Pith Number

pith:KXQC3G6T

pith:2014:KXQC3G6TSZ2W7QYPLHULVLCV2B

not attested not anchored not stored refs pending

A nodal domain theorem for integrable billiards in two dimensions

Rhine Samajdar, Sudhir R. Jain

arxiv:1404.5269 v3 · 2014-04-21 · nlin.SI · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KXQC3G6TSZ2W7QYPLHULVLCV2B}

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	2026-05-18T01:16:29.947093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55e02d9bd396756fc30f59e8baac55d050b3d956d9ef0a6ae37f738a60b164f7

Aliases

arxiv: 1404.5269 · arxiv_version: 1404.5269v3 · doi: 10.48550/arxiv.1404.5269 · pith_short_12: KXQC3G6TSZ2W · pith_short_16: KXQC3G6TSZ2W7QYP · pith_short_8: KXQC3G6T

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/KXQC3G6TSZ2W7QYPLHULVLCV2B \
  | 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: 55e02d9bd396756fc30f59e8baac55d050b3d956d9ef0a6ae37f738a60b164f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84b771f2103f18fec0a39b66a2374bc42c7c06b058bba2e69e511593514730ea",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2014-04-21T18:50:34Z",
    "title_canon_sha256": "72dfc4e105a9edffd98ee121eaec596c2ea3f7906d25e93aa1f226c7540fcd51"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5269",
    "kind": "arxiv",
    "version": 3
  }
}