verify-references

verify-references is a skill for Claude Code from TurtleTech-ehf/ookcite-mcp. It costs 47 tokens per session (308 once invoked), scanned A, original, MIT.

A reference checker that compares citations with publication records before a manuscript is submitted. It can check whether a DOI exists and whether details such as title, authors, year, journal, and pages match.

In plain words
What is it for?
It is for checking a bibliography or citation list and reporting the status of each reference before submission.
Why use it?
Bibliographies can contain invalid identifiers or details that do not match the cited work. This separates missing references from references whose recorded details are wrong.

Skill for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the ookcite plugin — 3 skills shipped together

Good fit It is for checking a bibliography or citation list and reporting the status of each reference before submission.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/turtletech-ehf/ookcite-mcp/verify-references
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add TurtleTech-ehf/ookcite-mcp --skill verify-references
Clone the repo
git clone --depth 1 https://github.com/TurtleTech-ehf/ookcite-mcp

Made for: Claude Code.

Or install ookcite, the plugin that ships this one along with the rest of its 3 skills.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for verify-references

README.md
[![agentmods](https://agentmods.dev/badge/skills/turtletech-ehf/ookcite-mcp/verify-references/github.svg)](https://agentmods.dev/skills/turtletech-ehf/ookcite-mcp/verify-references)
Your own site
<a href="https://agentmods.dev/skills/turtletech-ehf/ookcite-mcp/verify-references"><img src="https://agentmods.dev/badge/skills/turtletech-ehf/ookcite-mcp/verify-references/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for verify-references

Your own site · 80×15
<a href="https://agentmods.dev/skills/turtletech-ehf/ookcite-mcp/verify-references"><img src="https://agentmods.dev/badge/skills/turtletech-ehf/ookcite-mcp/verify-references.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 47 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 308 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00047 $0.00308
Opus 5.5 $0.00019 $0.00123
Sonnet 5.5 $0.00009 $0.00062
Haiku 4.5 $0.00005 $0.00031

Measured 11d ago against content hash 0f2b87f28b76, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

verify-references scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 11d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugins/ookcite/skills/verify-references/SKILL.md · 13 lines

What it actually says

Verify with the OokCite connector before the user relies on a citation. A DOI that fails, and a claim that disagrees with the resolved record, stays out of the manuscript.

  1. Take DOIs from the references. When a reference has no DOI, call reverse_lookup or batch_resolve and use a DOI only if the tool returns one. Do not invent a DOI.
  2. Call verify_references with dois. When the reference states a title, authors, year, journal, volume, issue, or pages, pass the same positions in claims. Each claim may set title, authors (family names), year, journal, volume, issue, and pages. An empty claim only checks that the DOI exists.
  3. Treat MISMATCH as a failed check, distinct from a DOI that does not exist. Report each item's status in the reply.
  4. Prefer verify_references over one validate_doi call per reference. More than 8 metered items on an anonymous session is refused; ask the user to sign in or split the list.
  5. Do not add a failed or mismatched reference to the text the user will submit.
Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 11d ago First seen · 13 lines · 47 tokens per session scan A 0f2b87f28b76

Subscribe to this mod's changes

verify-references is a skill published in the GitHub repository TurtleTech-ehf/ookcite-mcp (2 stars, last pushed 3d ago), licensed MIT. It adds 47 tokens to every session and 308 once invoked, about $0.0002 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-10-05.

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