Pith Number

pith:FQH3PJUJ

pith:2024:FQH3PJUJUFW37ZMJNS27RXSJRI

not attested not anchored not stored refs pending

A Semantic Search Engine for Mathlib4

Bin Dong, Guoxiong Gao, Haocheng Ju, Jiedong Jiang, Zihan Qin

arxiv:2403.13310 v2 · 2024-03-20 · cs.IR · cs.LG · cs.LO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FQH3PJUJUFW37ZMJNS27RXSJRI}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

3 papers in Pith

TheoremGraph: Bridging Formal and Informal Mathematics

Proof-Refactor: Refactoring Generated Formal Proofs into Modular Artifacts

MathAtlas: A Benchmark for Autoformalization in the Wild

Receipt and verification

First computed	2026-07-05T10:09:03.108095Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c0fb7a689a16dbfe5896cb5f8de498a214b620807a7e34adb217a5809ede9cd

Aliases

arxiv: 2403.13310 · arxiv_version: 2403.13310v2 · doi: 10.48550/arxiv.2403.13310 · pith_short_12: FQH3PJUJUFW3 · pith_short_16: FQH3PJUJUFW37ZMJ · pith_short_8: FQH3PJUJ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/FQH3PJUJUFW37ZMJNS27RXSJRI \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 2c0fb7a689a16dbfe5896cb5f8de498a214b620807a7e34adb217a5809ede9cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bff90a644a5a23b285e3cf1f403353643d1afe6f145c92b74fe42605bd149f6",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-03-20T05:23:09Z",
    "title_canon_sha256": "2742abefd208ac0cab15da02238dd07b881da72833794e07f1942f6bd96662ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.13310",
    "kind": "arxiv",
    "version": 2
  }
}