Pith Number

pith:QDJUWMJO

pith:2009:QDJUWMJOUUW7YNUCPEUYGLJEYJ

not attested not anchored not stored refs pending

Nonlinear Dynamics of Cilia and Flagella

Amit K Chattopadhyay, Andreas Hilfinger, Frank Julicher

arxiv:0906.0547 v1 · 2009-06-02 · 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{QDJUWMJOUUW7YNUCPEUYGLJEYJ}

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	2026-05-18T02:13:29.658783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80d34b312ea52dfc36827929832d24c26c071567a15860a816178cacf6923b47

Aliases

arxiv: 0906.0547 · arxiv_version: 0906.0547v1 · doi: 10.48550/arxiv.0906.0547 · pith_short_12: QDJUWMJOUUW7 · pith_short_16: QDJUWMJOUUW7YNUC · pith_short_8: QDJUWMJO

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/QDJUWMJOUUW7YNUCPEUYGLJEYJ \
  | 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: 80d34b312ea52dfc36827929832d24c26c071567a15860a816178cacf6923b47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2034b7b0dbe59871d54d6e7a536e4ec3f59c3424fcc6af7b728bc780d01e9971",
    "cross_cats_sorted": [
      "q-bio.CB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2009-06-02T17:36:15Z",
    "title_canon_sha256": "0d0c06a71906cc187246b66f55c8ac49e3a619eaa141f016224b9ff1532e39c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.0547",
    "kind": "arxiv",
    "version": 1
  }
}