Pith Number

pith:ZUV57RU4

pith:2014:ZUV57RU4LA6DFGRLOKQMBZLLLZ

not attested not anchored not stored refs pending

Well-Balanced Central Schemes on Overlapping Cells with Constant Subtraction Techniques for the Saint-Venant Shallow Water System

Alexander Kurganov, Suo Yang, Yingjie Liu

arxiv:1403.3700 v1 · 2014-03-14 · 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{ZUV57RU4LA6DFGRLOKQMBZLLLZ}

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	2026-05-18T00:21:38.137100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd2bdfc69c583c329a2b72a0c0e56b5e630942c3cdb993c4ec7cac695ce631b1

Aliases

arxiv: 1403.3700 · arxiv_version: 1403.3700v1 · doi: 10.48550/arxiv.1403.3700 · pith_short_12: ZUV57RU4LA6D · pith_short_16: ZUV57RU4LA6DFGRL · pith_short_8: ZUV57RU4

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/ZUV57RU4LA6DFGRLOKQMBZLLLZ \
  | 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: cd2bdfc69c583c329a2b72a0c0e56b5e630942c3cdb993c4ec7cac695ce631b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "622adaac882199a4a2c078956d5f8130c3eb1bcb697c684db54ecc274ca56d2b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2014-03-14T20:11:23Z",
    "title_canon_sha256": "d0f03fe7627ed3190fbb8bd63db9557c8335f598330b8433d495546b3bd8e594"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3700",
    "kind": "arxiv",
    "version": 1
  }
}