Pith Number

pith:34AQWFAO

pith:2015:34AQWFAOKUUSDTUKHLKCYHRN4P

not attested not anchored not stored refs pending

MreB helical pitch angle determines cell diameter in Escherichia coli

Benjamin Bratton, David Jacobowitz, Jeffrey Nguyen, Joshua W. Shaevitz, Nikolay Ouzounov, Zemer Gitai

arxiv:1503.07789 v1 · 2015-03-26 · 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{34AQWFAOKUUSDTUKHLKCYHRN4P}

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	2026-05-18T02:20:18.768309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df010b140e552921ce8a3ad42c1e2de3d7908dba725869947f6919f40a6d543a

Aliases

arxiv: 1503.07789 · arxiv_version: 1503.07789v1 · doi: 10.48550/arxiv.1503.07789 · pith_short_12: 34AQWFAOKUUS · pith_short_16: 34AQWFAOKUUSDTUK · pith_short_8: 34AQWFAO

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/34AQWFAOKUUSDTUKHLKCYHRN4P \
  | 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: df010b140e552921ce8a3ad42c1e2de3d7908dba725869947f6919f40a6d543a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64096067c090361745e9af2ae4710171312af991af0ca409648bde2b9a4eedaf",
    "cross_cats_sorted": [
      "q-bio.CB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2015-03-26T17:11:19Z",
    "title_canon_sha256": "4f77cd7defc7946ca1b220eac43a5a4f454484223c7baef5e4dc1e31d4592de3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07789",
    "kind": "arxiv",
    "version": 1
  }
}