Pith Number

pith:PH574SOQ

pith:2018:PH574SOQT4CKEYCIAW4QZCCDKL

not attested not anchored not stored refs pending

Note on Divergence of the Chapman-Enskog Expansion for Solving Boltzmann Equation

Bohua Sun, Nanxian Chen

arxiv:1808.10739 v1 · 2018-07-30 · physics.gen-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{PH574SOQT4CKEYCIAW4QZCCDKL}

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	2026-05-18T00:06:44.904178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79fbfe49d09f04a2604805b90c884352fc5aa5e2cf63ecda0f6dac40b180b349

Aliases

arxiv: 1808.10739 · arxiv_version: 1808.10739v1 · doi: 10.48550/arxiv.1808.10739 · pith_short_12: PH574SOQT4CK · pith_short_16: PH574SOQT4CKEYCI · pith_short_8: PH574SOQ

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/PH574SOQT4CKEYCIAW4QZCCDKL \
  | 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: 79fbfe49d09f04a2604805b90c884352fc5aa5e2cf63ecda0f6dac40b180b349

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c433a30e0c7ed90b1fff217abc9eedd7b7538b6cf997e661e0b9133c295fbda1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2018-07-30T10:39:49Z",
    "title_canon_sha256": "92113b1cf08beee2600a72b301cb921396e61e08f4234534e0e3a0232d35c825"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10739",
    "kind": "arxiv",
    "version": 1
  }
}