Pith Number

pith:ZW5CQ6K3

pith:2015:ZW5CQ6K33OLTCD5J4JZCQOQV4S

not attested not anchored not stored refs pending

An Entropy Stable Finite Volume Scheme for the Equations of Shallow Water Magnetohydrodynamics

Andrew R. Winters, Gregor J. Gassner

arxiv:1509.06902 v1 · 2015-09-23 · 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{ZW5CQ6K33OLTCD5J4JZCQOQV4S}

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	2026-05-18T01:32:17.564673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdba28795bdb97310fa9e272283a15e481e952c27cf506de0dd885236c375a81

Aliases

arxiv: 1509.06902 · arxiv_version: 1509.06902v1 · doi: 10.48550/arxiv.1509.06902 · pith_short_12: ZW5CQ6K33OLT · pith_short_16: ZW5CQ6K33OLTCD5J · pith_short_8: ZW5CQ6K3

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/ZW5CQ6K33OLTCD5J4JZCQOQV4S \
  | 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: cdba28795bdb97310fa9e272283a15e481e952c27cf506de0dd885236c375a81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "965f43c419c6c8b42980d0d3edabda2c0ea4aa4ec5d9adc53118d0df9075c166",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-09-23T09:50:00Z",
    "title_canon_sha256": "4272d1cf377f39afc0917f258ac77366bbf34a480a6f9320a37be14a9469472d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.06902",
    "kind": "arxiv",
    "version": 1
  }
}