Pith Number

pith:S6CW5Q45

pith:2019:S6CW5Q45HYLE5O3CYYF6QKCHHA

not attested not anchored not stored refs pending

Derivation of a two-phase flow model with two-scale kinematics, geometric variables and surface tension using variational calculus

Florence Drui (CEA), Marc Massot (CMAP), Pierre Cordesse (CMAP), Ruben Di Battista (CMAP), Samuel Kokh (CEA)

arxiv:1910.14557 v1 · 2019-10-31 · 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{S6CW5Q45HYLE5O3CYYF6QKCHHA}

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	2026-07-05T00:16:11.762217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

97856ec39d3e164ebb62c60be82847380a838c29a62c198b417978d82ebb9331

Aliases

arxiv: 1910.14557 · arxiv_version: 1910.14557v1 · doi: 10.48550/arxiv.1910.14557 · pith_short_12: S6CW5Q45HYLE · pith_short_16: S6CW5Q45HYLE5O3C · pith_short_8: S6CW5Q45

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/S6CW5Q45HYLE5O3CYYF6QKCHHA \
  | 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: 97856ec39d3e164ebb62c60be82847380a838c29a62c198b417978d82ebb9331

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "925d41a7c696e7f2c7448f5a5a79a75f09cf6bd6072b263b8b1f6a6b7b751782",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-10-31T16:00:16Z",
    "title_canon_sha256": "974862134c1614cd422600ea3bb5bc5d1866ad8c9fa2f36930fd99a9561f6a3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.14557",
    "kind": "arxiv",
    "version": 1
  }
}