Pith Number

pith:TXKC4I3L

pith:2013:TXKC4I3LYHLJZLOC26NNG4Q4M2

not attested not anchored not stored refs pending

Propulsion by a Helical Flagellum in a Capillary Tube

Bin Liu, Kenneth S. Breuer, Thomas R. Powers

arxiv:1310.5977 v1 · 2013-10-22 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TXKC4I3LYHLJZLOC26NNG4Q4M2}

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	2026-05-18T03:02:59.038100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9dd42e236bc1d69cadc2d79ad3721c66a86cb6a6daa3ba953780dad92ae52c66

Aliases

arxiv: 1310.5977 · arxiv_version: 1310.5977v1 · doi: 10.48550/arxiv.1310.5977 · pith_short_12: TXKC4I3LYHLJ · pith_short_16: TXKC4I3LYHLJZLOC · pith_short_8: TXKC4I3L

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/TXKC4I3LYHLJZLOC26NNG4Q4M2 \
  | 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: 9dd42e236bc1d69cadc2d79ad3721c66a86cb6a6daa3ba953780dad92ae52c66

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a2a1c7360fdb5692be013c5c044cec2e9823a741bd05b08f6a4e39b47e90327",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2013-10-22T16:28:26Z",
    "title_canon_sha256": "e256de7a01692bd1eb3388b7ffb9140de7767de0ef765081fb51b72ee8db7165"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.5977",
    "kind": "arxiv",
    "version": 1
  }
}