Pith Number

pith:RRF35EKE

pith:2025:RRF35EKEYLBGDAQSHJK4S6XZY5

not attested not anchored not stored refs pending

Cohomological Field Theory with vacuum and its Virasoro constraints

Qingsheng Zhang, Shuai Guo

arxiv:2502.18895 v1 · 2025-02-26 · math-ph · math.AG · 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{RRF35EKEYLBGDAQSHJK4S6XZY5}

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.

Cited by

1 paper in Pith

Virasoro constraints for topological recursion

Receipt and verification

First computed	2026-07-05T10:20:22.595036Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c4bbe9144c2c26182123a55c97af9c74cca96f37cf01ab1c2d570084955e305

Aliases

arxiv: 2502.18895 · arxiv_version: 2502.18895v1 · doi: 10.48550/arxiv.2502.18895 · pith_short_12: RRF35EKEYLBG · pith_short_16: RRF35EKEYLBGDAQS · pith_short_8: RRF35EKE

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/RRF35EKEYLBGDAQSHJK4S6XZY5 \
  | 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: 8c4bbe9144c2c26182123a55c97af9c74cca96f37cf01ab1c2d570084955e305

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6507599e7dcf1b61d850d57c21ecaa15a75dcd235866ecb8fdc65f8fb785359",
    "cross_cats_sorted": [
      "math.AG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2025-02-26T07:19:25Z",
    "title_canon_sha256": "fead56606b3b97259ad57d0f2517768597560cb61dec3ef191c1f2a572efa661"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.18895",
    "kind": "arxiv",
    "version": 1
  }
}