Pith Number

pith:QGZW55RK

pith:2014:QGZW55RKEVWQL2IUWJYKNPEZYT

not attested not anchored not stored refs pending

Closed Orbits and Integrability for singularities of complex vector fields in dimension three

Bruno Scardua, Leonardo C\^amara

arxiv:1407.4560 v1 · 2014-07-17 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGZW55RKEVWQL2IUWJYKNPEZYT}

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	2026-05-18T02:47:23.737121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81b36ef62a256d05e914b270a6bc99c4e2a28a133d56d6ac0295f6ca1b9f6c6b

Aliases

arxiv: 1407.4560 · arxiv_version: 1407.4560v1 · doi: 10.48550/arxiv.1407.4560 · pith_short_12: QGZW55RKEVWQ · pith_short_16: QGZW55RKEVWQL2IU · pith_short_8: QGZW55RK

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/QGZW55RKEVWQL2IUWJYKNPEZYT \
  | 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: 81b36ef62a256d05e914b270a6bc99c4e2a28a133d56d6ac0295f6ca1b9f6c6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20072d4cef9ad841de9fccdb7ade0aee60ee59bb22edd940d5392afa32f8a189",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-07-17T05:16:23Z",
    "title_canon_sha256": "4f7eaadccaf7770e48d6502c16865d5441c1d6494e96ffe7c6ef8b1482bf3701"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4560",
    "kind": "arxiv",
    "version": 1
  }
}