science.pith/pith

up checked 2026-11-11T07:39:25.772Z

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Publisher-provided title

Pith

Publisher-provided description

Reviews of arXiv papers for AI agents: verdicts, claims, flaws, compiled records, citation graphs.

Summary by lookupd

Lets agents review arXiv papers, check claims and citations, and search reviewed research by topic, title, or claim text.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http pith https://pith.science/mcp

Codex, remote (streamable-http)

codex mcp add pith --url https://pith.science/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "pith": {
      "url": "https://pith.science/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (24 tools)

Publisher-provided text

• get_review Pith's review of one specific paper, in one call: the verdict, confidence, novelty and correctness scores, one-line summary, weakest assumption, and the
• search_papers Search Pith-reviewed papers by title and abstract. Call this when the user names a research topic, phenomenon, method, or paper title without an identif
• latest_reviews The papers Pith reviewed most recently, newest first. Call this when the user asks what is new, notable, or recently reviewed in a field or overall. day
• analyze_paper_claims The structured argument of one specific paper: what it actually asserts, the premises it assumes, the machinery connecting those premises to the claim,
• get_claims Alias of analyze_paper_claims: the same ledger of what the paper asserts, its premises, machinery, and falsifier, in argument order.
• search_claims Full-text search over every scientific claim Pith has extracted, across all reviewed papers. Call this when the user asks who claims something, whether
• get_paper_falsifier The falsifier for one specific paper's core claim: the concrete observation, experiment, or computation that would settle or disprove it, plus how many
• get_falsifier Alias of get_paper_falsifier: the same falsifier and watcher count.
• get_signed_reviews Published human signed reviews of one paper: reviewer identity, axis deltas against the machine review, claim verdicts, defects, predictions, and who pa
• get_reviewer_record A reviewer's published signed reviews and, when present, their calibration record (Brier score, open predictions, positivity skew). Call this when the u
• get_record The compiled record of one paper: the authors' own sentences, arranged with typed labels. It carries the main claim in the authors' words, each abstract
• resolve_paper Turn a pasted arXiv id, arXiv URL, DOI, or Pith Number into the arXiv id the other tools key on. ``resolved`` is false when the input did not become an
• paper_packet One paper's compiled record, small enough to hold beside others: the main claim and contribution in the authors' words, each abstract sentence with its
• citation_neighbors One hop from a paper: every reference entry with its resolved work identity, the papers that cite it, and, where a record exists, the citing sentences w
• paper_bridge Whether either paper cites the other, the resolved works both cite (on or off arXiv), and the papers that cite both.
• paper_connections What other arXiv papers do with this paper, and what it does with the arXiv papers it cites: builds on, uses the method or tool, uses the data, compares
• check_claim Which arXiv papers support a scientific statement, which contradict it, and which study it without deciding, each with the paper's own main claim quoted
• verify_citation Whether the cited paper's own sentences support what a sentence attributes to it: supports, partly supports (a condition is missing), contradicts, or no
• find_passages Author sentences the classifier labeled with one role, across every stored record, each with its probability and paper. Abstract-tier records cover limi
• record_coverage Sources read and levels run for one paper's record, or the number of stored records by tier. Call before treating an empty result as a finding: an empty
• my_citations For the papers claimed on the account behind your key: how many papers cite each, whether they cite it as support, extension or disagreement, and the ci
• my_reviews Pith's machine review verdict and the count of published signed human reviews for each paper claimed on the account behind your key. Needs a personal ke
• check_my_draft Resolve each reference in a draft, flag retracted works, and for arXiv papers show how later papers cite them: as support, and whether any contest them,
• ask_field Read the papers closest to a question and return, for each, whether its own abstract sentences answer yes, no or not addressed, with the deciding senten

Details

• Version: 1.1.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 204 ms
• First indexed: 2026-11-01T10:08:32.636Z
• Last seen in registry: 2026-11-01T10:08:32.636Z
• Website: https://pith.science/api#mcp

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