Pith Number

pith:IPPEZYHH

pith:2013:IPPEZYHHS2ZSBVTP4PHIMBMKBP

not attested not anchored not stored refs pending

The Dirichlet and Neumann and Dirichlet-to-Neumann problems in quadrature, double quadrature, and non-quadrature domains

Steven R. Bell

arxiv:1311.6767 v1 · 2013-11-26 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPPEZYHHS2ZSBVTP4PHIMBMKBP}

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	2026-05-18T03:06:05.882227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43de4ce0e796b320d66fe3ce86058a0be6775ca5d2aab3ddd86322bd012dd94b

Aliases

arxiv: 1311.6767 · arxiv_version: 1311.6767v1 · doi: 10.48550/arxiv.1311.6767 · pith_short_12: IPPEZYHHS2ZS · pith_short_16: IPPEZYHHS2ZSBVTP · pith_short_8: IPPEZYHH

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/IPPEZYHHS2ZSBVTP4PHIMBMKBP \
  | 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: 43de4ce0e796b320d66fe3ce86058a0be6775ca5d2aab3ddd86322bd012dd94b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46cede2e686ca26bf8400ed1d1ad80d06607e4744f389f7d85befd3f027b98b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2013-11-26T18:40:05Z",
    "title_canon_sha256": "e24ca169b4430016910801bad2d40519633694f02bf0b915a3b90a236c4a230d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6767",
    "kind": "arxiv",
    "version": 1
  }
}