Pith Number

pith:X3445DUS

pith:2012:X3445DUSOB4CJ4Y5JR3NGVM4FM

not attested not anchored not stored refs pending

New porous medium Poisson-Nernst-Planck equations for strongly oscillating electric potentials

Markus Schmuck

arxiv:1209.6618 v1 · 2012-09-28 · math-ph · math.AP · 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{X3445DUSOB4CJ4Y5JR3NGVM4FM}

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	2026-05-18T03:32:44.772306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bef9ce8e92707824f31d4c76d3559c2b3fbce4d99b5a22eb1813a2b42e4cb091

Aliases

arxiv: 1209.6618 · arxiv_version: 1209.6618v1 · doi: 10.48550/arxiv.1209.6618 · pith_short_12: X3445DUSOB4C · pith_short_16: X3445DUSOB4CJ4Y5 · pith_short_8: X3445DUS

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/X3445DUSOB4CJ4Y5JR3NGVM4FM \
  | 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: bef9ce8e92707824f31d4c76d3559c2b3fbce4d99b5a22eb1813a2b42e4cb091

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ad5e79bc8f4e943f458f1d4b0e2dcbec2e4b80cf848919ec32d7e9ab76a197d",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-09-28T19:23:42Z",
    "title_canon_sha256": "ce57c620b3285fc5035ba5fe0ef9bec080ec4fb564e7c81dcf590afcf60cf12b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.6618",
    "kind": "arxiv",
    "version": 1
  }
}