Pith Number

pith:B7HEP5JR

pith:2002:B7HEP5JRZKT5PU3FKXVCVZVZB5

not attested not anchored not stored refs pending

Topological Quantum Field Theory for Calabi-Yau threefolds and G_2 manifolds

Naichung Conan Leung

arxiv:math/0208124 v5 · 2002-08-15 · math.DG · hep-th · math.GT · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B7HEP5JRZKT5PU3FKXVCVZVZB5}

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	2026-05-18T02:35:38.598579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fce47f531caa7d7d36555ea2ae6b90f76893cbd911eade6afe8707c3dca623a

Aliases

arxiv: math/0208124 · arxiv_version: math/0208124v5 · doi: 10.48550/arxiv.math/0208124 · pith_short_12: B7HEP5JRZKT5 · pith_short_16: B7HEP5JRZKT5PU3F · pith_short_8: B7HEP5JR

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/B7HEP5JRZKT5PU3FKXVCVZVZB5 \
  | 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: 0fce47f531caa7d7d36555ea2ae6b90f76893cbd911eade6afe8707c3dca623a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9845fb9227f99629d751e1376ab2d6c07e862e51ce74d2585c27d1baec0116a",
    "cross_cats_sorted": [
      "hep-th",
      "math.GT",
      "math.SG"
    ],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "2002-08-15T19:03:53Z",
    "title_canon_sha256": "052fd768bb43b78c9fda8debefcf457536710e2e7af72d9f518a362b3815411f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0208124",
    "kind": "arxiv",
    "version": 5
  }
}