Pith Number

pith:HH5BHBOG

pith:2018:HH5BHBOGBUY6DJS6JRMVKWXJY5

not attested not anchored not stored refs pending

Rortex A New Vortex Vector Definition and Vorticity Tensor and Vector Decompositions

Chaoqun Liu, Shuling Tian, Xiangrui Dong, Yisheng Gao

arxiv:1802.04099 v1 · 2018-01-20 · 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{HH5BHBOGBUY6DJS6JRMVKWXJY5}

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	2026-05-18T00:18:11.117565Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39fa1385c60d31e1a65e4c59555ae9c767e49fda660825af56cc36c0fb5dbf81

Aliases

arxiv: 1802.04099 · arxiv_version: 1802.04099v1 · doi: 10.48550/arxiv.1802.04099 · pith_short_12: HH5BHBOGBUY6 · pith_short_16: HH5BHBOGBUY6DJS6 · pith_short_8: HH5BHBOG

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/HH5BHBOGBUY6DJS6JRMVKWXJY5 \
  | 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: 39fa1385c60d31e1a65e4c59555ae9c767e49fda660825af56cc36c0fb5dbf81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcde57acf3c6ac5a8663b08427b6cefb89eec9c8962514f7c511cce10db8abdb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-01-20T00:13:07Z",
    "title_canon_sha256": "110d08a536970a7e79565986910451b6efd3be71051db7fffce40cb7e795d497"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.04099",
    "kind": "arxiv",
    "version": 1
  }
}