Pith Number

pith:DEWWN6IO

pith:2018:DEWWN6IO5ATLVG2DWYJ7EAEL5B

not attested not anchored not stored refs pending

Cellular geometry controls the efficiency of motile sperm aggregates

D. J. G. Pearce, H. S. Fisher, K. A. Hook, L. A. Hoogerbrugge, L. Giomi

arxiv:1805.12116 v1 · 2018-05-30 · physics.bio-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{DEWWN6IO5ATLVG2DWYJ7EAEL5B}

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	2026-05-18T00:14:35.136711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

192d66f90ee826ba9b43b613f2008be874c9abd1143b736ffafbb00a736bdcf7

Aliases

arxiv: 1805.12116 · arxiv_version: 1805.12116v1 · doi: 10.48550/arxiv.1805.12116 · pith_short_12: DEWWN6IO5ATL · pith_short_16: DEWWN6IO5ATLVG2D · pith_short_8: DEWWN6IO

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/DEWWN6IO5ATLVG2DWYJ7EAEL5B \
  | 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: 192d66f90ee826ba9b43b613f2008be874c9abd1143b736ffafbb00a736bdcf7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8c40d81fd82066be4ccd4e8c8223d254e9693ccdae5a7153ef9b7972ceb78cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2018-05-30T17:56:59Z",
    "title_canon_sha256": "953d6145539019d9fd1fe9bc9801a534c43313b8adeef09fb829f6f4c74fb3a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.12116",
    "kind": "arxiv",
    "version": 1
  }
}