Pith Number

pith:OYG4CKCS

pith:2010:OYG4CKCSFJDDN7DJRCEHIDWUXW

not attested not anchored not stored refs pending

Fractional Chemotaxis Diffusion Equations

B.I. Henry, T.A.M. Langlands

arxiv:1003.1548 v1 · 2010-03-08 · math.DS · cond-mat.stat-mech · q-bio.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OYG4CKCSFJDDN7DJRCEHIDWUXW}

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	2026-05-18T03:39:42.287223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

760dc128522a4636fc698888740ed4bd9c420c79a80e494ed87176dba989b4d1

Aliases

arxiv: 1003.1548 · arxiv_version: 1003.1548v1 · doi: 10.48550/arxiv.1003.1548 · pith_short_12: OYG4CKCSFJDD · pith_short_16: OYG4CKCSFJDDN7DJ · pith_short_8: OYG4CKCS

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/OYG4CKCSFJDDN7DJRCEHIDWUXW \
  | 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: 760dc128522a4636fc698888740ed4bd9c420c79a80e494ed87176dba989b4d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff8e5f2ab387ad989ba81c7b152cf469aa8817bbf6daaa58b2ef5a03f8b0a3fc",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "q-bio.OT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2010-03-08T03:33:38Z",
    "title_canon_sha256": "db169d547518555bde22079b793ab11a2a717fcd1b47d99f572f409353970bb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1548",
    "kind": "arxiv",
    "version": 1
  }
}