Pith Number

pith:UXFU7SNU

pith:2022:UXFU7SNUYUUBZMX6WACB73OUF4

not attested not anchored not stored refs pending

Existence, uniqueness and stability of steady vortex rings of small cross-section

Changjun Zou, Daomin Cao, Guolin Qin, Weicheng Zhan, Weilin Yu

arxiv:2201.08232 v4 · 2022-01-20 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UXFU7SNUYUUBZMX6WACB73OUF4}

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.

Cited by

1 paper in Pith

Stability for multiple Lamb dipoles

Receipt and verification

First computed	2026-07-05T07:20:37.168354Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5cb4fc9b4c5281cb2feb0041fedd42f04cd58288983f60195004e5e608d2db7

Aliases

arxiv: 2201.08232 · arxiv_version: 2201.08232v4 · doi: 10.48550/arxiv.2201.08232 · pith_short_12: UXFU7SNUYUUB · pith_short_16: UXFU7SNUYUUBZMX6 · pith_short_8: UXFU7SNU

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/UXFU7SNUYUUBZMX6WACB73OUF4 \
  | 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: a5cb4fc9b4c5281cb2feb0041fedd42f04cd58288983f60195004e5e608d2db7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7403388c6c62931bcdb38b100d8e01d80c8ca795f4b7fdee04dce1d4400436ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2022-01-20T15:39:18Z",
    "title_canon_sha256": "f3a397a7ad097d0d1589bb08fdda4a3fb6ee96b4110b6d87d96b6d181c0c880c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.08232",
    "kind": "arxiv",
    "version": 4
  }
}