Pith Number

pith:OWE7WEOW

pith:2004:OWE7WEOWBOUTCWYAQ3J5HNJFMW

not attested not anchored not stored refs pending

Transversely projective holomorphic foliations with singularities

Bruno Scardua

arxiv:math/0412058 v2 · 2004-12-02 · math.DS · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OWE7WEOWBOUTCWYAQ3J5HNJFMW}

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	2026-05-18T04:39:40.870056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7589fb11d60ba9315b0086d3d3b52565b3a184b92c837639f59a979cc92bf123

Aliases

arxiv: math/0412058 · arxiv_version: math/0412058v2 · doi: 10.48550/arxiv.math/0412058 · pith_short_12: OWE7WEOWBOUT · pith_short_16: OWE7WEOWBOUTCWYA · pith_short_8: OWE7WEOW

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/OWE7WEOWBOUTCWYAQ3J5HNJFMW \
  | 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: 7589fb11d60ba9315b0086d3d3b52565b3a184b92c837639f59a979cc92bf123

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2817e94730a219af7d184fcb5feb0069d5a8b7ee30ba4732295001437330c53",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2004-12-02T17:30:47Z",
    "title_canon_sha256": "b1815e68b6c334ba1bde713a9eb0e91ede0873e164bf5161432560cc2b3d95dd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0412058",
    "kind": "arxiv",
    "version": 2
  }
}