Pith Number

pith:EGDHTQMB

pith:2015:EGDHTQMBVMPDUNONR7D4CUIJ7A

not attested not anchored not stored refs pending

Zhu's Algebra of a C1-cofinite Vertex Algebra

Lu Ding, Wei Jiang, Wei Zhang

arxiv:1508.06351 v1 · 2015-08-26 · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EGDHTQMBVMPDUNONR7D4CUIJ7A}

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	2026-05-18T01:34:43.231335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

218679c181ab1e3a35cd8fc7c15109f811e5910690a6228d592f94047acc8d75

Aliases

arxiv: 1508.06351 · arxiv_version: 1508.06351v1 · doi: 10.48550/arxiv.1508.06351 · pith_short_12: EGDHTQMBVMPD · pith_short_16: EGDHTQMBVMPDUNON · pith_short_8: EGDHTQMB

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/EGDHTQMBVMPDUNONR7D4CUIJ7A \
  | 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: 218679c181ab1e3a35cd8fc7c15109f811e5910690a6228d592f94047acc8d75

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "170efc512befa186a50afefc3ce4f4051d786dd4e9cdfffb8d30479933bc9d08",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.QA",
    "submitted_at": "2015-08-26T03:06:38Z",
    "title_canon_sha256": "715e7987273ce3b4b49657fa2dd3cccb8b8be6f5add12666fb95b0042a9ae13e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06351",
    "kind": "arxiv",
    "version": 1
  }
}