Pith Number

pith:NVVOCT6D

pith:2018:NVVOCT6DJKV5T2TCRMBE6RMMC2

not attested not anchored not stored refs pending

Second order finite volume scheme for Euler equations with gravity which is well-balanced for general equations of state and grid systems

Christian Klingenberg, Friedrich K. R\"opke, Jonas P. Berberich, Praveen Chandrashekar

arxiv:1807.11825 v2 · 2018-07-31 · math.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NVVOCT6DJKV5T2TCRMBE6RMMC2}

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	2026-05-17T23:47:20.721937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d6ae14fc34aabd9ea628b024f458c16b0efeb665b7eb90811c22e529ed59d54

Aliases

arxiv: 1807.11825 · arxiv_version: 1807.11825v2 · doi: 10.48550/arxiv.1807.11825 · pith_short_12: NVVOCT6DJKV5 · pith_short_16: NVVOCT6DJKV5T2TC · pith_short_8: NVVOCT6D

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/NVVOCT6DJKV5T2TCRMBE6RMMC2 \
  | 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: 6d6ae14fc34aabd9ea628b024f458c16b0efeb665b7eb90811c22e529ed59d54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "76f458305b93d1fae74de17f134a36beea52f2a87c864cbeb315b150adcf2090",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-07-31T14:05:17Z",
    "title_canon_sha256": "9265de796d08e79473ddc6c8f2ef47f387d2ee04d179b7da9bf6b93a2c809e54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.11825",
    "kind": "arxiv",
    "version": 2
  }
}