Pith Number

pith:TUSKL4CS

pith:2018:TUSKL4CSZZTYGLZ2ZR75BVPIBQ

not attested not anchored not stored refs pending

An entropy stable discontinuous Galerkin method for the shallow water equations on curvilinear meshes with wet/dry fronts accelerated by GPUs

Andrew R. Winters, Gregor J. Gassner, Niklas Wintermeyer, Timothy Warburton

arxiv:1804.02221 v1 · 2018-04-06 · 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{TUSKL4CSZZTYGLZ2ZR75BVPIBQ}

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	2026-05-18T00:04:59.017499Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d24a5f052ce67832f3acc7fd0d5e80c27af46037408a7257cfd5afb2e1d610f

Aliases

arxiv: 1804.02221 · arxiv_version: 1804.02221v1 · doi: 10.48550/arxiv.1804.02221 · pith_short_12: TUSKL4CSZZTY · pith_short_16: TUSKL4CSZZTYGLZ2 · pith_short_8: TUSKL4CS

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/TUSKL4CSZZTYGLZ2ZR75BVPIBQ \
  | 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: 9d24a5f052ce67832f3acc7fd0d5e80c27af46037408a7257cfd5afb2e1d610f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6897e5d1212293a576589af0383b28a3d4fea2112f30c2444f398d7b29aa547",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-04-06T12:16:01Z",
    "title_canon_sha256": "91516a300a99578c5eb0d2b6ca31cfd67c2b856609f69839f26e34b03ae118c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.02221",
    "kind": "arxiv",
    "version": 1
  }
}