Pith Number

pith:ND76B67Q

pith:2019:ND76B67Q7JYJPYQ3EPQW67P4Z2

not attested not anchored not stored refs pending

Traveling concentration pulses of bacteria in a generalized Keller-Segel model

Andrzej Palugniok, Holger Stark, Maximilian Seyrich

arxiv:1904.12050 v1 · 2019-04-26 · 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{ND76B67Q7JYJPYQ3EPQW67P4Z2}

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	2026-05-17T23:47:39.031829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68ffe0fbf0fa7097e21b23e16f7dfccebf244f45bf5d71f8358093a4bfdc8a5f

Aliases

arxiv: 1904.12050 · arxiv_version: 1904.12050v1 · doi: 10.48550/arxiv.1904.12050 · pith_short_12: ND76B67Q7JYJ · pith_short_16: ND76B67Q7JYJPYQ3 · pith_short_8: ND76B67Q

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/ND76B67Q7JYJPYQ3EPQW67P4Z2 \
  | 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: 68ffe0fbf0fa7097e21b23e16f7dfccebf244f45bf5d71f8358093a4bfdc8a5f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05d547d461b5e87faee3c6d9320100d62e9887352ccaf4aae87ce2ca4638070b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2019-04-26T21:10:48Z",
    "title_canon_sha256": "efd8eab3c416554af0b223a4eedfb984639debad1ceb0d18f51e0c49385f1e80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12050",
    "kind": "arxiv",
    "version": 1
  }
}