Pith Number

pith:6PWTL2L3

pith:2011:6PWTL2L3OXWLN2YXRWFAR5ZYIZ

not attested not anchored not stored refs pending

Chemotaxis When Bacteria Remember: Drift versus Diffusion

Rava Azeredo da Silveira, Sakuntala Chatterjee, Yariv Kafri

arxiv:1103.5355 v2 · 2011-03-28 · cond-mat.stat-mech · physics.bio-ph · q-bio.CB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6PWTL2L3OXWLN2YXRWFAR5ZYIZ}

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	2026-05-18T04:06:55.013920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3ed35e97b75ecb6eb178d8a08f73846785eb085da61cc2e4d632d479aa5d209

Aliases

arxiv: 1103.5355 · arxiv_version: 1103.5355v2 · doi: 10.48550/arxiv.1103.5355 · pith_short_12: 6PWTL2L3OXWL · pith_short_16: 6PWTL2L3OXWLN2YX · pith_short_8: 6PWTL2L3

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/6PWTL2L3OXWLN2YXRWFAR5ZYIZ \
  | 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: f3ed35e97b75ecb6eb178d8a08f73846785eb085da61cc2e4d632d479aa5d209

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99a662ff92dade5efa7e0f66d4159e772f98b19f010cb8ecc1543158b5cf661d",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "q-bio.CB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.stat-mech",
    "submitted_at": "2011-03-28T13:58:41Z",
    "title_canon_sha256": "aac09bb676c49850f9de675732cc67f1633c249eee69723380761c2b5afc9f74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5355",
    "kind": "arxiv",
    "version": 2
  }
}