Pith Number

pith:4UXP5MD7

pith:2013:4UXP5MD7PY4GQKH5KBXQK2YWA2

not attested not anchored not stored refs pending

On realizations of the Virasoro algebra

Qing Huang, Renat Zhdanov

arxiv:1310.2846 v1 · 2013-10-10 · nlin.SI · 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{4UXP5MD7PY4GQKH5KBXQK2YWA2}

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	2026-05-18T03:10:46.496865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e52efeb07f7e386828fd506f056b16068e7d2382261bab8c45bd79e90dc3bb48

Aliases

arxiv: 1310.2846 · arxiv_version: 1310.2846v1 · doi: 10.48550/arxiv.1310.2846 · pith_short_12: 4UXP5MD7PY4G · pith_short_16: 4UXP5MD7PY4GQKH5 · pith_short_8: 4UXP5MD7

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/4UXP5MD7PY4GQKH5KBXQK2YWA2 \
  | 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: e52efeb07f7e386828fd506f056b16068e7d2382261bab8c45bd79e90dc3bb48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2c55aa58ead1b6668b90807278e614d6340efba01f7173aaec6aedfe8c87b24",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2013-10-10T15:05:37Z",
    "title_canon_sha256": "d7792dad836a15241d50fed3b367e3df22259f88356d99cc304759bcedbcc89a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2846",
    "kind": "arxiv",
    "version": 1
  }
}