Pith Number

pith:OUNZB3QN

pith:2012:OUNZB3QN6MG3BIAY6AFOMUAHHP

not attested not anchored not stored refs pending

One method for constructing exact solutions of equations of two-dimensional hydrodynamics of an incompressible fluid

A. A. Yurova, A. V. Yurov

arxiv:1201.1545 v1 · 2012-01-07 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OUNZB3QN6MG3BIAY6AFOMUAHHP}

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	2026-05-18T01:58:54.553674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

751b90ee0df30db0a018f00ae650073bdd0caf9e3d39fbd4eafb9479f590c365

Aliases

arxiv: 1201.1545 · arxiv_version: 1201.1545v1 · doi: 10.48550/arxiv.1201.1545 · pith_short_12: OUNZB3QN6MG3 · pith_short_16: OUNZB3QN6MG3BIAY · pith_short_8: OUNZB3QN

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/OUNZB3QN6MG3BIAY6AFOMUAHHP \
  | 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: 751b90ee0df30db0a018f00ae650073bdd0caf9e3d39fbd4eafb9479f590c365

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdffd2e7bfe016578506547cd8ce87a8b3f8496267d815d2b93509487faebf81",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-01-07T11:11:10Z",
    "title_canon_sha256": "b9447a7b1a78700b39860c2b0fef269c0479a2d777110be00ab646c63e07c394"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.1545",
    "kind": "arxiv",
    "version": 1
  }
}