Pith Number

pith:LBRMXART

pith:2019:LBRMXARTQ5PGNTJW34JOA2LTE5

not attested not anchored not stored refs pending

Improved Surrogate Modeling using Machine Learning for Industrial Civil Aircraft Aerodynamics

Jean-Christophe Jouhaud, Pierre Sagaut, Romain Dupuis

arxiv:1912.04706 v1 · 2019-12-06 · physics.flu-dyn · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LBRMXARTQ5PGNTJW34JOA2LTE5}

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	2026-07-05T00:25:20.713101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5862cb8233875e66cd36df12e06973277d416115b6951916c0e37ccea486a083

Aliases

arxiv: 1912.04706 · arxiv_version: 1912.04706v1 · doi: 10.48550/arxiv.1912.04706 · pith_short_12: LBRMXARTQ5PG · pith_short_16: LBRMXARTQ5PGNTJW · pith_short_8: LBRMXART

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/LBRMXARTQ5PGNTJW34JOA2LTE5 \
  | 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: 5862cb8233875e66cd36df12e06973277d416115b6951916c0e37ccea486a083

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f9ba1425e30ca50dcc4b521c0cd908d449d33b2889b5086002016a757cd4d494",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-12-06T14:46:53Z",
    "title_canon_sha256": "49f2eba669dcfaa84becb2c67b8fdd23e911f18fcd8b4605201f250bf51d961f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.04706",
    "kind": "arxiv",
    "version": 1
  }
}