Pith Number

pith:L4UAJNTK

pith:2020:L4UAJNTK4BH6PFZFXYHDCZXI2Q

not attested not anchored not stored refs pending

Laminar separated flows over finite-aspect-ratio swept wings

Anton Burtsev, Kai Zhang, Kunihiko Taira, Michael Amitay, Shelby Hayostek, Vassilios Theofilis

arxiv:2005.09737 v1 · 2020-05-19 · 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{L4UAJNTK4BH6PFZFXYHDCZXI2Q}

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	2026-07-05T01:46:53.946252Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f2804b66ae04fe79725be0e3166e8d40143724a0bc18307d5ef7ec814c4c2ee

Aliases

arxiv: 2005.09737 · arxiv_version: 2005.09737v1 · doi: 10.48550/arxiv.2005.09737 · pith_short_12: L4UAJNTK4BH6 · pith_short_16: L4UAJNTK4BH6PFZF · pith_short_8: L4UAJNTK

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/L4UAJNTK4BH6PFZFXYHDCZXI2Q \
  | 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: 5f2804b66ae04fe79725be0e3166e8d40143724a0bc18307d5ef7ec814c4c2ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cda57ce6dbc798149531f8f486b15ee8d76f19e8f72ca805b05dc59776993c16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2020-05-19T20:21:16Z",
    "title_canon_sha256": "b74916d33223dba0c1b59194ebac2ea1cb4c20ac707a105433986686c8346cf7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.09737",
    "kind": "arxiv",
    "version": 1
  }
}