Pith Number

pith:C5FD6UXA

pith:2013:C5FD6UXAW7SFGUAXFTTV4M67HH

not attested not anchored not stored refs pending

Infinitely many homoclinic orbits for a class of superquadratic Hamiltonian systems

Mohsen Timoumi

arxiv:1302.5258 v1 · 2013-02-21 · 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{C5FD6UXAW7SFGUAXFTTV4M67HH}

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	2026-05-18T03:32:58.258696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

174a3f52e0b7e45350172ce75e33df39fb1308d445db9b24346c872290db4040

Aliases

arxiv: 1302.5258 · arxiv_version: 1302.5258v1 · doi: 10.48550/arxiv.1302.5258 · pith_short_12: C5FD6UXAW7SF · pith_short_16: C5FD6UXAW7SFGUAX · pith_short_8: C5FD6UXA

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/C5FD6UXAW7SFGUAXFTTV4M67HH \
  | 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: 174a3f52e0b7e45350172ce75e33df39fb1308d445db9b24346c872290db4040

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26064187a193d25c00f84a062a74f0ece8e781902b07b782df138b7871165311",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-02-21T11:53:48Z",
    "title_canon_sha256": "f05e68dd496bc463dabba335488c8bc30fcc5c85ad4e98345d0a4d48bceb9bd4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5258",
    "kind": "arxiv",
    "version": 1
  }
}