Pith Number

pith:PE4J5ZWV

pith:2005:PE4J5ZWVNSPIZGYK5W7STPQCBQ

not attested not anchored not stored refs pending

Instantons, Poisson structures and generalized Kaehler geometry

Nigel Hitchin

arxiv:math/0503432 v1 · 2005-03-21 · math.DG · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PE4J5ZWVNSPIZGYK5W7STPQCBQ}

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

On the rigidity of special and exceptional geometries with torsion a closed $3$-form

Receipt and verification

First computed	2026-07-04T16:56:27.868646Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79389ee6d56c9e8c9b0aedbf29be020c259e82c388c6218c59124e0fe4e529b4

Aliases

arxiv: math/0503432 · arxiv_version: math/0503432v1 · doi: 10.48550/arxiv.math/0503432 · pith_short_12: PE4J5ZWVNSPI · pith_short_16: PE4J5ZWVNSPIZGYK · pith_short_8: PE4J5ZWV

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/PE4J5ZWVNSPIZGYK5W7STPQCBQ \
  | 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: 79389ee6d56c9e8c9b0aedbf29be020c259e82c388c6218c59124e0fe4e529b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0537ba7e02c9707ca3c5353b011deb1759722b9a38d448e5b3db09fe0c86994",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "2005-03-21T17:32:38Z",
    "title_canon_sha256": "22c8ddebf9108216d84b160b0148524aaf89bffec637c4646165a0c3f17f95b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0503432",
    "kind": "arxiv",
    "version": 1
  }
}