Pith Number

pith:WB3SQ2LT

pith:2009:WB3SQ2LTQWWDO352N65RS3ZAFX

not attested not anchored not stored refs pending

Boussinesq Systems of Bona-Smith Type on Plane Domains: Theory and Numerical Analysis

Dimitrios Mitsotakis (LM-Orsay), Jean-Claude Saut (LM-Orsay), Vassilios Dougalis

arxiv:0907.4918 v1 · 2009-07-28 · physics.class-ph · cs.NA · math.AP · 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{WB3SQ2LTQWWDO352N65RS3ZAFX}

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	2026-06-03T23:06:28.093405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b07728697385ac376fba6fbb196f202de28c1b778deb554a685eaca67fdc1cc7

Aliases

arxiv: 0907.4918 · arxiv_version: 0907.4918v1 · doi: 10.48550/arxiv.0907.4918 · pith_short_12: WB3SQ2LTQWWD · pith_short_16: WB3SQ2LTQWWDO352 · pith_short_8: WB3SQ2LT

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/WB3SQ2LTQWWDO352N65RS3ZAFX \
  | 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: b07728697385ac376fba6fbb196f202de28c1b778deb554a685eaca67fdc1cc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f9def83869988b020fd795cb8f0129f1b2e231de49d85e3490a8c83d6b40440",
    "cross_cats_sorted": [
      "cs.NA",
      "math.AP",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2009-07-28T13:49:22Z",
    "title_canon_sha256": "a41d5e3bf096ced4041305c35a566c0715fac12e009939defa98b2deae46205c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.4918",
    "kind": "arxiv",
    "version": 1
  }
}