Pith Number

pith:PTOLKYOF

pith:2008:PTOLKYOFBMKAJQ7RCEDPSAUOY2

not attested not anchored not stored refs pending

Zonal Flows and Long-Lived Axisymmetric Pressure Bumps in Magnetorotational Turbulence

(2) CITA, (3) MPIA), Anders Johansen (1), Andrew Youdin (2), Hubert Klahr (3) ((1) Leiden Observatory, Leiden University

arxiv:0811.3937 v2 · 2008-11-24 · astro-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{PTOLKYOFBMKAJQ7RCEDPSAUOY2}

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	2026-07-04T17:19:25.820375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cdcb561c50b1404c3f11106f9028ec69d6373b2469bd67824951bfb385cdacc

Aliases

arxiv: 0811.3937 · arxiv_version: 0811.3937v2 · doi: 10.48550/arxiv.0811.3937 · pith_short_12: PTOLKYOFBMKA · pith_short_16: PTOLKYOFBMKAJQ7R · pith_short_8: PTOLKYOF

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/PTOLKYOFBMKAJQ7RCEDPSAUOY2 \
  | 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: 7cdcb561c50b1404c3f11106f9028ec69d6373b2469bd67824951bfb385cdacc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "269e210bbae75e805e329922a2aaf11abc3eeb5bf50a120cb6bc7263f7df4e61",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-11-24T18:19:27Z",
    "title_canon_sha256": "8f11073bfc8cc57879f4b64881f5c8f39af48ed239f7235cde493247f44de53e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0811.3937",
    "kind": "arxiv",
    "version": 2
  }
}