Pith Number

pith:QKHPZSX3

pith:2025:QKHPZSX3O4RWRWXVCHBDXJTF6P

not attested not anchored not stored refs pending

Extreme vortex gust encounters by a square wing

Hiroto Odaka, Kunihiko Taira, Luke Smith

arxiv:2511.17845 v1 · 2025-11-21 · 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{QKHPZSX3O4RWRWXVCHBDXJTF6P}

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	2026-07-01T00:17:09.369987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

828efccafb772368daf511c23ba665f3d31bdb73a24d55fd494657aff72ceb56

Aliases

arxiv: 2511.17845 · arxiv_version: 2511.17845v1 · doi: 10.48550/arxiv.2511.17845 · pith_short_12: QKHPZSX3O4RW · pith_short_16: QKHPZSX3O4RWRWXV · pith_short_8: QKHPZSX3

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/QKHPZSX3O4RWRWXVCHBDXJTF6P \
  | 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: 828efccafb772368daf511c23ba665f3d31bdb73a24d55fd494657aff72ceb56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dd69bc60b105e726db1be32cc6274ca7c122351e642c186bf9550ed7bdee651",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2025-11-21T23:48:41Z",
    "title_canon_sha256": "fe92e982143f539b15828b7dc9af762ae7911eb7a1a3847a51cafbbcf49d3d08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.17845",
    "kind": "arxiv",
    "version": 1
  }
}