Pith Number

pith:QLPHPWVW

pith:2012:QLPHPWVWPGLOO2FTPC2XLB4RPQ

not attested not anchored not stored refs pending

Positivity-preserving flux limiters for high-order conservative schemes

C.-W. Shu, N. A. Adams, X. Y. Hu

arxiv:1203.1540 v5 · 2012-03-07 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QLPHPWVWPGLOO2FTPC2XLB4RPQ}

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	2026-05-18T00:51:07.772604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82de77dab67996e768b378b57587917c3f3c6972dfafd7374c7652844895b649

Aliases

arxiv: 1203.1540 · arxiv_version: 1203.1540v5 · doi: 10.48550/arxiv.1203.1540 · pith_short_12: QLPHPWVWPGLO · pith_short_16: QLPHPWVWPGLOO2FT · pith_short_8: QLPHPWVW

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/QLPHPWVWPGLOO2FTPC2XLB4RPQ \
  | 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: 82de77dab67996e768b378b57587917c3f3c6972dfafd7374c7652844895b649

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f714e007ee361f2f176244bb39d29bd832568aa3901607d1b3d737a705a154c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2012-03-07T17:08:13Z",
    "title_canon_sha256": "192b838859b38e0b5ba93c1e8b39b785497ec111588484f28ba29ce0a5f8ecfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1540",
    "kind": "arxiv",
    "version": 5
  }
}