Pith Number

pith:22KGHGPI

pith:2014:22KGHGPIB7ZT4V4DCIS5LBYI3I

not attested not anchored not stored refs pending

Dimensional Analysis and the Time Required to Urinate

Hiroshi Yokoyama, Peter Palffy-Muhoray, Xiaoyu Zheng, Yijing Chen

arxiv:1403.6369 v1 · 2014-03-23 · physics.med-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{22KGHGPIB7ZT4V4DCIS5LBYI3I}

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	2026-05-18T02:55:37.079078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6946399e80ff33e57831225d58708da11f801ad7dbba46919b7e73c0bcf4112

Aliases

arxiv: 1403.6369 · arxiv_version: 1403.6369v1 · doi: 10.48550/arxiv.1403.6369 · pith_short_12: 22KGHGPIB7ZT · pith_short_16: 22KGHGPIB7ZT4V4D · pith_short_8: 22KGHGPI

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/22KGHGPIB7ZT4V4DCIS5LBYI3I \
  | 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: d6946399e80ff33e57831225d58708da11f801ad7dbba46919b7e73c0bcf4112

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f652eb3eae10d091333393502a5ff01471e32c4d9592214448002632d377a3c",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.med-ph",
    "submitted_at": "2014-03-23T02:36:22Z",
    "title_canon_sha256": "152f264bf983ab1af78af554914c00d10462fb6a0afa46f8a7babffbec402626"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.6369",
    "kind": "arxiv",
    "version": 1
  }
}