Pith Number

pith:475G4PLQ

pith:2017:475G4PLQ3V4BKHABHETBIPYZIV

not attested not anchored not stored refs pending

Differential Galois Theory and non-Integrability of Planar Polynomial Vector Fields

Chara Pantazi, J. Tom\'as L\'azaro, Juan J. Morales-Ruiz, Primitivo B. Acosta-Hum\'anez

arxiv:1707.04446 v1 · 2017-07-14 · 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{475G4PLQ3V4BKHABHETBIPYZIV}

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	2026-05-18T00:40:18.164960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7fa6e3d70dd78151c013926143f194553d01ad00a4bb7230371a10b2fe904d1

Aliases

arxiv: 1707.04446 · arxiv_version: 1707.04446v1 · doi: 10.48550/arxiv.1707.04446 · pith_short_12: 475G4PLQ3V4B · pith_short_16: 475G4PLQ3V4BKHAB · pith_short_8: 475G4PLQ

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/475G4PLQ3V4BKHABHETBIPYZIV \
  | 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: e7fa6e3d70dd78151c013926143f194553d01ad00a4bb7230371a10b2fe904d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f08e9cd47527e3e680a18f56ff9d14bf9b9ab49f23a68dc27c834f24cc93cc67",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-07-14T10:24:31Z",
    "title_canon_sha256": "671c094a84e77267439386ecc805768a19d0d4dcc7890a37dbc4ed33053572ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.04446",
    "kind": "arxiv",
    "version": 1
  }
}