Pith Number

pith:27WU2GZE

pith:2009:27WU2GZE6QQDRG64TDIB6JGFMF

not attested not anchored not stored refs pending

An A_r threesome: Matrix models, 2d CFTs and 4d N=2 gauge theories

Niclas Wyllard, Ricardo Schiappa

arxiv:0911.5337 v3 · 2009-11-30 · hep-th · 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{27WU2GZE6QQDRG64TDIB6JGFMF}

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	2026-05-18T02:10:36.064478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7ed4d1b24f420389bdc98d01f24c5615e725288c8955a76014c6926f969fb8d

Aliases

arxiv: 0911.5337 · arxiv_version: 0911.5337v3 · doi: 10.48550/arxiv.0911.5337 · pith_short_12: 27WU2GZE6QQD · pith_short_16: 27WU2GZE6QQDRG64 · pith_short_8: 27WU2GZE

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/27WU2GZE6QQDRG64TDIB6JGFMF \
  | 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: d7ed4d1b24f420389bdc98d01f24c5615e725288c8955a76014c6926f969fb8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "246988d54550cab9f96609f1d6ef40f94480fda59b8ed4a7ad426b1a91ef5a82",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2009-11-30T18:03:28Z",
    "title_canon_sha256": "e81b006f11b1809a51ba7a413b9d50f251cbea93412036eb98e0da912b16d786"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.5337",
    "kind": "arxiv",
    "version": 3
  }
}