Pith Number

pith:KSH56VLD

pith:2009:KSH56VLDPTSBUNQH2PNYPYHD7P

not attested not anchored not stored refs pending

Numerical Modeling of Complex Porous Media For Borehole Applications

Gabriela Leu, Hyung Joon Cho, Philip M. Singer, Seungoh Ryu, Weishu Zhao, Youngseuk Keehm

arxiv:0908.1962 v2 · 2009-08-13 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KSH56VLDPTSBUNQH2PNYPYHD7P}

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	2026-05-18T01:04:50.971337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

548fdf55637ce41a3607d3db87e0e3fbdac5845c20a08e6c2c6794d6a19e60bc

Aliases

arxiv: 0908.1962 · arxiv_version: 0908.1962v2 · doi: 10.48550/arxiv.0908.1962 · pith_short_12: KSH56VLDPTSB · pith_short_16: KSH56VLDPTSBUNQH · pith_short_8: KSH56VLD

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/KSH56VLDPTSBUNQH2PNYPYHD7P \
  | 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: 548fdf55637ce41a3607d3db87e0e3fbdac5845c20a08e6c2c6794d6a19e60bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bed5b3e9581372c33ae17f3dfd956c0c8e13543672627b4fe15b726a83b1097b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2009-08-13T19:59:40Z",
    "title_canon_sha256": "611247e62a5dd57b716ba3fc9334b0a59a63e8219e9140fcbec0d69ca088e9a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1962",
    "kind": "arxiv",
    "version": 2
  }
}