Pith Number

pith:FMLNV2DZ

pith:2019:FMLNV2DZ676QMUWNYHJZ3OMR5S

not attested not anchored not stored refs pending

Nodal line estimates for the second Dirichlet eigenfunction

Jeremy L. Marzuola, Thomas Beck, Yaiza Canzani

arxiv:1904.11557 v2 · 2019-04-25 · math.AP · math.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FMLNV2DZ676QMUWNYHJZ3OMR5S}

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	2026-05-17T23:47:11.922187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b16dae879f7fd0652cdc1d39db991ecb7353f5202d9a8ef2cc59a054e01308c

Aliases

arxiv: 1904.11557 · arxiv_version: 1904.11557v2 · doi: 10.48550/arxiv.1904.11557 · pith_short_12: FMLNV2DZ676Q · pith_short_16: FMLNV2DZ676QMUWN · pith_short_8: FMLNV2DZ

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/FMLNV2DZ676QMUWNYHJZ3OMR5S \
  | 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: 2b16dae879f7fd0652cdc1d39db991ecb7353f5202d9a8ef2cc59a054e01308c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8562a78fb19ea5cd646b908863e7d2ca092b0775648d92f03325e47da509c1cb",
    "cross_cats_sorted": [
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-04-25T19:55:35Z",
    "title_canon_sha256": "606b1c8f9329358efd42bc24bd9d76a98312ae445ff100a4fdcd33cb989a6440"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11557",
    "kind": "arxiv",
    "version": 2
  }
}