Pith Number

pith:435CL5DY

pith:2013:435CL5DY7C2JLH3ADGU7ZAPXCW

not attested not anchored not stored refs pending

Axisymmetric critical points of a nonlocal isoperimetric problem on the two-sphere

Gantumur Tsogtgerel, Ihsan Topaloglu, Rustum Choksi

arxiv:1311.3512 v2 · 2013-11-14 · math.CA · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{435CL5DY7C2JLH3ADGU7ZAPXCW}

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	2026-05-18T02:44:31.693895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6fa25f478f8b4959f6019a9fc81f715bc4f446cd07a7eda5a1fb972440dd0fd

Aliases

arxiv: 1311.3512 · arxiv_version: 1311.3512v2 · doi: 10.48550/arxiv.1311.3512 · pith_short_12: 435CL5DY7C2J · pith_short_16: 435CL5DY7C2JLH3A · pith_short_8: 435CL5DY

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/435CL5DY7C2JLH3ADGU7ZAPXCW \
  | 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: e6fa25f478f8b4959f6019a9fc81f715bc4f446cd07a7eda5a1fb972440dd0fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a9ace943d5862e93c8043181b6931d313a4a4ebf3cc5925440caca26fd86739",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2013-11-14T14:27:17Z",
    "title_canon_sha256": "29c1ee3bf33e3aaab9b65c88431d54f5486a9bd65f99821ddacb9a6244fc7059"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.3512",
    "kind": "arxiv",
    "version": 2
  }
}