Pith Number

pith:4VUYIUVB

pith:2012:4VUYIUVBMQIXAHZG6LREKGAPEI

not attested not anchored not stored refs pending

Biased swimming cells do not disperse in pipes as tracers: a population model based on microscale behaviour

M. A. Bees, O. A. Croze, R. N. Bearon

arxiv:1205.0453 v1 · 2012-05-02 · physics.bio-ph · physics.flu-dyn · q-bio.CB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4VUYIUVBMQIXAHZG6LREKGAPEI}

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	2026-05-18T03:32:28.533739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5698452a16411701f26f2e245180f22326c16860965fdf68a8d8e85e98e5bc3

Aliases

arxiv: 1205.0453 · arxiv_version: 1205.0453v1 · doi: 10.48550/arxiv.1205.0453 · pith_short_12: 4VUYIUVBMQIX · pith_short_16: 4VUYIUVBMQIXAHZG · pith_short_8: 4VUYIUVB

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/4VUYIUVBMQIXAHZG6LREKGAPEI \
  | 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: e5698452a16411701f26f2e245180f22326c16860965fdf68a8d8e85e98e5bc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d579883704ccabe644f6d84a90f8798cca86d63dc0f5f3f8baa0dc7599840443",
    "cross_cats_sorted": [
      "physics.flu-dyn",
      "q-bio.CB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2012-05-02T15:04:51Z",
    "title_canon_sha256": "472e4a570f68277dd762af23b6628d979c1c10cc2aa64882f0dce5dc774068b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0453",
    "kind": "arxiv",
    "version": 1
  }
}