Pith Number

pith:WPCASF3W

pith:2017:WPCASF3WJAXE6P4ULJ3P7JZ6QX

not attested not anchored not stored refs pending

Optimal decision making for sperm chemotaxis in the presence of noise

Benjamin M. Friedrich, Christel Baier, Justus A. Kromer, Steffen Lange, Steffen M\"arcker

arxiv:1711.04858 v1 · 2017-11-13 · 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{WPCASF3WJAXE6P4ULJ3P7JZ6QX}

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	2026-05-18T00:11:50.282788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3c4091776482e4f3f945a76ffa73e85c37d64dc43cb818934a3d5a78818a0e4

Aliases

arxiv: 1711.04858 · arxiv_version: 1711.04858v1 · doi: 10.48550/arxiv.1711.04858 · pith_short_12: WPCASF3WJAXE · pith_short_16: WPCASF3WJAXE6P4U · pith_short_8: WPCASF3W

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/WPCASF3WJAXE6P4ULJ3P7JZ6QX \
  | 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: b3c4091776482e4f3f945a76ffa73e85c37d64dc43cb818934a3d5a78818a0e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0526e8a960da855c119bbfaa10c4cb4ad8fe7becf1bd8594f918ba9a41a65c6a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2017-11-13T21:25:39Z",
    "title_canon_sha256": "09e1dd0efe4b9095a25607802c14db5c0cf4e7d1109b4ebd074430b9d0667997"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.04858",
    "kind": "arxiv",
    "version": 1
  }
}