Pith Number

pith:6IMBCQOR

pith:2009:6IMBCQORXVRL55UDX5TAJWS7K7

not attested not anchored not stored refs pending

End-wall effects on the transition between Taylor vortices and spiral vortices

A. Pinter, Ch. Hoffmann, G. Pfister, M. Heise, M. L\"ucke, S. Altmeyer

arxiv:0909.1143 v1 · 2009-09-07 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6IMBCQORXVRL55UDX5TAJWS7K7}

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	2026-05-18T02:11:59.279216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2181141d1bd62bef683bf6604da5f57ff9092d96d07b2e15a02b0b53355750c

Aliases

arxiv: 0909.1143 · arxiv_version: 0909.1143v1 · doi: 10.48550/arxiv.0909.1143 · pith_short_12: 6IMBCQORXVRL · pith_short_16: 6IMBCQORXVRL55UD · pith_short_8: 6IMBCQOR

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/6IMBCQORXVRL55UDX5TAJWS7K7 \
  | 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: f2181141d1bd62bef683bf6604da5f57ff9092d96d07b2e15a02b0b53355750c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4de4c24ec2c25bb73dd6b14dea6203779e1b09efec8b75c8b96b16be13982ad5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2009-09-07T04:46:14Z",
    "title_canon_sha256": "555e6181204dfe8eea7d41c89876cbb7b4ff3f401e65d5203651b7cd551fceab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1143",
    "kind": "arxiv",
    "version": 1
  }
}