MCP.Market

I, Pencil verification MCP server

by sotapop.xyz·xyz.sotapop/verify·v1.1.0

Check Proof of Process chains: record, file match, timestamps, registry. Never one verdict.

C68/100grade C
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Safety scan
C68/100

full report

Adoption
New

237 downloads/wk

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If you have run it, two minutes of your experience saves the next person an afternoon.

I, Pencil verification tools (3)

write = sends, deletes, buys or posts

Read from the package source without running it. The installed server may list more.

  • check_registration

    Look up whether a chain head (64 hex chars, the `chain` of a proof's last checkpoint) was published to

  • find_registrations_by_phash

    Reverse lookup: given only an image's 64-bit perceptual hash (16 hex chars), find registry entries whose

  • verify_proof

    Verify an I, Pencil (ipencil-chain) process proof and, optionally, check a file against it.

Public scan report

scanner v0.1.10 · 2026-10-24 · same rubric, same numbers if you re-run it

1 low
  • Code scan4 source files scanned25/25
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitylocal package, no credentials required12/15
  • Maintenanceno repository listed3/15
  • Maintainer identityverified namespace with website, no repo4/10

Findings (1)

  • lowNo source repository listedmaint.no-repo
Overall 68/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How I, Pencil verification compares

Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
68/100
higher than 30% of 48,255 servers
Tools
3
the typical server has 7
Tools that change things
0%
typical: 0%. Fewer write tools means less an agent can break
Downloads a week
237
more than 77% of 12,191 servers with a package

What its tools let an agent do: 3 read

Install I, Pencil verification in Claude Code, Cursor or VS Code

Runs npx -y @ipopcil/mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add verify -- npx -y @ipopcil/mcp
Add to Cursor

I, Pencil verification: common questions

Is I, Pencil verification MCP server safe?
With care: it is graded C, so read the findings first (68/100). Read the I, Pencil verification safety report
How do I install I, Pencil verification?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does I, Pencil verification need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is I, Pencil verification maintained?
The latest release is v1.1.0.
What can I use instead of I, Pencil verification?
Servers from other publishers that do the same job: Desktop Commander MCP server and Ouroboros MCP server.
How does I, Pencil verification compare with other MCP servers?
safety score 68/100 (higher than 30% of 48,255 servers); tools 3 (the typical server has 7); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.

Alternatives to I, Pencil verification

Same job from other publishers: the closest match first, then the best rated.

  • Desktop Commander
    MCP server for terminal commands, file operations, and process management
    C
  • Ouroboros
    Pins an acceptance spec; the verify command and expected output never enter the success contract.
    C