Pith Number

pith:E4QGJ5XP

pith:1997:E4QGJ5XP3LE4V6XRMCATOBQWPE

not attested not anchored not stored refs pending

Complex Matrix Models and Statistics of Branched Coverings of 2D Surfaces

Ivan K. Kostov, Matthias Staudacher, Thomas Wynter

arxiv:hep-th/9703189 v1 · 1997-03-26 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E4QGJ5XP3LE4V6XRMCATOBQWPE}

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.

Receipt and verification

First computed	2026-05-18T02:36:02.491938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

272064f6efdac9cafaf16081370616792b614a54dfcf6dd6d8b4168b5daee5ea

Aliases

arxiv: hep-th/9703189 · arxiv_version: hep-th/9703189v1 · doi: 10.48550/arxiv.hep-th/9703189 · pith_short_12: E4QGJ5XP3LE4 · pith_short_16: E4QGJ5XP3LE4V6XR · pith_short_8: E4QGJ5XP

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/E4QGJ5XP3LE4V6XRMCATOBQWPE \
  | 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: 272064f6efdac9cafaf16081370616792b614a54dfcf6dd6d8b4168b5daee5ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7c298af7dddd2b3aa03b7b4127c346a34024f5bbd642d19be6a9d7acccfe547",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1997-03-26T15:25:47Z",
    "title_canon_sha256": "08b90130245ed84680746c5d024ee9f930cfcd739b825b06f23d8e56a113e620"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9703189",
    "kind": "arxiv",
    "version": 1
  }
}