Pith Number

pith:KSD7FVHG

pith:2018:KSD7FVHG32ISS2K4VUJX4VXNVP

not attested not anchored not stored refs pending

A hierarchy of models for simulating experimental results from a 3D heterogeneous porous medium

Brian Wood, Daniel Vogler, Rebecca Paustian, Sassan Ostvar

arxiv:1802.01978 v1 · 2018-02-04 · 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{KSD7FVHG32ISS2K4VUJX4VXNVP}

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	2026-05-18T00:21:06.165600Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5487f2d4e6de9129695cad137e56edabf910ad20e8c596f7cd2a34766090bb7f

Aliases

arxiv: 1802.01978 · arxiv_version: 1802.01978v1 · doi: 10.48550/arxiv.1802.01978 · pith_short_12: KSD7FVHG32IS · pith_short_16: KSD7FVHG32ISS2K4 · pith_short_8: KSD7FVHG

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/KSD7FVHG32ISS2K4VUJX4VXNVP \
  | 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: 5487f2d4e6de9129695cad137e56edabf910ad20e8c596f7cd2a34766090bb7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b09601a9f8e37b3f1bae70ba9f30005930b1f0225b73d21086425a6fc4a606a5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-02-04T02:36:12Z",
    "title_canon_sha256": "aa2af2853d3de240fd8aeb34cff4a01913845f604636c3812d7a9e652a0c0986"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01978",
    "kind": "arxiv",
    "version": 1
  }
}