Pith Number

pith:467UFJB5

pith:2010:467UFJB5EXPE3HQ6JIS2TFM7LF

not attested not anchored not stored refs pending

Natural Connection with Totally Skew-Symmetric Torsion on Riemannian Almost Product Manifolds

Dimitar Mekerov, Mancho Manev

arxiv:1001.4946 v2 · 2010-01-27 · 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{467UFJB5EXPE3HQ6JIS2TFM7LF}

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	2026-05-18T03:56:22.905663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7bf42a43d25de4d9e1e4a25a9959f595f613fc4175df030e4047bced314ba37

Aliases

arxiv: 1001.4946 · arxiv_version: 1001.4946v2 · doi: 10.48550/arxiv.1001.4946 · pith_short_12: 467UFJB5EXPE · pith_short_16: 467UFJB5EXPE3HQ6 · pith_short_8: 467UFJB5

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/467UFJB5EXPE3HQ6JIS2TFM7LF \
  | 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: e7bf42a43d25de4d9e1e4a25a9959f595f613fc4175df030e4047bced314ba37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7e66a6bfb48bfd9b91b68d78c9fd6339795910565a27123efaed899757f7cad",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-01-27T13:46:43Z",
    "title_canon_sha256": "7eae352ccb38db1a2513c1baeb017054dfe0bb807d013c5bb2ec14cdbe00f17f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.4946",
    "kind": "arxiv",
    "version": 2
  }
}