Pith Number

pith:EPQ3ZJ5Z

pith:2020:EPQ3ZJ5ZEUDUBBAYYHZY47CAPV

not attested not anchored not stored refs pending

Aerodynamic characterization of low-aspect-ratio swept wings at $Re=400$

Kai Zhang, Kunihiko Taira

arxiv:2011.12336 v1 · 2020-11-24 · 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{EPQ3ZJ5ZEUDUBBAYYHZY47CAPV}

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	2026-07-05T01:54:32.908023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23e1bca7b92507408418c1f38e7c407d4cbb931f10116d1a8f62174e6cccb0c1

Aliases

arxiv: 2011.12336 · arxiv_version: 2011.12336v1 · doi: 10.48550/arxiv.2011.12336 · pith_short_12: EPQ3ZJ5ZEUDU · pith_short_16: EPQ3ZJ5ZEUDUBBAY · pith_short_8: EPQ3ZJ5Z

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/EPQ3ZJ5ZEUDUBBAYYHZY47CAPV \
  | 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: 23e1bca7b92507408418c1f38e7c407d4cbb931f10116d1a8f62174e6cccb0c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0024762caef38094a5323d4dcbabcdffa69e1cdc088e9444227fb23557e57480",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2020-11-24T19:27:02Z",
    "title_canon_sha256": "40e696f07cecdebe83d91bad4784c0380be0ec53fcd3e13459a076b4df2db2dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2011.12336",
    "kind": "arxiv",
    "version": 1
  }
}