Pith Number

pith:IT6COPXN

pith:2019:IT6COPXNXAN5PF24HAFOOBJ3JY

not attested not anchored not stored refs pending

Propulsion by stiff elastic filaments in viscous fluids

Eric Lauga, Panayiota Katsamba

arxiv:1904.06405 v1 · 2019-04-06 · cond-mat.soft · physics.bio-ph · 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{IT6COPXNXAN5PF24HAFOOBJ3JY}

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	2026-05-17T23:44:11.358087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44fc273eedb81bd7975c380ae7053b4e082bdec80817edcb635f8c292e634a4c

Aliases

arxiv: 1904.06405 · arxiv_version: 1904.06405v1 · doi: 10.48550/arxiv.1904.06405 · pith_short_12: IT6COPXNXAN5 · pith_short_16: IT6COPXNXAN5PF24 · pith_short_8: IT6COPXN

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/IT6COPXNXAN5PF24HAFOOBJ3JY \
  | 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: 44fc273eedb81bd7975c380ae7053b4e082bdec80817edcb635f8c292e634a4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bda8f640bdb53da18d47cf0c1ef287d5f6febe812f149b8938f53f10d27c9eb0",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2019-04-06T18:23:45Z",
    "title_canon_sha256": "480485c012da56ad3844347c49d2b539404f3d51aad5759c489c36bdda1cad9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06405",
    "kind": "arxiv",
    "version": 1
  }
}