Pith Number

pith:4NA4UAPB

pith:2013:4NA4UAPBQILEOKWHC3QO4LMQ3G

not attested not anchored not stored refs pending

Dimensional curvature identities on pseudo-Riemannian geometry

Alberto Navarro, Jose Navarro

arxiv:1310.2878 v3 · 2013-10-10 · 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{4NA4UAPBQILEOKWHC3QO4LMQ3G}

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	2026-05-18T02:38:17.015146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e341ca01e18216472ac716e0ee2d90d98640f92a3e95035b0fcf9477e39326b0

Aliases

arxiv: 1310.2878 · arxiv_version: 1310.2878v3 · doi: 10.48550/arxiv.1310.2878 · pith_short_12: 4NA4UAPBQILE · pith_short_16: 4NA4UAPBQILEOKWH · pith_short_8: 4NA4UAPB

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/4NA4UAPBQILEOKWHC3QO4LMQ3G \
  | 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: e341ca01e18216472ac716e0ee2d90d98640f92a3e95035b0fcf9477e39326b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb7f487e867fa87a282fe973070b061dcfbe2aa4f016fd4efe0e76d7d4b02297",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-10-10T16:43:00Z",
    "title_canon_sha256": "c800fbf551581062127367be00e5351ec596e5c2bc5858b1a6d5225f95426a2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2878",
    "kind": "arxiv",
    "version": 3
  }
}