Pith Number

pith:SJ6FDIR5

pith:2012:SJ6FDIR5ZRRFX52MSQUXQRRMT3

not attested not anchored not stored refs pending

Splitting of separatrices in the resonances of nearly integrable Hamiltonian Systems of one and a half degrees of freedom

Marcel Guardia

arxiv:1204.2784 v1 · 2012-04-12 · 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{SJ6FDIR5ZRRFX52MSQUXQRRMT3}

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.

Cited by

1 paper in Pith

Kolmogorov invariant torus theorem for weakly interacting particles I: Full dimensional tori

Receipt and verification

First computed	2026-05-18T03:58:03.547528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

927c51a23dcc625bf74c942978462c9ec8cca561b60226c00c686866795c436d

Aliases

arxiv: 1204.2784 · arxiv_version: 1204.2784v1 · doi: 10.48550/arxiv.1204.2784 · pith_short_12: SJ6FDIR5ZRRF · pith_short_16: SJ6FDIR5ZRRFX52M · pith_short_8: SJ6FDIR5

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/SJ6FDIR5ZRRFX52MSQUXQRRMT3 \
  | 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: 927c51a23dcc625bf74c942978462c9ec8cca561b60226c00c686866795c436d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1504036f2dd73f35be26de95d1803424d6e8a4dca383014befb5840e1dde8894",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-04-12T17:51:42Z",
    "title_canon_sha256": "8833ec729abe223acc8cca92eda617eccd51658dc3309955e92d474fb94c8730"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.2784",
    "kind": "arxiv",
    "version": 1
  }
}