Pith Number

pith:I2SQDUSQ

pith:2019:I2SQDUSQAKI5YQ2S2MLMA5EGKN

not attested not anchored not stored refs pending

Surrogate Modeling of Aerodynamic Simulations for Multiple Operating Conditions Using Machine Learning

Jean-Christophe Jouhaud, Pierre Sagaut, Romain Dupuis

arxiv:1912.01917 v1 · 2019-12-04 · physics.flu-dyn · physics.comp-ph · 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{I2SQDUSQAKI5YQ2S2MLMA5EGKN}

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	2026-07-05T00:23:55.244957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

46a501d2500291dc4352d316c07486536adab0014447144151e32c49d20aef19

Aliases

arxiv: 1912.01917 · arxiv_version: 1912.01917v1 · doi: 10.48550/arxiv.1912.01917 · pith_short_12: I2SQDUSQAKI5 · pith_short_16: I2SQDUSQAKI5YQ2S · pith_short_8: I2SQDUSQ

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/I2SQDUSQAKI5YQ2S2MLMA5EGKN \
  | 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: 46a501d2500291dc4352d316c07486536adab0014447144151e32c49d20aef19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8b45319898e9bf0a91f2e82835b6571c451dfb5ff5cbde575c1fb91da5eac45",
    "cross_cats_sorted": [
      "physics.comp-ph",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-12-04T12:10:37Z",
    "title_canon_sha256": "a51bb26e4cdc80482a5a41cb4b33a98d8654a16704061a6439f5360295f7d1fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.01917",
    "kind": "arxiv",
    "version": 1
  }
}