Pith Number

pith:JSMZ7OCA

pith:2013:JSMZ7OCANUCHCLWGCLAWUAOQOL

not attested not anchored not stored refs pending

Low-Reynolds number swimming in a capillary tube

Eric Lauga, Lailai Zhu, Luca Brandt

arxiv:1304.7671 v1 · 2013-04-29 · physics.flu-dyn · physics.bio-ph · physics.comp-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{JSMZ7OCANUCHCLWGCLAWUAOQOL}

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	2026-05-18T03:21:23.408115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c999fb8406d04712ec612c16a01d072cb9e518e8e2329a6f2f520c8da8c7661

Aliases

arxiv: 1304.7671 · arxiv_version: 1304.7671v1 · doi: 10.48550/arxiv.1304.7671 · pith_short_12: JSMZ7OCANUCH · pith_short_16: JSMZ7OCANUCHCLWG · pith_short_8: JSMZ7OCA

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/JSMZ7OCANUCHCLWGCLAWUAOQOL \
  | 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: 4c999fb8406d04712ec612c16a01d072cb9e518e8e2329a6f2f520c8da8c7661

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25788362bf19546942c3127b2014979181f3c66d7c1e928ccc21b281ea89382a",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2013-04-29T14:26:16Z",
    "title_canon_sha256": "15499417ef00a6604ab1e56308749f1c6cf6dc92c28776e63746030b820e5721"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.7671",
    "kind": "arxiv",
    "version": 1
  }
}