Pith Number

pith:M7BLLPJL

pith:2018:M7BLLPJLJJXYKOJMT27YCDVO5B

not attested not anchored not stored refs pending

A Numerical method for coupling the BGK model and Euler equation through the linearized Knudsen layer

Hongxu Chen, Jianfeng Lu, Qin Li

arxiv:1811.03041 v2 · 2018-11-07 · 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{M7BLLPJLJJXYKOJMT27YCDVO5B}

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	2026-06-04T20:13:39.924880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67c2b5bd2b4a6f85392c9ebf810eaee87b13cf284ba2042d4dd2fc841ad4e448

Aliases

arxiv: 1811.03041 · arxiv_version: 1811.03041v2 · doi: 10.48550/arxiv.1811.03041 · pith_short_12: M7BLLPJLJJXY · pith_short_16: M7BLLPJLJJXYKOJM · pith_short_8: M7BLLPJL

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/M7BLLPJLJJXYKOJMT27YCDVO5B \
  | 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: 67c2b5bd2b4a6f85392c9ebf810eaee87b13cf284ba2042d4dd2fc841ad4e448

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c97ca0f86bf83d450f7ad512bfec65e77600e373a0c7dae44f76738f1e22c0d",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-11-07T17:59:41Z",
    "title_canon_sha256": "2f58fc97ffaa5d513a04a17b3cc3d749508ea47dce7fbbdd0ee95bc4c28d6fb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03041",
    "kind": "arxiv",
    "version": 2
  }
}