

ar_verify_arid

Resolve an AnchorRegistry AR-ID to its full provenance record. Use this when you encounter an SPDX-Anchor or DAPX-Anchor tag (e.g. in a README, paper, model card, or website) and need to confirm what …

ar_verify_by_hash

Resolve an artifact by its SHA-256 manifest hash. Use this when you have the artifact itself but no AR-ID, and want to check whether it has been anchored. Returns the AR-ID and full provenance record …

ar_resolve_tree

Resolve the full provenance tree for an AR-ID. Returns every anchor in the tree (root + all descendants) with their relationships, types, manifest hashes, and timestamps. Use this when you need to und…

How to use

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

{
  "mcpServers": {
    "anchorregistry": {
      "url": "https://mcp.anchorregistry.ai/mcp",
      "transport": "streamable-http"
    }
  }
}