Pith Number

pith:VQSXF2BL

pith:2019:VQSXF2BLPJ6WNEKPJ57OBBGSYS

not attested not anchored not stored refs pending

Principles of efficient chemotactic pursuit

Claus Metzner

arxiv:1902.10589 v1 · 2019-02-27 · q-bio.CB · physics.bio-ph · q-bio.QM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VQSXF2BLPJ6WNEKPJ57OBBGSYS}

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.

Cited by

2 papers in Pith

Detecting long-range attraction between migrating cells based on p-value distributions

Inferring long-range interactions between immune and tumor cells -- pitfalls and (partial) solutions

Receipt and verification

First computed	2026-05-17T23:52:30.432455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac2572e82b7a7d66914f4f7ee084d2c4a95c36ca004b83fe55d80ba9efb2a4a2

Aliases

arxiv: 1902.10589 · arxiv_version: 1902.10589v1 · doi: 10.48550/arxiv.1902.10589 · pith_short_12: VQSXF2BLPJ6W · pith_short_16: VQSXF2BLPJ6WNEKP · pith_short_8: VQSXF2BL

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/VQSXF2BLPJ6WNEKPJ57OBBGSYS \
  | 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: ac2572e82b7a7d66914f4f7ee084d2c4a95c36ca004b83fe55d80ba9efb2a4a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45a071ef17df472430c7e48d0abf2658a023970b78aa5942b131a18b0f9a2b41",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "q-bio.QM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.CB",
    "submitted_at": "2019-02-27T15:29:30Z",
    "title_canon_sha256": "6d986196542b24343fe7b1dfc66034db1c099e70e6e78eecfbd298f5294a4810"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.10589",
    "kind": "arxiv",
    "version": 1
  }
}