Pith Number

pith:4Q7EKRWO

pith:2018:4Q7EKRWOEWERS7M4ONKIAW2IHZ

not attested not anchored not stored refs pending

Unified Flow and Thermal Law-of-the-wall for Type-A and B Turbulent Boundary Layers

Bochao Cao, Duo Wang, Heng Li, Hongyi Xu

arxiv:1811.10338 v2 · 2018-11-26 · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4Q7EKRWOEWERS7M4ONKIAW2IHZ}

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	2026-05-17T23:59:37.849422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e43e4546ce2589197d9c7354805b483e7e27ee737de0e4e8cc3313b6116d78a1

Aliases

arxiv: 1811.10338 · arxiv_version: 1811.10338v2 · doi: 10.48550/arxiv.1811.10338 · pith_short_12: 4Q7EKRWOEWER · pith_short_16: 4Q7EKRWOEWERS7M4 · pith_short_8: 4Q7EKRWO

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/4Q7EKRWOEWERS7M4ONKIAW2IHZ \
  | 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: e43e4546ce2589197d9c7354805b483e7e27ee737de0e4e8cc3313b6116d78a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b4699c1114cda123807a8b67a8d09e0192b093c59e6bd459c8bb1696bf73ef4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-11-26T12:53:54Z",
    "title_canon_sha256": "b1417692d7ee30fc9738a06e5460fdfb40034a703cf3599723673ff9758dad52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.10338",
    "kind": "arxiv",
    "version": 2
  }
}