Pith Number

pith:Q5DJBMSK

pith:2013:Q5DJBMSKUN3TVMR45YAAKTVO6Q

not attested not anchored not stored refs pending

Closed form solution for the surface area, the capacitance and the demagnetizing factors of the ellipsoid

G. K. Leontaris, G. V. Kraniotis

arxiv:1306.0509 v1 · 2013-06-03 · math-ph · gr-qc · hep-th · 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{Q5DJBMSKUN3TVMR45YAAKTVO6Q}

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	2026-05-18T03:21:42.947473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

874690b24aa3773ab23cee00054eaef437390a7725df616cf92dc07adde42b5d

Aliases

arxiv: 1306.0509 · arxiv_version: 1306.0509v1 · doi: 10.48550/arxiv.1306.0509 · pith_short_12: Q5DJBMSKUN3T · pith_short_16: Q5DJBMSKUN3TVMR4 · pith_short_8: Q5DJBMSK

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/Q5DJBMSKUN3TVMR45YAAKTVO6Q \
  | 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: 874690b24aa3773ab23cee00054eaef437390a7725df616cf92dc07adde42b5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f9fa5e00fc229ac5f7e30f1e8fc16a52ef6cbbf0de8a1afd305d044662529dd",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2013-06-03T17:18:35Z",
    "title_canon_sha256": "887c486f2fcc729d0b4adf0c49d372b8bc3626c7200a80ba484f63341b2792e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0509",
    "kind": "arxiv",
    "version": 1
  }
}