Pith Number

pith:7LVY2PSP

pith:2009:7LVY2PSP3KFMXJD24FQ7RNOH5X

not attested not anchored not stored refs pending

A matrix model for simple Hurwitz numbers, and topological recursion

B. Eynard, B. Safnuk, G. Borot, M. Mulase

arxiv:0906.1206 v1 · 2009-06-05 · math-ph · hep-th · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7LVY2PSP3KFMXJD24FQ7RNOH5X}

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	2026-05-18T02:13:28.622126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faeb8d3e4fda8acba47ae161f8b5c7edfafcdf329503f4ec3c2ceea8abb390b2

Aliases

arxiv: 0906.1206 · arxiv_version: 0906.1206v1 · doi: 10.48550/arxiv.0906.1206 · pith_short_12: 7LVY2PSP3KFM · pith_short_16: 7LVY2PSP3KFMXJD2 · pith_short_8: 7LVY2PSP

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/7LVY2PSP3KFMXJD24FQ7RNOH5X \
  | 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: faeb8d3e4fda8acba47ae161f8b5c7edfafcdf329503f4ec3c2ceea8abb390b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff480123cb881cdede57ea3b301d72b8d0f81920bc7a3341001e94b72aa69ea4",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2009-06-05T20:20:32Z",
    "title_canon_sha256": "cd57cf10d6a7ffaf7b0428c9df9ec85dab4febeba7f055051e03a3ecc326b279"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.1206",
    "kind": "arxiv",
    "version": 1
  }
}