Pith Number

pith:X2EPYPF7

pith:2014:X2EPYPF7YBEF3EC25PPME2JTUC

not attested not anchored not stored refs pending

Numerical Study of Mechanism of U-shaped Vortex Formation

Chaoqun Liu, Ping Lu, Qin Li

arxiv:1402.5877 v1 · 2014-02-24 · 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{X2EPYPF7YBEF3EC25PPME2JTUC}

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	2026-05-18T02:58:13.374938Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be88fc3cbfc0485d905aebdec26933a094653b101a77bf3542e0a996bd597b07

Aliases

arxiv: 1402.5877 · arxiv_version: 1402.5877v1 · doi: 10.48550/arxiv.1402.5877 · pith_short_12: X2EPYPF7YBEF · pith_short_16: X2EPYPF7YBEF3EC2 · pith_short_8: X2EPYPF7

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/X2EPYPF7YBEF3EC25PPME2JTUC \
  | 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: be88fc3cbfc0485d905aebdec26933a094653b101a77bf3542e0a996bd597b07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3dad64421300b9003d48f4b4ace2a9ed23087e3121a5f81a920ef216a3890d08",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2014-02-24T16:20:13Z",
    "title_canon_sha256": "4d601ec869b32b03c6d4453c6862a4432eb5ab03c1a33afeefd807335ec55b13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5877",
    "kind": "arxiv",
    "version": 1
  }
}