Pith Number

pith:H6JWM3FZ

pith:2025:H6JWM3FZCUHVNEROQYN4ORXINC

not attested not anchored not stored refs pending

Accuracy analysis and optimization of scale-independent third-order WENO-Z scheme with critical-point accuracy preservation

Linsen Zhang, Mengyu Wang, Pan Yan, Qin Li, Xiuzheng Cheng, Yi Duan, Yunchuan Wu

arxiv:2509.08413 v1 · 2025-09-10 · math.NA · cs.NA · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H6JWM3FZCUHVNEROQYN4ORXINC}

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	2026-07-05T12:08:29.589806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f93666cb9150f56922e861bc746e8688c6c9938d4c88380df6b84299b9fb9eb

Aliases

arxiv: 2509.08413 · arxiv_version: 2509.08413v1 · doi: 10.48550/arxiv.2509.08413 · pith_short_12: H6JWM3FZCUHV · pith_short_16: H6JWM3FZCUHVNERO · pith_short_8: H6JWM3FZ

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/H6JWM3FZCUHVNEROQYN4ORXINC \
  | 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: 3f93666cb9150f56922e861bc746e8688c6c9938d4c88380df6b84299b9fb9eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e8977ccf6e3e5913be503236e2cef61021baff615450248d58b13cce22b7ff2a",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-09-10T08:58:13Z",
    "title_canon_sha256": "8bc093ecc75249288483130936c3c5e4c069e27e121af5dbc60c2a0e22ab197e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.08413",
    "kind": "arxiv",
    "version": 1
  }
}