Pith Number

pith:TPANHWLZ

pith:2013:TPANHWLZNAB4OZ5VGXM3KLXJOB

not attested not anchored not stored refs pending

Shape of optimal active flagella

Christophe Eloy, Eric Lauga

arxiv:1306.0129 v1 · 2013-06-01 · physics.bio-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TPANHWLZNAB4OZ5VGXM3KLXJOB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:17:00.026057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9bc0d3d9796803c767b535d9b52ee97063d98693eae77ef2d13e7ac7b00397fc

Aliases

arxiv: 1306.0129 · arxiv_version: 1306.0129v1 · doi: 10.48550/arxiv.1306.0129 · pith_short_12: TPANHWLZNAB4 · pith_short_16: TPANHWLZNAB4OZ5V · pith_short_8: TPANHWLZ

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/TPANHWLZNAB4OZ5VGXM3KLXJOB \
  | 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: 9bc0d3d9796803c767b535d9b52ee97063d98693eae77ef2d13e7ac7b00397fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ab633b517bd8ef1baf29ba5ecdbaa25ae1cdd2ddd2e143fbd51f9827e6e076b",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2013-06-01T17:28:25Z",
    "title_canon_sha256": "4950afd9aea8ef26fdbacbd760c05d9ee6e390f0b45bd4fa0b8a1c0bf8301559"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0129",
    "kind": "arxiv",
    "version": 1
  }
}