Pith Number

pith:4FDMWK2W

pith:2018:4FDMWK2WLADQKNJLPEXSM5XVOP

not attested not anchored not stored refs pending

Machine learning methods for turbulence modeling in subsonic flows over airfoils

Jiaqing Kou, Linyang Zhu, Weiwei Zhang, Yilang Liu

arxiv:1806.05904 v2 · 2018-06-15 · physics.flu-dyn · 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{4FDMWK2WLADQKNJLPEXSM5XVOP}

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	2026-05-18T00:11:30.006365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e146cb2b56580705352b792f2676f573dc74cbcf94478e957e0d3da06a91706b

Aliases

arxiv: 1806.05904 · arxiv_version: 1806.05904v2 · doi: 10.48550/arxiv.1806.05904 · pith_short_12: 4FDMWK2WLADQ · pith_short_16: 4FDMWK2WLADQKNJL · pith_short_8: 4FDMWK2W

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/4FDMWK2WLADQKNJLPEXSM5XVOP \
  | 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: e146cb2b56580705352b792f2676f573dc74cbcf94478e957e0d3da06a91706b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac83cd0da37938548f94149a7c9ed72608bfd8a0c78009f5334eb1a51647868c",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-06-15T11:09:18Z",
    "title_canon_sha256": "6dc16cf4b780a88501e5193d6ec55d50ea78ee00a51235a7bb7e581a1873ab44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.05904",
    "kind": "arxiv",
    "version": 2
  }
}