Pith Number

pith:DD2JHZDZ

pith:2018:DD2JHZDZNQCFTOD2FQTLNKGJ4R

not attested not anchored not stored refs pending

Integrable deformations of foliations: a generalization of Ilyashenko's result

Bruno Sc\'ardua, Dominique Cerveau

arxiv:1811.04222 v1 · 2018-11-10 · math.AG · 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{DD2JHZDZNQCFTOD2FQTLNKGJ4R}

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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	2026-05-18T00:01:05.924353Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18f493e4796c0459b87a2c26b6a8c9e44e986c4777e66661e90b27b3cf006969

Aliases

arxiv: 1811.04222 · arxiv_version: 1811.04222v1 · doi: 10.48550/arxiv.1811.04222 · pith_short_12: DD2JHZDZNQCF · pith_short_16: DD2JHZDZNQCFTOD2 · pith_short_8: DD2JHZDZ

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/DD2JHZDZNQCFTOD2FQTLNKGJ4R \
  | 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: 18f493e4796c0459b87a2c26b6a8c9e44e986c4777e66661e90b27b3cf006969

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f84e0580a9fd49fd480c6b2bf2359b0cc8cf3c21c91848c42d6b13f50f780219",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-11-10T09:31:53Z",
    "title_canon_sha256": "2e2cc885319676afb2185ba0d64e3253682bfed9c8669e7f6e93217e692471b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.04222",
    "kind": "arxiv",
    "version": 1
  }
}