Pith Number

pith:7KSLDB5U

pith:2012:7KSLDB5U7CF2ZF3PH5YADBTKLZ

not attested not anchored not stored refs pending

Homogenization of a catalyst layer model for periodically distributed pore geometries in PEM fuel cells

Markus Schmuck, Peter Berg

arxiv:1204.6698 v1 · 2012-04-30 · math-ph · cond-mat.mtrl-sci · math.MP · physics.chem-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{7KSLDB5U7CF2ZF3PH5YADBTKLZ}

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	2026-05-18T03:56:44.095585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

faa4b187b4f88bac976f3f7001866a5e70d6a91307991199ade765cafca721b9

Aliases

arxiv: 1204.6698 · arxiv_version: 1204.6698v1 · doi: 10.48550/arxiv.1204.6698 · pith_short_12: 7KSLDB5U7CF2 · pith_short_16: 7KSLDB5U7CF2ZF3P · pith_short_8: 7KSLDB5U

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/7KSLDB5U7CF2ZF3PH5YADBTKLZ \
  | 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: faa4b187b4f88bac976f3f7001866a5e70d6a91307991199ade765cafca721b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb434b517316d76400f88681c0b4a47cc853640428822094fa85324bd9ab14f8",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "math.MP",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-04-30T16:43:32Z",
    "title_canon_sha256": "16fad9f3437da0f1ba9272014ffc7aece2121e62517bb700c734c58ed0d3a881"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6698",
    "kind": "arxiv",
    "version": 1
  }
}