Pith Number

pith:KY3LV7G5

pith:2009:KY3LV7G5Z3WPTWPDK4QR7CSOAK

not attested not anchored not stored refs pending

KAM theory in configuration space and cancellations in the Lindstedt series

Guido Gentile, Livia Corsi, Michela Procesi

arxiv:0912.2836 v1 · 2009-12-15 · math.DS · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KY3LV7G5Z3WPTWPDK4QR7CSOAK}

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	2026-05-18T02:10:23.585983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5636bafcddceecf9d9e357211f8a4e029693331a3d542a1f0c9e3df7194289db

Aliases

arxiv: 0912.2836 · arxiv_version: 0912.2836v1 · doi: 10.48550/arxiv.0912.2836 · pith_short_12: KY3LV7G5Z3WP · pith_short_16: KY3LV7G5Z3WPTWPD · pith_short_8: KY3LV7G5

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/KY3LV7G5Z3WPTWPDK4QR7CSOAK \
  | 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: 5636bafcddceecf9d9e357211f8a4e029693331a3d542a1f0c9e3df7194289db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37b4ff63b8f7533e443eca6d34fa72c1a77f88aead87aa0058972f054c194f98",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2009-12-15T10:25:43Z",
    "title_canon_sha256": "c668befc2f83d629f2417905f3e2a005bc7803eafe4bd3a9c7637ef5a53f9e1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.2836",
    "kind": "arxiv",
    "version": 1
  }
}