Pith Number

pith:7KBZN3B7

pith:2019:7KBZN3B7SMCXHFSB32TOPYODTR

not attested not anchored not stored refs pending

Rotation of a low-Reynolds-number watermill: theory and simulations

Howard A. Stone, Lailai Zhu

arxiv:1906.01763 v1 · 2019-06-05 · physics.flu-dyn · physics.med-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7KBZN3B7SMCXHFSB32TOPYODTR}

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	2026-05-17T23:44:06.333822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa8396ec3f9305739641dea6e7e1c39c65105fe87210074ad9422787ea7dcad0

Aliases

arxiv: 1906.01763 · arxiv_version: 1906.01763v1 · doi: 10.48550/arxiv.1906.01763 · pith_short_12: 7KBZN3B7SMCX · pith_short_16: 7KBZN3B7SMCXHFSB · pith_short_8: 7KBZN3B7

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/7KBZN3B7SMCXHFSB32TOPYODTR \
  | 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: fa8396ec3f9305739641dea6e7e1c39c65105fe87210074ad9422787ea7dcad0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7662bed16a1ddba725773ca713b722ba610cd70d7c8d730e84c7661ad670b678",
    "cross_cats_sorted": [
      "physics.med-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2019-06-05T00:28:37Z",
    "title_canon_sha256": "cb87fe58423d385445dc4b4723560caa743a8bde088bbfd48cec8c38276a5c00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.01763",
    "kind": "arxiv",
    "version": 1
  }
}