Pith Number

pith:KPGAFLUP

pith:2025:KPGAFLUPXC73MXY6GT6D2J5AJV

not attested not anchored not stored refs pending

A simplified unified wave-particle method for diatomic gases with rotational and vibrational non-equilibrium

Chengwen Zhong, Congshan Zhuo, He Zhang, Junzhe Cao, Ningchao Ding, Sha Liu, Sirui Yang

arxiv:2507.00720 v1 · 2025-07-01 · physics.flu-dyn · cs.NA · math.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{KPGAFLUPXC73MXY6GT6D2J5AJV}

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	2026-07-05T11:30:13.513758Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53cc02ae8fb8bfb65f1e34fc3d27a04d7ccc564c4e029d63840cbab7deb76173

Aliases

arxiv: 2507.00720 · arxiv_version: 2507.00720v1 · doi: 10.48550/arxiv.2507.00720 · pith_short_12: KPGAFLUPXC73 · pith_short_16: KPGAFLUPXC73MXY6 · pith_short_8: KPGAFLUP

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/KPGAFLUPXC73MXY6GT6D2J5AJV \
  | 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: 53cc02ae8fb8bfb65f1e34fc3d27a04d7ccc564c4e029d63840cbab7deb76173

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9fc81bb110bee7e29bcdcc37d6f29edcc72698541601e3af5e77ed66bc7a933c",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2025-07-01T12:59:56Z",
    "title_canon_sha256": "3be12346da4f162b4e72d7f3fdc6aaaf46484a5c2761cf58a7ee9036f3b83a03"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.00720",
    "kind": "arxiv",
    "version": 1
  }
}