Pith Number

pith:X7QUID2U

pith:2021:X7QUID2USN3KX2SPTORDFTWTAE

not attested not anchored not stored refs pending

Cellular Sensing Governs the Stability of Chemotactic Fronts

Alejandro Mart\'inez-Calvo, Ricard Alert, Sujit S. Datta

arxiv:2107.11702 v2 · 2021-07-25 · physics.bio-ph · cond-mat.soft · nlin.PS · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X7QUID2USN3KX2SPTORDFTWTAE}

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	2026-07-05T04:29:08.688067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfe1440f549376abea4f9ba232ced30132ce5bb0854c002539292e57adaffa27

Aliases

arxiv: 2107.11702 · arxiv_version: 2107.11702v2 · doi: 10.48550/arxiv.2107.11702 · pith_short_12: X7QUID2USN3K · pith_short_16: X7QUID2USN3KX2SP · pith_short_8: X7QUID2U

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/X7QUID2USN3KX2SPTORDFTWTAE \
  | 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: bfe1440f549376abea4f9ba232ced30132ce5bb0854c002539292e57adaffa27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f78926addac6178b2a79e61cd4f9af179d55ef93bce8c5b5c1b35835aaf59a0",
    "cross_cats_sorted": [
      "cond-mat.soft",
      "nlin.PS",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2021-07-25T00:08:36Z",
    "title_canon_sha256": "16675ea686228e67031f4c61a65d19d6a1a79e04b705d387f2b4f405ad503d12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.11702",
    "kind": "arxiv",
    "version": 2
  }
}