Pith Number

pith:TMUPB2UQ

pith:2009:TMUPB2UQUIDYROHYW65KFOGBUK

not attested not anchored not stored refs pending

Effects of inhomogeneous partial absorption and the geometry of the boundary on the population evolution of molecules diffusing in general porous media

Seungoh Ryu

arxiv:0903.1655 v1 · 2009-03-09 · cond-mat.soft · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TMUPB2UQUIDYROHYW65KFOGBUK}

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	2026-05-18T02:14:36.354732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b28f0ea90a20788b8f8b7baa2b8c1a2b42529d8f6c226ae1e2ff17834be2e72

Aliases

arxiv: 0903.1655 · arxiv_version: 0903.1655v1 · doi: 10.48550/arxiv.0903.1655 · pith_short_12: TMUPB2UQUIDY · pith_short_16: TMUPB2UQUIDYROHY · pith_short_8: TMUPB2UQ

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/TMUPB2UQUIDYROHYW65KFOGBUK \
  | 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: 9b28f0ea90a20788b8f8b7baa2b8c1a2b42529d8f6c226ae1e2ff17834be2e72

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a14f9fd80f77174b0f06178e55d4458d41660824449b52f8894909f4aacef8b",
    "cross_cats_sorted": [
      "cond-mat.other"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2009-03-09T21:44:42Z",
    "title_canon_sha256": "7a14ffb11eec286f00608a02596366296a2a29288399347cc3887359c23e9770"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1655",
    "kind": "arxiv",
    "version": 1
  }
}