Pith Number

pith:QB5BDPOF

pith:2009:QB5BDPOFJJ72JZTPOT6XTXC3YI

not attested not anchored not stored refs pending

Universal Velocity Profile for Coherent Vortices in Two-Dimensional Turbulence

I. Kolokolov, M. Chertkov, V. Lebedev

arxiv:0909.1575 v2 · 2009-09-08 · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QB5BDPOFJJ72JZTPOT6XTXC3YI}

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	2026-05-18T03:23:57.817129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

807a11bdc54a7fa4e66f74fd79dc5bc21bed36382323617e790fbeabdc2e9b01

Aliases

arxiv: 0909.1575 · arxiv_version: 0909.1575v2 · doi: 10.48550/arxiv.0909.1575 · pith_short_12: QB5BDPOFJJ72 · pith_short_16: QB5BDPOFJJ72JZTP · pith_short_8: QB5BDPOF

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/QB5BDPOFJJ72JZTPOT6XTXC3YI \
  | 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: 807a11bdc54a7fa4e66f74fd79dc5bc21bed36382323617e790fbeabdc2e9b01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1cd79f80ba582045b4d1dd72811ad1ff010e9ac90a40ba7032307ec4070d021",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.CD",
    "submitted_at": "2009-09-08T20:58:24Z",
    "title_canon_sha256": "1a518fdd7e3f046cf60370285eae8034a07fd19d85ba9c60052a718a09b1f7b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.1575",
    "kind": "arxiv",
    "version": 2
  }
}