Pith Number

pith:CPXRUUNP

pith:2019:CPXRUUNP74ASYMD5ACW2OLRWBT

not attested not anchored not stored refs pending

An acoustic and shock wave capturing compact high-order gas-kinetic scheme with spectral-like resolution

Fengxiang Zhao, Kun Xu, Wei Shyy, Xing Ji

arxiv:2001.01570 v2 · 2019-12-27 · 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{CPXRUUNP74ASYMD5ACW2OLRWBT}

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	2026-07-05T02:02:31.686216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

13ef1a51afff012c307d00ada72e360cca648cf0d30d72690580d0b3e10817d9

Aliases

arxiv: 2001.01570 · arxiv_version: 2001.01570v2 · doi: 10.48550/arxiv.2001.01570 · pith_short_12: CPXRUUNP74AS · pith_short_16: CPXRUUNP74ASYMD5 · pith_short_8: CPXRUUNP

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/CPXRUUNP74ASYMD5ACW2OLRWBT \
  | 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: 13ef1a51afff012c307d00ada72e360cca648cf0d30d72690580d0b3e10817d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc233529a204a8313569a63f6d43d9fe3636ef4e276bb3101f4b753971c1c4cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2019-12-27T11:49:06Z",
    "title_canon_sha256": "51e7cd5ce6d5aff9a57d418aef90aeeadd045bcf79b008547c32c9235ca469f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.01570",
    "kind": "arxiv",
    "version": 2
  }
}