Pith Number

pith:F2KERLO2

pith:2012:F2KERLO2R3DA4QEVNAKY5ZBEEB

not attested not anchored not stored refs pending

Evolution of a barotropic shear layer into elliptical vortices

Anirban Guha, Gregory A. Lawrence, Mona Rahmani

arxiv:1209.1886 v5 · 2012-09-10 · physics.flu-dyn · physics.ao-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2KERLO2R3DA4QEVNAKY5ZBEEB}

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	2026-05-18T01:54:37.950521Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e9448adda8ec60e409568158ee4242067cff873bd9d5b4ce0c09945e58d9984

Aliases

arxiv: 1209.1886 · arxiv_version: 1209.1886v5 · doi: 10.48550/arxiv.1209.1886 · pith_short_12: F2KERLO2R3DA · pith_short_16: F2KERLO2R3DA4QEV · pith_short_8: F2KERLO2

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/F2KERLO2R3DA4QEVNAKY5ZBEEB \
  | 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: 2e9448adda8ec60e409568158ee4242067cff873bd9d5b4ce0c09945e58d9984

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3684ad95796be5ad210f1a8c39157a52439dc74cf85edac80ebe0bfe2223e899",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2012-09-10T06:56:10Z",
    "title_canon_sha256": "37f88114b11d19b77a3d58b956fa01425a6d068e31ee91ea5ef966a8e30c08bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.1886",
    "kind": "arxiv",
    "version": 5
  }
}