Pith Number

pith:DRDXWLFR

pith:2018:DRDXWLFRR7VTSIVEYVK3Q74OZR

not attested not anchored not stored refs pending

Third and fourth order well-balanced schemes for the shallow water equations based on the CWENO reconstruction

Manuel J. Castro-D\`iaz, Matteo Semplice

arxiv:1807.10069 v1 · 2018-07-26 · 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{DRDXWLFRR7VTSIVEYVK3Q74OZR}

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	2026-06-04T19:12:09.397827Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c477b2cb18feb3922a4c555b87f8ecc694aee457b3da040362c6025ccbc0e1a

Aliases

arxiv: 1807.10069 · arxiv_version: 1807.10069v1 · doi: 10.48550/arxiv.1807.10069 · pith_short_12: DRDXWLFRR7VT · pith_short_16: DRDXWLFRR7VTSIVE · pith_short_8: DRDXWLFR

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/DRDXWLFRR7VTSIVEYVK3Q74OZR \
  | 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: 1c477b2cb18feb3922a4c555b87f8ecc694aee457b3da040362c6025ccbc0e1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4aba8bfec85fde68e02d94214161224002fc0108161e5850528a624bba6a332",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-07-26T11:18:48Z",
    "title_canon_sha256": "0cb39893a416004d64f3354b73f1e8adbe2900da68cab57b9bb2408ff1c63be4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.10069",
    "kind": "arxiv",
    "version": 1
  }
}