Pith Number

pith:NLEWNMXZ

pith:1994:NLEWNMXZGFTO5AST3V2DWSM2Q3

not attested not anchored not stored refs pending

On Quantum Cohomology Rings of Fano Manifolds and a Formula of Vafa and Intriligator

Bernd Siebert, Gang Tian

arxiv:alg-geom/9403010 v1 · 1994-03-12 · alg-geom · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NLEWNMXZGFTO5AST3V2DWSM2Q3}

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

A Vafa-Intriligator formula for semi-positive quotients of linear spaces

Receipt and verification

First computed	2026-07-04T15:08:02.152515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ac966b2f93166ee8253dd743b499a86f9a740b3128724a4426263c7a2c69864

Aliases

arxiv: alg-geom/9403010 · arxiv_version: alg-geom/9403010v1 · doi: 10.48550/arxiv.alg-geom/9403010 · pith_short_12: NLEWNMXZGFTO · pith_short_16: NLEWNMXZGFTO5AST · pith_short_8: NLEWNMXZ

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/NLEWNMXZGFTO5AST3V2DWSM2Q3 \
  | 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: 6ac966b2f93166ee8253dd743b499a86f9a740b3128724a4426263c7a2c69864

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8cfe4f8f7bce5d99cf51300c5b7f3c37a82e3423ac2d6d80983952cc0b0d6308",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "",
    "primary_cat": "alg-geom",
    "submitted_at": "1994-03-12T00:01:45Z",
    "title_canon_sha256": "b15a96f2af90d3293146946d8c9e57d688c839696ac1d0ba614e39894814d1ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "alg-geom/9403010",
    "kind": "arxiv",
    "version": 1
  }
}