Pith Number

pith:7WUBKG4Y

pith:2013:7WUBKG4YC5SHYIQO5XY4H25A4Z

not attested not anchored not stored refs pending

Swimming near Deformable Membranes at Low Reynolds Number

Marcelo A. Dias, Thomas R. Powers

arxiv:1309.7510 v2 · 2013-09-28 · physics.flu-dyn · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WUBKG4YC5SHYIQO5XY4H25A4Z}

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	2026-05-18T03:10:03.024117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fda8151b9817647c220eedf1c3eba0e66ca735b895f00c498ca86c16b5a26230

Aliases

arxiv: 1309.7510 · arxiv_version: 1309.7510v2 · doi: 10.48550/arxiv.1309.7510 · pith_short_12: 7WUBKG4YC5SH · pith_short_16: 7WUBKG4YC5SHYIQO · pith_short_8: 7WUBKG4Y

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/7WUBKG4YC5SHYIQO5XY4H25A4Z \
  | 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: fda8151b9817647c220eedf1c3eba0e66ca735b895f00c498ca86c16b5a26230

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a1d16fa552ad28d8ad233299ea4472f23d2da7778422fbd74e8830c6e5aa5c2",
    "cross_cats_sorted": [
      "cond-mat.soft"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2013-09-28T22:58:36Z",
    "title_canon_sha256": "eaad342f307a74d6a9e899368387e9da991dbafad62f1bc2b2629b3f4df5d761"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7510",
    "kind": "arxiv",
    "version": 2
  }
}