Pith Number

pith:SD6CVTYQ

pith:2014:SD6CVTYQJXNZQ22GPZBYRNOXFQ

not attested not anchored not stored refs pending

Homoclinic connections with many loops near a $0^2 iw$ resonant fixed point for Hamiltonian systems

\'Eric Lombardi, Patrick Bernard, Tiphaine J\'ez\'equel

arxiv:1401.1509 v1 · 2014-01-07 · 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{SD6CVTYQJXNZQ22GPZBYRNOXFQ}

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	2026-05-18T03:02:58.731819Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90fc2acf104ddb986b467e4388b5d72c3b3183c9f1d9b1441a29086796d90433

Aliases

arxiv: 1401.1509 · arxiv_version: 1401.1509v1 · doi: 10.48550/arxiv.1401.1509 · pith_short_12: SD6CVTYQJXNZ · pith_short_16: SD6CVTYQJXNZQ22G · pith_short_8: SD6CVTYQ

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/SD6CVTYQJXNZQ22GPZBYRNOXFQ \
  | 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: 90fc2acf104ddb986b467e4388b5d72c3b3183c9f1d9b1441a29086796d90433

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36d1f93b03662ff3b859d198f17dc452e0e56c0f048d861cecc37f5d1bd0fbbb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2014-01-07T21:07:51Z",
    "title_canon_sha256": "1fb73fbd745faef39d3cc3eb14c591a1ec25ef68423604234ece103b8f7e6fcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.1509",
    "kind": "arxiv",
    "version": 1
  }
}