Pith Number

pith:DZ2BOQKR

pith:2013:DZ2BOQKRRWYRHUGWBCSDYLN2WH

not attested not anchored not stored refs pending

Dirichlet-Neumann and Neumann-Neumann Waveform Relaxation Algorithms for Parabolic Problems

Bankim C. Mandal, Felix Kwok, Martin J. Gander

arxiv:1311.2709 v2 · 2013-11-12 · math.AP · math.CA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DZ2BOQKRRWYRHUGWBCSDYLN2WH}

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	2026-05-18T02:51:25.215567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e741741518db113d0d608a43c2dbab1cee29a65a2bc4baa65f8ebf031acc4df

Aliases

arxiv: 1311.2709 · arxiv_version: 1311.2709v2 · doi: 10.48550/arxiv.1311.2709 · pith_short_12: DZ2BOQKRRWYR · pith_short_16: DZ2BOQKRRWYRHUGW · pith_short_8: DZ2BOQKR

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/DZ2BOQKRRWYRHUGWBCSDYLN2WH \
  | 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: 1e741741518db113d0d608a43c2dbab1cee29a65a2bc4baa65f8ebf031acc4df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "282c9a6a72722597bfc7b49c2f8418217cb0ccdf904245a6b45da3ac77703743",
    "cross_cats_sorted": [
      "math.CA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2013-11-12T08:36:06Z",
    "title_canon_sha256": "66850ad4699e2aedb5dae694422228851d5b0a9b7573b1974365c09502e815dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2709",
    "kind": "arxiv",
    "version": 2
  }
}