Pith Number

pith:FPYNNR27

pith:2025:FPYNNR27NLI5A5QVOUWQIQW7ET

not attested not anchored not stored refs pending

An effective implementation of high-order compact gas-kinetic scheme on structured meshes for compressible flows

Fengxiang Zhao, Kun Xu, Yaqing Yang

arxiv:2508.08965 v1 · 2025-08-12 · 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{FPYNNR27NLI5A5QVOUWQIQW7ET}

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	2026-07-05T11:52:37.649772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2bf0d6c75f6ad1d07615752d0442df24c1b1c0ba523c5f84bd696753178b1105

Aliases

arxiv: 2508.08965 · arxiv_version: 2508.08965v1 · doi: 10.48550/arxiv.2508.08965 · pith_short_12: FPYNNR27NLI5 · pith_short_16: FPYNNR27NLI5A5QV · pith_short_8: FPYNNR27

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/FPYNNR27NLI5A5QVOUWQIQW7ET \
  | 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: 2bf0d6c75f6ad1d07615752d0442df24c1b1c0ba523c5f84bd696753178b1105

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c19f6c857d1d96f0f9bd5c8e17bf7b8ff34fbdb55c45707071d5cdf81925fbc0",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-08-12T14:31:07Z",
    "title_canon_sha256": "034d71b24db3efd1539a4dd819869f6d2d4e95859fb1fda2a1588fc57fee52bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.08965",
    "kind": "arxiv",
    "version": 1
  }
}