Pith Number

pith:Q3NQ73VT

pith:2015:Q3NQ73VTP6FYI5HXOGACGHZ6BJ

not attested not anchored not stored refs pending

Dynamics of circular arrangements of vorticity in two dimensions

Prasad Perlekar, Rama Govindarajan, Rohith V. Swaminathan, S. Ravichandran

arxiv:1506.05227 v3 · 2015-06-17 · 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{Q3NQ73VTP6FYI5HXOGACGHZ6BJ}

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	2026-05-18T00:46:59.878200Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86db0feeb37f8b8474f77180231f3e0a4f4df3a672026301b3ac8ad289e81b0a

Aliases

arxiv: 1506.05227 · arxiv_version: 1506.05227v3 · doi: 10.48550/arxiv.1506.05227 · pith_short_12: Q3NQ73VTP6FY · pith_short_16: Q3NQ73VTP6FYI5HX · pith_short_8: Q3NQ73VT

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/Q3NQ73VTP6FYI5HXOGACGHZ6BJ \
  | 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: 86db0feeb37f8b8474f77180231f3e0a4f4df3a672026301b3ac8ad289e81b0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92dfcc79f1919d8c32353911ad5c721f196296ea7610f415ab1d71371ee76ac3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2015-06-17T07:31:23Z",
    "title_canon_sha256": "53a2da4673d7d19f66f1a9b6a3061a5d2ea6ab5d0041cdf5d8a399ae55aa9fcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.05227",
    "kind": "arxiv",
    "version": 3
  }
}