Pith Number

pith:7XLFS3WL

pith:2009:7XLFS3WLXK4EC4KCHR6DAUXHIN

not attested not anchored not stored refs pending

Particle-based modelling of aggregation and fragmentation processes: Fractal-like aggregates

Jens C. Zahnow, Joeran Maerz, Ulrike Feudel

arxiv:0904.3418 v4 · 2009-04-22 · physics.flu-dyn · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7XLFS3WLXK4EC4KCHR6DAUXHIN}

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	2026-05-18T04:27:25.717286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdd6596ecbbab84171423c7c3052e7434fff104b9f33817a23457a65a83234f4

Aliases

arxiv: 0904.3418 · arxiv_version: 0904.3418v4 · doi: 10.48550/arxiv.0904.3418 · pith_short_12: 7XLFS3WLXK4E · pith_short_16: 7XLFS3WLXK4EC4KC · pith_short_8: 7XLFS3WL

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/7XLFS3WLXK4EC4KCHR6DAUXHIN \
  | 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: fdd6596ecbbab84171423c7c3052e7434fff104b9f33817a23457a65a83234f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13e59d4d6d762c2ac794ec1e52752b3e1495a94bb8177742284eb8bb396a6e5b",
    "cross_cats_sorted": [
      "nlin.CD"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2009-04-22T10:03:52Z",
    "title_canon_sha256": "5bf99f6fa1a369de0b51a14b01e4602f54ec87f3ebf539afc0eb5fb603b82a44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.3418",
    "kind": "arxiv",
    "version": 4
  }
}