Pith Number

pith:HXOZJOVI

pith:2013:HXOZJOVIQ63E25VHVXUBJWPCVC

not attested not anchored not stored refs pending

Generalized Contact Geometry and T-Duality

Daniele Grandini, Marco Aldi

arxiv:1312.7471 v3 · 2013-12-28 · math.DG · math-ph · 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{HXOZJOVIQ63E25VHVXUBJWPCVC}

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	2026-05-18T01:24:38.745609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ddd94baa887b64d76a7ade814d9e2a8973f285f1c263c832c12b11ef5c3679e

Aliases

arxiv: 1312.7471 · arxiv_version: 1312.7471v3 · doi: 10.48550/arxiv.1312.7471 · pith_short_12: HXOZJOVIQ63E · pith_short_16: HXOZJOVIQ63E25VH · pith_short_8: HXOZJOVI

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/HXOZJOVIQ63E25VHVXUBJWPCVC \
  | 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: 3ddd94baa887b64d76a7ade814d9e2a8973f285f1c263c832c12b11ef5c3679e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1452da46ee9c989f2c24d2efebf79e5c4872dc55a7f6bf6ee9e787ebb795d3b9",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-12-28T20:27:40Z",
    "title_canon_sha256": "be7edaf6268408311345ee6c544d667f85243473fc7aa3d19e9610bffb0cd924"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7471",
    "kind": "arxiv",
    "version": 3
  }
}