Pith Number

pith:VSQBT7PM

pith:2012:VSQBT7PMNOC2TFNYB5B4L4DEDJ

not attested not anchored not stored refs pending

Virasoro constraint for Nekrasov instanton partition function

Hong Zhang, Shoichi Kanno, Yutaka Matsuo

arxiv:1207.5658 v2 · 2012-07-24 · 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{VSQBT7PMNOC2TFNYB5B4L4DEDJ}

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	2026-05-18T03:42:13.115500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aca019fdec6b85a995b80f43c5f0641a7e4daf39cef0167c91115f9562dcca9d

Aliases

arxiv: 1207.5658 · arxiv_version: 1207.5658v2 · doi: 10.48550/arxiv.1207.5658 · pith_short_12: VSQBT7PMNOC2 · pith_short_16: VSQBT7PMNOC2TFNY · pith_short_8: VSQBT7PM

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/VSQBT7PMNOC2TFNYB5B4L4DEDJ \
  | 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: aca019fdec6b85a995b80f43c5f0641a7e4daf39cef0167c91115f9562dcca9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7da4382bd65259aa4d86e847f85b94ca6df92fbb63f8e016c8438a7362f69569",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-07-24T11:09:05Z",
    "title_canon_sha256": "86f618f47658447a189cf5d2a5ddd2a63b1eb093747f98cd3df38e2aefdd46a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5658",
    "kind": "arxiv",
    "version": 2
  }
}