Pith Number

pith:XV7Z5ZOX

pith:2019:XV7Z5ZOX5RDU5IS4RQU73DYKNE

not attested not anchored not stored refs pending

A decoupled staggered scheme for the shallow water equations

Jean-Claude Latch\'e (IRSN), Nicolas Therme (LMJL), Rapha\`ele Herbin (LATP), Youssouf Nasseri

arxiv:1906.11001 v1 · 2019-06-26 · 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{XV7Z5ZOX5RDU5IS4RQU73DYKNE}

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	2026-05-17T23:42:10.314128Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd7f9ee5d7ec474ea25c8c29fd8f0a6921cf711eccd21de5235be954c1094d95

Aliases

arxiv: 1906.11001 · arxiv_version: 1906.11001v1 · doi: 10.48550/arxiv.1906.11001 · pith_short_12: XV7Z5ZOX5RDU · pith_short_16: XV7Z5ZOX5RDU5IS4 · pith_short_8: XV7Z5ZOX

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/XV7Z5ZOX5RDU5IS4RQU73DYKNE \
  | 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: bd7f9ee5d7ec474ea25c8c29fd8f0a6921cf711eccd21de5235be954c1094d95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82ef76e0848573b26451b96d5f3d15a9a162f973dbcd3593fe5669dbcb237fb1",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-06-26T11:54:44Z",
    "title_canon_sha256": "06b7ce70e13a4cb1221f94a71f131e77e948d50403b76b7b2a39e9dd86cde2ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11001",
    "kind": "arxiv",
    "version": 1
  }
}