Pith Number

pith:5TBM2CAE

pith:2013:5TBM2CAELXK5GTRM25F3WC5457

not attested not anchored not stored refs pending

Normal Form and Nekhoroshev stability for nearly-integrable Hamiltonian systems with unconditionally slow aperiodic time dependence

Alessandro Fortunati, Stephen Wiggins

arxiv:1311.6290 v3 · 2013-11-25 · 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{5TBM2CAELXK5GTRM25F3WC5457}

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	2026-05-18T02:09:54.742534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecc2cd08045dd5d34e2cd74bbb0bbcefc75282cb80832c4420f8b2b62076977c

Aliases

arxiv: 1311.6290 · arxiv_version: 1311.6290v3 · doi: 10.48550/arxiv.1311.6290 · pith_short_12: 5TBM2CAELXK5 · pith_short_16: 5TBM2CAELXK5GTRM · pith_short_8: 5TBM2CAE

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/5TBM2CAELXK5GTRM25F3WC5457 \
  | 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: ecc2cd08045dd5d34e2cd74bbb0bbcefc75282cb80832c4420f8b2b62076977c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e792778aeb0d72be3a08ce0b73e48c46764f69109998a4722c3351917761f35a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2013-11-25T13:21:27Z",
    "title_canon_sha256": "e9d298338a733948c241833d34477d0cbc25c8daad9b9613ac5beaa3a6cc1918"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.6290",
    "kind": "arxiv",
    "version": 3
  }
}