Pith Number

pith:FHR6EIBA

pith:2023:FHR6EIBANHC5VNMKBTNXXEMTUK

not attested not anchored not stored refs pending

Knowledge-embedded meta-learning model for lift coefficient prediction of airfoils

Hairun Xie, Jing Wang, Miao Zhang

arxiv:2303.02844 v1 · 2023-03-06 · physics.flu-dyn · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FHR6EIBANHC5VNMKBTNXXEMTUK}

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	2026-07-05T05:48:16.004007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29e3e2202069c5dab58a0cdb7b9193a29259b80b85fbe6f46583d0355c095273

Aliases

arxiv: 2303.02844 · arxiv_version: 2303.02844v1 · doi: 10.48550/arxiv.2303.02844 · pith_short_12: FHR6EIBANHC5 · pith_short_16: FHR6EIBANHC5VNMK · pith_short_8: FHR6EIBA

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/FHR6EIBANHC5VNMKBTNXXEMTUK \
  | 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: 29e3e2202069c5dab58a0cdb7b9193a29259b80b85fbe6f46583d0355c095273

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42013657bfc64732cb19a406855504e56b8666b7f719a072b5a36bdd8c177e33",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2023-03-06T02:47:31Z",
    "title_canon_sha256": "f4a22b272d9059eb120beb3cffd467c3a045f134b4c84f764f04178d8f171715"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.02844",
    "kind": "arxiv",
    "version": 1
  }
}