Pith Number

pith:YXROYHIO

pith:2011:YXROYHIOLE4ELPLYEIOP6UT2EO

not attested not anchored not stored refs pending

An efficient method for computing genus expansions and counting numbers in the Hermitian matrix model

Elena Medina, Gabriel \'Alvarez, Luis Mart\'inez Alonso

arxiv:1101.2727 v1 · 2011-01-14 · math-ph · 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{YXROYHIOLE4ELPLYEIOP6UT2EO}

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	2026-05-18T04:23:56.263467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5e2ec1d0e593845bd78221cff527a23a3490d6e4c322ebc95b092d912481e44

Aliases

arxiv: 1101.2727 · arxiv_version: 1101.2727v1 · doi: 10.48550/arxiv.1101.2727 · pith_short_12: YXROYHIOLE4E · pith_short_16: YXROYHIOLE4ELPLY · pith_short_8: YXROYHIO

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/YXROYHIOLE4ELPLYEIOP6UT2EO \
  | 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: c5e2ec1d0e593845bd78221cff527a23a3490d6e4c322ebc95b092d912481e44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1840acf46182c133a5b88996520fb05afb9dcb6699bddaddd8b83733d8253ee1",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-01-14T07:01:25Z",
    "title_canon_sha256": "24aa61e94a1bcd01200b53290627f5cc226b1f0e16b4521d2b71be76084241be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.2727",
    "kind": "arxiv",
    "version": 1
  }
}