Pith Number

pith:2Q2UISZW

pith:2018:2Q2UISZWMSIXRXTB5QM76LBA5L

not attested not anchored not stored refs pending

A limiter-based well-balanced discontinuous Galerkin method for shallow-water flows with wetting and drying: Triangular grids

J\"orn Behrens, Nicole Beisiegel, Stefan Vater

arxiv:1811.09505 v2 · 2018-11-23 · math.NA · cs.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{2Q2UISZWMSIXRXTB5QM76LBA5L}

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	2026-06-04T20:13:43.030593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d435444b36649178de61ec19ff2c20eacf2bee58ab367ef7eaf7c8d70420d1a2

Aliases

arxiv: 1811.09505 · arxiv_version: 1811.09505v2 · doi: 10.48550/arxiv.1811.09505 · pith_short_12: 2Q2UISZWMSIX · pith_short_16: 2Q2UISZWMSIXRXTB · pith_short_8: 2Q2UISZW

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/2Q2UISZWMSIXRXTB5QM76LBA5L \
  | 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: d435444b36649178de61ec19ff2c20eacf2bee58ab367ef7eaf7c8d70420d1a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f23dc842e50d2dfc62d63940107740a6f4a1ecbbc2dddc3d7f34e869c9e6f30f",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-11-23T15:00:38Z",
    "title_canon_sha256": "1b736f4afcd6c932b1648745947273b9e683f763e67537df412e993569bd9bb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.09505",
    "kind": "arxiv",
    "version": 2
  }
}