Pith Number

pith:4WCD2O4W

pith:2017:4WCD2O4WMXVDP3PG6RNVOC6V7D

not attested not anchored not stored refs pending

An adaptive multiphysics model coupling vertical equilibrium and full multidimensions for multiphase flow in porous media

Beatrix Becker, Bernd Flemisch, Bo Guo, Karl Bandilla, Michael A. Celia, Rainer Helmig

arxiv:1711.09614 v1 · 2017-11-27 · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4WCD2O4WMXVDP3PG6RNVOC6V7D}

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	2026-05-18T00:07:28.129750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5843d3b9665ea37ede6f45b570bd5f8e09811ef437b92e23f9f70fdd34a84ee

Aliases

arxiv: 1711.09614 · arxiv_version: 1711.09614v1 · doi: 10.48550/arxiv.1711.09614 · pith_short_12: 4WCD2O4WMXVD · pith_short_16: 4WCD2O4WMXVDP3PG · pith_short_8: 4WCD2O4W

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/4WCD2O4WMXVDP3PG6RNVOC6V7D \
  | 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: e5843d3b9665ea37ede6f45b570bd5f8e09811ef437b92e23f9f70fdd34a84ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "193548ae084855b7b62cf92e5f52919b3a35dcb6a644e4aed321f8a4cfcf149d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2017-11-27T10:41:19Z",
    "title_canon_sha256": "c70de0c190110f0a260d0041fdc414dff42d9a597134b8d83edb87cabf3426b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.09614",
    "kind": "arxiv",
    "version": 1
  }
}