Pith Number

pith:QBX5LLIQ

pith:2017:QBX5LLIQNFHBMXCSSNKJP2KN2P

not attested not anchored not stored refs pending

Knudsen pump inspired by Crookes radiometer with a specular wall

Ehsan Roohi, Steffen Hardt, Tobias Baier, Vahid Shahabi

arxiv:1703.05008 v1 · 2017-03-15 · 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{QBX5LLIQNFHBMXCSSNKJP2KN2P}

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	2026-05-18T00:48:04.887874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

806fd5ad10694e165c52935497e94dd3fc8e07dfc393582d1edad0caf5665a08

Aliases

arxiv: 1703.05008 · arxiv_version: 1703.05008v1 · doi: 10.48550/arxiv.1703.05008 · pith_short_12: QBX5LLIQNFHB · pith_short_16: QBX5LLIQNFHBMXCS · pith_short_8: QBX5LLIQ

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/QBX5LLIQNFHBMXCSSNKJP2KN2P \
  | 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: 806fd5ad10694e165c52935497e94dd3fc8e07dfc393582d1edad0caf5665a08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11d757b52397f96d45832f548784579a7e22ec5c846535f27b76d61e3788aa80",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2017-03-15T08:42:23Z",
    "title_canon_sha256": "3da57082aeee2c83bf7cbec53e354c9b004cd19c06557cabd7fade80df4b85a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05008",
    "kind": "arxiv",
    "version": 1
  }
}